feat(backend): record listening history for YouTube playback

Playing a YouTube song now creates a lightweight track row (without queueing a download) and writes listening history; saving to a playlist queues the download via the new DownloadRequested flag.
2026-07-16 01:15:36 +02:00
parent a6f976a065
commit 6d73fe88ab
8 changed files with 869 additions and 16 deletions
@@ -107,6 +107,29 @@ namespace Musify.Infrastructure.Services
            return new YouTubeStreamInfo(audioStream.Url, expiresInSeconds);
        }

+        public async Task<ErrorOr<YouTubeSongResult>> GetSongAsync(string videoId, CancellationToken cancellationToken)
+        {
+            try
+            {
+                var info = await client.GetSongVideoInfoAsync(videoId, cancellationToken);
+
+                return new YouTubeSongResult(
+                    videoId,
+                    info.Name,
+                    string.Join(", ", info.Artists.Select(artist => artist.Name)),
+                    string.Empty,
+                    (int)info.Duration.TotalSeconds,
+                    info.Thumbnails
+                        .OrderByDescending(thumbnail => thumbnail.Width)
+                        .Select(thumbnail => thumbnail.Url)
+                        .FirstOrDefault() ?? string.Empty);
+            }
+            catch (Exception exception)
+            {
+                return Error.Failure(description: $"Failed to load YouTube song info for '{videoId}': {exception.Message}");
+            }
+        }
+
        private static string SearchCacheKey(string token) => $"yt-search:{token}";

        private static string StreamCacheKey(string videoId) => $"yt-stream:{videoId}";