d7f4e49c2a
- 调用模型前去除 yi- 前缀，避免实际请求模型不匹配 - 存储消息、使用量统计及尊享套餐扣减统一使用原始模型ID - 尊享套餐常量新增 gpt-5.2、gemini-3 等模型 - 前端补充 Element Plus ElSubMenu 类型声明
1104 lines
44 KiB
C#
1104 lines
44 KiB
C#
using System.Collections.Concurrent;
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Text.Json;
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using Microsoft.AspNetCore.Http;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Logging;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Linq;
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using Newtonsoft.Json.Serialization;
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using Volo.Abp.Domain.Services;
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using Yi.Framework.AiHub.Domain.AiGateWay;
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using Yi.Framework.AiHub.Domain.AiGateWay.Exceptions;
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using Yi.Framework.AiHub.Domain.Entities.Chat;
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using Yi.Framework.AiHub.Domain.Entities.Model;
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using Yi.Framework.AiHub.Domain.Shared.Consts;
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using Yi.Framework.AiHub.Domain.Shared.Dtos;
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using Yi.Framework.AiHub.Domain.Shared.Dtos.Anthropic;
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using Yi.Framework.AiHub.Domain.Shared.Dtos.Gemini;
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using Yi.Framework.AiHub.Domain.Shared.Dtos.OpenAi;
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using Yi.Framework.AiHub.Domain.Shared.Dtos.OpenAi.Embeddings;
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using Yi.Framework.AiHub.Domain.Shared.Dtos.OpenAi.Images;
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using Yi.Framework.AiHub.Domain.Shared.Dtos.OpenAi.Responses;
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using Yi.Framework.AiHub.Domain.Shared.Enums;
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using Yi.Framework.AiHub.Domain.Shared.Extensions;
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using Yi.Framework.Core.Extensions;
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using Yi.Framework.SqlSugarCore.Abstractions;
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using JsonSerializer = System.Text.Json.JsonSerializer;
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using ThorJsonSerializer = Yi.Framework.AiHub.Domain.AiGateWay.ThorJsonSerializer;
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namespace Yi.Framework.AiHub.Domain.Managers;
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public class AiGateWayManager : DomainService
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{
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private readonly ISqlSugarRepository<AiAppAggregateRoot> _aiAppRepository;
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private readonly ISqlSugarRepository<AiModelEntity> _aiModelRepository;
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private readonly ILogger<AiGateWayManager> _logger;
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private readonly AiMessageManager _aiMessageManager;
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private readonly UsageStatisticsManager _usageStatisticsManager;
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private readonly ISpecialCompatible _specialCompatible;
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private PremiumPackageManager? _premiumPackageManager;
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private readonly ISqlSugarRepository<ImageStoreTaskAggregateRoot> _imageStoreTaskRepository;
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public AiGateWayManager(ISqlSugarRepository<AiAppAggregateRoot> aiAppRepository, ILogger<AiGateWayManager> logger,
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AiMessageManager aiMessageManager, UsageStatisticsManager usageStatisticsManager,
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ISpecialCompatible specialCompatible, ISqlSugarRepository<AiModelEntity> aiModelRepository,
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ISqlSugarRepository<ImageStoreTaskAggregateRoot> imageStoreTaskRepository)
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{
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_aiAppRepository = aiAppRepository;
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_logger = logger;
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_aiMessageManager = aiMessageManager;
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_usageStatisticsManager = usageStatisticsManager;
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_specialCompatible = specialCompatible;
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_aiModelRepository = aiModelRepository;
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_imageStoreTaskRepository = imageStoreTaskRepository;
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}
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private PremiumPackageManager PremiumPackageManager =>
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_premiumPackageManager ??= LazyServiceProvider.LazyGetRequiredService<PremiumPackageManager>();
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/// <summary>
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/// 获取模型
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/// </summary>
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/// <param name="modelApiType"></param>
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/// <param name="modelId"></param>
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/// <returns></returns>
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public async Task<AiModelDescribe> GetModelAsync(ModelApiTypeEnum modelApiType, string modelId)
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{
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var aiModelDescribe = await _aiModelRepository._DbQueryable
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.LeftJoin<AiAppAggregateRoot>((model, app) => model.AiAppId == app.Id)
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.Where((model, app) => model.ModelId == modelId)
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.Where((model, app) => model.ModelApiType == modelApiType)
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.Select((model, app) =>
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new AiModelDescribe
