add alternate schedule system (#1105)

* start to add program schedule alternates

* edit days of the week

* editor improvements

* save changes

* build playouts using alternate schedules

* reset playout as needed

* add priority message

ErsatzTV.Application/Channels/Queries/GetChannelNameByPlayoutId.cs

@@ -0,0 +1,3 @@
+namespace ErsatzTV.Application.Channels;
+
+public record GetChannelNameByPlayoutId(int PlayoutId) : IRequest<Option<string>>;

ErsatzTV.Application/Channels/Queries/GetChannelNameByPlayoutIdHandler.cs

@@ -0,0 +1,24 @@
+using ErsatzTV.Infrastructure.Data;
+using ErsatzTV.Infrastructure.Extensions;
+using Microsoft.EntityFrameworkCore;
+
+namespace ErsatzTV.Application.Channels;
+
+public class GetChannelNameByPlayoutIdHandler : IRequestHandler<GetChannelNameByPlayoutId, Option<string>>
+{
+    private readonly IDbContextFactory<TvContext> _dbContextFactory;
+
+    public GetChannelNameByPlayoutIdHandler(IDbContextFactory<TvContext> dbContextFactory)
+    {
+        _dbContextFactory = dbContextFactory;
+    }
+
+    public async Task<Option<string>> Handle(GetChannelNameByPlayoutId request, CancellationToken cancellationToken)
+    {
+        await using TvContext dbContext = await _dbContextFactory.CreateDbContextAsync(cancellationToken);
+        return await dbContext.Playouts
+            .Include(p => p.Channel)
+            .SelectOneAsync(p => p.Id, p => p.Id == request.PlayoutId)
+            .MapT(p => p.Channel.Name);
+    }
+}

ErsatzTV.Application/Playouts/Commands/BuildPlayoutHandler.cs

@@ -75,6 +75,36 @@ public class BuildPlayoutHandler : IRequestHandler<BuildPlayout, Either<BaseErro
         dbContext.Playouts
             .Include(p => p.Channel)
             .Include(p => p.Items)
+            
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.Collection)
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.MediaItem)
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.PreRollFiller)
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.MidRollFiller)
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.PostRollFiller)
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.TailFiller)
+            .Include(p => p.ProgramScheduleAlternates)
+            .ThenInclude(a => a.ProgramSchedule)
+            .ThenInclude(ps => ps.Items)
+            .ThenInclude(psi => psi.FallbackFiller)
+            
             .Include(p => p.ProgramScheduleAnchors)
             .ThenInclude(a => a.MediaItem)
             .Include(p => p.ProgramSchedule)
@@ -98,6 +128,7 @@ public class BuildPlayoutHandler : IRequestHandler<BuildPlayout, Either<BaseErro
             .Include(p => p.ProgramSchedule)
             .ThenInclude(ps => ps.Items)
             .ThenInclude(psi => psi.FallbackFiller)
+
             .SelectOneAsync(p => p.Id, p => p.Id == buildPlayout.PlayoutId)
             .Map(o => o.ToValidation<BaseError>("Playout does not exist."));
 }

ErsatzTV.Application/Playouts/Commands/ReplacePlayoutAlternateSchedule.cs

@@ -0,0 +1,9 @@
+namespace ErsatzTV.Application.Playouts;
+
+public record ReplacePlayoutAlternateSchedule(
+    int Id,
+    int Index,
+    int ProgramScheduleId,
+    List<DayOfWeek> DaysOfWeek,
+    List<int> DaysOfMonth,
+    List<int> MonthsOfYear);

ErsatzTV.Application/Playouts/Commands/ReplacePlayoutAlternateScheduleItems.cs

@@ -0,0 +1,6 @@
+using ErsatzTV.Core;
+
+namespace ErsatzTV.Application.Playouts;
+
+public record ReplacePlayoutAlternateScheduleItems
+    (int PlayoutId, List<ReplacePlayoutAlternateSchedule> Items) : IRequest<Either<BaseError, Unit>>;

ErsatzTV.Application/Playouts/Commands/ReplacePlayoutAlternateScheduleItemsHandler.cs

