Flip ITrackService/TrackManager to DTO output; TrackConverter is the sole entity<->DTO path across all consumers

DeepDrftPublic.Client/Clients/TrackClient.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using Models.Common;
 using NetBlocks.Models;
 using System.Text.Json;
@@ -16,7 +16,7 @@ public class TrackClient
         _http = httpClientFactory.CreateClient("DeepDrft.API");
     }
 
-    public async Task<ApiResult<PagedResult<TrackEntity>>> GetPage(
+    public async Task<ApiResult<PagedResult<TrackDto>>> GetPage(
         int pageNumber, 
         int pageSize, 
         string? sortColumn = null, 
@@ -38,11 +38,11 @@ public class TrackClient
         var response = await _http.GetAsync($"api/track/page{query}");
         var json = await response.Content.ReadAsStringAsync();
         
-        var dto = JsonSerializer.Deserialize<ApiResultDto<PagedResult<TrackEntity>>>(json, new JsonSerializerOptions
+        var dto = JsonSerializer.Deserialize<ApiResultDto<PagedResult<TrackDto>>>(json, new JsonSerializerOptions
         {
             PropertyNameCaseInsensitive = true
         });
         
-        return dto?.From() ?? ApiResult<PagedResult<TrackEntity>>.CreateFailResult("Failed to deserialize response");
+        return dto?.From() ?? ApiResult<PagedResult<TrackDto>>.CreateFailResult("Failed to deserialize response");
     }
 }

DeepDrftPublic.Client/Pages/TracksView.razor.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using DeepDrftPublic.Client.Services;
 using DeepDrftPublic.Client.ViewModels;
 using Microsoft.AspNetCore.Components;
@@ -11,7 +11,7 @@ public partial class TracksView : ComponentBase
     [Inject] public required TracksViewModel ViewModel { get; set; }
     [CascadingParameter] public required IPlayerService PlayerService { get; set; }
     
-    private TrackEntity? _selectedTrack = null;
+    private TrackDto? _selectedTrack = null;
     private int _clickCount = 0;
     private string _lifecycleStatus = "Not initialized";
     
@@ -40,14 +40,14 @@ public partial class TracksView : ComponentBase
     {
         var result = await ViewModel.TrackData.GetPage(newPage, ViewModel.PageSize, ViewModel.SortBy, ViewModel.IsDescending);
 
-        if (result is { Success: true, Value: PagedResult<TrackEntity> pageResult })
+        if (result is { Success: true, Value: PagedResult<TrackDto> pageResult })
         {
             ViewModel.Page = pageResult;
             ViewModel.PageSize = pageResult.PageSize;
         }
     }
 
-    private async Task PlayTrack(TrackEntity? track)
+    private async Task PlayTrack(TrackDto? track)
     {
         if (track == null && _selectedTrack == null || track?.Id == _selectedTrack?.Id) return;
 

DeepDrftPublic.Client/Services/AudioPlayerService.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using DeepDrftPublic.Client.Clients;
 using Microsoft.AspNetCore.Components;
 using NetBlocks.Models;
@@ -32,7 +32,7 @@ public abstract class AudioPlayerService : IPlayerService, IAsyncDisposable
     /// <see cref="SelectTrack"/>/<see cref="Unload"/> path are responsible for managing
     /// it themselves.
     /// </summary>
-    public TrackEntity? CurrentTrack { get; protected set; }
+    public TrackDto? CurrentTrack { get; protected set; }
 
     // Events
     public EventCallback? OnStateChanged { get; set; }
@@ -74,7 +74,7 @@ public abstract class AudioPlayerService : IPlayerService, IAsyncDisposable
         }
     }
 
-    public virtual async Task SelectTrack(TrackEntity track)
+    public virtual async Task SelectTrack(TrackDto track)
     {
         await EnsureInitializedAsync();
 
@@ -87,7 +87,7 @@ public abstract class AudioPlayerService : IPlayerService, IAsyncDisposable
         await NotifyStateChanged();
     }
 
-    private async Task LoadTrack(TrackEntity track)
+    private async Task LoadTrack(TrackDto track)
     {
         try
         {