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{
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AppId = app.Id,
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AppName = app.Name,
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Endpoint = app.Endpoint,
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ApiKey = app.ApiKey,
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OrderNum = model.OrderNum,
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HandlerName = model.HandlerName,
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ModelId = model.ModelId,
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ModelName = model.Name,
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Description = model.Description,
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AppExtraUrl = app.ExtraUrl,
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ModelExtraInfo = model.ExtraInfo,
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Multiplier = model.Multiplier
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})
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.FirstAsync();
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if (aiModelDescribe is null)
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{
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throw new UserFriendlyException($"【{modelId}】模型当前版本【{modelApiType}】格式不支持");
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}
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// ✅ 统一处理 -nx 后缀（网关层模型规范化）
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if (!string.IsNullOrEmpty(aiModelDescribe.ModelId) &&
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aiModelDescribe.ModelId.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
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{
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aiModelDescribe.ModelId = aiModelDescribe.ModelId[3..];
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}
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return aiModelDescribe;
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}
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/// <summary>
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/// 聊天完成-非流式
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/// </summary>
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/// <param name="httpContext"></param>
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/// <param name="request"></param>
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/// <param name="userId"></param>
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/// <param name="sessionId"></param>
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/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public async Task CompleteChatForStatisticsAsync(HttpContext httpContext,
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ThorChatCompletionsRequest request,
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Guid? userId = null,
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Guid? sessionId = null,
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Guid? tokenId = null,
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CancellationToken cancellationToken = default)
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{
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_specialCompatible.Compatible(request);
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var response = httpContext.Response;
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// 设置响应头，声明是 json
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//response.ContentType = "application/json; charset=UTF-8";
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var modelDescribe = await GetModelAsync(ModelApiTypeEnum.OpenAi, request.Model);
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var chatService =
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LazyServiceProvider.GetRequiredKeyedService<IChatCompletionService>(modelDescribe.HandlerName);
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var sourceModelId = request.Model;
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if (!string.IsNullOrEmpty(request.Model) &&
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request.Model.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
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{
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request.Model = request.Model[3..];
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}
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var data = await chatService.CompleteChatAsync(modelDescribe, request, cancellationToken);
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data.SupplementalMultiplier(modelDescribe.Multiplier);
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if (userId is not null)
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{
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await _aiMessageManager.CreateUserMessageAsync(userId.Value, sessionId,
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new MessageInputDto
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{
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Content = sessionId is null ? "不予存储" : request.Messages?.LastOrDefault().Content ?? string.Empty,
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ModelId = sourceModelId,
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TokenUsage = data.Usage,
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}, tokenId);
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await _aiMessageManager.CreateSystemMessageAsync(userId.Value, sessionId,
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new MessageInputDto
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{
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Content =
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sessionId is null ? "不予存储" : data.Choices?.FirstOrDefault()?.Delta.Content ?? string.Empty,
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ModelId = sourceModelId,
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TokenUsage = data.Usage
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}, tokenId);
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await _usageStatisticsManager.SetUsageAsync(userId.Value, sourceModelId, data.Usage, tokenId);
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// 扣减尊享token包用量
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if (PremiumPackageConst.ModeIds.Contains(sourceModelId))
