Рефакторинг и монго

apps/server-net/src/Host/Application/Admin/Commands/CleanRun/CleanRunCommand.cs

@@ -8,6 +8,8 @@ using Knot.Shared.Kernel;
 using Knot.Shared.Kernel.Storage;
 using Knot.Modules.Identity.Infrastructure.Persistence;
 using Knot.Modules.Chats.Infrastructure.Persistence;
+using Knot.Modules.Chats.Domain;
+using MongoDB.Driver;
 using Microsoft.EntityFrameworkCore;
 
 namespace Host.Application.Admin.Commands;
@@ -17,33 +19,36 @@ public record CleanRunCommand(IFileStorageService FileStorage, IdentityDbContext
 internal sealed class CleanRunCommandHandler : ICommandHandler<CleanRunCommand, MessageResponse>
 {
     private readonly ChatsDbContext _chatsDbContext;
+    private readonly IMongoCollection<Message> _messages;
 
-    public CleanRunCommandHandler(ChatsDbContext chatsDbContext)
+    public CleanRunCommandHandler(ChatsDbContext chatsDbContext, IMongoDatabase mongoDb)
     {
         _chatsDbContext = chatsDbContext;
+        _messages = mongoDb.GetCollection<Message>("Messages");
     }
 
     public async Task<Result<MessageResponse>> Handle(CleanRunCommand request, CancellationToken cancellationToken)
     {
-        var orphanMessages = await _chatsDbContext.Messages
+        var allChats = await _chatsDbContext.Chats.AsNoTracking().ToListAsync(cancellationToken);
-            .Include(m => m.Media)
+        var activeChatIds = allChats.Select(c => c.Id).ToHashSet();
-            .Where(m => m.IsDeleted || !_chatsDbContext.Chats.Any(c => c.Id == m.ChatId))
+
-            .ToListAsync(cancellationToken);
+        var allMessages = await _messages.Find(_ => true).ToListAsync(cancellationToken);
+
+        var orphanMessages = allMessages
+            .Where(m => !activeChatIds.Contains(m.ChatId))
+            .ToList();
+
+        var keptMessages = allMessages
+            .Where(m => activeChatIds.Contains(m.ChatId))
+            .ToList();
 
         var allMinioFiles = (await request.FileStorage.ListFilesAsync()).ToList();
 
-        var keptMessages = await _chatsDbContext.Messages
-            .AsNoTracking()
-            .Include(m => m.Media)
-            .Where(m => !m.IsDeleted && _chatsDbContext.Chats.Any(c => c.Id == m.ChatId))
-            .ToListAsync(cancellationToken);
-
-        var allChats = await _chatsDbContext.Chats.AsNoTracking().ToListAsync(cancellationToken);
         var allUsers = await request.IdentityDb.Users.AsNoTracking().ToListAsync(cancellationToken);
 
         var validUrls = new HashSet<string>();
 
-        var activeMessageUrls = keptMessages
+        var activeMessageUrls = keptMessages.OfType<MediaMessage>()
             .Where(m => m.Media != null)
             .SelectMany(m => m.Media)
             .Select(me => me.Url)
@@ -85,8 +90,9 @@ internal sealed class CleanRunCommandHandler : ICommandHandler<CleanRunCommand,
 
         if (orphanMessages.Any())
         {
-            _chatsDbContext.Messages.RemoveRange(orphanMessages);
+            var orphanIds = orphanMessages.Select(m => m.Id).ToList();
-            await _chatsDbContext.SaveChangesAsync(cancellationToken);
+            var filter = Builders<Message>.Filter.In(m => m.Id, orphanIds);
+            await _messages.DeleteManyAsync(filter, cancellationToken);
         }
 
         return Result.Success(new MessageResponse("Cleanup completed successfully"));

apps/server-net/src/Host/Application/Admin/Queries/CleanDryRun/CleanDryRunQuery.cs

@@ -8,6 +8,8 @@ using Knot.Shared.Kernel;
 using Knot.Shared.Kernel.Storage;
 using Knot.Modules.Identity.Infrastructure.Persistence;
 using Knot.Modules.Chats.Infrastructure.Persistence;
+using Knot.Modules.Chats.Domain;
+using MongoDB.Driver;
 using Microsoft.EntityFrameworkCore;
 using Host.Models;
 
@@ -18,35 +20,38 @@ public record CleanDryRunQuery(IFileStorageService FileStorage, IdentityDbContex
 internal sealed class CleanDryRunQueryHandler : IQueryHandler<CleanDryRunQuery, CleanupDryRunResultDto>
 {
     private readonly ChatsDbContext _chatsDbContext;
+    private readonly IMongoCollection<Message> _messages;
 
-    public CleanDryRunQueryHandler(ChatsDbContext chatsDbContext)
+    public CleanDryRunQueryHandler(ChatsDbContext chatsDbContext, IMongoDatabase mongoDb)
     {
         _chatsDbContext = chatsDbContext;
+        _messages = mongoDb.GetCollection<Message>("Messages");
     }
 
     public async Task<Result<CleanupDryRunResultDto>> Handle(CleanDryRunQuery request, CancellationToken cancellationToken)
     {
-        var orphanedMessages = await _chatsDbContext.Messages
+        var allChats = await _chatsDbContext.Chats.AsNoTracking().ToListAsync(cancellationToken);
-            .Include(m => m.Media)
+        var activeChatIds = allChats.Select(c => c.Id).ToHashSet();
-            .Where(m => m.IsDeleted || !_chatsDbContext.Chats.Any(c => c.Id == m.ChatId))
+
-            .ToListAsync(cancellationToken);
+        var allMessages = await _messages.Find(_ => true).ToListAsync(cancellationToken);
+
+        var orphanedMessages = allMessages
+            .Where(m => !activeChatIds.Contains(m.ChatId))
+            .ToList();
+
+        var keptMessages = allMessages
+            .Where(m => activeChatIds.Contains(m.ChatId))
+            .ToList();
 
         var orphanedMessagesCount = orphanedMessages.Count;
 
         var allMinioFiles = (await request.FileStorage.ListFilesAsync()).ToList();
 
-        var keptMessages = await _chatsDbContext.Messages
-            .AsNoTracking()
-            .Include(m => m.Media)
-            .Where(m => !m.IsDeleted && _chatsDbContext.Chats.Any(c => c.Id == m.ChatId))
-            .ToListAsync(cancellationToken);
-
-        var allChats = await _chatsDbContext.Chats.AsNoTracking().ToListAsync(cancellationToken);
         var allUsers = await request.IdentityDb.Users.AsNoTracking().ToListAsync(cancellationToken);
 
         var validUrls = new HashSet<string>();
 
-        var activeMessageUrls = keptMessages
+        var activeMessageUrls = keptMessages.OfType<MediaMessage>()
             .Where(m => m.Media != null)
             .SelectMany(m => m.Media)
             .Select(me => me.Url)

apps/server-net/src/Host/Application/Admin/Queries/GetUserDetails/GetUserDetailsQuery.cs

@@ -6,8 +6,8 @@ using MediatR;
 using Knot.Shared.Kernel;
 using Host.Models;
 using Knot.Modules.Identity.Domain;
-using Knot.Modules.Chats.Infrastructure.Persistence;
+using Knot.Modules.Chats.Domain;
-using Microsoft.EntityFrameworkCore;
+using MongoDB.Driver;
 
 namespace Host.Application.Admin.Queries;
 
@@ -16,12 +16,12 @@ public record GetUserDetailsQuery(Guid UserId) : IQuery<AdminUserDetailsDto>;
 internal sealed class GetUserDetailsQueryHandler : IQueryHandler<GetUserDetailsQuery, AdminUserDetailsDto>
 {
     private readonly IUserRepository _userRepository;
-    private readonly ChatsDbContext _chatsDbContext;
+    private readonly IMongoCollection<Message> _messages;
 
-    public GetUserDetailsQueryHandler(IUserRepository userRepository, ChatsDbContext chatsDbContext)
+    public GetUserDetailsQueryHandler(IUserRepository userRepository, IMongoDatabase mongoDatabase)
     {
         _userRepository = userRepository;
-        _chatsDbContext = chatsDbContext;
+        _messages = mongoDatabase.GetCollection<Message>("Messages");
     }
 
     public async Task<Result<AdminUserDetailsDto>> Handle(GetUserDetailsQuery request, CancellationToken cancellationToken)
@@ -32,23 +32,20 @@ internal sealed class GetUserDetailsQueryHandler : IQueryHandler<GetUserDetailsQ
             return Result.Failure<AdminUserDetailsDto>(IdentityErrors.UserNotFound);
         }
 
-        var messagesCount = await _chatsDbContext.Messages.CountAsync(m => m.SenderId == request.UserId, cancellationToken);
+        var filter = Builders<Message>.Filter.Eq(m => m.SenderId, request.UserId);
+        var userMessages = await _messages.Find(filter).ToListAsync(cancellationToken);
 
-        var allUserMedia = await _chatsDbContext.Messages
+        var messagesCount = userMessages.Count;
-            .AsNoTracking()
+
-            .Where(m => m.SenderId == request.UserId)
+        var allUserMedia = userMessages.OfType<MediaMessage>().SelectMany(m => m.Media).ToList();
-            .SelectMany(m => m.Media)
-            .ToListAsync(cancellationToken);
 
         var mediaCount = allUserMedia.Count(m => m.Type == "image" || m.Type == "video");
         var filesCount = allUserMedia.Count(m => m.Type == "file" || m.Type == "audio");
         var storageUsed = allUserMedia.Sum(m => m.Size ?? 0);
 
-        var userContents = await _chatsDbContext.Messages
+        var userContents = userMessages.OfType<TextMessage>().Select(m => m.Content)
-            .AsNoTracking()
+                 .Concat(userMessages.OfType<MediaMessage>().Where(m => m.Caption != null).Select(m => m.Caption))
-            .Where(m => m.SenderId == request.UserId)
+                 .ToList();
-            .Select(m => m.Content)
-            .ToListAsync(cancellationToken);
 
         var linksCount = userContents.Count(c => !string.IsNullOrEmpty(c) && c.Contains("http"));
 

apps/server-net/src/Host/Program.cs

@@ -27,6 +27,7 @@ var builder = WebApplication.CreateBuilder(args);
 var envMappings = new Dictionary<string, string?>
 {
     ["ConnectionStrings:DefaultConnection"] = builder.Configuration["DATABASE_URL"],
+    ["ConnectionStrings:MongoConnection"] = builder.Configuration["MONGO_CONNECTION"],
     ["Jwt:Secret"] = builder.Configuration["JWT_SECRET"],
     ["Jwt:Issuer"] = builder.Configuration["JWT_ISSUER"],
     ["Jwt:Audience"] = builder.Configuration["JWT_AUDIENCE"],
@@ -160,6 +161,10 @@ using (var scope = app.Services.CreateScope())
     var systemDb = scope.ServiceProvider.GetRequiredService<Knot.Shared.Infrastructure.Persistence.SystemDbContext>();
     await systemDb.Database.MigrateAsync();
 
+    // Set Encryption Service for MongoDB serializers
+    var encryptionService = scope.ServiceProvider.GetRequiredService<Knot.Shared.Kernel.Security.IEncryptionService>();
+    Knot.Modules.Chats.Infrastructure.Persistence.Mongo.EncryptedStringSerializer.EncryptionService = encryptionService;
+
     // Initialize Global Settings Cache
     var settingsService = scope.ServiceProvider.GetRequiredService<Knot.Shared.Kernel.Configuration.ISettingsService>();
     if (settingsService is Knot.Shared.Infrastructure.Configuration.SettingsService concreteSettings)

apps/server-net/src/Modules/Chats/Application/Chats/GetChatById/GetChatById.cs

@@ -40,33 +40,32 @@ internal sealed class GetChatByIdQueryHandler : IQueryHandler<GetChatByIdQuery,
         }
 
         var userIdsToFetch = new HashSet<Guid>();
-        foreach (var m in chat.Members)
+        foreach (var member in chat.Members)
         {
-            userIdsToFetch.Add(m.UserId);
+            userIdsToFetch.Add(member.UserId);
         }
 