@@ -0,0 +1,147 @@
+using System.Threading.Channels;
+using ErsatzTV.Core;
+using ErsatzTV.Core.Domain;
+using ErsatzTV.Core.Scheduling;
+using ErsatzTV.Infrastructure.Data;
+using ErsatzTV.Infrastructure.Extensions;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+
+namespace ErsatzTV.Application.Playouts;
+
+public class ReplacePlayoutAlternateScheduleItemsHandler :
+    IRequestHandler<ReplacePlayoutAlternateScheduleItems, Either<BaseError, Unit>>
+{
+    private readonly IDbContextFactory<TvContext> _dbContextFactory;
+    private readonly ChannelWriter<IBackgroundServiceRequest> _channel;
+    private readonly ILogger<ReplacePlayoutAlternateScheduleItemsHandler> _logger;
+
+    public ReplacePlayoutAlternateScheduleItemsHandler(
+        IDbContextFactory<TvContext> dbContextFactory,
+        ChannelWriter<IBackgroundServiceRequest> channel,
+        ILogger<ReplacePlayoutAlternateScheduleItemsHandler> logger)
+    {
+        _dbContextFactory = dbContextFactory;
+        _channel = channel;
+        _logger = logger;
+    }
+
+    public async Task<Either<BaseError, Unit>> Handle(
+        ReplacePlayoutAlternateScheduleItems request,
+        CancellationToken cancellationToken)
+    {
+        // TODO: validate that items is not empty
+
+        try
+        {
+            await using TvContext dbContext = await _dbContextFactory.CreateDbContextAsync(cancellationToken);
+
+            Option<Playout> maybePlayout = await dbContext.Playouts
+                .Include(p => p.ProgramSchedule)
+                .Include(p => p.ProgramScheduleAlternates)
+                .ThenInclude(p => p.ProgramSchedule)
+                .SelectOneAsync(p => p.Id, p => p.Id == request.PlayoutId);
+
+            foreach (Playout playout in maybePlayout)
+            {
+                ProgramSchedule existingDefault = playout.ProgramSchedule;
+                
+                // exclude highest index
+                int maxIndex = request.Items.Map(x => x.Index).Max();
+                ReplacePlayoutAlternateSchedule highest = request.Items.First(x => x.Index == maxIndex);
+
+                ProgramScheduleAlternate[] existing = playout.ProgramScheduleAlternates.ToArray();
+
+                var incoming = request.Items.Except(new[] { highest }).ToList();
+
+                var toAdd = incoming.Filter(x => existing.All(e => e.Id != x.Id)).ToList();
+                var toRemove = existing.Filter(e => incoming.All(m => m.Id != e.Id)).ToList();
+                var toUpdate = incoming.Except(toAdd).ToList();
+
+                playout.ProgramScheduleAlternates.RemoveAll(toRemove.Contains);
+
+                foreach (ReplacePlayoutAlternateSchedule add in toAdd)
+                {
+                    playout.ProgramScheduleAlternates.Add(
+                        new ProgramScheduleAlternate
+                        {
+                            PlayoutId = playout.Id,
+                            Index = add.Index,
+                            ProgramScheduleId = add.ProgramScheduleId,
+                            DaysOfWeek = add.DaysOfWeek,
+                            DaysOfMonth = add.DaysOfMonth,
+                            MonthsOfYear = add.MonthsOfYear
+                        });
+                }
+
+                foreach (ReplacePlayoutAlternateSchedule update in toUpdate)
+                {
+                    foreach (ProgramScheduleAlternate ex in existing.Filter(x => x.Id == update.Id))
+                    {
+                        ex.Index = update.Index;
+                        ex.ProgramScheduleId = update.ProgramScheduleId;
+                        ex.DaysOfWeek = update.DaysOfWeek;
+                        ex.DaysOfMonth = update.DaysOfMonth;
+                        ex.MonthsOfYear = update.MonthsOfYear;
+                    }
+                }
+
+                // save highest index directly to playout
+                if (playout.ProgramScheduleId != highest.ProgramScheduleId)
+                {
+                    playout.ProgramScheduleId = highest.ProgramScheduleId;
+                }
+
+                await dbContext.SaveChangesAsync(cancellationToken);
+                
+                Option<PlayoutItem> maybePlayoutItem = await dbContext.PlayoutItems
+                    .Filter(pi => pi.PlayoutId == request.PlayoutId)
+                    .OrderByDescending(pi => pi.Start)
+                    .FirstOrDefaultAsync(cancellationToken)
+                    .Map(Optional);
+
+                foreach (PlayoutItem playoutItem in maybePlayoutItem)
+                {
+                    DateTimeOffset start = DateTimeOffset.Now;
+                    var daysToCheck = Enumerable.Range(0, (playoutItem.StartOffset - start).Days + 1)
+                        .Select(d => start.AddDays(d))
+                        .ToList();
+
+                    foreach (DateTimeOffset dayToCheck in daysToCheck)
+                    {
+                        ProgramSchedule oldSchedule = PlayoutScheduleSelector.GetProgramScheduleFor(
+                            existingDefault,
+                            existing,
+                            dayToCheck);
+
+                        ProgramSchedule newSchedule = PlayoutScheduleSelector.GetProgramScheduleFor(
+                            playout.ProgramSchedule,
+                            playout.ProgramScheduleAlternates,
+                            dayToCheck);
+
+                        if (oldSchedule.Id != newSchedule.Id)
+                        {
+                            _logger.LogInformation(
+                                "Alternate schedule change detected for day {Day}, schedule {One} => {Two}; will refresh playout",
+                                dayToCheck,
+                                oldSchedule.Name,
+                                newSchedule.Name);
+
+                            await _channel.WriteAsync(
+                                new BuildPlayout(request.PlayoutId, PlayoutBuildMode.Refresh),
+                                cancellationToken);
+
+                            break;
+                        }
+                    }
+                }
+            }
+            
+            return Unit.Default;
+        }
+        catch (Exception ex)
+        {
+            return BaseError.New(ex.Message);
+        }
+    }
+}

ErsatzTV.Application/Playouts/Mapper.cs

@@ -10,6 +10,16 @@ internal static class Mapper
             playoutItem.StartOffset,
             GetDisplayDuration(playoutItem.FinishOffset - playoutItem.StartOffset));
 