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{
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var totalTokens = data.Usage?.TotalTokens ?? 0;
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if (totalTokens > 0)
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{
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await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
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}
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}
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}
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await response.WriteAsJsonAsync(data, cancellationToken);
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}
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/// <summary>
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/// 聊天完成-缓存处理
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/// </summary>
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/// <param name="httpContext"></param>
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/// <param name="request"></param>
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/// <param name="userId"></param>
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/// <param name="sessionId"></param>
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/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public async Task CompleteChatStreamForStatisticsAsync(
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HttpContext httpContext,
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ThorChatCompletionsRequest request,
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Guid? userId = null,
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Guid? sessionId = null,
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Guid? tokenId = null,
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CancellationToken cancellationToken = default)
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{
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var response = httpContext.Response;
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// 设置响应头，声明是 SSE 流
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response.ContentType = "text/event-stream;charset=utf-8;";
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response.Headers.TryAdd("Cache-Control", "no-cache");
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response.Headers.TryAdd("Connection", "keep-alive");
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_specialCompatible.Compatible(request);
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var modelDescribe = await GetModelAsync(ModelApiTypeEnum.OpenAi, request.Model);
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var chatService =
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LazyServiceProvider.GetRequiredKeyedService<IChatCompletionService>(modelDescribe.HandlerName);
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var sourceModelId = request.Model;
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if (!string.IsNullOrEmpty(request.Model) &&
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request.Model.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
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{
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request.Model = request.Model[3..];
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}
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var completeChatResponse = chatService.CompleteChatStreamAsync(modelDescribe, request, cancellationToken);
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var tokenUsage = new ThorUsageResponse();
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//缓存队列算法
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// 创建一个队列来缓存消息
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var messageQueue = new ConcurrentQueue<string>();
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StringBuilder backupSystemContent = new StringBuilder();
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// 设置输出速率（例如每50毫秒输出一次）
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var outputInterval = TimeSpan.FromMilliseconds(75);
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// 标记是否完成接收
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var isComplete = false;
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// 启动一个后台任务来消费队列
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var outputTask = Task.Run(async () =>
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{
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while (!(isComplete && messageQueue.IsEmpty))
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{
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if (messageQueue.TryDequeue(out var message))
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{
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await response.WriteAsync(message, Encoding.UTF8, cancellationToken).ConfigureAwait(false);
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await response.Body.FlushAsync(cancellationToken).ConfigureAwait(false);
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}
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if (!isComplete)
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{
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// 如果没有完成，才等待，已完成，全部输出
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await Task.Delay(outputInterval, cancellationToken).ConfigureAwait(false);
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}
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else
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{
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//已经完成了，也等待，但是速度可以放快
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await Task.Delay(10, cancellationToken).ConfigureAwait(false);
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}
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}
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}, cancellationToken);
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//IAsyncEnumerable 只能在最外层捕获异常（如果你有其他办法的话...）
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try
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{
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await foreach (var data in completeChatResponse)
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{
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data.SupplementalMultiplier(modelDescribe.Multiplier);