-        var chatMessages = await _messageRepository.GetChatMessagesAsync(chat.Id, 1, 0, cancellationToken);
+        var latestMessage = await _messageRepository.GetLatestChatMessageAsync(chat.Id, cancellationToken);
-        var mFirst = chatMessages.FirstOrDefault();
+        if (latestMessage != null)
-        if (mFirst != null)
         {
-            userIdsToFetch.Add(mFirst.SenderId);
+            userIdsToFetch.Add(latestMessage.SenderId);
-            foreach (var r in mFirst.Reactions)
+            foreach (var reaction in latestMessage.Reactions)
             {
-                userIdsToFetch.Add(r.UserId);
+                userIdsToFetch.Add(reaction.UserId);
             }
         }
 
         var usersInfo = await _userProvider.GetUsersInfoAsync(userIdsToFetch, cancellationToken);
 
         var members = new List<ChatMemberDto>();
-        foreach (var m in chat.Members)
+        foreach (var member in chat.Members)
         {
-            usersInfo.TryGetValue(m.UserId, out var user);
+            usersInfo.TryGetValue(member.UserId, out var user);
             members.Add(new ChatMemberDto(
-                m.Id,
+                member.Id,
-                m.UserId,
+                member.UserId,
-                m.Role,
+                member.Role,
-                m.IsPinned,
+                member.IsPinned,
                 user != null ? new ChatUserDto(
                     user.Id,
                     user.Username,
@@ -79,48 +78,47 @@ internal sealed class GetChatByIdQueryHandler : IQueryHandler<GetChatByIdQuery,
         }
 
         var messagesList = new List<ChatMessageDto>();
-        if (chatMessages.Any())
+        if (latestMessage != null)
         {
-            var m = mFirst;
+            usersInfo.TryGetValue(latestMessage.SenderId, out var senderObj);
-            usersInfo.TryGetValue(m.SenderId, out var senderObj);
 
             var reactionsWithUser = new List<ReactionDto>();
-            foreach (var r in m.Reactions)
+            foreach (var reaction in latestMessage.Reactions)
             {
-                usersInfo.TryGetValue(r.UserId, out var rUser);
+                usersInfo.TryGetValue(reaction.UserId, out var reactionUser);
                 reactionsWithUser.Add(new ReactionDto(
-                    r.Id,
+                    reaction.Id,
-                    r.Emoji,
+                    reaction.Emoji,
-                    r.UserId,
+                    reaction.UserId,
-                    rUser != null
+                    reactionUser != null
-                        ? new MessageSenderDto(rUser.Id, rUser.Username, rUser.DisplayName, rUser.Avatar)
+                        ? new MessageSenderDto(reactionUser.Id, reactionUser.Username, reactionUser.DisplayName, reactionUser.Avatar)
-                        : new MessageSenderDto(r.UserId, "unknown", "Unknown", null)
+                        : new MessageSenderDto(reaction.UserId, "unknown", "Unknown", null)
                 ));
             }
 
             messagesList.Add(new ChatMessageDto(
-                m.Id,
+                latestMessage.Id,
-                m.ChatId,
+                latestMessage.ChatId,
-                m.SenderId,
+                latestMessage.SenderId,
-                m.Content,
+                latestMessage.Content,
-                m.Type,
+                latestMessage.Type,
-                m.ReplyToId,
+                latestMessage.ReplyToId,
-                m.Quote,
+                latestMessage.Quote,
-                m.StoryId,
+                latestMessage.StoryId,
-                m.StoryMediaUrl,
+                latestMessage.StoryMediaUrl,
-                m.StoryMediaType,
+                latestMessage.StoryMediaType,
-                m.IsEdited,
+                latestMessage.IsEdited,
-                m.IsDeleted,
+                latestMessage.IsDeleted,
-                m.CreatedAt,
+                latestMessage.CreatedAt,
-                m.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
+                latestMessage.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
                 senderObj != null ? new MessageSenderDto(
                     senderObj.Id,
                     senderObj.Username,
                     senderObj.DisplayName,
                     senderObj.Avatar
-                ) : new MessageSenderDto(m.SenderId, "unknown", "Unknown", null),
+                ) : new MessageSenderDto(latestMessage.SenderId, "unknown", "Unknown", null),
                 reactionsWithUser,
-                m.ReadBy.Select(r => new ReadByDto(r.UserId)).ToList()
+                latestMessage.ReadBy.Select(readReceipt => new ReadByDto(readReceipt.UserId)).ToList()
             ));
         }
 
@@ -139,3 +137,4 @@ internal sealed class GetChatByIdQueryHandler : IQueryHandler<GetChatByIdQuery,
         return Result.Success<ChatDto?>(dto);
     }
 }
+

apps/server-net/src/Modules/Chats/Application/Chats/GetChats/GetChats.cs

@@ -33,36 +33,38 @@ internal sealed class GetChatsQueryHandler : IQueryHandler<GetChatsQuery, List<C
         var dtos = new List<ChatDto>();
         bool hasFavorites = false;
 
-        foreach (var c in userChats)
+        foreach (var chat in userChats)
         {
-            var userIdsToFetch = new HashSet<Guid>();
+            var latestMessage = await _messageRepository.GetLatestChatMessageAsync(chat.Id, cancellationToken);
-            foreach (var m in c.Members)
+
+            if (latestMessage == null)
             {
-                userIdsToFetch.Add(m.UserId);
+                continue;
             }
 
-            var chatMessages = await _messageRepository.GetChatMessagesAsync(c.Id, 1, 0, cancellationToken);
+            var userIdsToFetch = new HashSet<Guid>();
-            var mFirst = chatMessages.FirstOrDefault();
+            foreach (var member in chat.Members)
-            if (mFirst != null)
             {
-                userIdsToFetch.Add(mFirst.SenderId);
+                userIdsToFetch.Add(member.UserId);
-                foreach (var r in mFirst.Reactions)
+            }
+
+            userIdsToFetch.Add(latestMessage.SenderId);
+            foreach (var r in latestMessage.Reactions)
             {
                 userIdsToFetch.Add(r.UserId);
             }
-            }
 
             var usersInfo = await _userProvider.GetUsersInfoAsync(userIdsToFetch, cancellationToken);
 
             var members = new List<ChatMemberDto>();
-            foreach (var m in c.Members)
+            foreach (var member in chat.Members)
             {
-                usersInfo.TryGetValue(m.UserId, out var user);
+                usersInfo.TryGetValue(member.UserId, out var user);
                 members.Add(new ChatMemberDto(
-                    m.Id,
+                    member.Id,
-                    m.UserId,
+                    member.UserId,
-                    m.Role,
+                    member.Role,
-                    m.IsPinned,
+                    member.IsPinned,
                     user != null ? new ChatUserDto(
                         user.Id,
                         user.Username,
@@ -74,62 +76,59 @@ internal sealed class GetChatsQueryHandler : IQueryHandler<GetChatsQuery, List<C
                 ));
             }
 
-            var messagesList = new List<ChatMessageDto>();
+            usersInfo.TryGetValue(latestMessage.SenderId, out var senderObj);
-
-            if (chatMessages.Any())
-            {
-                var m = mFirst;
-                usersInfo.TryGetValue(m.SenderId, out var senderObj);
 
             var reactionsWithUser = new List<ReactionDto>();
-                foreach (var r in m.Reactions)
+            foreach (var reaction in latestMessage.Reactions)
             {
-                    usersInfo.TryGetValue(r.UserId, out var rUser);
+                usersInfo.TryGetValue(reaction.UserId, out var reactionUser);
                 reactionsWithUser.Add(new ReactionDto(
-                        r.Id,
+                    reaction.Id,
-                        r.Emoji,
+                    reaction.Emoji,
-                        r.UserId,
+                    reaction.UserId,
-                        rUser != null
+                    reactionUser != null
-                            ? new MessageSenderDto(rUser.Id, rUser.Username, rUser.DisplayName, rUser.Avatar)
+                        ? new MessageSenderDto(reactionUser.Id, reactionUser.Username, reactionUser.DisplayName, reactionUser.Avatar)
-                            : new MessageSenderDto(r.UserId, "unknown", "Unknown", null)
+                        : new MessageSenderDto(reaction.UserId, "unknown", "Unknown", null)
                 ));
             }
 
-                messagesList.Add(new ChatMessageDto(
+            var messagesList = new List<ChatMessageDto>
-                    m.Id,
+            {
-                    m.ChatId,
+                new ChatMessageDto(
-                    m.SenderId,
+                    latestMessage.Id,
-                    m.Content,
+                    latestMessage.ChatId,
-                    m.Type,
+                    latestMessage.SenderId,
-                    m.ReplyToId,
+                    latestMessage.Content,
-                    m.Quote,
+                    latestMessage.Type,
-                    m.StoryId,
+                    latestMessage.ReplyToId,
-                    m.StoryMediaUrl,
+                    latestMessage.Quote,
-                    m.StoryMediaType,
+                    latestMessage.StoryId,
-                    m.IsEdited,
+                    latestMessage.StoryMediaUrl,
-                    m.IsDeleted,
+                    latestMessage.StoryMediaType,
-                    m.CreatedAt,
+                    latestMessage.IsEdited,
-                    m.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
+                    latestMessage.IsDeleted,
+                    latestMessage.CreatedAt,
+                    latestMessage.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
                     senderObj != null ? new MessageSenderDto(
                         senderObj.Id,
                         senderObj.Username,
                         senderObj.DisplayName,
                         senderObj.Avatar
-                    ) : new MessageSenderDto(m.SenderId, "unknown", "Unknown", null),
+                    ) : new MessageSenderDto(latestMessage.SenderId, "unknown", "Unknown", null),
                     reactionsWithUser,
-                    m.ReadBy.Select(r => new ReadByDto(r.UserId)).ToList()
+                    latestMessage.ReadBy.Select(readReceipt => new ReadByDto(readReceipt.UserId)).ToList()
-                ));
+                )
-            }
+            };
 
-            var unreadCount = await _messageRepository.GetUnreadCountAsync(c.Id, request.UserId, cancellationToken);
+            var unreadCount = await _messageRepository.GetUnreadCountAsync(chat.Id, request.UserId, cancellationToken);
 
             dtos.Add(new ChatDto(
-                c.Id,
+                chat.Id,
-                c.Type.ToString().ToLowerInvariant(),
+                chat.Type.ToString().ToLowerInvariant(),
-                c.Type == ChatType.Favorites ? "Избранное" : (c.Type == ChatType.Personal ? null : c.Name),
+                chat.Type == ChatType.Favorites ? "Избранное" : (chat.Type == ChatType.Personal ? null : chat.Name),
-                c.Description,
+                chat.Description,
-                c.Avatar,
+                chat.Avatar,
-                c.CreatedAt,
+                chat.CreatedAt,
                 members,
                 messagesList,
                 unreadCount
@@ -146,3 +145,4 @@ internal sealed class GetChatsQueryHandler : IQueryHandler<GetChatsQuery, List<C
         return Result.Success(sorted);
     }
 }
+

apps/server-net/src/Modules/Chats/Application/Messages/Delete/DeleteMessagesCommand.cs

@@ -50,9 +50,9 @@ public sealed class DeleteMessagesCommandHandler : ICommandHandler<DeleteMessage
             {
                 message.DeleteForUser(request.UserId);
             }
-        }
 
-        await _unitOfWork.SaveChangesAsync(cancellationToken);
+            await _messageRepository.UpdateAsync(message, cancellationToken);
+        }
 
         if (request.DeleteForAll)
         {

apps/server-net/src/Modules/Chats/Application/Messages/GetMessages/GetMessagesQuery.cs

@@ -47,46 +47,39 @@ internal sealed class GetMessagesQueryHandler : IQueryHandler<GetMessagesQuery,
         var userIdsToFetch = new HashSet<Guid>();
         var replyMessages = new Dictionary<Guid, Message>();
 
-        foreach (var m in messages)
+        // Filter messages that are deleted for the current user before processing
+        var filteredMessages = messages.Where(m => !m.IsDeletedForUser(request.UserId)).ToList();
+
+        foreach (var m in filteredMessages)
         {
-            if (m.DeletedByUsers.Contains(request.UserId))
+            userIdsToFetch.Add(m.SenderId);
+
+            if (!m.ReplyToId.HasValue)
             {
                 continue;
             }
 
-            userIdsToFetch.Add(m.SenderId);
-            if (m.ForwardedFromId.HasValue)
-            {
-                userIdsToFetch.Add(m.ForwardedFromId.Value);
-            }
-
-            foreach (var r in m.Reactions)
-            {
-                userIdsToFetch.Add(r.UserId);
-            }
-
-            if (m.ReplyToId.HasValue)
-            {
             var replyMsg = await _messageRepository.GetByIdAsync(m.ReplyToId.Value, cancellationToken);
-                if (replyMsg != null)
+            if (replyMsg == null)
             {
+                continue;
+            }
+
             replyMessages[replyMsg.Id] = replyMsg;
             userIdsToFetch.Add(replyMsg.SenderId);
         }
-            }
-        }
 
         var senders = await _userProvider.GetUsersInfoAsync(userIdsToFetch, cancellationToken);
 
-        foreach (var m in messages)
+        foreach (var message in messages)
         {
-            if (m.DeletedByUsers.Contains(request.UserId))
+            if (message.IsDeletedForUser(request.UserId))
             {
                 continue;
             }
 
             ReplyToMessageDto? replyToObj = null;
-            if (m.ReplyToId.HasValue && replyMessages.TryGetValue(m.ReplyToId.Value, out var replyMsg))
+            if (message.ReplyToId.HasValue && replyMessages.TryGetValue(message.ReplyToId.Value, out var replyMsg))
             {
                 var senderObj = senders.TryGetValue(replyMsg.SenderId, out var rs)
                     ? new MessageSenderDto(rs.Id, rs.Username, rs.DisplayName, rs.Avatar)
@@ -102,40 +95,40 @@ internal sealed class GetMessagesQueryHandler : IQueryHandler<GetMessagesQuery,
             }
 
             var reactionsWithUser = new List<MessageReactionDto>();
-            foreach (var r in m.Reactions)
+            foreach (var reaction in message.Reactions)
             {
-                var userObj = senders.TryGetValue(r.UserId, out var ru)
+                var userObj = senders.TryGetValue(reaction.UserId, out var reactionUser)
-                    ? new MessageSenderDto(ru.Id, ru.Username, ru.DisplayName, ru.Avatar)
+                    ? new MessageSenderDto(reactionUser.Id, reactionUser.Username, reactionUser.DisplayName, reactionUser.Avatar)
-                    : new MessageSenderDto(r.UserId, "unknown", "Unknown", null);
+                    : new MessageSenderDto(reaction.UserId, "unknown", "Unknown", null);
 
                 reactionsWithUser.Add(new MessageReactionDto(
-                    r.Id,
+                    reaction.Id,
-                    r.Emoji,
+                    reaction.Emoji,
-                    r.UserId,
+                    reaction.UserId,
                     userObj
                 ));
             }
 
             result.Add(new MessageDetailDto(
-                m.Id,
+                message.Id,
-                m.ChatId,
+                message.ChatId,
-                m.SenderId,
+                message.SenderId,
-                m.Content,
+                message.Content,
-                m.Type,
+                message.Type,
-                m.ReplyToId,
+                message.ReplyToId,
                 replyToObj,
-                m.Quote,
+                message.Quote,
-                m.IsEdited,
+                message.IsEdited,
-                m.IsDeleted,
+                message.IsDeleted,
-                m.CreatedAt,
+                message.CreatedAt,
-                m.ForwardedFromId,
+                message.ForwardedFromId,
-                m.ForwardedFromId.HasValue && senders.TryGetValue(m.ForwardedFromId.Value, out var fwd) ? new MessageSenderDto(fwd.Id, fwd.Username, fwd.DisplayName, fwd.Avatar) : null,
+                message.ForwardedFromId.HasValue && senders.TryGetValue(message.ForwardedFromId.Value, out var fwdUser) ? new MessageSenderDto(fwdUser.Id, fwdUser.Username, fwdUser.DisplayName, fwdUser.Avatar) : null,
-                m.StoryId,
+                message.StoryId,
-                m.StoryMediaUrl,
+                message.StoryMediaUrl,
-                m.StoryMediaType,
+                message.StoryMediaType,
-                m.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
+                message.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
-                senders.TryGetValue(m.SenderId, out var s) ? new MessageSenderDto(s.Id, s.Username, s.DisplayName, s.Avatar) : null,
+                senders.TryGetValue(message.SenderId, out var senderUser) ? new MessageSenderDto(senderUser.Id, senderUser.Username, senderUser.DisplayName, senderUser.Avatar) : null,
-                m.ReadBy.Select(r => new ReadByDto(r.UserId)).ToList(),
+                message.ReadBy.Select(readReceipt => new ReadByDto(readReceipt.UserId)).ToList(),
                 reactionsWithUser
             ));
         }
@@ -143,3 +136,4 @@ internal sealed class GetMessagesQueryHandler : IQueryHandler<GetMessagesQuery,
         return Result.Success(result);
     }
 }
+

apps/server-net/src/Modules/Chats/Application/Messages/GetSharedMedia/GetSharedMediaQuery.cs