+    internal static PlayoutAlternateScheduleViewModel ProjectToViewModel(
+        ProgramScheduleAlternate programScheduleAlternate) =>
+        new(
+            programScheduleAlternate.Id,
+            programScheduleAlternate.Index,
+            programScheduleAlternate.ProgramScheduleId,
+            programScheduleAlternate.DaysOfWeek,
+            programScheduleAlternate.DaysOfMonth,
+            programScheduleAlternate.MonthsOfYear);
+
     private static string GetDisplayTitle(PlayoutItem playoutItem)
     {
         switch (playoutItem.MediaItem)

ErsatzTV.Application/Playouts/PlayoutAlternateScheduleViewModel.cs

@@ -0,0 +1,9 @@
+namespace ErsatzTV.Application.Playouts;
+
+public record PlayoutAlternateScheduleViewModel(
+    int Id,
+    int Index,
+    int ProgramScheduleId,
+    ICollection<DayOfWeek> DaysOfWeek,
+    ICollection<int> DaysOfMonth,
+    ICollection<int> MonthsOfYear);

ErsatzTV.Application/Playouts/Queries/GetPlayoutAlternateSchedules.cs

@@ -0,0 +1,3 @@
+namespace ErsatzTV.Application.Playouts;
+
+public record GetPlayoutAlternateSchedules(int PlayoutId) : IRequest<List<PlayoutAlternateScheduleViewModel>>;

ErsatzTV.Application/Playouts/Queries/GetPlayoutAlternateSchedulesHandler.cs

@@ -0,0 +1,53 @@
+using ErsatzTV.Core.Domain;
+using ErsatzTV.Infrastructure.Data;
+using ErsatzTV.Infrastructure.Extensions;
+using Microsoft.EntityFrameworkCore;
+using static ErsatzTV.Application.Playouts.Mapper;
+
+namespace ErsatzTV.Application.Playouts;
+
+public class GetPlayoutAlternateSchedulesHandler :
+    IRequestHandler<GetPlayoutAlternateSchedules, List<PlayoutAlternateScheduleViewModel>>
+{
+    private readonly IDbContextFactory<TvContext> _dbContextFactory;
+
+    public GetPlayoutAlternateSchedulesHandler(IDbContextFactory<TvContext> dbContextFactory) =>
+        _dbContextFactory = dbContextFactory;
+
+    public async Task<List<PlayoutAlternateScheduleViewModel>> Handle(
+        GetPlayoutAlternateSchedules request,
+        CancellationToken cancellationToken)
+    {
+        await using TvContext dbContext = await _dbContextFactory.CreateDbContextAsync(cancellationToken);
+
+        List<PlayoutAlternateScheduleViewModel> result = await dbContext.ProgramScheduleAlternates
+            .Filter(psa => psa.PlayoutId == request.PlayoutId)
+            .Include(psa => psa.ProgramSchedule)
+            .Map(psa => ProjectToViewModel(psa))
+            .ToListAsync(cancellationToken);
+
+        Option<ProgramSchedule> maybeDefaultSchedule = await dbContext.Playouts
+            .Include(p => p.ProgramSchedule)
+            .SelectOneAsync(p => p.Id, p => p.Id == request.PlayoutId)
+            .MapT(p => p.ProgramSchedule);
+
+        foreach (ProgramSchedule defaultSchedule in maybeDefaultSchedule)
+        {
+            var psa = new ProgramScheduleAlternate
+            {
+                Id = -1,
+                PlayoutId = request.PlayoutId,
+                ProgramScheduleId = defaultSchedule.Id,
+                ProgramSchedule = defaultSchedule,
+                Index = result.Map(i => i.Index).DefaultIfEmpty().Max() + 1,
+                DaysOfMonth = ProgramScheduleAlternate.AllDaysOfMonth(),
+                DaysOfWeek = ProgramScheduleAlternate.AllDaysOfWeek(),
+                MonthsOfYear = ProgramScheduleAlternate.AllMonthsOfYear()
+            };
+
+            result.Add(ProjectToViewModel(psa));
+        }
+
+        return result;
+    }
+}

ErsatzTV.Core.Tests/Scheduling/PlayoutBuilderTests.cs

@@ -543,7 +543,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -639,7 +640,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -783,7 +785,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -885,7 +888,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -996,7 +1000,8 @@ public class PlayoutBuilderTests
                     InFlood = true
                 },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1100,7 +1105,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1208,7 +1214,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1321,7 +1328,8 @@ public class PlayoutBuilderTests
                     MultipleRemaining = 2
                 },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1423,7 +1431,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1536,7 +1545,8 @@ public class PlayoutBuilderTests
                     DurationFinish = HoursAfterMidnight(3).UtcDateTime
                 },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1660,7 +1670,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1776,7 +1787,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -1852,7 +1864,8 @@ public class PlayoutBuilderTests
                 },
                 Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -2049,7 +2062,8 @@ public class PlayoutBuilderTests
                 },
 