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if (data.Usage is not null && (data.Usage.CompletionTokens > 0 || data.Usage.OutputTokens > 0))
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{
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tokenUsage = data.Usage;
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}
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var message = JsonSerializer.Serialize(data, ThorJsonSerializer.DefaultOptions);
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backupSystemContent.Append(data.Choices.FirstOrDefault()?.Delta.Content);
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// 将消息加入队列而不是直接写入
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messageQueue.Enqueue($"data: {message}\n\n");
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}
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}
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catch (Exception e)
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{
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_logger.LogError(e, $"Ai对话异常");
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var errorContent = $"对话Ai异常，异常信息：\n当前Ai模型：{request.Model}\n异常信息：{e.Message}\n异常堆栈：{e}";
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var model = new ThorChatCompletionsResponse()
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{
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Choices = new List<ThorChatChoiceResponse>()
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{
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new ThorChatChoiceResponse()
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{
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Delta = new ThorChatMessage()
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{
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Content = errorContent
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}
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}
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}
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};
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var message = JsonConvert.SerializeObject(model, new JsonSerializerSettings
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{
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ContractResolver = new CamelCasePropertyNamesContractResolver()
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});
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backupSystemContent.Append(errorContent);
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messageQueue.Enqueue($"data: {message}\n\n");
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}
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//断开连接
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messageQueue.Enqueue("data: [DONE]\n\n");
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// 标记完成并发送结束标记
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isComplete = true;
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await outputTask;
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await _aiMessageManager.CreateUserMessageAsync(userId, sessionId,
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new MessageInputDto
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{
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Content = sessionId is null ? "不予存储" : request.Messages?.LastOrDefault()?.MessagesStore ?? string.Empty,
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ModelId = sourceModelId,
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TokenUsage = tokenUsage,
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}, tokenId);
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await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
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new MessageInputDto
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{
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Content = sessionId is null ? "不予存储" : backupSystemContent.ToString(),
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ModelId = sourceModelId,
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TokenUsage = tokenUsage
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}, tokenId);
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await _usageStatisticsManager.SetUsageAsync(userId, sourceModelId, tokenUsage, tokenId);
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// 扣减尊享token包用量
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if (userId is not null && PremiumPackageConst.ModeIds.Contains(sourceModelId))
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{
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var totalTokens = tokenUsage.TotalTokens ?? 0;
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if (totalTokens > 0)
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{
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await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
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}
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}
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}
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/// <summary>
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/// 图片生成
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/// </summary>
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/// <param name="context"></param>
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/// <param name="userId"></param>
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/// <param name="sessionId"></param>
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/// <param name="request"></param>
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/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
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/// <exception cref="BusinessException"></exception>
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/// <exception cref="Exception"></exception>
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public async Task CreateImageForStatisticsAsync(HttpContext context, Guid? userId, Guid? sessionId,
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ImageCreateRequest request, Guid? tokenId = null)
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{
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try
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{
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var model = request.Model;
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if (string.IsNullOrEmpty(model)) model = "dall-e-2";
