feat(backend): YouTube Music search and playback resolution endpoints

2026-07-16 01:05:42 +02:00
parent 87997d90a4
commit 2bd5ef729e
20 changed files with 506 additions and 27 deletions
@@ -0,0 +1,41 @@
+using Musify.Application.Configuration;
+using Musify.Application.Contracts;
+using Musify.Application.Tracks.Responses;
+using Musify.Domain.Entities;
+
+namespace Musify.Application.Services;
+
+public sealed class TrackStreamIssuer(
+    IDatabase database,
+    IStreamTicketService ticketService,
+    TrackConfiguration trackConfiguration,
+    StreamGatewayConfiguration streamGatewayConfiguration)
+{
+    public async Task<TrackStreamResponse> IssueAsync(
+        Guid trackId,
+        string audioFolderName,
+        long userId,
+        CancellationToken cancellationToken)
+    {
+        var folderPath = trackConfiguration.Routes.BuildProcessedAudioPath(audioFolderName);
+        var keyPrefix = $"{folderPath}/";
+
+        var ticket = ticketService.IssueTicket(userId, keyPrefix);
+
+        var manifestUrl = string.Join('/',
+            streamGatewayConfiguration.PublicBaseUrl.TrimEnd('/'),
+            "media",
+            folderPath,
+            streamGatewayConfiguration.AudioFileName);
+
+        var newListeningHistory = new ListeningHistory
+        {
+            UserId = userId,
+            TrackId = trackId,
+        };
+        await database.ListeningHistories.AddAsync(newListeningHistory, cancellationToken);
+        await database.SaveChangesAsync(cancellationToken);
+
+        return new TrackStreamResponse(manifestUrl, ticket.Token, ticket.ExpiresInSeconds);
+    }
+}