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             playout.ProgramScheduleAnchors.Add(
@@ -2437,7 +2451,8 @@ public class PlayoutBuilderTests
                     InFlood = true
                 },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -2548,7 +2563,8 @@ public class PlayoutBuilderTests
                     MultipleRemaining = 2
                 },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -2659,7 +2675,8 @@ public class PlayoutBuilderTests
                     DurationFinish = HoursAfterMidnight(3).UtcDateTime
                 },
                 ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
-                Items = new List<PlayoutItem>()
+                Items = new List<PlayoutItem>(),
+                ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
             };
 
             var configRepo = new Mock<IConfigElementRepository>();
@@ -2768,7 +2785,8 @@ public class PlayoutBuilderTests
             ProgramSchedule = new ProgramSchedule { Items = items },
             Channel = new Channel(Guid.Empty) { Id = 1, Name = "Test Channel" },
             Items = new List<PlayoutItem>(),
-            ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>()
+            ProgramScheduleAnchors = new List<PlayoutProgramScheduleAnchor>(),
+            ProgramScheduleAlternates = new List<ProgramScheduleAlternate>()
         };
 
         return new TestData(builder, playout);

ErsatzTV.Core/Domain/Playout.cs

@@ -7,6 +7,7 @@ public class Playout
     public Channel Channel { get; set; }
     public int ProgramScheduleId { get; set; }
     public ProgramSchedule ProgramSchedule { get; set; }
+    public List<ProgramScheduleAlternate> ProgramScheduleAlternates { get; set; }
     public ProgramSchedulePlayoutType ProgramSchedulePlayoutType { get; set; }
     public List<PlayoutItem> Items { get; set; }
     public PlayoutAnchor Anchor { get; set; }

ErsatzTV.Core/Domain/ProgramSchedule.cs

@@ -10,4 +10,5 @@ public class ProgramSchedule
     public bool RandomStartPoint { get; set; }
     public List<ProgramScheduleItem> Items { get; set; }
     public List<Playout> Playouts { get; set; }
+    public List<ProgramScheduleAlternate> ProgramScheduleAlternates { get; set; }
 }

ErsatzTV.Core/Domain/ProgramScheduleAlternate.cs

@@ -0,0 +1,28 @@
+namespace ErsatzTV.Core.Domain;
+
+public class ProgramScheduleAlternate
+{
+    public static List<DayOfWeek> AllDaysOfWeek() => new()
+    {
+        DayOfWeek.Monday,
+        DayOfWeek.Tuesday,
+        DayOfWeek.Wednesday,
+        DayOfWeek.Thursday,
+        DayOfWeek.Friday,
+        DayOfWeek.Saturday,
+        DayOfWeek.Sunday
+    };
+
+    public static List<int> AllDaysOfMonth() => Enumerable.Range(1, 31).ToList();
+    public static List<int> AllMonthsOfYear() => Enumerable.Range(1, 12).ToList();
+    
+    public int Id { get; set; }
+    public int PlayoutId { get; set; }
+    public Playout Playout { get; set; }
+    public int ProgramScheduleId { get; set; }
+    public ProgramSchedule ProgramSchedule { get; set; }
+    public int Index { get; set; }
+    public ICollection<DayOfWeek> DaysOfWeek { get; set; }
+    public ICollection<int> DaysOfMonth { get; set; }
+    public ICollection<int> MonthsOfYear { get; set; }
+}

ErsatzTV.Core/Scheduling/PlayoutBuilder.cs

@@ -203,7 +203,7 @@ public class PlayoutBuilder : IPlayoutBuilder
             parameters.Start,
             parameters.Finish,
             parameters.CollectionMediaItems,
-            playout.ProgramSchedule.RandomStartPoint);
+            true);
 
         return playout;
     }
@@ -237,11 +237,7 @@ public class PlayoutBuilder : IPlayoutBuilder
         Map<CollectionKey, List<MediaItem>> collectionMediaItems = await GetCollectionMediaItems(playout);
         if (!collectionMediaItems.Any())
         {
-            _logger.LogWarning(
+            _logger.LogWarning("Playout {Playout} has no items", playout.Channel.Name);
-                "Playout {Playout} schedule {Schedule} has no items",
-                playout.Channel.Name,
-                playout.ProgramSchedule.Name);
-
             return None;
         }
 
@@ -365,13 +361,21 @@ public class PlayoutBuilder : IPlayoutBuilder
         bool saveAnchorDate,
         bool randomStartPoint)
     {
-        var sortedScheduleItems = playout.ProgramSchedule.Items.OrderBy(i => i.Index).ToList();
+        ProgramSchedule activeSchedule = PlayoutScheduleSelector.GetProgramScheduleFor(
+            playout.ProgramSchedule,
+            playout.ProgramScheduleAlternates,
+            playoutStart);
+
+        // random start points are disabled in some scenarios, so ensure it's enabled and active
+        randomStartPoint = randomStartPoint && activeSchedule.RandomStartPoint;
+        
+        var sortedScheduleItems = activeSchedule.Items.OrderBy(i => i.Index).ToList();
         CollectionEnumeratorState scheduleItemsEnumeratorState =
             playout.Anchor?.ScheduleItemsEnumeratorState ?? new CollectionEnumeratorState
                 { Seed = Random.Next(), Index = 0 };
-        IScheduleItemsEnumerator scheduleItemsEnumerator = playout.ProgramSchedule.ShuffleScheduleItems
+        IScheduleItemsEnumerator scheduleItemsEnumerator = activeSchedule.ShuffleScheduleItems
-            ? new ShuffledScheduleItemsEnumerator(playout.ProgramSchedule.Items, scheduleItemsEnumeratorState)
+            ? new ShuffledScheduleItemsEnumerator(activeSchedule.Items, scheduleItemsEnumeratorState)
-            : new OrderedScheduleItemsEnumerator(playout.ProgramSchedule.Items, scheduleItemsEnumeratorState);
+            : new OrderedScheduleItemsEnumerator(activeSchedule.Items, scheduleItemsEnumeratorState);
         var collectionEnumerators = new Dictionary<CollectionKey, IMediaCollectionEnumerator>();
         foreach ((CollectionKey collectionKey, List<MediaItem> mediaItems) in collectionMediaItems)
         {
@@ -381,7 +385,13 @@ public class PlayoutBuilder : IPlayoutBuilder
             PlaybackOrder playbackOrder = maybeScheduleItem
                 .Match(item => item.PlaybackOrder, () => PlaybackOrder.Shuffle);
             IMediaCollectionEnumerator enumerator =
-                await GetMediaCollectionEnumerator(playout, collectionKey, mediaItems, playbackOrder, randomStartPoint);
+                await GetMediaCollectionEnumerator(
+                    playout,
+                    activeSchedule,
+                    collectionKey,
+                    mediaItems,
+                    playbackOrder,
+                    randomStartPoint);
             collectionEnumerators.Add(collectionKey, enumerator);
         }
 
