refactor: 并发处理 Best30 和 Recent10 的图片下载

handler/scoresaber/bs50.go

@@ -638,31 +638,50 @@ func getAllScoreSaberScores(playerID string) ([]SongData, error) {
 	if err != nil {
 		return nil, fmt.Errorf("获取Best30失败: %v", err)
 	}
-	for i, score := range topScores {
-		songData, err := convertScoreSaberToSongData(score, cwd)
-		if err != nil {
-			log.Printf("转换分数失败: %v", err)
-			continue
-		}
-		songData.IsBest30 = i < 30
-		allSongs = append(allSongs, songData)
-	}
-
-	// 获取Recent10
 	recentScores, err := getRecent10Scores(playerID)
 	if err != nil {
 		return nil, fmt.Errorf("获取Recent10失败: %v", err)
 	}
-	for _, score := range recentScores {
+	wgAll := sync.WaitGroup{}
+	wgAll.Add(2)
+	go func() {
+		defer wgAll.Done()
+		wg := sync.WaitGroup{}
+		for i, score := range topScores {
+			wg.Add(1)
+			go func() {
+				defer wg.Done()
 				songData, err := convertScoreSaberToSongData(score, cwd)
 				if err != nil {
 					log.Printf("转换分数失败: %v", err)
-			continue
+					return
+				}
+				songData.IsBest30 = i < 30
+				allSongs[i] = songData
+			}()
+		}
+		wg.Wait()
+	}()
+	// 获取Recent10
+	go func() {
+		defer wgAll.Done()
+		wg := sync.WaitGroup{}
+		for _, score := range recentScores {
+			wg.Add(1)
+			go func() {
+				defer wg.Done()
+				songData, err := convertScoreSaberToSongData(score, cwd)
+				if err != nil {
+					log.Printf("转换分数失败: %v", err)
+					return
 				}
 				songData.IsBest30 = false
 				allSongs = append(allSongs, songData)
+			}()
+			wg.Wait()
 		}
-
+	}()
+	wgAll.Wait()
 	return allSongs, nil
 }