From 2e866075a2be6882adee0f3b49c2d56fccbc8a2a Mon Sep 17 00:00:00 2001
From: XShine555 <xshine555@gmail.com>
Date: Tue, 14 Jul 2026 13:54:12 +0200
Subject: [PATCH] feat(backend): expose track duration and listen count in
 track response

---
 .../Tracks/Responses/TrackApplicationResponse.cs            | 6 ++++++
 backend/Musify.Domain/Entities/Track.cs                     | 6 +++++-
 backend/Musify.Domain/Entities/User.cs                      | 2 ++
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/backend/Musify.Application/Tracks/Responses/TrackApplicationResponse.cs b/backend/Musify.Application/Tracks/Responses/TrackApplicationResponse.cs
index 83d3fa7..9c83465 100644
--- a/backend/Musify.Application/Tracks/Responses/TrackApplicationResponse.cs
+++ b/backend/Musify.Application/Tracks/Responses/TrackApplicationResponse.cs
@@ -5,14 +5,20 @@ namespace Musify.Application.Tracks.Responses
     public record TrackApplicationResponse(
         Guid Id,
         string Title,
+        int Duration,
+        int ListensCount,
         DateTime CreatedAt,
         DateTime UpdatedAt)
     {
         public static TrackApplicationResponse FromEntity(Track track)
         {
+            var count = track.ListeningHistories.Count(x => x.TrackId == track.Id);
+
             return new TrackApplicationResponse(
                 track.Id,
                 track.Title,
+                track.Duration,
+                count,
                 track.CreatedAt,
                 track.UpdatedAt);
         }
diff --git a/backend/Musify.Domain/Entities/Track.cs b/backend/Musify.Domain/Entities/Track.cs
index 8299c3d..64a3daf 100644
--- a/backend/Musify.Domain/Entities/Track.cs
+++ b/backend/Musify.Domain/Entities/Track.cs
@@ -1,7 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Diagnostics.CodeAnalysis;
-
 using Musify.Domain.Abstractions;
 using Musify.Domain.ValueObjects;
 
@@ -21,6 +20,9 @@ namespace Musify.Domain.Entities
         [MaxLength(50)]
         public required string NormalizedTitle { get; set; }
 
+        [Required]
+        public int Duration { get; set; }
+
         [Required]
         [MaxLength(64)]
         public required string OriginalPictureName { get; set; }
@@ -65,6 +67,8 @@ namespace Musify.Domain.Entities
 
         public ICollection<PlayListHasTrack> PlayListTracks { get; set; } = new List<PlayListHasTrack>();
 
+        public ICollection<ListeningHistory> ListeningHistories { get; set; } = new List<ListeningHistory>();
+
         [NotMapped]
         [MemberNotNullWhen(true, nameof(SmallPictureName)) ]
         [MemberNotNullWhen(true, nameof(MediumPictureName)) ]
diff --git a/backend/Musify.Domain/Entities/User.cs b/backend/Musify.Domain/Entities/User.cs
index 184dbc6..8030e65 100644
--- a/backend/Musify.Domain/Entities/User.cs
+++ b/backend/Musify.Domain/Entities/User.cs
@@ -37,5 +37,7 @@ namespace Musify.Domain.Entities
         public ICollection<UserHasTrack> UserTracks { get; set; } = new List<UserHasTrack>();
 
         public ICollection<PlayList> PlayLists { get; set; } = new List<PlayList>();
+
+        public ICollection<ListeningHistory> ListeningHistories { get; set; } = new List<ListeningHistory>();
     }
 }
\ No newline at end of file