@@ -533,7 +543,11 @@ public class PlayoutBuilder : IPlayoutBuilder
         }
 
         // build program schedule anchors
-        playout.ProgramScheduleAnchors = BuildProgramScheduleAnchors(playout, collectionEnumerators, saveAnchorDate);
+        playout.ProgramScheduleAnchors = BuildProgramScheduleAnchors(
+            playout,
+            activeSchedule,
+            collectionEnumerators,
+            saveAnchorDate);
 
         return playout;
     }
@@ -541,6 +555,8 @@ public class PlayoutBuilder : IPlayoutBuilder
     private async Task<Map<CollectionKey, List<MediaItem>>> GetCollectionMediaItems(Playout playout)
     {
         var collectionKeys = playout.ProgramSchedule.Items
+            .Append(playout.ProgramScheduleAlternates.Bind(psa => psa.ProgramSchedule.Items))
+            .DistinctBy(i => i.Id)
             .SelectMany(CollectionKeysForItem)
             .Distinct()
             .ToList();
@@ -640,6 +656,7 @@ public class PlayoutBuilder : IPlayoutBuilder
 
     private static List<PlayoutProgramScheduleAnchor> BuildProgramScheduleAnchors(
         Playout playout,
+        ProgramSchedule activeSchedule,
         Dictionary<CollectionKey, IMediaCollectionEnumerator> collectionEnumerators,
         bool saveAnchorDate)
     {
@@ -665,8 +682,8 @@ public class PlayoutBuilder : IPlayoutBuilder
                 {
                     Playout = playout,
                     PlayoutId = playout.Id,
-                    ProgramSchedule = playout.ProgramSchedule,
+                    ProgramSchedule = activeSchedule,
-                    ProgramScheduleId = playout.ProgramScheduleId,
+                    ProgramScheduleId = activeSchedule.Id,
                     CollectionType = collectionKey.CollectionType,
                     CollectionId = collectionKey.CollectionId,
                     MultiCollectionId = collectionKey.MultiCollectionId,
@@ -694,6 +711,7 @@ public class PlayoutBuilder : IPlayoutBuilder
 
     private async Task<IMediaCollectionEnumerator> GetMediaCollectionEnumerator(
         Playout playout,
+        ProgramSchedule activeSchedule,
         CollectionKey collectionKey,
         List<MediaItem> mediaItems,
         PlaybackOrder playbackOrder,
@@ -702,7 +720,7 @@ public class PlayoutBuilder : IPlayoutBuilder
         Option<PlayoutProgramScheduleAnchor> maybeAnchor = playout.ProgramScheduleAnchors
             .OrderByDescending(a => a.AnchorDate ?? DateTime.MaxValue)
             .FirstOrDefault(
-                a => a.ProgramScheduleId == playout.ProgramScheduleId
+                a => a.ProgramScheduleId == activeSchedule.Id
                      && a.CollectionType == collectionKey.CollectionType
                      && a.CollectionId == collectionKey.CollectionId
                      && a.MultiCollectionId == collectionKey.MultiCollectionId
@@ -757,7 +775,7 @@ public class PlayoutBuilder : IPlayoutBuilder
                 return new ShuffleInOrderCollectionEnumerator(
                     await GetCollectionItemsForShuffleInOrder(collectionKey),
                     state,
-                    playout.ProgramSchedule.RandomStartPoint);
+                    activeSchedule.RandomStartPoint);
             case PlaybackOrder.MultiEpisodeShuffle when
                 collectionKey.CollectionType == ProgramScheduleItemCollectionType.TelevisionShow &&
                 collectionKey.MediaItemId.HasValue:
@@ -795,7 +813,7 @@ public class PlayoutBuilder : IPlayoutBuilder
             case PlaybackOrder.MultiEpisodeShuffle:
             case PlaybackOrder.Shuffle:
                 return new ShuffledMediaCollectionEnumerator(
-                    await GetGroupedMediaItemsForShuffle(playout, mediaItems, collectionKey),
+                    await GetGroupedMediaItemsForShuffle(activeSchedule, mediaItems, collectionKey),
                     state);
             default:
                 // TODO: handle this error case differently?
@@ -804,7 +822,7 @@ public class PlayoutBuilder : IPlayoutBuilder
     }
 
     private async Task<List<GroupedMediaItem>> GetGroupedMediaItemsForShuffle(
-        Playout playout,
+        ProgramSchedule activeSchedule,
         List<MediaItem> mediaItems,
         CollectionKey collectionKey)
     {
@@ -816,10 +834,8 @@ public class PlayoutBuilder : IPlayoutBuilder
             return MultiCollectionGrouper.GroupMediaItems(collections);
         }
 