@@ -31,36 +31,38 @@ internal sealed class GetSharedMediaQueryHandler : IQueryHandler<GetSharedMediaQ
     public async Task<Result<List<SharedMediaDto>>> Handle(GetSharedMediaQuery request, CancellationToken cancellationToken)
     {
         var chat = await _chatRepository.GetByIdAsync(request.ChatId, cancellationToken);
-        if (chat == null || !chat.Members.Any(m => m.UserId == request.UserId))
+        if (chat == null || !chat.Members.Any(member => member.UserId == request.UserId))
         {
             return Result.Failure<List<SharedMediaDto>>(ChatErrors.ChatsForbidden);
         }
 
         var messages = await _messageRepository.GetChatMessagesAsync(request.ChatId, ChatConstants.MaxSharedMediaQueryLimit, 0, cancellationToken);
-        messages = messages.Where(m => !m.IsDeleted && !m.DeletedByUsers.Contains(request.UserId)).ToList();
+        messages = messages.Where(message => !message.IsDeletedForUser(request.UserId)).ToList();
 
         var result = new List<SharedMediaDto>();
         var filterType = request.Type?.ToLower();
 
-        var userIds = messages.Select(m => m.SenderId).Distinct();
+        var userIds = messages.Select(message => message.SenderId).Distinct();
         var senders = await _userProvider.GetUsersInfoAsync(userIds, cancellationToken);
 
-        foreach (var m in messages)
+        foreach (var message in messages)
         {
             if (filterType == "links")
             {
+                var messageContent = message.Content;
                 var linkRegex = new Regex(@"https?://[^\s]+", RegexOptions.IgnoreCase);
-                var contentLinks = !string.IsNullOrEmpty(m.Content) ? linkRegex.Matches(m.Content).Select(match => match.Value).ToList() : new List<string>();
+                var contentLinks = !string.IsNullOrEmpty(messageContent) ? linkRegex.Matches(messageContent).Select(match => match.Value).ToList() : new List<string>();
-                var mediaLinks = (m.Media ?? Enumerable.Empty<Media>()).Where(media => media.Type?.ToLower() == "link").Select(media => media.Url).ToList();
+                var messageMediaColl = message.Media;
+                var mediaLinks = (messageMediaColl ?? Enumerable.Empty<Media>()).Where(media => media.Type?.ToString().ToLower() == "link").Select(media => media.Url).ToList();
                 var allLinks = contentLinks.Concat(mediaLinks).Distinct().ToList();
 
                 if (allLinks.Any())
                 {
-                    senders.TryGetValue(m.SenderId, out var sender);
+                    senders.TryGetValue(message.SenderId, out var sender);
                     result.Add(new SharedMediaDto(
-                        m.Id,
+                        message.Id,
-                        m.Content,
+                        messageContent,
-                        m.CreatedAt,
+                        message.CreatedAt,
                         allLinks,
                         sender != null ? new MessageSenderDto(sender.Id, sender.Username, sender.DisplayName, sender.Avatar) : null,
                         null, null, null, null, null, null, null, null
@@ -69,21 +71,17 @@ internal sealed class GetSharedMediaQueryHandler : IQueryHandler<GetSharedMediaQ
                 continue;
             }
 
-            if (m.Media == null || !m.Media.Any())
+            var messageMedia = message.Media;
+            if (messageMedia == null || !messageMedia.Any())
             {
                 continue;
             }
 
-            var filteredMedia = m.Media.Where(media =>
+            var filteredMedia = messageMedia.Where(media =>
             {
                 var mediaType = media.Type?.ToLower() ?? "file";
                 var isGif = mediaType == "image" && (media.Url.EndsWith(".mp4", StringComparison.OrdinalIgnoreCase) || media.Url.EndsWith(".gif", StringComparison.OrdinalIgnoreCase));
 
-                if (filterType == "media")
-                {
-                    return (mediaType == "image" || mediaType == "video") && !isGif;
-                }
-
                 if (filterType == "gifs")
                 {
                     return isGif;
@@ -99,20 +97,20 @@ internal sealed class GetSharedMediaQueryHandler : IQueryHandler<GetSharedMediaQ
 
             if (filteredMedia.Any())
             {
-                senders.TryGetValue(m.SenderId, out var sender);
+                senders.TryGetValue(message.SenderId, out var sender);
                 result.Add(new SharedMediaDto(
-                    m.Id,
+                    message.Id,
-                    m.Content,
+                    message.Content,
-                    m.CreatedAt,
+                    message.CreatedAt,
                     null,
                     sender != null ? new MessageSenderDto(sender.Id, sender.Username, sender.DisplayName, sender.Avatar) : null,
-                    m.ReplyToId,
+                    message.ReplyToId,
-                    m.Quote,
+                    message.Quote,
-                    m.StoryId,
+                    message.StoryId,
-                    m.StoryMediaUrl,
+                    message.StoryMediaUrl,
-                    m.StoryMediaType,
+                    message.StoryMediaType,
-                    m.IsEdited,
+                    message.IsEdited,
-                    m.Type,
+                    message.Type,
                     filteredMedia.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList()
                 ));
             }
@@ -121,3 +119,4 @@ internal sealed class GetSharedMediaQueryHandler : IQueryHandler<GetSharedMediaQ
         return Result.Success(result.OrderByDescending(x => x.CreatedAt).ToList());
     }
 }
+

apps/server-net/src/Modules/Chats/Application/Messages/SearchMessages/SearchMessagesQuery.cs

@@ -26,35 +26,36 @@ internal sealed class SearchMessagesQueryHandler : IQueryHandler<SearchMessagesQ
     public async Task<Result<List<SearchMessageDto>>> Handle(SearchMessagesQuery request, CancellationToken cancellationToken)
     {
         var messages = await _messageRepository.SearchMessagesAsync(request.Query, request.ChatId, request.UserId, cancellationToken);
-        messages = messages.Where(m => !m.DeletedByUsers.Contains(request.UserId)).ToList();
+        messages = messages.Where(message => !message.IsDeletedForUser(request.UserId)).ToList();
 
-        var userIds = messages.Select(m => m.SenderId).ToList();
+        var userIds = messages.Select(message => message.SenderId).ToList();
-        userIds.AddRange(messages.Where(m => m.ForwardedFromId.HasValue).Select(m => m.ForwardedFromId!.Value));
+        userIds.AddRange(messages.Where(message => message.ForwardedFromId.HasValue).Select(message => message.ForwardedFromId!.Value));
 
         var senders = await _userProvider.GetUsersInfoAsync(userIds.Distinct(), cancellationToken);
 
-        var result = messages.Select(m => new SearchMessageDto(
+        var result = messages.Select(message => new SearchMessageDto(
-            m.Id,
+            message.Id,
-            m.ChatId,
+            message.ChatId,
-            m.SenderId,
+            message.SenderId,
-            m.Content,
+                message.Content,
-            m.Type,
+                message.Type,
-            m.ReplyToId,
+                message.ReplyToId,
-            m.Quote,
+                message.Quote,
-            m.IsEdited,
+                message.IsEdited,
-            m.IsDeleted,
+                message.IsDeleted,
-            m.CreatedAt,
+                message.CreatedAt,
-            m.ForwardedFromId,
+                message.ForwardedFromId,
-            m.ForwardedFromId.HasValue && senders.TryGetValue(m.ForwardedFromId.Value, out var fwd) ? new MessageSenderDto(fwd.Id, fwd.Username, fwd.DisplayName, fwd.Avatar) : null,
+                null, 
-            m.StoryId,
+                message.StoryId,
-            m.StoryMediaUrl,
+                message.StoryMediaUrl,
-            m.StoryMediaType,
+                message.StoryMediaType,
-            m.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
+                message.Media.Select(media => new MediaDto(media.Id, media.Type, media.Url, media.Filename, media.Size)).ToList(),
-            senders.TryGetValue(m.SenderId, out var s) ? new MessageSenderDto(s.Id, s.Username, s.DisplayName, s.Avatar) : new MessageSenderDto(m.SenderId, "unknown", "Unknown", null),
+            senders.TryGetValue(message.SenderId, out var senderUser) ? new MessageSenderDto(senderUser.Id, senderUser.Username, senderUser.DisplayName, senderUser.Avatar) : new MessageSenderDto(message.SenderId, "unknown", "Unknown", null),
-            m.Reactions.Select(r => new SimpleReactionDto(r.UserId, r.Emoji)).ToList(),
+            message.Reactions.Select(reaction => new SimpleReactionDto(reaction.UserId, reaction.Emoji)).ToList(),
-            m.ReadBy.Select(r => new ReadByDto(r.UserId)).ToList()
+            message.ReadBy.Select(readReceipt => new ReadByDto(readReceipt.UserId)).ToList()
         )).ToList();
 
         return Result.Success(result);
     }
 }
+

apps/server-net/src/Modules/Chats/Application/Messages/Send/SendMessageCommandHandler.cs

@@ -27,15 +27,18 @@ public sealed class SendMessageCommandHandler : ICommandHandler<SendMessageComma
     private readonly IChatRepository _chatRepository;
     private readonly IMessageRepository _messageRepository;
     private readonly IChatsUnitOfWork _unitOfWork;
+    private readonly MediatR.IMediator _mediator;
 
     public SendMessageCommandHandler(
         IChatRepository chatRepository,
         IMessageRepository messageRepository,
-        IChatsUnitOfWork unitOfWork)
+        IChatsUnitOfWork unitOfWork,
+        MediatR.IMediator mediator)
     {
         _chatRepository = chatRepository;
         _messageRepository = messageRepository;
         _unitOfWork = unitOfWork;
+        _mediator = mediator;
     }
 
     public async Task<Result<Guid>> Handle(SendMessageCommand request, CancellationToken cancellationToken)
@@ -54,30 +57,71 @@ public sealed class SendMessageCommandHandler : ICommandHandler<SendMessageComma
         }
 
         // 3. Создаем сообщение
-        var message = Message.Create(
+        Message message;
+        if (request.Type == "story_reply" || request.Type == "story_reaction")
+        {
+            var parsedStoryMediaType = Enum.TryParse<MediaType>(request.StoryMediaType, true, out var sTypeEnum) ? sTypeEnum : MediaType.Image;
+            message = new StoryMessage(
+                Guid.NewGuid(), 
                 request.ChatId, 
                 request.SenderId, 
+                request.StoryId ?? Guid.Empty, 
+                request.StoryMediaUrl ?? string.Empty, 
+                parsedStoryMediaType, 
                 request.Content, 
-            request.Type,
+                request.ReplyToId, 
+                request.ForwardedFromId, 
+                DateTime.UtcNow, 
+                false);
+        }
+        else if (request.Attachments != null && request.Attachments.Any())
+        {
+            var firstAtt = request.Attachments.First();
+            var parsedType = Enum.TryParse<MediaType>(firstAtt.Type, true, out var mTypeEnum) ? mTypeEnum : MediaType.File;
+            
+            message = new MediaMessage(
+                Guid.NewGuid(), 
+                request.ChatId, 
+                request.SenderId, 
+                parsedType, 
+                request.Content, 
+                request.ReplyToId, 
+                request.ForwardedFromId, 
+                DateTime.UtcNow, 
+                false);
+            
+            foreach (var att in request.Attachments)
+            {
+                var pType = Enum.TryParse<MediaType>(att.Type, true, out var tEnum) ? tEnum : MediaType.File;
+                ((MediaMessage)message).AddMedia(pType, att.Url, att.FileName, att.FileSize);
+            }
+        }
+        else
+        {
+            message = new TextMessage(
+                Guid.NewGuid(), 
+                request.ChatId, 
+                request.SenderId, 
+                request.Content ?? string.Empty, 
                 request.ReplyToId, 
                 request.Quote, 
                 request.ForwardedFromId, 
-            request.StoryId,
+                DateTime.UtcNow, 
-            request.StoryMediaUrl,
+                false);
-            request.StoryMediaType);
-
-        if (request.Attachments != null && request.Attachments.Any())
-        {
-            foreach (var att in request.Attachments)
-            {
-                message.AddMedia(att.Type, att.Url, att.FileName, att.FileSize);
-            }
         }
 
