Enhance channel management: add support for preferred weight multipliers and preferred hours in channel shows, update related data models and API endpoints, and implement validation for new properties. Refactor scheduling logic to utilize preferred hours for weight adjustments during show planning.

backend/src/TeleWave.Infrastructure/Migrations/AppDbContextModelSnapshot.cs

@@ -292,11 +292,16 @@ namespace TeleWave.Infrastructure.Migrations
                     b.Property<int>("Trigger")
                         .HasColumnType("integer");
 
+                    b.Property<int>("Weight")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer")
+                        .HasDefaultValue(1);
+
                     b.HasKey("Id");
 
                     b.HasIndex("BumperTemplateId", "Position");
 
-                    b.ToTable("BumperTextVariant");
+                    b.ToTable("BumperTextVariants");
                 });
 
             modelBuilder.Entity("TeleWave.Domain.Broadcast.Channel", b =>
@@ -310,6 +315,9 @@ namespace TeleWave.Infrastructure.Migrations
                     b.Property<int>("AdsPerBreak")
                         .HasColumnType("integer");
 
+                    b.Property<double>("BumperEpisodeChangeChance")
+                        .HasColumnType("double precision");
+
                     b.Property<int>("BumperFont")
                         .HasColumnType("integer");
 
@@ -319,6 +327,9 @@ namespace TeleWave.Infrastructure.Migrations
                     b.Property<int>("BumperSelection")
                         .HasColumnType("integer");
 
+                    b.Property<double>("BumperShowChangeChance")
+                        .HasColumnType("double precision");
+
                     b.Property<bool>("BumpersEnabled")
                         .HasColumnType("boolean");
 
@@ -399,6 +410,11 @@ namespace TeleWave.Infrastructure.Migrations
                     b.Property<int>("NextEpisodeIndex")
                         .HasColumnType("integer");
 
+                    b.Property<int>("PreferredWeightMultiplier")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer")
+                        .HasDefaultValue(3);
+
                     b.Property<Guid>("ShowId")
                         .HasColumnType("uuid");
 
@@ -412,6 +428,27 @@ namespace TeleWave.Infrastructure.Migrations
                     b.ToTable("ChannelShow");
                 });
 
+            modelBuilder.Entity("TeleWave.Domain.Broadcast.ChannelShowHour", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("ChannelShowId")
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("EndHour")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("StartHour")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ChannelShowId");
+
+                    b.ToTable("ChannelShowHour");
+                });
+
             modelBuilder.Entity("TeleWave.Domain.Broadcast.OverrideShow", b =>
                 {
                     b.Property<Guid>("Id")
@@ -462,6 +499,9 @@ namespace TeleWave.Infrastructure.Migrations
                     b.Property<Guid>("Id")
                         .HasColumnType("uuid");
 
+                    b.Property<Guid?>("BumperVariantId")
+                        .HasColumnType("uuid");
+
                     b.Property<Guid>("ChannelId")
                         .HasColumnType("uuid");
 
@@ -881,6 +921,15 @@ namespace TeleWave.Infrastructure.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("TeleWave.Domain.Broadcast.ChannelShowHour", b =>
+                {
+                    b.HasOne("TeleWave.Domain.Broadcast.ChannelShow", null)
+                        .WithMany("PreferredHours")
+                        .HasForeignKey("ChannelShowId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("TeleWave.Domain.Broadcast.OverrideShow", b =>
                 {
                     b.HasOne("TeleWave.Domain.Broadcast.ProgrammingOverride", null)
@@ -924,6 +973,11 @@ namespace TeleWave.Infrastructure.Migrations
                     b.Navigation("Shows");
                 });
 
+            modelBuilder.Entity("TeleWave.Domain.Broadcast.ChannelShow", b =>
+                {
+                    b.Navigation("PreferredHours");
+                });
+
             modelBuilder.Entity("TeleWave.Domain.Broadcast.ProgrammingOverride", b =>
                 {
                     b.Navigation("Shows");