Исправлено кэширование оффлайн плейлистов

app/checker/checker.go

@@ -146,6 +146,7 @@ func CheckPlaylists(lists []playlist.Playlist) (int, int) {
 		if err != nil {
 			log.Printf("Cannot read playlist [%s]: %s\n", pls.Url, err)
 			offlineCount++
+			cachePlaylist(pls)
 			continue
 		}
 
@@ -156,9 +157,14 @@ func CheckPlaylists(lists []playlist.Playlist) (int, int) {
 
 		log.Printf("Parsed, checking channels (%d)...\n", len(pls.Channels))
 		pls = CheckChannels(pls)
-
 		lists[idx] = pls
+		cachePlaylist(pls)
+	}
 
+	return onlineCount, offlineCount
+}
+
+func cachePlaylist(pls playlist.Playlist) {
 	if app.Config.Cache.IsActive {
 		jsonBytes, err := json.Marshal(pls)
 		if err != nil {
@@ -175,9 +181,6 @@ func CheckPlaylists(lists []playlist.Playlist) (int, int) {
 	}
 }
 
-	return onlineCount, offlineCount
-}
-
 // CheckChannels проверяет каналы и возвращает их же с результатами проверки
 func CheckChannels(pls playlist.Playlist) playlist.Playlist {
 	type errorData struct {

app/playlist/playlist.go

@@ -123,6 +123,7 @@ func parseName(line string) string {
 func (pls *Playlist) Download() error {
 	content, err := utils.Fetch(pls.Url)
 	if err != nil {
+		pls.Content = err.Error()
 		return err
 	}
 
@@ -134,6 +135,7 @@ func (pls *Playlist) Download() error {
 func (pls *Playlist) ReadFromFs() error {
 	content, err := os.ReadFile(pls.Url)
 	if err != nil {
+		pls.Content = err.Error()
 		return err
 	}