Структура

2026-03-30 01:45:19 +03:00
parent 89b2eeea6c
commit 9438cf1b35
55 changed files with 955 additions and 398 deletions
@@ -0,0 +1,126 @@
+using System;
+using System.Collections.Generic;
+using Knot.Shared.Kernel;
+
+namespace Knot.Contracts.Messaging.Domain;
+
+public abstract class Message : AggregateRoot<Guid>
+{
+    public Guid ChatId { get; protected set; }
+    public Guid SenderId { get; protected set; }
+    public DateTime CreatedAt { get; protected set; }
+    public long SequenceId { get; protected set; }
+    public void SetSequenceId(long sequenceId) => SequenceId = sequenceId;
+    public Guid? ReplyToId { get; protected set; }
+    public Guid? ForwardedFromId { get; protected set; }
+    public MessageState State { get; protected set; }
+    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);
+    protected List<DeletedMessage> _deletedFor = new();
+    public IReadOnlyCollection<DeletedMessage> DeletedFor => _deletedFor.AsReadOnly();
+    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;
+        ReplyToId = replyToId;
+        ForwardedFromId = forwardedFromId;
+        CreatedAt = createdAt;
+        if (isImported) AddState(MessageState.IsImported);
+    }
+    public void AddState(MessageState state) => State |= state;
+    public void RemoveState(MessageState state) => State &= ~state;
+    public bool HasState(MessageState state) => (State & state) == state;
+    public virtual void Delete() => AddState(MessageState.IsDeleted);
+    public virtual void Edit(string newContent) { Content = newContent; AddState(MessageState.IsEdited); }
+    public void DeleteForUser(Guid userId) { if (!_deletedFor.Exists(x => x.UserId == userId)) _deletedFor.Add(new DeletedMessage(Id, userId)); }
+}
+
+public class Media
+{
+    public Guid Id { get; set; }
+    public string Type { get; set; } = string.Empty;
+    public string? Url { get; set; }
+    public string? ThumbnailUrl { get; set; }
+    public long? Size { get; set; }
+    public int Width { get; set; }
+    public int Height { get; set; }
+    public string? FileId { get; set; }
+    public string? Filename { get; set; }
+    public string? Duration { get; set; }
+}
+
+public class TextMessage : Message
+{
+    public override string Type => "text";
+    public override string? Content { get; protected set; }
+    public TextMessage() : base() { }
+    public TextMessage(Guid id, Guid chatId, Guid senderId, string content, Guid? replyToId, Guid? forwardedFromId, DateTime createdAt, bool isImported = false)
+        : base(id, chatId, senderId, replyToId, forwardedFromId, createdAt, isImported) => Content = content;
+    public TextMessage(Guid id, Guid chatId, Guid senderId, string content, Guid? replyToId, string? quote, Guid? forwardedFromId, DateTime createdAt, bool isImported = false)
+        : this(id, chatId, senderId, content, replyToId, forwardedFromId, createdAt, isImported) => Quote = quote;
+}
+
+public class MediaMessage : Message
+{
+    public override string Type => MediaType.ToString().ToLower();
+    public override string? Content { get; protected set; }
+    public string? Caption { get => Content; private set => Content = value; }
+    public MediaType MediaType { get; private set; }
+    private 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; }
+    public MediaMessage(Guid id, Guid chatId, Guid senderId, string mediaType, string? caption, Guid? replyToId, Guid? forwardedFromId, DateTime createdAt, bool isImported)
+        : this(id, chatId, senderId, Enum.TryParse<MediaType>(mediaType, true, out var mt) ? mt : MediaType.File, caption, replyToId, forwardedFromId, createdAt, isImported) { }
+    public void AddMedia(string type, string url, string? filename, long? size) => _media.Add(new Media { Type = type, Url = url, FileId = filename, Size = size });
+    public override void Edit(string newCaption) => base.Edit(newCaption);
+    public override void Delete() { Caption = null; base.Delete(); }
+}
+
+public class StoryMessage : Message
+{
+    public override string Type => "story";
+    public override string? Content { get; protected set; }
+    public override Guid? StoryId { get; }
+    public string? InternalStoryMediaUrl { get; private set; }
+    public override string? StoryMediaUrl => InternalStoryMediaUrl;
+    public override string? StoryMediaType { get; }
+    public StoryMessage() : base() { }
+    public StoryMessage(Guid id, Guid chatId, Guid senderId, Guid storyId, string? storyMediaUrl, string? storyMediaType, DateTime createdAt)
+        : base(id, chatId, senderId, null, null, createdAt, false) { StoryId = storyId; InternalStoryMediaUrl = storyMediaUrl; StoryMediaType = storyMediaType; }
+    public StoryMessage(Guid id, Guid chatId, Guid senderId, Guid storyId, string? storyMediaUrl, string? storyMediaType, string? content, Guid? replyToId, Guid? forwardedFromId, DateTime createdAt, bool isImported)
+        : this(id, chatId, senderId, storyId, storyMediaUrl, storyMediaType, createdAt) { Content = content; ReplyToId = replyToId; ForwardedFromId = forwardedFromId; if (isImported) AddState(MessageState.IsImported); }
+}
+
+public class PollMessage : Message
+{
+    public override string Type => "poll";
+    public override string? Content { get; protected set; }
+    public List<PollOption> Options { get; } = new();
+    public List<PollVote> Votes { get; } = new();
+    public bool IsMultipleChoice { get; set; }
+    public DateTime? ExpiresAt { get; set; }
+    public bool IsClosed { get; set; }
+    public PollMessage() : base() { }
+    public PollMessage(Guid id, Guid chatId, Guid senderId, string? question, List<string>? options, bool isAnonymous, bool isMultiple, DateTime? expiresAt, Guid? replyToId, Guid? forwardedFromId, DateTime createdAt, bool isImported)
+        : base(id, chatId, senderId, replyToId, forwardedFromId, createdAt, isImported)
+    {
+        Content = question ?? "Poll";
+        if (options != null) foreach (var opt in options) Options.Add(new PollOption { Text = opt });
+        IsMultipleChoice = isMultiple;
+        ExpiresAt = expiresAt;
+    }
+}
+
+public class PollOption { public string Text { get; set; } = string.Empty; public int VoteCount { get; set; } }
+public class PollVote { public Guid OptionIndex { get; set; } public Guid UserId { get; set; } public DateTime VotedAt { get; set; } }