CacheBotIconWithUploadFile 使用UploadFile表缓存bot图标
(botID string, iconURL string, eid int64)
| 365 | |
| 366 | // CacheBotIconWithUploadFile 使用UploadFile表缓存bot图标 |
| 367 | func (ser *CozeService) CacheBotIconWithUploadFile(botID string, iconURL string, eid int64) (string, error) { |
| 368 | // 清理URL,只保留?之前的部分(去除查询参数) |
| 369 | cleanedIconURL := iconURL |
| 370 | if idx := strings.Index(iconURL, "?"); idx != -1 { |
| 371 | cleanedIconURL = iconURL[:idx] |
| 372 | } |
| 373 | |
| 374 | // 计算清理后URL的哈希值 |
| 375 | urlHash := fmt.Sprintf("%x", md5.Sum([]byte(cleanedIconURL))) |
| 376 | |
| 377 | // 检查UploadFile表中是否已存在该URL的记录 |
| 378 | existingFile := ser.findUploadFileByHash(urlHash) |
| 379 | if existingFile != nil { |
| 380 | // 已存在,直接返回预览URL |
| 381 | return existingFile.GetPreviewFullUrl(), nil |
| 382 | } |
| 383 | |
| 384 | // 不存在,需要下载并保存图标 |
| 385 | var iconData []byte |
| 386 | var err error |
| 387 | for i := 0; i < 3; i++ { |
| 388 | iconData, err = ser.downloadIcon(iconURL) |
| 389 | if err == nil { |
| 390 | break |
| 391 | } |
| 392 | logger.SysLogf("下载图标失败,第 %d 次重试: %v", i+1, err) |
| 393 | time.Sleep(200 * time.Millisecond) |
| 394 | } |
| 395 | if err != nil { |
| 396 | return "", fmt.Errorf("下载图标失败: %w", err) |
| 397 | } |
| 398 | |
| 399 | // 获取文件扩展名 |
| 400 | ext := path.Ext(cleanedIconURL) |
| 401 | if ext == "" { |
| 402 | // 尝试从Content-Type获取扩展名 |
| 403 | // 这里简化处理,直接默认使用png |
| 404 | ext = ".png" |
| 405 | } |
| 406 | |
| 407 | // 生成previewKey |
| 408 | previewKey, err := db_model.GetPreviewKey(urlHash, ext, eid) |
| 409 | if err != nil { |
| 410 | return "", fmt.Errorf("生成预览键失败: %w", err) |
| 411 | } |
| 412 | |
| 413 | // 保存新文件到存储系统 |
| 414 | fileKey := db_model.GetFileKey(fmt.Sprintf("coze_bot_%s_icon%s", botID, ext), 0, 0) |
| 415 | if err := storage.StorageInstance.Save(iconData, fileKey); err != nil { |
| 416 | return "", fmt.Errorf("保存图标文件失败: %w", err) |
| 417 | } |
| 418 | |
| 419 | // 创建UploadFile记录 |
| 420 | uploadFile := &db_model.UploadFile{ |
| 421 | FileName: fmt.Sprintf("coze_bot_%s_icon%s", botID, ext), |
| 422 | Key: fileKey, |
| 423 | Eid: eid, |
| 424 | UserID: 0, // 系统文件 |
no test coverage detected