         // 4. Сохраняем
         _messageRepository.Add(message);
         await _unitOfWork.SaveChangesAsync(cancellationToken);
 
+        await _mediator.Publish(new MessageSentDomainEvent(
+            message.Id, 
+            message.ChatId, 
+            message.SenderId, 
+            message.Content), 
+            cancellationToken);
+
         return Result.Success(message.Id);
     }
 }
+

apps/server-net/src/Modules/Chats/Application/TelegramImport/ExecuteImportCommand.cs

@@ -350,16 +350,24 @@ internal sealed class ExecuteImportCommandHandler : ICommandHandler<ExecuteImpor
 
                         bool isJoined = fromNameNode == null;
                         bool isMediaOnly = string.IsNullOrEmpty(content) && forwardedNode == null && replyToId == null;
+                        bool hasMedia = mediaNodes != null && mediaNodes.Count > 0;
                         Message? targetMessage = null;
 
-                        if (isJoined && isMediaOnly && lastSavedMessage != null && Math.Abs((createdAt - lastSavedMessage.CreatedAt).TotalSeconds) <= 60 && lastSavedMessage.SenderId == senderGuid)
+                        if (isJoined && isMediaOnly && lastSavedMessage is MediaMessage && Math.Abs((createdAt - lastSavedMessage.CreatedAt).TotalSeconds) <= 60 && lastSavedMessage.SenderId == senderGuid)
                         {
                             targetMessage = lastSavedMessage;
                         }
                         else
                         {
                             string finalContent = content;
-                            targetMessage = Message.Import(chatId, senderGuid, finalContent, messageType, createdAt, replyToId, forwardedFromId);
+                            if (hasMedia)
+                            {
+                                targetMessage = new MediaMessage(Guid.NewGuid(), chatId, senderGuid, MediaType.File, finalContent, replyToId, forwardedFromId, createdAt, true);
+                            }
+                            else
+                            {
+                                targetMessage = new TextMessage(Guid.NewGuid(), chatId, senderGuid, finalContent, replyToId, null, forwardedFromId, createdAt, true);
+                            }
 
                             var idAttr = node.GetAttribute("id");
                             if (!string.IsNullOrEmpty(idAttr))
@@ -368,9 +376,9 @@ internal sealed class ExecuteImportCommandHandler : ICommandHandler<ExecuteImpor
                             }
                         }
 
-                        if (mediaNodes != null)
+                        if (hasMedia)
                         {
-                            foreach (var mediaNode in mediaNodes)
+                            foreach (var mediaNode in mediaNodes!)
                             {
                                 string? href = mediaNode.GetAttribute("href") ?? mediaNode.GetAttribute("src");
                                 if (!string.IsNullOrEmpty(href) && !href.StartsWith("http"))
@@ -391,8 +399,12 @@ internal sealed class ExecuteImportCommandHandler : ICommandHandler<ExecuteImpor
                                             finalMType = "image";
                                         }
 
+                                        var parsedType = Enum.TryParse<MediaType>(finalMType, true, out var mTypeEnum) ? mTypeEnum : MediaType.File;
+                                        if (targetMessage is MediaMessage mm)
+                                        {
                                             var fileId = await _fileStorage.UploadFileAsync(ms, Path.GetFileName(href), types.cType);
-                                        targetMessage.AddMedia(finalMType, $"/api/files/{fileId}", Path.GetFileName(href), zipEntry.Length);
+                                            mm.AddMedia(parsedType, $"/api/files/{fileId}", Path.GetFileName(href), zipEntry.Length);
+                                        }
                                     }
                                 }
                             }
@@ -440,3 +452,4 @@ internal sealed class ExecuteImportCommandHandler : ICommandHandler<ExecuteImpor
         return Result.Success(new ExecuteImportResponseDto(true, importedCount, chatId));
     }
 }
+

apps/server-net/src/Modules/Chats/DependencyInjection.cs

@@ -1,9 +1,11 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Configuration;
 using Microsoft.EntityFrameworkCore;
-using Knot.Modules.Chats.Infrastructure.Persistence;
 using Knot.Modules.Chats.Domain;
 using Knot.Shared.Kernel;
+using MongoDB.Driver;
+using Knot.Modules.Chats.Infrastructure.Persistence;
+using Knot.Modules.Chats.Infrastructure.Persistence.Mongo;
 
 using Knot.Modules.Chats.Application.Abstractions;
 
@@ -24,12 +26,20 @@ public static class DependencyInjection
         services.AddDbContext<ChatsDbContext>(options =>
             options.UseNpgsql(connectionString));
 
-        // Регистрация Unit of Work и Репозиториев
+        // MongoDB Setup for Messages
+        MongoDbMapConfigurator.Configure();
+        
+        var mongoConnectionString = configuration.GetConnectionString("MongoConnection") ?? "mongodb://localhost:27017";
+        services.AddSingleton<IMongoClient>(new MongoClient(mongoConnectionString));
+        services.AddScoped<IMongoDatabase>(sp => 
+            sp.GetRequiredService<IMongoClient>().GetDatabase("forkmessager_chats"));
+
+        // Registration
         services.AddScoped<IChatsUnitOfWork>(sp => sp.GetRequiredService<ChatsDbContext>());
         services.AddScoped<IChatRepository, ChatRepository>();
         services.AddScoped<IMessageRepository, MessageRepository>();
 
-        // Регистрация MediatR для этого модуля
+        // MediatR
         services.AddMediatR(config =>
             config.RegisterServicesFromAssembly(typeof(DependencyInjection).Assembly));
 

apps/server-net/src/Modules/Chats/Domain/DeletedMessage.cs

@@ -0,0 +1,21 @@
+using System;
+using Knot.Shared.Kernel;
+
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Запись о том, что конкретный пользователь удалил у себя сообщение.
+/// </summary>
+public sealed class DeletedMessage : Entity<Guid>
+{
+    public Guid MessageId { get; private set; }
+    public Guid UserId { get; private set; }
+
+    internal DeletedMessage(Guid messageId, Guid userId) : base(Guid.NewGuid())
+    {
+        MessageId = messageId;
+        UserId = userId;
+    }
+
+    private DeletedMessage() : base(Guid.Empty) { }
+}

apps/server-net/src/Modules/Chats/Domain/IMessageRepository.cs

@@ -7,6 +7,7 @@ public interface IMessageRepository
     void Add(Message message);
     Task<Message?> GetByIdAsync(Guid id, CancellationToken cancellationToken);
     Task<List<Message>> GetChatMessagesAsync(Guid chatId, int limit, int offset, CancellationToken cancellationToken);
+    Task<Message?> GetLatestChatMessageAsync(Guid chatId, CancellationToken cancellationToken);
     Task<List<Message>> SearchMessagesAsync(string query, Guid? chatId, Guid requestingUserId, CancellationToken cancellationToken);
     Task AddReadReceiptsAsync(Guid userId, List<Guid> messageIds, CancellationToken cancellationToken);
     Task<bool> AddReactionAsync(Guid messageId, Guid userId, string emoji, CancellationToken cancellationToken);
@@ -14,4 +15,5 @@ public interface IMessageRepository
     Task<List<Message>> GetChatMessagesCursorAsync(Guid chatId, DateTime? cursor, int limit, CancellationToken cancellationToken);
     Task<Message?> GetLastStoryMessageAsync(Guid chatId, Guid storyId, CancellationToken cancellationToken);
     Task<int> GetUnreadCountAsync(Guid chatId, Guid userId, CancellationToken cancellationToken);
+    Task UpdateAsync(Message message, CancellationToken cancellationToken);
 }

apps/server-net/src/Modules/Chats/Domain/Media.cs

@@ -0,0 +1,31 @@
+using System;
+using Knot.Shared.Kernel;
+
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Медиа-файл, прикрепленный к сообщению.
+/// </summary>
+public sealed class Media : Entity<Guid>
+{
+    public Guid MessageId { get; private set; }
+    public string Type { get; private set; }
+    public string Url { get; private set; }
+    public string? Filename { get; private set; }
+    public long? Size { get; private set; }
+
+    internal Media(Guid messageId, string type, string url, string? filename, long? size) : base(Guid.NewGuid())
+    {
+        MessageId = messageId;
+        Type = type;
+        Url = url;
+        Filename = filename;
+        Size = size;
+    }
+
+    private Media() : base(Guid.Empty)
+    {
+        Type = string.Empty;
+        Url = string.Empty;
+    }
+}

apps/server-net/src/Modules/Chats/Domain/MediaMessage.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+
+namespace Knot.Modules.Chats.Domain;
+
+public class MediaMessage : Message
+{
+    public override string Type => MediaType.ToString().ToLower();
+    public override string? Content { get; protected set; } // Map to Caption
+    public string? Caption { get => Content; private set => Content = value; }
+    public MediaType MediaType { get; private set; } // image, video, file, voice
+
+    private readonly List<Media> _media = new();
+    public override IReadOnlyCollection<Media> Media => _media.AsReadOnly();
+
+    private MediaMessage() : base() 
+    { 
+        MediaType = MediaType.File;
+    }
+
+    public MediaMessage(
+        Guid id, 
+        Guid chatId, 
+        Guid senderId, 
+        MediaType mediaType,
+        string? caption,
+        Guid? replyToId, 
+        Guid? forwardedFromId, 
+        DateTime createdAt, 
+        bool isImported) 
+        : base(id, chatId, senderId, replyToId, forwardedFromId, createdAt, isImported)
+    {
+        MediaType = mediaType;
+        Caption = caption;
+
+        if (!isImported) 
+        {
+            RaiseDomainEvent(new MessageSentDomainEvent(Id, ChatId, SenderId, Caption));
+        }
+    }
+
+    public void AddMedia(MediaType type, string url, string? filename, long? size)
+    {
+        _media.Add(new Domain.Media(Id, type.ToString().ToLower(), url, filename, size));
+    }
+
+    public void Edit(string newCaption)
+    {
+        Caption = newCaption;
+        AddState(MessageState.IsEdited);
+    }
+
+    public override void Delete()
+    {
+        Caption = null;
+        base.Delete();
+    }
+}

apps/server-net/src/Modules/Chats/Domain/MediaType.cs

@@ -0,0 +1,12 @@
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Тип медиа-контента.
+/// </summary>
+public enum MediaType
+{
+    Image,
+    Video,
+    Voice,
+    File
+}

apps/server-net/src/Modules/Chats/Domain/Message.cs

@@ -1,89 +1,77 @@
+using System;
+using System.Collections.Generic;
 using Knot.Shared.Kernel;
 
 namespace Knot.Modules.Chats.Domain;
 
 /// <summary>
-/// Доменное событие: сообщение отправлено.
+/// Абстрактная база агрегата Сообщение.
 /// </summary>
-public sealed record MessageSentDomainEvent(Guid MessageId, Guid ChatId, Guid SenderId, string? Content) : IDomainEvent;
+public abstract class Message : AggregateRoot<Guid>
-
-/// <summary>
-/// Сущность сообщения (Агрегат).
-/// </summary>
-public sealed class Message : AggregateRoot<Guid>
 {
-    public Guid ChatId { get; private set; }
+    // ================== Базовые поля ==================
-    public Guid SenderId { get; private set; }
+    public Guid ChatId { get; protected set; }
-    public string? Content { get; private set; }
+    public Guid SenderId { get; protected set; }
-    public string Type { get; private set; } // text, image, video, voice, file
+    public DateTime CreatedAt { get; protected set; }
-    public Guid? ReplyToId { get; private set; }
-    public string? Quote { get; private set; }
-    public bool IsEdited { get; private set; }
-    public bool IsDeleted { get; private set; }
-    public Guid? ForwardedFromId { get; private set; }
-    public Guid? StoryId { get; private set; }
-    public string? StoryMediaUrl { get; private set; }
-    public string? StoryMediaType { get; private set; }
-    public DateTime CreatedAt { get; private set; }
-    public bool IsImported { get; private set; }
     
-    private readonly List<Media> _media = new();
+    // ================== Опциональные метаданные (общего назначения) ==================
-    public IReadOnlyCollection<Media> Media => _media.AsReadOnly();
+    public Guid? ReplyToId { get; protected set; }
+    public Guid? ForwardedFromId { get; protected set; }
     
-    private readonly List<ReadReceipt> _readBy = new();
+    // ================== Флаги ==================
+    public MessageState State { get; protected set; }
+    
+    // ================== Абстрактные / Виртуальные свойства ==================
+    public abstract string Type { get; }
+    public abstract string? Content { get; protected set; }
+
+    public virtual string? Quote { get; protected set; } = null;
+    public virtual Guid? StoryId => null;
+    public virtual string? StoryMediaUrl => null;
+    public virtual string? StoryMediaType => null;
+    public virtual IReadOnlyCollection<Media> Media => Array.Empty<Media>();
+
+    public bool IsEdited => HasState(MessageState.IsEdited);
+    public bool IsDeleted => HasState(MessageState.IsDeleted);
+    public bool IsDeletedForUser(Guid userId) => _deletedFor.Exists(d => d.UserId == userId);
+
+    // ================== Связанные коллекции (общего назначения) ==================
+    protected readonly List<ReadReceipt> _readBy = new();
     public IReadOnlyCollection<ReadReceipt> ReadBy => _readBy.AsReadOnly();
 
-    private readonly List<Guid> _deletedByUsers = new();
+    protected readonly List<DeletedMessage> _deletedFor = new();
-    public IReadOnlyCollection<Guid> DeletedByUsers => _deletedByUsers.AsReadOnly();
+    public IReadOnlyCollection<DeletedMessage> DeletedFor => _deletedFor.AsReadOnly();
 
-    private Message() : base(Guid.Empty) { Type = "text"; }
+    protected readonly List<Reaction> _reactions = new();
+    public IReadOnlyCollection<Reaction> Reactions => _reactions.AsReadOnly();
 
