Refactor Channel endpoints and data models: replace jingle functionality with bumper templates, update related commands and handlers, and enhance API routes for managing bumper templates. Remove obsolete jingle-related code and adjust channel data structures to support new bumper template features.

backend/src/TeleWave.Application/Broadcast/ChannelDtos.cs

@@ -17,8 +17,6 @@ public sealed record ChannelShowDto(
 
 public sealed record ChannelAdDto(Guid Id, Guid MediaAssetId, string? AssetName, int Position);
 
-public sealed record ChannelJingleDto(Guid Id, Guid MediaAssetId, string? AssetName, int Position);
-
 public sealed record OverrideShowDto(Guid ShowId, string ShowName, int Weight);
 
 public sealed record ProgrammingOverrideDto(
@@ -29,20 +27,29 @@ public sealed record ProgrammingOverrideDto(
     IReadOnlyList<OverrideShowDto> Shows
 );
 
+/// <summary>Общие для канала настройки ТВ-заставок (стиль/звук — на каждом блоке, см. <see cref="BumperTemplateDto"/>).</summary>
 public sealed record BumperSettingsDto(
-    BumperMode Mode,
-    int DurationSeconds,
-    string BackgroundColor,
-    string BackgroundColor2,
-    string AccentColor,
-    string TextColor,
     BumperFont Font,
     string NowLabel,
     string NextLabel,
     int MinIntervalMinutes,
     bool OnlyBetweenDifferentShows,
+    BumperSelection Selection
+);
+
+/// <summary>Блок заставки: своё оформление + звук. <see cref="AudioDurationSeconds"/> — длина звука (сек).</summary>
+public sealed record BumperTemplateDto(
+    Guid Id,
+    int Position,
+    bool IsDefault,
+    string Name,
+    string BackgroundColor,
+    string BackgroundColor2,
+    string AccentColor,
+    string TextColor,
     bool HasBackground,
-    bool HasMusic
+    bool HasAudio,
+    double? AudioDurationSeconds
 );
 
 public sealed record ChannelDto(
@@ -54,9 +61,9 @@ public sealed record ChannelDto(
     int AdsPerBreak,
     bool BumpersEnabled,
     BumperSettingsDto Bumper,
+    IReadOnlyList<BumperTemplateDto> BumperTemplates,
     Guid? FillerAssetId,
     IReadOnlyList<ChannelShowDto> Shows,
     IReadOnlyList<ChannelAdDto> Ads,
-    IReadOnlyList<ChannelJingleDto> Jingles,
     IReadOnlyList<ProgrammingOverrideDto> Overrides
 );