.clean up the code

backend/recent_fetches.go

@@ -1,91 +0,0 @@
-package backend
-
-import (
-	"encoding/json"
-	"os"
-	"path/filepath"
-	"strings"
-	"sync"
-)
-
-const recentFetchesFileName = "recent_fetches.json"
-
-type RecentFetchItem struct {
-	ID        string `json:"id"`
-	URL       string `json:"url"`
-	Type      string `json:"type"`
-	Name      string `json:"name"`
-	Artist    string `json:"artist"`
-	Image     string `json:"image"`
-	Timestamp int64  `json:"timestamp"`
-}
-
-var (
-	recentFetchesMu          sync.Mutex
-	recentFetchesDirResolver = GetFFmpegDir
-)
-
-func recentFetchesFilePath() (string, error) {
-	baseDir, err := recentFetchesDirResolver()
-	if err != nil {
-		return "", err
-	}
-	if err := os.MkdirAll(baseDir, 0o755); err != nil {
-		return "", err
-	}
-	return filepath.Join(baseDir, recentFetchesFileName), nil
-}
-
-func LoadRecentFetches() ([]RecentFetchItem, error) {
-	recentFetchesMu.Lock()
-	defer recentFetchesMu.Unlock()
-
-	filePath, err := recentFetchesFilePath()
-	if err != nil {
-		return nil, err
-	}
-
-	data, err := os.ReadFile(filePath)
-	if err != nil {
-		if os.IsNotExist(err) {
-			return []RecentFetchItem{}, nil
-		}
-		return nil, err
-	}
-
-	if strings.TrimSpace(string(data)) == "" {
-		return []RecentFetchItem{}, nil
-	}
-
-	var items []RecentFetchItem
-	if err := json.Unmarshal(data, &items); err != nil {
-		return nil, err
-	}
-
-	if items == nil {
-		return []RecentFetchItem{}, nil
-	}
-
-	return items, nil
-}
-
-func SaveRecentFetches(items []RecentFetchItem) error {
-	recentFetchesMu.Lock()
-	defer recentFetchesMu.Unlock()
-
-	filePath, err := recentFetchesFilePath()
-	if err != nil {
-		return err
-	}
-
-	if items == nil {
-		items = []RecentFetchItem{}
-	}
-
-	data, err := json.MarshalIndent(items, "", "  ")
-	if err != nil {
-		return err
-	}
-
-	return os.WriteFile(filePath, data, 0o644)
-}