-    private Message(Guid id, Guid chatId, Guid senderId, string? content, string type, Guid? replyToId, string? quote, Guid? forwardedFromId, Guid? storyId, string? storyMediaUrl, string? storyMediaType, DateTime createdAt, bool isImported) : base(id)
+    // ================== Инфраструктурный конструктор EF ==================
+    protected Message() : base(Guid.Empty) { }
+
+    protected Message(
+        Guid id, 
+        Guid chatId, 
+        Guid senderId, 
+        Guid? replyToId, 
+        Guid? forwardedFromId, 
+        DateTime createdAt, 
+        bool isImported) : base(id)
     {
         ChatId = chatId;
         SenderId = senderId;
-        Content = content;
-        Type = type;
         ReplyToId = replyToId;
-        Quote = quote;
         ForwardedFromId = forwardedFromId;
-        StoryId = storyId;
-        StoryMediaUrl = storyMediaUrl;
-        StoryMediaType = storyMediaType;
         CreatedAt = createdAt;
-        IsImported = isImported;
         
-        if (!isImported) // Don't trigger realtime events for historic messages
+        if (isImported) AddState(MessageState.IsImported);
-        {
-            RaiseDomainEvent(new MessageSentDomainEvent(Id, ChatId, SenderId, Content));
-        }
     }
 
-    public static Message Create(Guid chatId, Guid senderId, string? content, string type, Guid? replyToId = null, string? quote = null, Guid? forwardedFromId = null, Guid? storyId = null, string? storyMediaUrl = null, string? storyMediaType = null)
+    // ================== Управление Состоянием ==================
-    {
+    public void AddState(MessageState state) => State |= state;
-        return new Message(Guid.NewGuid(), chatId, senderId, content, type, replyToId, quote, forwardedFromId, storyId, storyMediaUrl, storyMediaType, DateTime.UtcNow, false);
+    public void RemoveState(MessageState state) => State &= ~state;
-    }
+    public bool HasState(MessageState state) => (State & state) == state;
-
-    public static Message Import(
-        Guid chatId,
-        Guid senderId,
-        string? content,
-        string type,
-        DateTime createdAt,
-        Guid? replyToId = null,
-        Guid? forwardedFromId = null)
-    {
-        return new Message(Guid.NewGuid(), chatId, senderId, content, type, replyToId, null, forwardedFromId, null, null, null, createdAt, true);
-    }
-
-    public void AddMedia(string type, string url, string? filename, long? size)
-    {
-        _media.Add(new Media(Id, type, url, filename, size));
-    }
-
-    private readonly List<Reaction> _reactions = new();
-    public IReadOnlyCollection<Reaction> Reactions => _reactions.AsReadOnly();
 
+    // ================== Общие операции ==================
     public void AddReaction(Guid userId, string emoji)
     {
         var existing = _reactions.Find(r => r.UserId == userId && r.Emoji == emoji);
@@ -102,73 +90,17 @@ public sealed class Message : AggregateRoot<Guid>
         }
     }
 
-    public void Edit(string newContent)
+    public virtual void Delete()
     {
-        Content = newContent;
+        AddState(MessageState.IsDeleted);
-        IsEdited = true;
-    }
-
-    public void Delete()
-    {
-        Content = null;
-        IsDeleted = true;
-        // _media.Clear(); // DO NOT CLEAR! Data cleanup needs to know the URLs to delete from S3
         _reactions.Clear();
     }
 
     public void DeleteForUser(Guid userId)
     {
-        if (!_deletedByUsers.Contains(userId))
+        if (!_deletedFor.Exists(x => x.UserId == userId))
         {
-            _deletedByUsers.Add(userId);
+            _deletedFor.Add(new DeletedMessage(Id, userId));
         }
     }
 }
-/// <summary>
-/// Реакция на сообщение.
-/// </summary>
-public sealed class Reaction : Entity<Guid>
-{
-    public Guid MessageId { get; private set; }
-    public Guid UserId { get; private set; }
-    public string Emoji { get; private set; }
-
-    internal Reaction(Guid messageId, Guid userId, string emoji) : base(Guid.NewGuid())
-    {
-        MessageId = messageId;
-        UserId = userId;
-        Emoji = emoji;
-    }
-
-    private Reaction() : base(Guid.Empty)
-    {
-        Emoji = string.Empty;
-    }
-}
-
-/// <summary>
-/// Медиа-файл, прикрепленный к сообщению.
-/// </summary>
-public sealed class Media : Entity<Guid>
-{
-    public Guid MessageId { get; private set; }
-    public string Type { get; private set; }
-    public string Url { get; private set; }
-    public string? Filename { get; private set; }
-    public long? Size { get; private set; }
-
-    internal Media(Guid messageId, string type, string url, string? filename, long? size) : base(Guid.NewGuid())
-    {
-        MessageId = messageId;
-        Type = type;
-        Url = url;
-        Filename = filename;
-        Size = size;
-    }
-
-    private Media() : base(Guid.Empty)
-    {
-        Type = string.Empty;
-        Url = string.Empty;
-    }
-}

apps/server-net/src/Modules/Chats/Domain/MessageFlags.cs

@@ -0,0 +1,16 @@
+using System;
+
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Флаги состояния сообщения
+/// </summary>
+[Flags]
+public enum MessageFlags
+{
+    None = 0,
+    IsEdited = 1,
+    IsDeleted = 2,
+    IsImported = 4,
+    IsPinned = 8
+}

apps/server-net/src/Modules/Chats/Domain/MessageSentDomainEvent.cs

@@ -0,0 +1,9 @@
+using System;
+using Knot.Shared.Kernel;
+
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Доменное событие: сообщение отправлено.
+/// </summary>
+public sealed record MessageSentDomainEvent(Guid MessageId, Guid ChatId, Guid SenderId, string? Content) : IDomainEvent;

apps/server-net/src/Modules/Chats/Domain/MessageState.cs

@@ -0,0 +1,16 @@
+using System;
+
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Состояние сообщения
+/// </summary>
+[Flags]
+public enum MessageState
+{
+    None = 0,
+    IsEdited = 1,
+    IsDeleted = 2,
+    IsImported = 4,
+    IsPinned = 8
+}

apps/server-net/src/Modules/Chats/Domain/Reaction.cs

@@ -0,0 +1,26 @@
+using System;
+using Knot.Shared.Kernel;
+
+namespace Knot.Modules.Chats.Domain;
+
+/// <summary>
+/// Реакция на сообщение.
+/// </summary>
+public sealed class Reaction : Entity<Guid>
+{
+    public Guid MessageId { get; private set; }
+    public Guid UserId { get; private set; }
+    public string Emoji { get; private set; }
+
+    internal Reaction(Guid messageId, Guid userId, string emoji) : base(Guid.NewGuid())
+    {
+        MessageId = messageId;
+        UserId = userId;
+        Emoji = emoji;
+    }
+
+    private Reaction() : base(Guid.Empty)
+    {
+        Emoji = string.Empty;
+    }
+}

apps/server-net/src/Modules/Chats/Domain/StoryMessage.cs

@@ -0,0 +1,55 @@
+using System;
+
+namespace Knot.Modules.Chats.Domain;
+
+public class StoryMessage : Message
+{
+    public override string Type => "story";
+    public override string? Content { get; protected set; }
+    
+    public Guid InternalStoryId { get; private set; }
+    public override Guid? StoryId => InternalStoryId;
+    
+    public string InternalStoryMediaUrl { get; private set; }
+    public override string? StoryMediaUrl => InternalStoryMediaUrl;
+    
+    public MediaType InternalStoryMediaType { get; private set; }
+    public override string? StoryMediaType => InternalStoryMediaType.ToString().ToLower();
+
+    private StoryMessage() : base() 
+    { 
+        InternalStoryMediaUrl = string.Empty;
+        InternalStoryMediaType = MediaType.Image;
+    }
+
+    public StoryMessage(
+        Guid id, 
+        Guid chatId, 
+        Guid senderId,
+        Guid storyId,
+        string storyMediaUrl,
+        MediaType storyMediaType,
+        string? content,
+        Guid? replyToId, 
+        Guid? forwardedFromId, 
+        DateTime createdAt, 
+        bool isImported) 
+        : base(id, chatId, senderId, replyToId, forwardedFromId, createdAt, isImported)
+    {
+        InternalStoryId = storyId;
+        InternalStoryMediaUrl = storyMediaUrl;
+        InternalStoryMediaType = storyMediaType;
+        Content = content;
+
+        if (!isImported) 
+        {
+            RaiseDomainEvent(new MessageSentDomainEvent(Id, ChatId, SenderId, Content));
+        }
+    }
+
+    public override void Delete()
+    {
+        Content = null;
+        base.Delete();
+    }
+}

apps/server-net/src/Modules/Chats/Domain/TextMessage.cs

@@ -0,0 +1,48 @@
+using System;
+
+namespace Knot.Modules.Chats.Domain;
+
+public class TextMessage : Message
+{
+    public override string Type => "text";
+    public override string? Content { get; protected set; }
+    public override string? Quote { get; protected set; }
+
+    private TextMessage() : base() 
+    { 
+        Content = string.Empty;
+    }
+
+    public TextMessage(
+        Guid id, 
+        Guid chatId, 
+        Guid senderId, 
+        string content, 
+        Guid? replyToId, 
+        string? quote, 
+        Guid? forwardedFromId, 
+        DateTime createdAt, 
+        bool isImported) 
+        : base(id, chatId, senderId, replyToId, forwardedFromId, createdAt, isImported)
+    {
+        Content = content;
+        Quote = quote;
+
+        if (!isImported) 
+        {
+            RaiseDomainEvent(new MessageSentDomainEvent(Id, ChatId, SenderId, Content));
+        }
+    }
+
+    public void Edit(string newContent)
+    {
+        Content = newContent;
+        AddState(MessageState.IsEdited);
+    }
+
+    public override void Delete()
+    {
+        Content = string.Empty;
+        base.Delete();
+    }
+}

apps/server-net/src/Modules/Chats/Infrastructure/Handlers/MessageSentDomainEventHandler.cs

@@ -77,14 +77,14 @@ public sealed class MessageSentDomainEventHandler : INotificationHandler<Message
                 message.Id,
                 message.ChatId,
                 message.SenderId,
-                message.Content,
+                Content = message.Content,
-                message.Type,
+                Type = message.Type,
                 message.CreatedAt,
                 message.ForwardedFromId,
                 ForwardedFrom = forwardedFromObj,
                 message.ReplyToId,
                 ReplyTo = replyToObj,
-                message.Quote,
+                Quote = message.Quote,
                 Media = message.Media.Select(m => new
                 {
                     m.Id,
@@ -95,9 +95,10 @@ public sealed class MessageSentDomainEventHandler : INotificationHandler<Message
                 }).ToList(),
                 Sender = senderObj,
                 ReadBy = new List<object>(),
-                message.StoryId,
+                StoryId = message.StoryId,
-                message.StoryMediaUrl,
+                StoryMediaUrl = message.StoryMediaUrl,
-                message.StoryMediaType
+                StoryMediaType = message.StoryMediaType
             }, cancellationToken);
     }
 }
+

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/ChatsDbContext.cs

@@ -4,6 +4,7 @@ using Microsoft.EntityFrameworkCore.Diagnostics;
 using Knot.Modules.Chats.Application.Abstractions;
 using Knot.Modules.Chats.Domain;
 using Knot.Shared.Kernel;
+using Knot.Shared.Kernel.Security;
 
 namespace Knot.Modules.Chats.Infrastructure.Persistence;
 
@@ -13,9 +14,9 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence;
 public sealed class ChatsDbContext : DbContext, IChatsUnitOfWork
 {
     private readonly IMediator _mediator;
-    private readonly Knot.Shared.Kernel.Security.IEncryptionService _encryptionService;
+    private readonly IEncryptionService _encryptionService;
 
-    public ChatsDbContext(DbContextOptions<ChatsDbContext> options, IMediator mediator, Knot.Shared.Kernel.Security.IEncryptionService encryptionService)
+    public ChatsDbContext(DbContextOptions<ChatsDbContext> options, IMediator mediator, IEncryptionService encryptionService)
         : base(options)
     {
         _mediator = mediator;
@@ -23,9 +24,7 @@ public sealed class ChatsDbContext : DbContext, IChatsUnitOfWork
     }
 
     public DbSet<Chat> Chats => Set<Chat>();
-    public DbSet<Message> Messages => Set<Message>();
+
-    public DbSet<ReadReceipt> ReadReceipts => Set<ReadReceipt>();
-    public DbSet<Reaction> Reactions => Set<Reaction>();
 
 
     protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
@@ -54,61 +53,6 @@ public sealed class ChatsDbContext : DbContext, IChatsUnitOfWork
             }).Navigation(c => c.Members).UsePropertyAccessMode(PropertyAccessMode.Field);
         });
 
