Deal/src/core/Deal.Infrastructure/Persistence/Entities/TokenUsageEventEntity.cs

namespace Deal.Infrastructure.Persistence.Entities;

/// <summary>
/// Событие расхода токенов
/// </summary>
public sealed class TokenUsageEventEntity
{
    public long Id { get; set; }

    /// <summary>
    /// Тенант события
    /// </summary>
    public Guid TenantId { get; set; }

    public DateTimeOffset At { get; set; }

    /// <summary>
    /// Провайдер/источник
    /// </summary>
    public string Provider { get; set; } = string.Empty;

    /// <summary>
    /// Модель провайдера.
    /// </summary>
    public string Model { get; set; } = string.Empty;

    /// <summary>
    /// Вид вызова: ai|ml
    /// </summary>
    public string Kind { get; set; } = string.Empty;

    public long PromptTokens { get; set; }

    public long CompletionTokens { get; set; }

    public long TotalTokens { get; set; }

    /// <summary>
    /// Детали события в JSON
    /// </summary>
    public string? DetailJson { get; set; }
}