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var modelDescribe = await GetModelAsync(ModelApiTypeEnum.OpenAi, model);
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// 获取渠道指定的实现类型的服务
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var imageService =
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LazyServiceProvider.GetRequiredKeyedService<IImageService>(modelDescribe.HandlerName);
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var response = await imageService.CreateImage(request, modelDescribe);
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if (response.Error != null || response.Results.Count == 0)
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{
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throw new BusinessException(response.Error?.Message ?? "图片生成失败", response.Error?.Code?.ToString());
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}
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await context.Response.WriteAsJsonAsync(response);
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await _aiMessageManager.CreateUserMessageAsync(userId, sessionId,
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new MessageInputDto
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{
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Content = sessionId is null ? "不予存储" : request.Prompt,
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ModelId = model,
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TokenUsage = response.Usage,
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}, tokenId);
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await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
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new MessageInputDto
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{
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Content = sessionId is null ? "不予存储" : response.Results?.FirstOrDefault()?.Url,
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ModelId = model,
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TokenUsage = response.Usage
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}, tokenId);
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await _usageStatisticsManager.SetUsageAsync(userId, model, response.Usage, tokenId);
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// 扣减尊享token包用量
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if (userId is not null && PremiumPackageConst.ModeIds.Contains(request.Model))
|
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{
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var totalTokens = response.Usage.TotalTokens ?? 0;
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||
if (totalTokens > 0)
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{
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await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
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}
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}
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}
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catch (Exception e)
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{
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var errorContent = $"图片生成Ai异常，异常信息：\n当前Ai模型：{request.Model}\n异常信息：{e.Message}\n异常堆栈：{e}";
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throw new UserFriendlyException(errorContent);
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}
|
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}
|
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/// <summary>
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/// 向量生成
|
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/// </summary>
|
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/// <param name="context"></param>
|
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/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="input"></param>
|
||
/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
|
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/// <exception cref="Exception"></exception>
|
||
/// <exception cref="BusinessException"></exception>
|
||
public async Task EmbeddingForStatisticsAsync(HttpContext context, Guid? userId, Guid? sessionId,
|
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ThorEmbeddingInput input, Guid? tokenId = null)
|
||
{
|
||
try
|
||
{
|
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if (input == null) throw new Exception("模型校验异常");
|
||
|
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using var embedding =
|
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Activity.Current?.Source.StartActivity("向量模型调用");
|
||
|
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var modelDescribe = await GetModelAsync(ModelApiTypeEnum.OpenAi, input.Model);
|
||
|
||
// 获取渠道指定的实现类型的服务
|
||
var embeddingService =
|
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LazyServiceProvider.GetRequiredKeyedService<ITextEmbeddingService>(modelDescribe.HandlerName);
|
||
|
||
var embeddingCreateRequest = new EmbeddingCreateRequest
|
||
{
|
||
Model = input.Model,
|
||
EncodingFormat = input.EncodingFormat
|
||
};
|
||
|
||
//dto进行转换，支持多种格式
|
||
if (input.Input is JsonElement str)
|
||
{
|
||
if (str.ValueKind == JsonValueKind.String)
|
||
{
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||
embeddingCreateRequest.Input = str.ToString();
|
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}
|
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else if (str.ValueKind == JsonValueKind.Array)
|
||
{
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var inputString = str.EnumerateArray().Select(x => x.ToString()).ToArray();
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embeddingCreateRequest.InputAsList = inputString.ToList();
|
||
}
|
||
else
|
||
{
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throw new Exception("Input，输入格式错误，非string或Array类型");
|
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}
|
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}
|
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else if (input.Input is string strInput)
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||
{
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embeddingCreateRequest.Input = strInput;
|
||
}
|
||
else
|
||
{
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throw new Exception("Input，输入格式错误，未找到类型");
|
||
}
|
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|
||
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var stream =
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await embeddingService.EmbeddingAsync(embeddingCreateRequest, modelDescribe, context.RequestAborted);
|
||
|
||
var usage = new ThorUsageResponse()
|
||
{
|
||
PromptTokens = stream.Usage?.PromptTokens ?? 0,
|
||
InputTokens = stream.Usage?.InputTokens ?? 0,
|
||
CompletionTokens = 0,
|
||
TotalTokens = stream.Usage?.InputTokens ?? 0
|
||
};
|
||
await context.Response.WriteAsJsonAsync(new
|
||
{
|
||
input.Model,
|
||
stream.Data,
|
||
stream.Error,
|
||
Object = stream.ObjectTypeName,
|
||
Usage = usage
|
||
});
|
||
|
||
//知识库暂不使用message统计
|
||
// await _aiMessageManager.CreateUserMessageAsync(userId, sessionId,
|
||
// new MessageInputDto
|
||
// {
|
||
// Content = string.Empty,
|
||
// ModelId = input.Model,
|
||
// TokenUsage = usage,
|
||
// });
|
||
//
|
||
// await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
|
||
// new MessageInputDto
|
||
// {
|
||
// Content = string.Empty,
|
||
// ModelId = input.Model,
|
||
// TokenUsage = usage
|
||
// });
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId, input.Model, usage, tokenId);
|
||
}
|
||
catch (ThorRateLimitException)
|
||
{
|
||
context.Response.StatusCode = 429;
|
||
}
|
||
catch (UnauthorizedAccessException e)
|
||
{
|
||
context.Response.StatusCode = 401;
|
||
}
|
||
catch (Exception e)
|
||
{
|
||
var errorContent = $"嵌入Ai异常，异常信息：\n当前Ai模型：{input.Model}\n异常信息：{e.Message}\n异常堆栈：{e}";
|
||
throw new UserFriendlyException(errorContent);
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Anthropic聊天完成-非流式
|
||
/// </summary>
|
||
/// <param name="httpContext"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
|
||
/// <param name="cancellationToken"></param>
|
||
/// <returns></returns>
|
||
public async Task AnthropicCompleteChatForStatisticsAsync(HttpContext httpContext,
|
||
AnthropicInput request,
|
||
Guid? userId = null,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
_specialCompatible.AnthropicCompatible(request);
|
||
var response = httpContext.Response;
|
||
// 设置响应头，声明是 json
|
||
//response.ContentType = "application/json; charset=UTF-8";
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.Claude, request.Model);
|
||
|
||
var sourceModelId = request.Model;
|
||
if (!string.IsNullOrEmpty(request.Model) &&
|
||
request.Model.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
request.Model = request.Model[3..];
|
||
}
|
||
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IAnthropicChatCompletionService>(modelDescribe.HandlerName);
|
||
var data = await chatService.ChatCompletionsAsync(modelDescribe, request, cancellationToken);
|
||
|
||
data.SupplementalMultiplier(modelDescribe.Multiplier);
|
||
|
||
if (userId is not null)
|
||
{
|
||
await _aiMessageManager.CreateUserMessageAsync(userId.Value, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = data.TokenUsage,
|
||
}, tokenId);
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId.Value, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = data.TokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId.Value, sourceModelId, data.TokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
var totalTokens = data.TokenUsage.TotalTokens ?? 0;
|
||
if (totalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
|
||
}
|
||
}
|
||
|
||
await response.WriteAsJsonAsync(data, cancellationToken);
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Anthropic聊天完成-缓存处理
|
||
/// </summary>
|
||
/// <param name="httpContext"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
|
||
/// <param name="cancellationToken"></param>
|
||
/// <returns></returns>
|
||
public async Task AnthropicCompleteChatStreamForStatisticsAsync(
|
||
HttpContext httpContext,
|
||
AnthropicInput request,
|
||
Guid? userId = null,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
var response = httpContext.Response;
|
||
// 设置响应头，声明是 SSE 流
|
||
response.ContentType = "text/event-stream;charset=utf-8;";
|
||
response.Headers.TryAdd("Cache-Control", "no-cache");
|
||
response.Headers.TryAdd("Connection", "keep-alive");
|
||
|
||
_specialCompatible.AnthropicCompatible(request);
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.Claude, request.Model);
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IAnthropicChatCompletionService>(modelDescribe.HandlerName);
|
||
|
||
var sourceModelId = request.Model;
|
||
if (!string.IsNullOrEmpty(request.Model) &&
|
||
request.Model.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
request.Model = request.Model[3..];
|
||
}
|
||
|
||
var completeChatResponse = chatService.StreamChatCompletionsAsync(modelDescribe, request, cancellationToken);
|
||
ThorUsageResponse? tokenUsage = null;
|
||
StringBuilder backupSystemContent = new StringBuilder();
|
||
try
|
||
{
|
||
await foreach (var responseResult in completeChatResponse)
|
||
{
|
||
responseResult.Item2.SupplementalMultiplier(modelDescribe.Multiplier);
|
||
//message_start是为了保底机制
|
||
if (responseResult.Item1.Contains("message_delta") || responseResult.Item1.Contains("message_start"))
|
||
{
|
||
tokenUsage = responseResult.Item2?.TokenUsage;
|
||
}
|
||
|
||
backupSystemContent.Append(responseResult.Item2?.Delta?.Text);
|
||
await WriteAsEventStreamDataAsync(httpContext, responseResult.Item1, responseResult.Item2,
|
||
cancellationToken);
|
||
}
|
||
}
|
||
catch (Exception e)
|
||
{
|
||
_logger.LogError(e, $"Ai对话异常");
|
||
var errorContent = $"对话Ai异常，异常信息：\n当前Ai模型：{sourceModelId}\n异常信息：{e.Message}\n异常堆栈：{e}";
|
||
throw new UserFriendlyException(errorContent);
|
||
}
|
||
|
||
await _aiMessageManager.CreateUserMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = tokenUsage,
|
||
}, tokenId);
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = tokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId, sourceModelId, tokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
if (userId.HasValue && tokenUsage is not null)
|
||
{
|
||
var totalTokens = tokenUsage.TotalTokens ?? 0;
|
||
if (tokenUsage.TotalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// OpenAi 响应-非流式-缓存处理
|
||
/// </summary>
|
||
/// <param name="httpContext"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId"></param>
|
||
/// <param name="cancellationToken"></param>
|
||
public async Task OpenAiResponsesAsyncForStatisticsAsync(HttpContext httpContext,
|
||
OpenAiResponsesInput request,
|
||
Guid? userId = null,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
// _specialCompatible.AnthropicCompatible(request);
|
||
var response = httpContext.Response;
|
||
// 设置响应头，声明是 json
|
||
//response.ContentType = "application/json; charset=UTF-8";
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.Response, request.Model);
|
||
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IOpenAiResponseService>(modelDescribe.HandlerName);
|
||
var sourceModelId = request.Model;
|
||
if (!string.IsNullOrEmpty(request.Model) &&
|
||
request.Model.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
request.Model = request.Model[3..];
|
||
}
|
||
|
||
var data = await chatService.ResponsesAsync(modelDescribe, request, cancellationToken);
|
||
|
||
data.SupplementalMultiplier(modelDescribe.Multiplier);
|
||
|
||
var tokenUsage = new ThorUsageResponse
|
||
{
|
||
InputTokens = data.Usage.InputTokens,
|
||
OutputTokens = data.Usage.OutputTokens,
|
||
TotalTokens = data.Usage.InputTokens + data.Usage.OutputTokens,
|
||
};
|
||
if (userId is not null)
|
||
{
|
||
await _aiMessageManager.CreateUserMessageAsync(userId.Value, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = tokenUsage,
|
||
}, tokenId);
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId.Value, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = tokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId.Value, sourceModelId, tokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
var totalTokens = tokenUsage.TotalTokens ?? 0;
|
||
if (totalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
|
||
}
|
||
}
|
||
|
||
await response.WriteAsJsonAsync(data, cancellationToken);
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// OpenAi响应-流式-缓存处理
|
||
/// </summary>
|
||
/// <param name="httpContext"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
|
||
/// <param name="cancellationToken"></param>
|
||
/// <returns></returns>
|
||
public async Task OpenAiResponsesStreamForStatisticsAsync(
|
||
HttpContext httpContext,
|
||
OpenAiResponsesInput request,
|
||
Guid? userId = null,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
var response = httpContext.Response;
|
||
// 设置响应头，声明是 SSE 流
|
||
response.ContentType = "text/event-stream;charset=utf-8;";
|
||
response.Headers.TryAdd("Cache-Control", "no-cache");
|
||
response.Headers.TryAdd("Connection", "keep-alive");
|
||
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.Response, request.Model);
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IOpenAiResponseService>(modelDescribe.HandlerName);
|
||
var sourceModelId = request.Model;
|
||
if (!string.IsNullOrEmpty(request.Model) &&
|
||
request.Model.StartsWith("yi-", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
request.Model = request.Model[3..];
|
||
}
|
||
var completeChatResponse = chatService.ResponsesStreamAsync(modelDescribe, request, cancellationToken);
|
||
ThorUsageResponse? tokenUsage = null;
|
||
try
|
||
{
|
||
await foreach (var responseResult in completeChatResponse)
|
||
{
|
||
//message_start是为了保底机制
|
||
if (responseResult.Item1.Contains("response.completed"))
|
||
{
|
||
var obj = responseResult.Item2!.Value;
|
||
int inputTokens = obj.GetPath("response", "usage", "input_tokens").GetInt();
|
||
int outputTokens = obj.GetPath("response", "usage", "output_tokens").GetInt();
|
||
inputTokens = Convert.ToInt32(inputTokens * modelDescribe.Multiplier);
|
||
outputTokens = Convert.ToInt32(outputTokens * modelDescribe.Multiplier);
|
||
tokenUsage = new ThorUsageResponse
|
||
{
|
||
PromptTokens = inputTokens,
|
||
InputTokens = inputTokens,
|
||
OutputTokens = outputTokens,
|
||
CompletionTokens = outputTokens,
|
||
TotalTokens = inputTokens + outputTokens,
|
||
};
|
||
}
|
||
|
||
await WriteAsEventStreamDataAsync(httpContext, responseResult.Item1, responseResult.Item2,
|
||
cancellationToken);
|
||
}
|
||
}
|
||
catch (Exception e)
|
||
{
|
||
_logger.LogError(e, $"Ai响应异常");
|
||
var errorContent = $"响应Ai异常，异常信息：\n当前Ai模型：{request.Model}\n异常信息：{e.Message}\n异常堆栈：{e}";
|
||
throw new UserFriendlyException(errorContent);
|
||
}
|
||
|
||
await _aiMessageManager.CreateUserMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = tokenUsage,
|
||
}, tokenId);
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = sourceModelId,
|
||
TokenUsage = tokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId, sourceModelId, tokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
if (userId.HasValue && tokenUsage is not null)
|
||
{
|
||
var totalTokens = tokenUsage.TotalTokens ?? 0;
|
||
if (tokenUsage.TotalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Gemini 生成-非流式-缓存处理
|
||
/// </summary>
|
||
/// <param name="httpContext"></param>
|
||
/// <param name="modelId"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId"></param>
|
||
/// <param name="cancellationToken"></param>
|
||
public async Task GeminiGenerateContentForStatisticsAsync(HttpContext httpContext,
|
||
string modelId,
|
||
JsonElement request,
|
||
Guid? userId = null,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
var response = httpContext.Response;
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.GenerateContent, modelId);
|
||
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IGeminiGenerateContentService>(modelDescribe.HandlerName);
|
||
var data = await chatService.GenerateContentAsync(modelDescribe, request, cancellationToken);
|
||
|
||
var tokenUsage = GeminiGenerateContentAcquirer.GetUsage(data);
|
||
tokenUsage.SetSupplementalMultiplier(modelDescribe.Multiplier);
|
||
|
||
if (userId is not null)
|
||
{
|
||
await _aiMessageManager.CreateUserMessageAsync(userId.Value, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = modelId,
|
||
TokenUsage = tokenUsage,
|
||
}, tokenId);
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId.Value, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = modelId,
|
||
TokenUsage = tokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId.Value, modelId, tokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
var totalTokens = tokenUsage.TotalTokens ?? 0;
|
||
if (totalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
|
||
}
|
||
}
|
||
|
||
await response.WriteAsJsonAsync(data, cancellationToken);
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Gemini 生成-流式-缓存处理
|
||
/// </summary>
|
||
/// <param name="httpContext"></param>
|
||
/// <param name="modelId"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId">Token Id（Web端传null或Guid.Empty）</param>
|
||
/// <param name="cancellationToken"></param>
|
||
/// <returns></returns>
|
||
public async Task GeminiGenerateContentStreamForStatisticsAsync(
|
||
HttpContext httpContext,
|
||
string modelId,
|
||
JsonElement request,
|
||
Guid? userId = null,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
var response = httpContext.Response;
|
||
// 设置响应头，声明是 SSE 流
|
||
response.ContentType = "text/event-stream;charset=utf-8;";
|
||
response.Headers.TryAdd("Cache-Control", "no-cache");
|
||
response.Headers.TryAdd("Connection", "keep-alive");
|
||
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.GenerateContent, modelId);
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IGeminiGenerateContentService>(modelDescribe.HandlerName);
|
||
|
||
var completeChatResponse = chatService.GenerateContentStreamAsync(modelDescribe, request, cancellationToken);
|
||
ThorUsageResponse? tokenUsage = null;
|
||
try
|
||
{
|
||
await foreach (var responseResult in completeChatResponse)
|
||
{
|
||
if (responseResult!.Value.GetPath("candidates", 0, "finishReason").GetString() == "STOP")
|
||
{
|
||
tokenUsage = GeminiGenerateContentAcquirer.GetUsage(responseResult!.Value);
|
||
tokenUsage.SetSupplementalMultiplier(modelDescribe.Multiplier);
|
||
}
|
||
|
||
await response.WriteAsync($"data: {JsonSerializer.Serialize(responseResult)}\n\n", Encoding.UTF8,
|
||
cancellationToken).ConfigureAwait(false);
|
||
await response.Body.FlushAsync(cancellationToken).ConfigureAwait(false);
|
||
}
|
||
}
|
||
catch (Exception e)
|
||
{
|
||
_logger.LogError(e, $"Ai生成异常");
|
||
var errorContent = $"生成Ai异常，异常信息：\n当前Ai模型：{modelId}\n异常信息：{e.Message}\n异常堆栈：{e}";
|
||
throw new UserFriendlyException(errorContent);
|
||
}
|
||
|
||
await _aiMessageManager.CreateUserMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = modelId,
|
||
TokenUsage = tokenUsage,
|
||
}, tokenId);
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = modelId,
|
||
TokenUsage = tokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId, modelId, tokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
if (userId.HasValue && tokenUsage is not null)
|
||
{
|
||
var totalTokens = tokenUsage.TotalTokens ?? 0;
|
||
if (tokenUsage.TotalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId.Value, totalTokens);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Gemini 生成(Image)-非流式-缓存处理
|
||
/// 返回图片绝对路径
|
||
/// </summary>
|
||
/// <param name="taskId"></param>
|
||
/// <param name="modelId"></param>
|
||
/// <param name="request"></param>
|
||
/// <param name="userId"></param>
|
||
/// <param name="sessionId"></param>
|
||
/// <param name="tokenId"></param>
|
||
/// <param name="cancellationToken"></param>
|
||
public async Task GeminiGenerateContentImageForStatisticsAsync(
|
||
Guid taskId,
|
||
string modelId,
|
||
JsonElement request,
|
||
Guid userId,
|
||
Guid? sessionId = null,
|
||
Guid? tokenId = null,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
var imageStoreTask = await _imageStoreTaskRepository.GetFirstAsync(x => x.Id == taskId);
|
||
var modelDescribe = await GetModelAsync(ModelApiTypeEnum.GenerateContent, modelId);
|
||
|
||
var chatService =
|
||
LazyServiceProvider.GetRequiredKeyedService<IGeminiGenerateContentService>(modelDescribe.HandlerName);
|
||
var data = await chatService.GenerateContentAsync(modelDescribe, request, cancellationToken);
|
||
|
||
//解析json，获取base64字符串
|
||
var imageBase64 = GeminiGenerateContentAcquirer.GetImageBase64(data);
|
||
|
||
//远程调用上传接口，将base64转换为URL
|
||
var httpClient = LazyServiceProvider.LazyGetRequiredService<IHttpClientFactory>().CreateClient();
|
||
var uploadUrl = $"https://ccnetcore.com/prod-api/ai-hub/ai-image/upload-base64";
|
||
var content = new StringContent(JsonSerializer.Serialize(imageBase64), Encoding.UTF8, "application/json");
|
||
var uploadResponse = await httpClient.PostAsync(uploadUrl, content, cancellationToken);
|
||
uploadResponse.EnsureSuccessStatusCode();
|
||
var storeUrl = await uploadResponse.Content.ReadAsStringAsync(cancellationToken);
|
||
storeUrl = storeUrl.Trim('"'); // 移除JSON字符串的引号
|
||
|
||
var tokenUsage = new ThorUsageResponse
|
||
{
|
||
InputTokens = (int)modelDescribe.Multiplier,
|
||
OutputTokens = (int)modelDescribe.Multiplier,
|
||
TotalTokens = (int)modelDescribe.Multiplier,
|
||
};
|
||
|
||
await _aiMessageManager.CreateSystemMessageAsync(userId, sessionId,
|
||
new MessageInputDto
|
||
{
|
||
Content = "不予存储",
|
||
ModelId = modelId,
|
||
TokenUsage = tokenUsage
|
||
}, tokenId);
|
||
|
||
await _usageStatisticsManager.SetUsageAsync(userId, modelId, tokenUsage, tokenId);
|
||
|
||
// 扣减尊享token包用量
|
||
var totalTokens = tokenUsage.TotalTokens ?? 0;
|
||
if (totalTokens > 0)
|
||
{
|
||
await PremiumPackageManager.TryConsumeTokensAsync(userId, totalTokens);
|
||
}
|
||
|
||
//设置存储base64和url
|
||
imageStoreTask.StoreBase64 = imageBase64;
|
||
imageStoreTask.SetSuccess(storeUrl);
|
||
await _imageStoreTaskRepository.UpdateAsync(imageStoreTask);
|
||
}
|
||
|
||
#region 流式传输格式Http响应
|
||
|
||
private static readonly byte[] EventPrefix = "event: "u8.ToArray();
|
||
private static readonly byte[] DataPrefix = "data: "u8.ToArray();
|
||
private static readonly byte[] NewLine = "\n"u8.ToArray();
|
||
private static readonly byte[] DoubleNewLine = "\n\n"u8.ToArray();
|
||
|
||
/// <summary>
|
||
/// 使用 JsonSerializer.SerializeAsync 直接序列化到响应流
|
||
/// </summary>
|
||
private static async ValueTask WriteAsEventStreamDataAsync<T>(
|
||
HttpContext context,
|
||
string @event,
|
||
T value,
|
||
CancellationToken cancellationToken = default)
|
||
{
|
||
var response = context.Response;
|
||
var bodyStream = response.Body;
|
||
// 确保 SSE Header 已经设置好
|
||
// e.g. Content-Type: text/event-stream; charset=utf-8
|
||
await response.StartAsync(cancellationToken).ConfigureAwait(false);
|
||
// 写事件类型
|
||
await bodyStream.WriteAsync(EventPrefix, cancellationToken).ConfigureAwait(false);
|
||
await WriteUtf8StringAsync(bodyStream, @event.Trim(), cancellationToken).ConfigureAwait(false);
|
||
await bodyStream.WriteAsync(NewLine, cancellationToken).ConfigureAwait(false);
|
||
// 写 data: + JSON
|
||
await bodyStream.WriteAsync(DataPrefix, cancellationToken).ConfigureAwait(false);
|
||
await JsonSerializer.SerializeAsync(
|
||
bodyStream,
|
||
value,
|
||
ThorJsonSerializer.DefaultOptions,
|
||
cancellationToken
|
||
).ConfigureAwait(false);
|
||
// 事件结束 \n\n
|
||
await bodyStream.WriteAsync(DoubleNewLine, cancellationToken).ConfigureAwait(false);
|
||
// 及时把数据发送给客户端
|
||
await bodyStream.FlushAsync(cancellationToken).ConfigureAwait(false);
|
||
}
|
||
|
||
|
||
private static async ValueTask WriteUtf8StringAsync(Stream stream, string value, CancellationToken token)
|
||
{
|
||
if (string.IsNullOrEmpty(value))
|
||
return;
|
||
var buffer = Encoding.UTF8.GetBytes(value);
|
||
await stream.WriteAsync(buffer, token).ConfigureAwait(false);
|
||
}
|
||
|
||
#endregion
|
||
} |