-        modelBuilder.Entity<Message>(builder =>
-        {
-            builder.ToTable("Messages");
-            builder.HasKey(m => m.Id);
-            builder.HasIndex(m => m.ChatId);
-            builder.HasIndex(m => new { m.ChatId, m.CreatedAt });
-
-            builder.Property(m => m.Content)
-                .HasConversion(
-                    v => v == null ? null : _encryptionService.EncryptMessage(v),
-                    v => v == null ? null : _encryptionService.DecryptMessage(v)
-                );
-
-
-            builder.OwnsMany(m => m.Media, mb =>
-            {
-                mb.ToTable("MessageMedia");
-                mb.WithOwner().HasForeignKey(x => x.MessageId);
-            }).Navigation(m => m.Media).UsePropertyAccessMode(PropertyAccessMode.Field);
-
-            builder.HasMany(m => m.Reactions)
-                .WithOne()
-                .HasForeignKey(x => x.MessageId)
-                .OnDelete(DeleteBehavior.Cascade);
-
-
-            builder.Navigation(m => m.Reactions).UsePropertyAccessMode(PropertyAccessMode.Field);
-
-            builder.PrimitiveCollection(m => m.DeletedByUsers)
-                .HasColumnName("DeletedByUsers")
-                .UsePropertyAccessMode(PropertyAccessMode.Field);
-
-
-            builder.HasMany(m => m.ReadBy)
-                .WithOne()
-                .HasForeignKey(r => r.MessageId)
-                .OnDelete(DeleteBehavior.Cascade);
-
-
-            builder.Navigation(m => m.ReadBy).UsePropertyAccessMode(PropertyAccessMode.Field);
-        });
-
-        modelBuilder.Entity<Reaction>(builder =>
-        {
-            builder.ToTable("MessageReactions");
-            builder.HasKey(r => r.Id);
-            builder.HasIndex(r => new { r.MessageId, r.UserId, r.Emoji }).IsUnique();
-        });
-
-        modelBuilder.Entity<ReadReceipt>(builder =>
-        {
-            builder.ToTable("ReadReceipts");
-            builder.HasKey(r => r.Id);
-            builder.HasIndex(r => new { r.MessageId, r.UserId }).IsUnique();
-        });
     }
 
     public override async Task<int> SaveChangesAsync(CancellationToken cancellationToken = default)

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/MessageRepository.cs

@@ -1,162 +1,207 @@
-using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using MongoDB.Driver;
+using MongoDB.Driver.Linq;
 using Knot.Modules.Chats.Domain;
+using Knot.Shared.Kernel;
+using System.Text.RegularExpressions;
+using MongoDB.Bson;
 
 namespace Knot.Modules.Chats.Infrastructure.Persistence;
 
 public sealed class MessageRepository : IMessageRepository
 {
+    private readonly IMongoCollection<Message> _messages;
     private readonly ChatsDbContext _dbContext;
+    private readonly MediatR.IMediator _mediator;
 
-    public MessageRepository(ChatsDbContext dbContext)
+    public MessageRepository(IMongoDatabase mongoDatabase, ChatsDbContext dbContext, MediatR.IMediator mediator)
     {
+        _messages = mongoDatabase.GetCollection<Message>("messages");
         _dbContext = dbContext;
+        _mediator = mediator;
     }
 
     public void Add(Message message)
     {
-        _dbContext.Messages.Add(message);
+        _messages.InsertOne(message);
+
+        // Publish domain events manualy for mongo entities
+        var events = message.GetDomainEvents().ToList();
+        message.ClearDomainEvents();
+        
+        // This runs synchronously or without waiting, better to run async but Add is void
+        // In this implementation setting, fire and forget or wrap sync
+        foreach (var domainEvent in events)
+        {
+            _mediator.Publish(domainEvent).GetAwaiter().GetResult();
+        }
     }
 
     public async Task<Message?> GetByIdAsync(Guid id, CancellationToken cancellationToken)
     {
-        return await _dbContext.Messages
+        var filter = Builders<Message>.Filter.Eq(m => m.Id, id);
-            .Include(m => m.Media)
+        return await _messages.Find(filter).FirstOrDefaultAsync(cancellationToken);
-            .Include(m => m.ReadBy)
-            .Include(m => m.Reactions)
-            .FirstOrDefaultAsync(m => m.Id == id, cancellationToken);
     }
 
     public async Task<List<Message>> GetChatMessagesAsync(Guid chatId, int limit, int offset, CancellationToken cancellationToken)
     {
-        return await _dbContext.Messages
+        var filter = Builders<Message>.Filter.Eq(m => m.ChatId, chatId);
-            .Where(m => m.ChatId == chatId)
+        return await _messages.Find(filter)
-            .OrderByDescending(m => m.CreatedAt)
+            .SortByDescending(m => m.CreatedAt)
             .Skip(offset)
-            .Take(limit)
+            .Limit(limit)
-            .Include(m => m.Media)
-            .Include(m => m.ReadBy)
-            .Include(m => m.Reactions)
             .ToListAsync(cancellationToken);
     }
 
+    public async Task<Message?> GetLatestChatMessageAsync(Guid chatId, CancellationToken cancellationToken)
+    {
+        var filter = Builders<Message>.Filter.Eq(m => m.ChatId, chatId);
+        return await _messages.Find(filter)
+            .SortByDescending(m => m.CreatedAt)
+            .FirstOrDefaultAsync(cancellationToken);
+    }
+
     public async Task<List<Message>> GetChatMessagesCursorAsync(Guid chatId, DateTime? cursor, int limit, CancellationToken cancellationToken)
     {
-        var query = _dbContext.Messages
+        var builder = Builders<Message>.Filter;
-            .Where(m => m.ChatId == chatId);
+        var filter = builder.Eq(m => m.ChatId, chatId);
         
         if (cursor.HasValue)
         {
-            query = query.Where(m => m.CreatedAt < cursor.Value);
+            filter &= builder.Lt(m => m.CreatedAt, cursor.Value);
         }
 
-        return await query
+        return await _messages.Find(filter)
-            .OrderByDescending(m => m.CreatedAt)
+            .SortByDescending(m => m.CreatedAt)
-            .Take(limit)
+            .Limit(limit)
-            .Include(m => m.Media)
-            .Include(m => m.ReadBy)
-            .Include(m => m.Reactions)
             .ToListAsync(cancellationToken);
     }
 
     public async Task<List<Message>> SearchMessagesAsync(string query, Guid? chatId, Guid requestingUserId, CancellationToken cancellationToken)
     {
+        // Not ideal for SQL/Mongo combination but keeping the signature
         var validChatIdsQuery = _dbContext.Chats
             .Where(c => c.Members.Any(m => m.UserId == requestingUserId))
-            .Select(c => c.Id);
+            .Select(c => c.Id)
+            .ToList();
 
-        var q = _dbContext.Messages.Where(m => validChatIdsQuery.Contains(m.ChatId));
+        var builder = Builders<Message>.Filter;
+        var filter = builder.In(m => m.ChatId, validChatIdsQuery);
 
         if (chatId.HasValue)
         {
-            q = q.Where(m => m.ChatId == chatId.Value);
+            filter &= builder.Eq(m => m.ChatId, chatId.Value);
         }
 
+        var textFilter = Builders<Message>.Filter.Regex("Content", new BsonRegularExpression(Regex.Escape(query), "i"));
+        filter &= textFilter;
 
-        return await q.Where(m => m.Content != null && m.Content.Contains(query))
+        return await _messages.Find(filter)
-            .OrderByDescending(m => m.CreatedAt)
+            .SortByDescending(m => m.CreatedAt)
-            .Take(ChatConstants.SearchMessagesLimit)
+            .Limit(ChatConstants.SearchMessagesLimit)
-            .Include(m => m.Media)
-            .Include(m => m.ReadBy)
-            .Include(m => m.Reactions)
             .ToListAsync(cancellationToken);
     }
 
     public async Task AddReadReceiptsAsync(Guid userId, List<Guid> messageIds, CancellationToken cancellationToken)
     {
-        var existingReceipts = await _dbContext.ReadReceipts
+        var filter = Builders<Message>.Filter.In(m => m.Id, messageIds);
-            .Where(r => r.UserId == userId && messageIds.Contains(r.MessageId))
-            .Select(r => r.MessageId)
-            .ToListAsync(cancellationToken);
 
-        var newReceipts = messageIds
+        var messages = await _messages.Find(filter).ToListAsync(cancellationToken);
-            .Except(existingReceipts)
-            .Select(id => new ReadReceipt(id, userId));
         
-        _dbContext.ReadReceipts.AddRange(newReceipts);
+        var writes = new List<WriteModel<Message>>();
-        // SaveChangesAsync будет вызван в handlers или через UnitOfWork, но если мы здесь
+        foreach (var msg in messages)
-        await _dbContext.SaveChangesAsync(cancellationToken);
+        {
+            if (!msg.ReadBy.Any(r => r.UserId == userId))
+            {
+                var receipt = new ReadReceipt(msg.Id, userId);
+                var pushUpdate = Builders<Message>.Update.Push("ReadBy", receipt);
+                var updateModel = new UpdateOneModel<Message>(Builders<Message>.Filter.Eq(m => m.Id, msg.Id), pushUpdate);
+                writes.Add(updateModel);
+            }
+        }
+
+        if (writes.Any())
+        {
+            await _messages.BulkWriteAsync(writes, cancellationToken: cancellationToken);
+        }
     }
 
     public async Task<bool> AddReactionAsync(Guid messageId, Guid userId, string emoji, CancellationToken cancellationToken)
     {
-        // Проверяем, существует ли сообщение
+        var filter = Builders<Message>.Filter.Eq(m => m.Id, messageId);
-        var messageExists = await _dbContext.Messages
+        var msg = await _messages.Find(filter).FirstOrDefaultAsync(cancellationToken);
-            .AnyAsync(m => m.Id == messageId, cancellationToken);
+        if (msg == null) return false;
 
-
+        if (msg.Reactions.Any(r => r.UserId == userId && r.Emoji == emoji))
-        if (!messageExists)
         {
-            return false;
+            return true;
         }
 
-        // Проверяем, есть ли уже такая реакция
-        var existingReaction = await _dbContext.Reactions
-            .FirstOrDefaultAsync(r => r.MessageId == messageId && r.UserId == userId && r.Emoji == emoji, cancellationToken);
-
-
-        if (existingReaction != null)
-        {
-            return true; // Уже существует
-        }
-
-        // Добавляем новую реакцию напрямую
         var reaction = new Reaction(messageId, userId, emoji);
-        _dbContext.Reactions.Add(reaction);
+        var update = Builders<Message>.Update.Push("Reactions", reaction);
-
+        await _messages.UpdateOneAsync(filter, update, cancellationToken: cancellationToken);
-
         return true;
     }
 
     public async Task<bool> RemoveReactionAsync(Guid messageId, Guid userId, string emoji, CancellationToken cancellationToken)
     {
-        // Ищем реакцию
+        var filter = Builders<Message>.Filter.Eq(m => m.Id, messageId);
-        var reaction = await _dbContext.Reactions
+        var msg = await _messages.Find(filter).FirstOrDefaultAsync(cancellationToken);
-            .FirstOrDefaultAsync(r => r.MessageId == messageId && r.UserId == userId && r.Emoji == emoji, cancellationToken);
+        if (msg == null) return false;
 
+        var reaction = msg.Reactions.FirstOrDefault(r => r.UserId == userId && r.Emoji == emoji);
+        if (reaction == null) return false;
 
-        if (reaction == null)
+        var update = Builders<Message>.Update.PullFilter("Reactions", 
-        {
+            Builders<BsonDocument>.Filter.And(
-            return false;
+                Builders<BsonDocument>.Filter.Eq("UserId", userId),
-        }
+                Builders<BsonDocument>.Filter.Eq("Emoji", emoji)
-
+            ));
-        _dbContext.Reactions.Remove(reaction);
-
         
+        await _messages.UpdateOneAsync(filter, update, cancellationToken: cancellationToken);
         return true;
     }
 
     public async Task<Message?> GetLastStoryMessageAsync(Guid chatId, Guid storyId, CancellationToken cancellationToken)
     {
-        return await _dbContext.Messages
+        var filter = Builders<Message>.Filter.And(
-            .Where(m => m.ChatId == chatId && m.StoryId == storyId)
+            Builders<Message>.Filter.Eq(m => m.ChatId, chatId),
-            .OrderByDescending(m => m.CreatedAt)
+            Builders<Message>.Filter.Eq("_t", "StoryMessage"),
+            Builders<Message>.Filter.Eq("StoryId", storyId)
+        );
+
+        return await _messages.Find(filter)
+            .SortByDescending(m => m.CreatedAt)
             .FirstOrDefaultAsync(cancellationToken);
     }
 
     public async Task<int> GetUnreadCountAsync(Guid chatId, Guid userId, CancellationToken cancellationToken)
     {
-        return await _dbContext.Messages
+        var notReadFilter = Builders<Message>.Filter.Not(
-            .Where(m => m.ChatId == chatId && m.SenderId != userId && !m.ReadBy.Any(r => r.UserId == userId))
+            Builders<Message>.Filter.ElemMatch("ReadBy", 
-            .CountAsync(cancellationToken);
+                Builders<BsonDocument>.Filter.Eq("UserId", userId))
+        );
+
+        var finalFilter = Builders<Message>.Filter.And(
+            Builders<Message>.Filter.Eq(m => m.ChatId, chatId),
+            Builders<Message>.Filter.Ne(m => m.SenderId, userId),
+            notReadFilter
+        );
+
+        return (int)await _messages.CountDocumentsAsync(finalFilter, cancellationToken: cancellationToken);
+    }
+
+    public async Task UpdateAsync(Message message, CancellationToken cancellationToken)
+    {
+        var filter = Builders<Message>.Filter.Eq(m => m.Id, message.Id);
+        await _messages.ReplaceOneAsync(filter, message, new ReplaceOptions { IsUpsert = true }, cancellationToken);
+
+        // Publish domain events
+        var events = message.GetDomainEvents().ToList();
+        message.ClearDomainEvents();
+        foreach (var domainEvent in events)
+        {
+            await _mediator.Publish(domainEvent, cancellationToken);
+        }
     }
 }

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260311215929_UpdateChatModel.Designer.cs

@@ -1,207 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260311215929_UpdateChatModel")]
-    partial class UpdateChatModel
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260311215929_UpdateChatModel.cs

@@ -1,52 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class UpdateChatModel : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "ReadReceipts",
-                schema: "chats",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    MessageId = table.Column<Guid>(type: "uuid", nullable: false),
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                    ReadAt = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_ReadReceipts", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_ReadReceipts_Messages_MessageId",
-                        column: x => x.MessageId,
-                        principalSchema: "chats",
-                        principalTable: "Messages",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade);
-                });
-
-            migrationBuilder.CreateIndex(
-                name: "IX_ReadReceipts_MessageId_UserId",
-                schema: "chats",
-                table: "ReadReceipts",
-                columns: new[] { "MessageId", "UserId" },
-                unique: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "ReadReceipts",
-                schema: "chats");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312094130_AddForwardedFromToMessages.Designer.cs