-        return playout.ProgramSchedule.KeepMultiPartEpisodesTogether
+        return activeSchedule.KeepMultiPartEpisodesTogether
-            ? MultiPartEpisodeGrouper.GroupMediaItems(
+            ? MultiPartEpisodeGrouper.GroupMediaItems(mediaItems, activeSchedule.TreatCollectionsAsShows)
-                mediaItems,
-                playout.ProgramSchedule.TreatCollectionsAsShows)
             : mediaItems.Map(mi => new GroupedMediaItem(mi, null)).ToList();
     }
 

ErsatzTV.Core/Scheduling/PlayoutScheduleSelector.cs

@@ -0,0 +1,40 @@
+using ErsatzTV.Core.Domain;
+
+namespace ErsatzTV.Core.Scheduling;
+
+public static class PlayoutScheduleSelector
+{
+    public static ProgramSchedule GetProgramScheduleFor(
+        ProgramSchedule defaultSchedule,
+        IEnumerable<ProgramScheduleAlternate> alternates,
+        DateTimeOffset date)
+    {
+        foreach (ProgramScheduleAlternate alternate in alternates.OrderBy(x => x.Index))
+        {
+            bool daysOfWeek = alternate.DaysOfWeek.Count is 0 or 7 ||
+                              alternate.DaysOfWeek.Contains(date.DayOfWeek);
+
+            if (!daysOfWeek)
+            {
+                continue;
+            }
+
+            bool daysOfMonth = alternate.DaysOfMonth.Count is 0 or 31 ||
+                               alternate.DaysOfMonth.Contains(date.Day);
+            if (!daysOfMonth)
+            {
+                continue;
+            }
+
+            bool monthOfYear = alternate.MonthsOfYear.Count is 0 or 12 ||
+                               alternate.MonthsOfYear.Contains(date.Month);
+
+            if (monthOfYear)
+            {
+                return alternate.ProgramSchedule;
+            }
+        }
+
+        return defaultSchedule;
+    }
+}

ErsatzTV.Infrastructure/Data/Configurations/CollectionValueComparer.cs

@@ -0,0 +1,13 @@
+using Microsoft.EntityFrameworkCore.ChangeTracking;
+
+namespace ErsatzTV.Infrastructure.Data.Configurations;
+
+public class CollectionValueComparer<T> : ValueComparer<ICollection<T>>
+{
+    public CollectionValueComparer() : base(
+        (c1, c2) => c1.SequenceEqual(c2),
+        c => c.Aggregate(0, (a, v) => HashCode.Combine(a, v.GetHashCode())),
+        c => c.ToHashSet())
+    {
+    }
+}

ErsatzTV.Infrastructure/Data/Configurations/EnumCollectionJsonValueConverter.cs

@@ -0,0 +1,14 @@
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Newtonsoft.Json;
+
+namespace ErsatzTV.Infrastructure.Data.Configurations;
+
+public class EnumCollectionJsonValueConverter<T> : ValueConverter<ICollection<T>, string> where T : Enum
+{
+    public EnumCollectionJsonValueConverter() : base(
+        v => JsonConvert.SerializeObject(v.Select(e => e.ToString()).ToList()),
+        v => JsonConvert.DeserializeObject<ICollection<string>>(v)
+            .Select(e => (T)Enum.Parse(typeof(T), e)).ToList())
+    {
+    }
+}

ErsatzTV.Infrastructure/Data/Configurations/PlayoutConfiguration.cs

@@ -10,6 +10,11 @@ public class PlayoutConfiguration : IEntityTypeConfiguration<Playout>
     {
         builder.ToTable("Playout");
 
+        builder.HasMany(p => p.ProgramScheduleAlternates)
+            .WithOne(a => a.Playout)
+            .HasForeignKey(a => a.PlayoutId)
+            .OnDelete(DeleteBehavior.Cascade);
+
         builder.HasMany(p => p.Items)
             .WithOne(pi => pi.Playout)
             .HasForeignKey(pi => pi.PlayoutId)

ErsatzTV.Infrastructure/Data/Configurations/ProgramScheduleAlternateConfiguration.cs

@@ -0,0 +1,34 @@
+using ErsatzTV.Core.Domain;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace ErsatzTV.Infrastructure.Data.Configurations;
+
+public class ProgramScheduleAlternateConfiguration : IEntityTypeConfiguration<ProgramScheduleAlternate>
+{
+    public void Configure(EntityTypeBuilder<ProgramScheduleAlternate> builder)
+    {
+        builder.ToTable("ProgramScheduleAlternate");
+
+        var intCollectionValueConverter = new ValueConverter<ICollection<int>, string>(
+            i => string.Join(",", i),
+            s => string.IsNullOrWhiteSpace(s)
+                ? Array.Empty<int>()
+                : s.Split(new[] { ',' }).Select(int.Parse).ToArray());
+
+        var intCollectionValueComparer = new CollectionValueComparer<int>();
+
+        builder.Property(t => t.DaysOfMonth)
+            .HasConversion(intCollectionValueConverter)
+            .Metadata.SetValueComparer(intCollectionValueComparer);
+
+        builder.Property(t => t.MonthsOfYear)
+            .HasConversion(intCollectionValueConverter)
+            .Metadata.SetValueComparer(intCollectionValueComparer);
+
+        builder.Property(t => t.DaysOfWeek)
+            .HasConversion(new EnumCollectionJsonValueConverter<DayOfWeek>())
+            .Metadata.SetValueComparer(new CollectionValueComparer<DayOfWeek>());
+    }
+}

