Add broadcast scheduling features: implement Show and Channel entities, enhance AppDbContext and DependencyInjection for broadcasting, and update API routing. Include migration for new database schema and update documentation for broadcast-related functionalities.

2026-07-24 08:57:08 +03:00
parent e15ecbdb29
commit 4fa9dae37f
86 changed files with 4094 additions and 15 deletions
@@ -0,0 +1,59 @@
+namespace TeleWave.Domain.Library;
+
+/// <summary>
+/// Переиспользуемое шоу в общей библиотеке: сериал (упорядоченные серии) либо полнометражка.
+/// Серии идут строго в порядке <see cref="ShowEpisode.Position"/>; курсор показа на канале хранится
+/// отдельно на связке канал↔шоу (см. Broadcast/ChannelShow).
+/// </summary>
+public class Show
+{
+    private readonly List<ShowEpisode> _episodes = new();
+
+    public Guid Id { get; private set; }
+    public string Name { get; private set; } = string.Empty;
+    public string? Description { get; private set; }
+    public ShowKind Kind { get; private set; }
+    public DateTimeOffset CreatedAt { get; private set; }
+
+    /// <summary>Серии шоу (backing-field для EF). Порядок показа — по <see cref="ShowEpisode.Position"/>;
+    /// потребители сортируют явно (см. загрузчик планировщика).</summary>
+    public IReadOnlyList<ShowEpisode> Episodes => _episodes;
+
+    private Show() { }
+
+    public static Show Create(string name, ShowKind kind, string? description = null) =>
+        new()
+        {
+            Id = Guid.NewGuid(),
+            Name = name,
+            Kind = kind,
+            Description = description,
+            CreatedAt = DateTimeOffset.UtcNow,
+        };
+
+    public void Rename(string name, string? description)
+    {
+        Name = name;
+        Description = description;
+    }
+
+    /// <summary>Добавляет серию в конец. Для <see cref="ShowKind.Single"/> допустима ровно одна серия.</summary>
+    public ShowEpisode AddEpisode(Guid mediaAssetId)
+    {
+        var nextPosition = _episodes.Count == 0 ? 0 : _episodes.Max(e => e.Position) + 1;
+        var episode = ShowEpisode.Create(Id, mediaAssetId, nextPosition);
+        _episodes.Add(episode);
+        return episode;
+    }
+
+    public bool RemoveEpisode(Guid episodeId)
+    {
+        var episode = _episodes.FirstOrDefault(e => e.Id == episodeId);
+        if (episode is null)
+            return false;
+        _episodes.Remove(episode);
+        return true;
+    }
+
+    public bool CanAddEpisode => Kind != ShowKind.Single || _episodes.Count == 0;
+}