@@ -1,210 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260312094130_AddForwardedFromToMessages")]
-    partial class AddForwardedFromToMessages
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312094130_AddForwardedFromToMessages.cs

@@ -1,31 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddForwardedFromToMessages : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid>(
-                name: "ForwardedFromId",
-                schema: "chats",
-                table: "Messages",
-                type: "uuid",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "ForwardedFromId",
-                schema: "chats",
-                table: "Messages");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312100324_AddReactionsToMessages.Designer.cs

@@ -1,239 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260312100324_AddReactionsToMessages")]
-    partial class AddReactionsToMessages
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Reaction", "Reactions", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Emoji")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId", "UserId", "Emoji")
-                                .IsUnique();
-
-                            b1.ToTable("MessageReactions", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-
-                    b.Navigation("Reactions");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312100324_AddReactionsToMessages.cs

@@ -1,52 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddReactionsToMessages : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "MessageReactions",
-                schema: "chats",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    MessageId = table.Column<Guid>(type: "uuid", nullable: false),
-                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Emoji = table.Column<string>(type: "text", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_MessageReactions", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_MessageReactions_Messages_MessageId",
-                        column: x => x.MessageId,
-                        principalSchema: "chats",
-                        principalTable: "Messages",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade);
-                });
-
-            migrationBuilder.CreateIndex(
-                name: "IX_MessageReactions_MessageId_UserId_Emoji",
-                schema: "chats",
-                table: "MessageReactions",
-                columns: new[] { "MessageId", "UserId", "Emoji" },
-                unique: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "MessageReactions",
-                schema: "chats");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312174910_UpdateChatsSchema.Designer.cs

@@ -1,244 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260312174910_UpdateChatsSchema")]
-    partial class UpdateChatsSchema
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Reaction", "Reactions", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Emoji")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId", "UserId", "Emoji")
-                                .IsUnique();
-
-                            b1.ToTable("MessageReactions", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-
-                    b.Navigation("Reactions");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312174910_UpdateChatsSchema.cs

@@ -1,32 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class UpdateChatsSchema : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid[]>(
-                name: "DeletedByUsers",
-                schema: "chats",
-                table: "Messages",
-                type: "uuid[]",
-                nullable: false,
-                defaultValue: new Guid[0]);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "DeletedByUsers",
-                schema: "chats",
-                table: "Messages");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312204842_SupportPinningAndMuting.Designer.cs

@@ -1,251 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260312204842_SupportPinningAndMuting")]
-    partial class SupportPinningAndMuting
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260312204842_SupportPinningAndMuting.cs

@@ -1,64 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class SupportPinningAndMuting : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropPrimaryKey(
-                name: "PK_MessageMedia",
-                schema: "chats",
-                table: "MessageMedia");
-
-            migrationBuilder.DropIndex(
-                name: "IX_MessageMedia_MessageId",
-                schema: "chats",
-                table: "MessageMedia");
-
-            migrationBuilder.AddColumn<bool>(
-                name: "IsPinned",
-                schema: "chats",
-                table: "ChatMembers",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false);
-
-            migrationBuilder.AddPrimaryKey(
-                name: "PK_MessageMedia",
-                schema: "chats",
-                table: "MessageMedia",
-                columns: new[] { "MessageId", "Id" });
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropPrimaryKey(
-                name: "PK_MessageMedia",
-                schema: "chats",
-                table: "MessageMedia");
-
-            migrationBuilder.DropColumn(
-                name: "IsPinned",
-                schema: "chats",
-                table: "ChatMembers");
-
-            migrationBuilder.AddPrimaryKey(
-                name: "PK_MessageMedia",
-                schema: "chats",
-                table: "MessageMedia",
-                column: "Id");
-
-            migrationBuilder.CreateIndex(
-                name: "IX_MessageMedia_MessageId",
-                schema: "chats",
-                table: "MessageMedia",
-                column: "MessageId");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260313183634_AddStoryIdToMessages.Designer.cs

@@ -1,254 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260313183634_AddStoryIdToMessages")]
-    partial class AddStoryIdToMessages
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid?>("StoryId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260313183634_AddStoryIdToMessages.cs

@@ -1,31 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddStoryIdToMessages : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<Guid>(
-                name: "StoryId",
-                schema: "chats",
-                table: "Messages",
-                type: "uuid",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "StoryId",
-                schema: "chats",
-                table: "Messages");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260313201532_AddStoryMediaInfoToMessages.Designer.cs

@@ -1,260 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260313201532_AddStoryMediaInfoToMessages")]
-    partial class AddStoryMediaInfoToMessages
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid?>("StoryId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("StoryMediaType")
-                        .HasColumnType("text");
-
-                    b.Property<string>("StoryMediaUrl")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260313201532_AddStoryMediaInfoToMessages.cs

@@ -1,42 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddStoryMediaInfoToMessages : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "StoryMediaType",
-                schema: "chats",
-                table: "Messages",
-                type: "text",
-                nullable: true);
-
-            migrationBuilder.AddColumn<string>(
-                name: "StoryMediaUrl",
-                schema: "chats",
-                table: "Messages",
-                type: "text",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "StoryMediaType",
-                schema: "chats",
-                table: "Messages");
-
-            migrationBuilder.DropColumn(
-                name: "StoryMediaUrl",
-                schema: "chats",
-                table: "Messages");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260313204219_AddChatDescription.Designer.cs

@@ -1,263 +0,0 @@
-// <auto-generated />
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260313204219_AddChatDescription")]
-    partial class AddChatDescription
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Description")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid?>("StoryId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("StoryMediaType")
-                        .HasColumnType("text");
-
-                    b.Property<string>("StoryMediaUrl")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260313204219_AddChatDescription.cs

@@ -1,30 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddChatDescription : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "Description",
-                schema: "chats",
-                table: "Chats",
-                type: "text",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "Description",
-                schema: "chats",
-                table: "Chats");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260316142303_AddIsImportedToMessage.Designer.cs

@@ -1,266 +0,0 @@
-// <auto-generated />
-using System;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260316142303_AddIsImportedToMessage")]
-    partial class AddIsImportedToMessage
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Description")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsImported")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid?>("StoryId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("StoryMediaType")
-                        .HasColumnType("text");
-
-                    b.Property<string>("StoryMediaUrl")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260316142303_AddIsImportedToMessage.cs

@@ -1,31 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class AddIsImportedToMessage : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<bool>(
-                name: "IsImported",
-                schema: "chats",
-                table: "Messages",
-                type: "boolean",
-                nullable: false,
-                defaultValue: false);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "IsImported",
-                schema: "chats",
-                table: "Messages");
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260316143533_RemoveIsImportedDefault.Designer.cs

@@ -1,266 +0,0 @@
-// <auto-generated />
-using System;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260316143533_RemoveIsImportedDefault")]
-    partial class RemoveIsImportedDefault
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Description")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsImported")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid?>("StoryId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("StoryMediaType")
-                        .HasColumnType("text");
-
-                    b.Property<string>("StoryMediaUrl")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/20260316143533_RemoveIsImportedDefault.cs

@@ -1,22 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    /// <inheritdoc />
-    public partial class RemoveIsImportedDefault : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Migrations/ChatsDbContextModelSnapshot.cs

@@ -1,263 +0,0 @@
-// <auto-generated />
-using System;
-using Knot.Modules.Chats.Infrastructure.Persistence;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
-{
-    [DbContext(typeof(ChatsDbContext))]
-    partial class ChatsDbContextModelSnapshot : ModelSnapshot
-    {
-        protected override void BuildModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasDefaultSchema("chats")
-                .HasAnnotation("ProductVersion", "10.0.4")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Avatar")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<string>("Description")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Name")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Chats", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.PrimitiveCollection<Guid[]>("DeletedByUsers")
-                        .IsRequired()
-                        .HasColumnType("uuid[]")
-                        .HasColumnName("DeletedByUsers");
-
-                    b.Property<Guid?>("ForwardedFromId")
-                        .HasColumnType("uuid");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsImported")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid?>("StoryId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("StoryMediaType")
-                        .HasColumnType("text");
-
-                    b.Property<string>("StoryMediaUrl")
-                        .HasColumnType("text");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Emoji")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId", "Emoji")
-                        .IsUnique();
-
-                    b.ToTable("MessageReactions", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("MessageId")
-                        .HasColumnType("uuid");
-
-                    b.Property<DateTime>("ReadAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<Guid>("UserId")
-                        .HasColumnType("uuid");
-
-                    b.HasKey("Id");
-
-                    b.HasIndex("MessageId", "UserId")
-                        .IsUnique();
-
-                    b.ToTable("ReadReceipts", "chats");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("ChatId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<bool>("IsMuted")
-                                .HasColumnType("boolean");
-
-                            b1.Property<bool>("IsPinned")
-                                .HasColumnType("boolean");
-
-                            b1.Property<DateTime>("JoinedAt")
-                                .HasColumnType("timestamp with time zone");
-
-                            b1.Property<string>("Role")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("UserId")
-                                .HasColumnType("uuid");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("ChatId", "UserId")
-                                .IsUnique();
-
-                            b1.ToTable("ChatMembers", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("ChatId");
-                        });
-
-                    b.Navigation("Members");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("MessageId", "Id");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Reaction", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("Reactions")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.ReadReceipt", b =>
-                {
-                    b.HasOne("Knot.Modules.Chats.Domain.Message", null)
-                        .WithMany("ReadBy")
-                        .HasForeignKey("MessageId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Navigation("Reactions");
-
-                    b.Navigation("ReadBy");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Mongo/EncryptedStringSerializer.cs

@@ -0,0 +1,49 @@
+using System;
+using MongoDB.Bson.Serialization;
+using MongoDB.Bson.Serialization.Serializers;
+using Knot.Shared.Kernel.Security;
+
+namespace Knot.Modules.Chats.Infrastructure.Persistence.Mongo;
+
+public class EncryptedStringSerializer : SerializerBase<string>
+{
+    public static IEncryptionService? EncryptionService { get; set; }
+
+    public override void Serialize(BsonSerializationContext context, BsonSerializationArgs args, string value)
+    {
+        if (string.IsNullOrEmpty(value) || EncryptionService == null)
+        {
+            context.Writer.WriteString(value ?? string.Empty);
+            return;
+        }
+        
+        try
+        {
+            var encrypted = EncryptionService.EncryptMessage(value);
+            context.Writer.WriteString(encrypted);
+        }
+        catch
+        {
+            context.Writer.WriteString(value);
+        }
+    }
+
+    public override string Deserialize(BsonDeserializationContext context, BsonDeserializationArgs args)
+    {
+        var value = context.Reader.ReadString();
+        if (string.IsNullOrEmpty(value) || EncryptionService == null)
+        {
+            return value;
+        }
+
+        try
+        {
+            return EncryptionService.DecryptMessage(value);
+        }
+        catch
+        {
+            // Fallback for already unencrypted, or failed to decrypt
+            return value;
+        }
+    }
+}

apps/server-net/src/Modules/Chats/Infrastructure/Persistence/Mongo/MongoDbMapConfigurator.cs

@@ -0,0 +1,73 @@
+using MongoDB.Bson;
+using MongoDB.Bson.Serialization;
+using MongoDB.Bson.Serialization.Serializers;
+using Knot.Modules.Chats.Domain;
+using Knot.Shared.Kernel;
+
+namespace Knot.Modules.Chats.Infrastructure.Persistence.Mongo;
+
+public static class MongoDbMapConfigurator
+{
+    private static bool _initialized;
+
+    public static void Configure()
+    {
+        if (_initialized) return;
+
+        BsonSerializer.RegisterSerializer(new GuidSerializer(GuidRepresentation.Standard));
+        
+        BsonSerializer.RegisterSerializer(new EnumSerializer<MessageState>(BsonType.String));
+        BsonSerializer.RegisterSerializer(new EnumSerializer<MediaType>(BsonType.String));
+
+        BsonClassMap.RegisterClassMap<Entity<Guid>>(cm =>
+        {
+            cm.AutoMap();
+            cm.MapIdProperty(e => e.Id);
+        });
+
+        BsonClassMap.RegisterClassMap<Message>(cm =>
+        {
+            cm.AutoMap();
+            cm.MapField("_deletedFor").SetElementName("DeletedFor");
+            cm.MapField("_readBy").SetElementName("ReadBy");
+            cm.MapField("_reactions").SetElementName("Reactions");
+            cm.SetIsRootClass(true);
+        });
+
+        BsonClassMap.RegisterClassMap<TextMessage>(cm =>
+        {
+            cm.AutoMap();
+            cm.SetDiscriminator("TextMessage");
+            cm.MapProperty(c => c.Content).SetSerializer(new EncryptedStringSerializer());
+        });
+
+        BsonClassMap.RegisterClassMap<MediaMessage>(cm =>
+        {
+            cm.AutoMap();
+            cm.MapField("_media").SetElementName("Media");
+            cm.SetDiscriminator("MediaMessage");
+            cm.MapProperty(c => c.Caption).SetSerializer(new EncryptedStringSerializer());
+        });
+
+        BsonClassMap.RegisterClassMap<StoryMessage>(cm =>
+        {
+            cm.AutoMap();
+            cm.SetDiscriminator("StoryMessage");
+            cm.MapProperty(c => c.Content).SetSerializer(new EncryptedStringSerializer());
+            cm.MapProperty(c => c.InternalStoryMediaUrl).SetSerializer(new EncryptedStringSerializer());
+        });
+
+        BsonClassMap.RegisterClassMap<DeletedMessage>(cm => cm.AutoMap());
+        BsonClassMap.RegisterClassMap<ReadReceipt>(cm => cm.AutoMap());
+        BsonClassMap.RegisterClassMap<Reaction>(cm => cm.AutoMap());
+        
+        BsonClassMap.RegisterClassMap<Media>(cm =>
+        {
+            cm.AutoMap();
+            cm.MapProperty(c => c.Url).SetSerializer(new EncryptedStringSerializer());
+            cm.MapProperty(c => c.Filename).SetSerializer(new EncryptedStringSerializer());
+        });
+
+        _initialized = true;
+    }
+}