ErsatzTV.Infrastructure/Data/Configurations/ProgramScheduleConfiguration.cs

@@ -22,5 +22,10 @@ public class ProgramScheduleConfiguration : IEntityTypeConfiguration<ProgramSche
             .WithOne(p => p.ProgramSchedule)
             .HasForeignKey(p => p.ProgramScheduleId)
             .OnDelete(DeleteBehavior.Cascade);
+
+        builder.HasMany(p => p.ProgramScheduleAlternates)
+            .WithOne(a => a.ProgramSchedule)
+            .HasForeignKey(a => a.ProgramScheduleId)
+            .OnDelete(DeleteBehavior.Cascade);
     }
 }

ErsatzTV.Infrastructure/Data/TvContext.cs

@@ -76,6 +76,7 @@ public class TvContext : DbContext
     public DbSet<ProgramSchedule> ProgramSchedules { get; set; }
     public DbSet<ProgramScheduleItem> ProgramScheduleItems { get; set; }
     public DbSet<Playout> Playouts { get; set; }
+    public DbSet<ProgramScheduleAlternate> ProgramScheduleAlternates { get; set; }
     public DbSet<PlayoutItem> PlayoutItems { get; set; }
     public DbSet<PlayoutProgramScheduleAnchor> PlayoutProgramScheduleItemAnchors { get; set; }
     public DbSet<FFmpegProfile> FFmpegProfiles { get; set; }

ErsatzTV.Infrastructure/Migrations/20230108192830_Add_ProgramScheduleAlternates.cs

@@ -0,0 +1,61 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace ErsatzTV.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddProgramScheduleAlternates : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "ProgramScheduleAlternate",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
+                        .Annotation("Sqlite:Autoincrement", true),
+                    PlayoutId = table.Column<int>(type: "INTEGER", nullable: false),
+                    ProgramScheduleId = table.Column<int>(type: "INTEGER", nullable: false),
+                    Index = table.Column<int>(type: "INTEGER", nullable: false),
+                    DaysOfWeek = table.Column<string>(type: "TEXT", nullable: true),
+                    DaysOfMonth = table.Column<string>(type: "TEXT", nullable: true),
+                    MonthsOfYear = table.Column<string>(type: "TEXT", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ProgramScheduleAlternate", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ProgramScheduleAlternate_Playout_PlayoutId",
+                        column: x => x.PlayoutId,
+                        principalTable: "Playout",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ProgramScheduleAlternate_ProgramSchedule_ProgramScheduleId",
+                        column: x => x.ProgramScheduleId,
+                        principalTable: "ProgramSchedule",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ProgramScheduleAlternate_PlayoutId",
+                table: "ProgramScheduleAlternate",
+                column: "PlayoutId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ProgramScheduleAlternate_ProgramScheduleId",
+                table: "ProgramScheduleAlternate",
+                column: "ProgramScheduleId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "ProgramScheduleAlternate");
+        }
+    }
+}

ErsatzTV.Infrastructure/Migrations/TvContextModelSnapshot.cs

@@ -15,7 +15,7 @@ namespace ErsatzTV.Infrastructure.Migrations
         protected override void BuildModel(ModelBuilder modelBuilder)
         {
 #pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "6.0.10");
+            modelBuilder.HasAnnotation("ProductVersion", "7.0.1");
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.Actor", b =>
                 {
@@ -820,6 +820,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.HasIndex("MediaSourceId");
 
                     b.ToTable("Library", (string)null);
+
+                    b.UseTptMappingStrategy();
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.LibraryFolder", b =>
@@ -914,6 +916,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsUnique();
 
                     b.ToTable("MediaFile", (string)null);
+
+                    b.UseTptMappingStrategy();
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.MediaItem", b =>
@@ -933,6 +937,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.HasIndex("LibraryPathId");
 
                     b.ToTable("MediaItem", (string)null);
+
+                    b.UseTptMappingStrategy();
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.MediaSource", b =>
@@ -944,6 +950,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.HasKey("Id");
 
                     b.ToTable("MediaSource", (string)null);
+
+                    b.UseTptMappingStrategy();
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.MediaStream", b =>
@@ -1598,6 +1606,39 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("ProgramSchedule", (string)null);
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.ProgramScheduleAlternate", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("DaysOfMonth")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DaysOfWeek")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("Index")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("MonthsOfYear")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("PlayoutId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("ProgramScheduleId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PlayoutId");
+
+                    b.HasIndex("ProgramScheduleId");
+
+                    b.ToTable("ProgramScheduleAlternate", (string)null);
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.ProgramScheduleItem", b =>
                 {
                     b.Property<int>("Id")
@@ -1692,6 +1733,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.HasIndex("WatermarkId");
 