DeepDrftPublic.Client/Services/IPlayerService.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using Microsoft.AspNetCore.Components;
 using NetBlocks.Models;
 
@@ -17,7 +17,7 @@ public interface IPlayerService
     double Volume { get; }
     double LoadProgress { get; }
     string? ErrorMessage { get; }
-    TrackEntity? CurrentTrack { get; }
+    TrackDto? CurrentTrack { get; }
 
     // Events for UI updates
     EventCallback? OnStateChanged { get; set; }
@@ -25,7 +25,7 @@ public interface IPlayerService
     
     // Control methods
     Task InitializeAsync();
-    Task SelectTrack(TrackEntity track);
+    Task SelectTrack(TrackDto track);
     Task Stop();
     Task Unload();
     Task TogglePlayPause();
@@ -43,5 +43,5 @@ public interface IStreamingPlayerService : IPlayerService
     int BufferedChunks { get; }
     
     // Streaming control methods
-    Task SelectTrackStreaming(TrackEntity track);
+    Task SelectTrackStreaming(TrackDto track);
 }

DeepDrftPublic.Client/Services/ITrackDataService.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using Models.Common;
 using NetBlocks.Models;
 
@@ -17,7 +17,7 @@ namespace DeepDrftPublic.Client.Services;
 /// </summary>
 public interface ITrackDataService
 {
-    Task<ApiResult<PagedResult<TrackEntity>>> GetPage(
+    Task<ApiResult<PagedResult<TrackDto>>> GetPage(
         int pageNumber,
         int pageSize,
         string? sortColumn = null,

DeepDrftPublic.Client/Services/StreamingAudioPlayerService.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using DeepDrftPublic.Client.Clients;
 using System.Buffers;
 using Microsoft.Extensions.Logging;
@@ -41,12 +41,12 @@ public class StreamingAudioPlayerService : AudioPlayerService, IStreamingPlayerS
         _logger = logger;
     }
 
-    public override async Task SelectTrack(TrackEntity track)
+    public override async Task SelectTrack(TrackDto track)
     {
         await SelectTrackStreaming(track);
     }
 
-    public async Task SelectTrackStreaming(TrackEntity track)
+    public async Task SelectTrackStreaming(TrackDto track)
     {
         await EnsureInitializedAsync();
 
@@ -59,7 +59,7 @@ public class StreamingAudioPlayerService : AudioPlayerService, IStreamingPlayerS
         await NotifyStateChanged();
     }
 
-    private async Task LoadTrackStreaming(TrackEntity track)
+    private async Task LoadTrackStreaming(TrackDto track)
     {
         // Always reset to clean state before loading new track. ResetToIdle
         // both cancels and awaits any in-flight streaming loop, so by the time

DeepDrftPublic.Client/Services/TrackClientDataService.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using DeepDrftPublic.Client.Clients;
 using Models.Common;
 using NetBlocks.Models;
@@ -19,7 +19,7 @@ public class TrackClientDataService : ITrackDataService
         _trackClient = trackClient;
     }
 
-    public Task<ApiResult<PagedResult<TrackEntity>>> GetPage(
+    public Task<ApiResult<PagedResult<TrackDto>>> GetPage(
         int pageNumber,
         int pageSize,
         string? sortColumn = null,

DeepDrftPublic.Client/ViewModels/TracksViewModel.cs

@@ -1,4 +1,4 @@
-using DeepDrftModels.Entities;
+using DeepDrftModels.DTOs;
 using DeepDrftPublic.Client.Services;
 using Models.Common;
 
@@ -15,7 +15,7 @@ public class TracksViewModel
         get => Page?.PageSize ?? 15;
         set
         {
-            if (Page == null) throw new Exception();
+            if (Page == null) return;
             if (value != Page.PageSize)
             {
                 Page.PageSize = value;
@@ -24,7 +24,7 @@ public class TracksViewModel
     }
     public string SortBy { get; set; } = string.Empty;
     public bool IsDescending { get; set; } = false;
-    public PagedResult<TrackEntity>? Page { get; set; } = null;
+    public PagedResult<TrackDto>? Page { get; set; } = null;
 
     public TracksViewModel(ITrackDataService trackData)
     {