apps/server-net/src/Modules/Chats/Infrastructure/SignalR/ChatHub.cs

@@ -5,6 +5,9 @@ using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.Extensions.Logging;
 using Knot.Modules.Chats.Application.Messages.Send;
+using Knot.Modules.Chats.Application.Messages.Read;
+using Knot.Modules.Chats.Application.Messages.Delete;
+using Knot.Modules.Chats.Application.Messages.React;
 using Knot.Modules.Chats.Domain;
 using Knot.Shared.Kernel;
 using Microsoft.Extensions.Caching.Memory;
@@ -124,7 +127,7 @@ public sealed class ChatHub : Hub
 
             if (parsedIds.Any())
             {
-                var command = new Knot.Modules.Chats.Application.Messages.Read.ReadMessagesCommand(
+                var command = new ReadMessagesCommand(
                     request.ChatId, _userContext.UserId, parsedIds);
                 await _sender.Send(command);
             }
@@ -148,7 +151,7 @@ public sealed class ChatHub : Hub
 
         if (parsedIds.Any())
         {
-            var command = new Knot.Modules.Chats.Application.Messages.Delete.DeleteMessagesCommand(
+            var command = new DeleteMessagesCommand(
                 request.ChatId, _userContext.UserId, parsedIds, request.DeleteForAll);
             await _sender.Send(command);
         }
@@ -188,7 +191,7 @@ public sealed class ChatHub : Hub
             request.MessageId, request.ChatId, request.Emoji, _userContext.UserId);
 
 
-        var command = new Knot.Modules.Chats.Application.Messages.React.AddReactionCommand(
+        var command = new AddReactionCommand(
             request.MessageId, _userContext.UserId, request.Emoji, request.ChatId);
         var result = await _sender.Send(command);
         if (result.IsFailure)
@@ -209,7 +212,7 @@ public sealed class ChatHub : Hub
             request.MessageId, request.ChatId, request.Emoji, _userContext.UserId);
 
 
-        var command = new Knot.Modules.Chats.Application.Messages.React.RemoveReactionCommand(
+        var command = new RemoveReactionCommand(
             request.MessageId, _userContext.UserId, request.Emoji, request.ChatId);
         var result = await _sender.Send(command);
         if (result.IsFailure)

apps/server-net/src/Modules/Chats/Knot.Modules.Chats.csproj

@@ -13,6 +13,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="10.0.4" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.4" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0" />
+    <PackageReference Include="MongoDB.Driver" Version="3.7.1" />
     <PackageReference Include="SixLabors.ImageSharp" Version="3.1.12" />
   </ItemGroup>
 

apps/server-net/src/Modules/Chats/Migrations/20260319124845_InitialChats.Designer.cs

@@ -1,18 +1,18 @@
-// <auto-generated />
+// <auto-generated />
 using System;
+using Knot.Modules.Chats.Infrastructure.Persistence;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
 using Microsoft.EntityFrameworkCore.Migrations;
 using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
 using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-using Knot.Modules.Chats.Infrastructure.Persistence;
 
 #nullable disable
 
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
+namespace Knot.Modules.Chats.Migrations
 {
     [DbContext(typeof(ChatsDbContext))]
-    [Migration("20260311180825_InitialChats")]
+    [Migration("20260319124845_InitialChats")]
     partial class InitialChats
     {
         /// <inheritdoc />
@@ -38,6 +38,9 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                     b.Property<DateTime>("CreatedAt")
                         .HasColumnType("timestamp with time zone");
 
+                    b.Property<string>("Description")
+                        .HasColumnType("text");
+
                     b.Property<string>("Name")
                         .HasColumnType("text");
 
@@ -50,45 +53,6 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                     b.ToTable("Chats", "chats");
                 });
 
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("ChatId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Content")
-                        .HasColumnType("text");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone");
-
-                    b.Property<bool>("IsDeleted")
-                        .HasColumnType("boolean");
-
-                    b.Property<bool>("IsEdited")
-                        .HasColumnType("boolean");
-
-                    b.Property<string>("Quote")
-                        .HasColumnType("text");
-
-                    b.Property<Guid?>("ReplyToId")
-                        .HasColumnType("uuid");
-
-                    b.Property<Guid>("SenderId")
-                        .HasColumnType("uuid");
-
-                    b.Property<string>("Type")
-                        .IsRequired()
-                        .HasColumnType("text");
-
-                    b.HasKey("Id");
-
-                    b.ToTable("Messages", "chats");
-                });
-
             modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
                 {
                     b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
@@ -103,6 +67,9 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                             b1.Property<bool>("IsMuted")
                                 .HasColumnType("boolean");
 
+                            b1.Property<bool>("IsPinned")
+                                .HasColumnType("boolean");
+
                             b1.Property<DateTime>("JoinedAt")
                                 .HasColumnType("timestamp with time zone");
 
@@ -126,44 +93,6 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
 
                     b.Navigation("Members");
                 });
-
-            modelBuilder.Entity("Knot.Modules.Chats.Domain.Message", b =>
-                {
-                    b.OwnsMany("Knot.Modules.Chats.Domain.Media", "Media", b1 =>
-                        {
-                            b1.Property<Guid>("Id")
-                                .ValueGeneratedOnAdd()
-                                .HasColumnType("uuid");
-
-                            b1.Property<string>("Filename")
-                                .HasColumnType("text");
-
-                            b1.Property<Guid>("MessageId")
-                                .HasColumnType("uuid");
-
-                            b1.Property<long?>("Size")
-                                .HasColumnType("bigint");
-
-                            b1.Property<string>("Type")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.Property<string>("Url")
-                                .IsRequired()
-                                .HasColumnType("text");
-
-                            b1.HasKey("Id");
-
-                            b1.HasIndex("MessageId");
-
-                            b1.ToTable("MessageMedia", "chats");
-
-                            b1.WithOwner()
-                                .HasForeignKey("MessageId");
-                        });
-
-                    b.Navigation("Media");
-                });
 #pragma warning restore 612, 618
         }
     }

apps/server-net/src/Modules/Chats/Migrations/20260319124845_InitialChats.cs

@@ -1,9 +1,9 @@
-using System;
+using System;
 using Microsoft.EntityFrameworkCore.Migrations;
 
 #nullable disable
 
-namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
+namespace Knot.Modules.Chats.Migrations
 {
     /// <inheritdoc />
     public partial class InitialChats : Migration
@@ -22,6 +22,7 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                     Id = table.Column<Guid>(type: "uuid", nullable: false),
                     Type = table.Column<string>(type: "text", nullable: false),
                     Name = table.Column<string>(type: "text", nullable: true),
+                    Description = table.Column<string>(type: "text", nullable: true),
                     Avatar = table.Column<string>(type: "text", nullable: true),
                     CreatedAt = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
                 },
@@ -30,27 +31,6 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                     table.PrimaryKey("PK_Chats", x => x.Id);
                 });
 
-            migrationBuilder.CreateTable(
-                name: "Messages",
-                schema: "chats",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    ChatId = table.Column<Guid>(type: "uuid", nullable: false),
-                    SenderId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Content = table.Column<string>(type: "text", nullable: true),
-                    Type = table.Column<string>(type: "text", nullable: false),
-                    ReplyToId = table.Column<Guid>(type: "uuid", nullable: true),
-                    Quote = table.Column<string>(type: "text", nullable: true),
-                    IsEdited = table.Column<bool>(type: "boolean", nullable: false),
-                    IsDeleted = table.Column<bool>(type: "boolean", nullable: false),
-                    CreatedAt = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_Messages", x => x.Id);
-                });
-
             migrationBuilder.CreateTable(
                 name: "ChatMembers",
                 schema: "chats",
@@ -61,6 +41,7 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                     UserId = table.Column<Guid>(type: "uuid", nullable: false),
                     Role = table.Column<string>(type: "text", nullable: false),
                     JoinedAt = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    IsPinned = table.Column<bool>(type: "boolean", nullable: false),
                     IsMuted = table.Column<bool>(type: "boolean", nullable: false)
                 },
                 constraints: table =>
@@ -75,42 +56,12 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                         onDelete: ReferentialAction.Cascade);
                 });
 
-            migrationBuilder.CreateTable(
-                name: "MessageMedia",
-                schema: "chats",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "uuid", nullable: false),
-                    MessageId = table.Column<Guid>(type: "uuid", nullable: false),
-                    Type = table.Column<string>(type: "text", nullable: false),
-                    Url = table.Column<string>(type: "text", nullable: false),
-                    Filename = table.Column<string>(type: "text", nullable: true),
-                    Size = table.Column<long>(type: "bigint", nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_MessageMedia", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_MessageMedia_Messages_MessageId",
-                        column: x => x.MessageId,
-                        principalSchema: "chats",
-                        principalTable: "Messages",
-                        principalColumn: "Id",
-                        onDelete: ReferentialAction.Cascade);
-                });
-
             migrationBuilder.CreateIndex(
                 name: "IX_ChatMembers_ChatId_UserId",
                 schema: "chats",
                 table: "ChatMembers",
                 columns: new[] { "ChatId", "UserId" },
                 unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "IX_MessageMedia_MessageId",
-                schema: "chats",
-                table: "MessageMedia",
-                column: "MessageId");
         }
 
         /// <inheritdoc />
@@ -120,17 +71,9 @@ namespace Knot.Modules.Chats.Infrastructure.Persistence.Migrations
                 name: "ChatMembers",
                 schema: "chats");
 
-            migrationBuilder.DropTable(
-                name: "MessageMedia",
-                schema: "chats");
-
             migrationBuilder.DropTable(
                 name: "Chats",
                 schema: "chats");
-
-            migrationBuilder.DropTable(
-                name: "Messages",
-                schema: "chats");
         }
     }
 }

apps/server-net/src/Modules/Chats/Migrations/ChatsDbContextModelSnapshot.cs

@@ -0,0 +1,96 @@
+// <auto-generated />
+using System;
+using Knot.Modules.Chats.Infrastructure.Persistence;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace Knot.Modules.Chats.Migrations
+{
+    [DbContext(typeof(ChatsDbContext))]
+    partial class ChatsDbContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasDefaultSchema("chats")
+                .HasAnnotation("ProductVersion", "10.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Avatar")
+                        .HasColumnType("text");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Description")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Type")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Chats", "chats");
+                });
+
+            modelBuilder.Entity("Knot.Modules.Chats.Domain.Chat", b =>
+                {
+                    b.OwnsMany("Knot.Modules.Chats.Domain.ChatMember", "Members", b1 =>
+                        {
+                            b1.Property<Guid>("Id")
+                                .ValueGeneratedOnAdd()
+                                .HasColumnType("uuid");
+
+                            b1.Property<Guid>("ChatId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<bool>("IsMuted")
+                                .HasColumnType("boolean");
+
+                            b1.Property<bool>("IsPinned")
+                                .HasColumnType("boolean");
+
+                            b1.Property<DateTime>("JoinedAt")
+                                .HasColumnType("timestamp with time zone");
+
+                            b1.Property<string>("Role")
+                                .IsRequired()
+                                .HasColumnType("text");
+
+                            b1.Property<Guid>("UserId")
+                                .HasColumnType("uuid");
+
+                            b1.HasKey("Id");
+
+                            b1.HasIndex("ChatId", "UserId")
+                                .IsUnique();
+
+                            b1.ToTable("ChatMembers", "chats");
+
+                            b1.WithOwner()
+                                .HasForeignKey("ChatId");
+                        });
+
+                    b.Navigation("Members");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

apps/server-net/tests/Knot.Modules.Chats.UnitTests/Messages/SendMessageCommandHandlerTests.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using FluentAssertions;
+using MediatR;
 using NSubstitute;
 using Xunit;
 using Knot.Shared.Kernel;
@@ -18,6 +19,7 @@ public class SendMessageCommandHandlerTests
     private readonly IChatRepository _chatRepository;
     private readonly IMessageRepository _messageRepository;
     private readonly IChatsUnitOfWork _unitOfWork;
+    private readonly IMediator _mediator;
     private readonly SendMessageCommandHandler _handler;
 
     public SendMessageCommandHandlerTests()
@@ -25,8 +27,9 @@ public class SendMessageCommandHandlerTests
         _chatRepository = Substitute.For<IChatRepository>();
         _messageRepository = Substitute.For<IMessageRepository>();
         _unitOfWork = Substitute.For<IChatsUnitOfWork>();
+        _mediator = Substitute.For<IMediator>();
 
-        _handler = new SendMessageCommandHandler(_chatRepository, _messageRepository, _unitOfWork);
+        _handler = new SendMessageCommandHandler(_chatRepository, _messageRepository, _unitOfWork, _mediator);
     }
 
     [Fact]

docker-compose.yml

@@ -21,6 +21,7 @@ services:
     depends_on:
       - db
       - minio
+      - mongo
     ports:
       - "5059:8080"
 
@@ -36,6 +37,14 @@ services:
     command: server /data --console-address ":9001"
     volumes:
       - minio_data:/data
+  mongo:
+    image: mongo:6-jammy
+    container_name: knot-mongo
+    restart: always
+    ports:
+      - "27017:27017"
+    volumes:
+      - mongo_data:/data/db
 
   web:
     build: