436b5b910c
# Conflicts: # Yi.Ai.Vue3/src/pages/console/index.vue # Yi.Ai.Vue3/src/routers/modules/staticRouter.ts
273 lines
8.8 KiB
C#
273 lines
8.8 KiB
C#
using System.Text.Json;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Hosting;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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using Volo.Abp;
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using Volo.Abp.Application.Services;
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using Volo.Abp.BackgroundJobs;
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using Volo.Abp.Guids;
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using Volo.Abp.Users;
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using Yi.Framework.AiHub.Application.Contracts.Dtos.Chat;
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using Yi.Framework.AiHub.Application.Jobs;
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using Yi.Framework.AiHub.Domain.Entities.Chat;
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using Yi.Framework.AiHub.Domain.Extensions;
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using Yi.Framework.AiHub.Domain.Managers;
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using Yi.Framework.AiHub.Domain.Shared.Consts;
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using Yi.Framework.AiHub.Domain.Shared.Enums;
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using Yi.Framework.SqlSugarCore.Abstractions;
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namespace Yi.Framework.AiHub.Application.Services.Chat;
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/// <summary>
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/// AI图片生成服务
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/// </summary>
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[Authorize]
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public class AiImageService : ApplicationService
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{
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private readonly ISqlSugarRepository<ImageStoreTaskAggregateRoot> _imageTaskRepository;
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private readonly IBackgroundJobManager _backgroundJobManager;
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private readonly AiBlacklistManager _aiBlacklistManager;
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private readonly PremiumPackageManager _premiumPackageManager;
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private readonly ModelManager _modelManager;
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private readonly IGuidGenerator _guidGenerator;
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private readonly IWebHostEnvironment _webHostEnvironment;
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private readonly TokenManager _tokenManager;
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public AiImageService(
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ISqlSugarRepository<ImageStoreTaskAggregateRoot> imageTaskRepository,
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IBackgroundJobManager backgroundJobManager,
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AiBlacklistManager aiBlacklistManager,
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PremiumPackageManager premiumPackageManager,
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ModelManager modelManager,
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IGuidGenerator guidGenerator,
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IWebHostEnvironment webHostEnvironment, TokenManager tokenManager)
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{
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_imageTaskRepository = imageTaskRepository;
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_backgroundJobManager = backgroundJobManager;
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_aiBlacklistManager = aiBlacklistManager;
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_premiumPackageManager = premiumPackageManager;
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_modelManager = modelManager;
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_guidGenerator = guidGenerator;
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_webHostEnvironment = webHostEnvironment;
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_tokenManager = tokenManager;
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}
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/// <summary>
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/// 生成图片（异步任务）
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/// </summary>
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/// <param name="input">图片生成输入参数</param>
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/// <returns>任务ID</returns>
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[HttpPost("ai-image/generate")]
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[Authorize]
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public async Task<Guid> GenerateAsync([FromBody] ImageGenerationInput input)
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{
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var userId = CurrentUser.GetId();
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// 黑名单校验
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await _aiBlacklistManager.VerifiyAiBlacklist(userId);
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//校验token
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if (input.TokenId is not null)
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{
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await _tokenManager.ValidateTokenAsync(input.TokenId, input.ModelId);
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}
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// VIP校验
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if (!CurrentUser.IsAiVip())
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{
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throw new UserFriendlyException("图片生成功能需要VIP用户才能使用，请购买VIP后重新登录重试");
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}
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// 尊享包校验 - 使用ModelManager统一判断
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var isPremium = await _modelManager.IsPremiumModelAsync(input.ModelId);
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if (isPremium)
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{
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var availableTokens = await _premiumPackageManager.GetAvailableTokensAsync(userId);
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if (availableTokens <= 0)
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{
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throw new UserFriendlyException("尊享token包用量不足，请先购买尊享token包");
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}
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}
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// 创建任务实体
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var task = new ImageStoreTaskAggregateRoot
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{
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Prompt = input.Prompt,
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ReferenceImagesPrefixBase64 = input.ReferenceImagesPrefixBase64 ?? new List<string>(),
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ReferenceImagesUrl = new List<string>(),
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TaskStatus = TaskStatusEnum.Processing,
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UserId = userId,
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TokenId = input.TokenId
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};
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await _imageTaskRepository.InsertAsync(task);
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// 入队后台任务
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await _backgroundJobManager.EnqueueAsync(new ImageGenerationJobArgs
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{
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TaskId = task.Id,
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});
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return task.Id;
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}
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/// <summary>
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/// 查询任务状态
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/// </summary>
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/// <param name="taskId">任务ID</param>
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/// <returns>任务详情</returns>
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[HttpGet("ai-image/task/{taskId}")]
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public async Task<ImageTaskOutput> GetTaskAsync([FromRoute] Guid taskId)
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{
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var userId = CurrentUser.GetId();
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var task = await _imageTaskRepository.GetFirstAsync(x => x.Id == taskId && x.UserId == userId);
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if (task == null)
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{
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throw new UserFriendlyException("任务不存在或无权访问");
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}
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return new ImageTaskOutput
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{
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Id = task.Id,
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Prompt = task.Prompt,
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// ReferenceImagesBase64 = task.ReferenceImagesBase64,
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// ReferenceImagesUrl = task.ReferenceImagesUrl,
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// StoreBase64 = task.StoreBase64,
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StoreUrl = task.StoreUrl,
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TaskStatus = task.TaskStatus,
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CreationTime = task.CreationTime
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};
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}
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/// <summary>
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/// 上传Base64图片转换为URL
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/// </summary>
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/// <param name="base64Data">Base64图片数据（包含前缀如 data:image/png;base64,）</param>
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/// <returns>图片访问URL</returns>
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[HttpPost("ai-image/upload-base64")]
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public async Task<string> UploadBase64ToUrlAsync([FromBody] string base64Data)
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{
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if (string.IsNullOrWhiteSpace(base64Data))
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{
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throw new UserFriendlyException("Base64数据不能为空");
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}
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// 解析Base64数据
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string mimeType = "image/png";
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string base64Content = base64Data;
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if (base64Data.Contains(","))
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{
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var parts = base64Data.Split(',');
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if (parts.Length == 2)
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{
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// 提取MIME类型
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var header = parts[0];
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if (header.Contains(":") && header.Contains(";"))
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{
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mimeType = header.Split(':')[1].Split(';')[0];
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}
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base64Content = parts[1];
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}
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}
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// 获取文件扩展名
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var extension = mimeType switch
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{
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"image/png" => ".png",
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"image/jpeg" => ".jpg",
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"image/jpg" => ".jpg",
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"image/gif" => ".gif",
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"image/webp" => ".webp",
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_ => ".png"
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};
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// 解码Base64
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byte[] imageBytes;
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try
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{
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imageBytes = Convert.FromBase64String(base64Content);
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}
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catch (FormatException)
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{
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throw new UserFriendlyException("Base64格式无效");
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}
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// 创建存储目录
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var uploadPath = Path.Combine(_webHostEnvironment.ContentRootPath, "wwwroot", "ai-images");
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if (!Directory.Exists(uploadPath))
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{
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Directory.CreateDirectory(uploadPath);
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}
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// 生成文件名并保存
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var fileId = _guidGenerator.Create();
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var fileName = $"{fileId}{extension}";
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var filePath = Path.Combine(uploadPath, fileName);
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await File.WriteAllBytesAsync(filePath, imageBytes);
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// 返回访问URL
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return $"/ai-images/{fileName}";
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}
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/// <summary>
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/// 分页查询任务列表
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/// </summary>
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/// <param name="input">分页查询参数</param>
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/// <returns>任务列表</returns>
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[HttpGet("ai-image/tasks")]
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public async Task<PagedResult<ImageTaskOutput>> GetTaskPageAsync([FromQuery] ImageTaskPageInput input)
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{
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var userId = CurrentUser.GetId();
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var query = _imageTaskRepository._DbQueryable
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.Where(x => x.UserId == userId)
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.WhereIF(input.TaskStatus.HasValue, x => x.TaskStatus == input.TaskStatus!.Value)
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.OrderByDescending(x => x.CreationTime);
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var total = await query.CountAsync();
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var items = await query
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.Skip((input.PageIndex - 1) * input.PageSize)
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.Take(input.PageSize)
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.Select(x => new ImageTaskOutput
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{
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Id = x.Id,
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Prompt = x.Prompt,
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// ReferenceImagesBase64 = x.ReferenceImagesBase64,
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// ReferenceImagesUrl = x.ReferenceImagesUrl,
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// StoreBase64 = x.StoreBase64,
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StoreUrl = x.StoreUrl,
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TaskStatus = x.TaskStatus,
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CreationTime = x.CreationTime
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})
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.ToListAsync();
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return new PagedResult<ImageTaskOutput>(total, items);
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}
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}
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/// <summary>
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/// 分页结果
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/// </summary>
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/// <typeparam name="T">数据类型</typeparam>
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public class PagedResult<T>
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{
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/// <summary>
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/// 总数
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/// </summary>
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public long Total { get; set; }
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/// <summary>
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/// 数据列表
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/// </summary>
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public List<T> Items { get; set; }
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public PagedResult(long total, List<T> items)
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{
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Total = total;
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Items = items;
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}
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}
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