                     b.ToTable("ProgramScheduleItem", (string)null);
+
+                    b.UseTptMappingStrategy();
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.Resolution", b =>
@@ -2265,13 +2308,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("JellyfinPathInfo");
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Artist", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
-
-                    b.ToTable("Artist", (string)null);
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyLibrary", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Library");
@@ -2285,31 +2321,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("EmbyLibrary", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMediaSource", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaSource");
-
-                    b.Property<string>("OperatingSystem")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ServerName")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("EmbyMediaSource", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Episode", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
-
-                    b.Property<int>("SeasonId")
-                        .HasColumnType("INTEGER");
-
-                    b.HasIndex("SeasonId");
-
-                    b.ToTable("Episode", (string)null);
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinLibrary", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Library");
@@ -2323,19 +2334,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("JellyfinLibrary", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMediaSource", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaSource");
-
-                    b.Property<string>("OperatingSystem")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ServerName")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("JellyfinMediaSource", (string)null);
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.LocalLibrary", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Library");
@@ -2343,11 +2341,49 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("LocalLibrary", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.LocalMediaSource", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexLibrary", b =>
                 {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaSource");
+                    b.HasBaseType("ErsatzTV.Core.Domain.Library");
 
-                    b.ToTable("LocalMediaSource", (string)null);
+                    b.Property<string>("Key")
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("ShouldSyncItems")
+                        .HasColumnType("INTEGER");
+
+                    b.ToTable("PlexLibrary", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaFile", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaFile");
+
+                    b.Property<string>("Key")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("PlexId")
+                        .HasColumnType("INTEGER");
+
+                    b.ToTable("PlexMediaFile", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Artist", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
+
+                    b.ToTable("Artist", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Episode", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
+
+                    b.Property<int>("SeasonId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasIndex("SeasonId");
+
+                    b.ToTable("Episode", (string)null);
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.Movie", b =>
@@ -2376,30 +2412,66 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("OtherVideo", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexLibrary", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Season", b =>
                 {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Library");
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
 
-                    b.Property<string>("Key")
+                    b.Property<int>("SeasonNumber")
-                        .HasColumnType("TEXT");
-
-                    b.Property<bool>("ShouldSyncItems")
                         .HasColumnType("INTEGER");
 
-                    b.ToTable("PlexLibrary", (string)null);
+                    b.Property<int>("ShowId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasIndex("ShowId");
+
+                    b.ToTable("Season", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaFile", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Show", b =>
                 {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaFile");
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
 
-                    b.Property<string>("Key")
+                    b.ToTable("Show", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Song", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
+
+                    b.ToTable("Song", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMediaSource", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaSource");
+
+                    b.Property<string>("OperatingSystem")
                         .HasColumnType("TEXT");
 
-                    b.Property<int>("PlexId")
+                    b.Property<string>("ServerName")
-                        .HasColumnType("INTEGER");
+                        .HasColumnType("TEXT");
 
-                    b.ToTable("PlexMediaFile", (string)null);
+                    b.ToTable("EmbyMediaSource", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMediaSource", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaSource");
+
+                    b.Property<string>("OperatingSystem")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ServerName")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("JellyfinMediaSource", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.LocalMediaSource", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.MediaSource");
+
+                    b.ToTable("LocalMediaSource", (string)null);
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaSource", b =>
@@ -2461,35 +2533,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("ProgramScheduleOneItem", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Season", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
-
-                    b.Property<int>("SeasonNumber")
-                        .HasColumnType("INTEGER");
-
-                    b.Property<int>("ShowId")
-                        .HasColumnType("INTEGER");
-
-                    b.HasIndex("ShowId");
-
-                    b.ToTable("Season", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Show", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
-
-                    b.ToTable("Show", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Song", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.MediaItem");
-
-                    b.ToTable("Song", (string)null);
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyEpisode", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Episode");
@@ -2503,45 +2546,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("EmbyEpisode", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMovie", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Movie");
-
-                    b.Property<string>("Etag")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ItemId")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("EmbyMovie", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbySeason", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Season");
-
-                    b.Property<string>("Etag")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ItemId")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("EmbySeason", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyShow", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Show");
-
-                    b.Property<string>("Etag")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ItemId")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("EmbyShow", (string)null);
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinEpisode", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Episode");
@@ -2555,45 +2559,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("JellyfinEpisode", (string)null);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMovie", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Movie");
-
-                    b.Property<string>("Etag")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ItemId")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("JellyfinMovie", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinSeason", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Season");
-
-                    b.Property<string>("Etag")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ItemId")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("JellyfinSeason", (string)null);
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinShow", b =>
-                {
-                    b.HasBaseType("ErsatzTV.Core.Domain.Show");
-
-                    b.Property<string>("Etag")
-                        .HasColumnType("TEXT");
-
-                    b.Property<string>("ItemId")
-                        .HasColumnType("TEXT");
-
-                    b.ToTable("JellyfinShow", (string)null);
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexEpisode", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Episode");
@@ -2607,6 +2572,32 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("PlexEpisode", (string)null);
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMovie", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.Movie");
+
+                    b.Property<string>("Etag")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("EmbyMovie", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMovie", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.Movie");
+
+                    b.Property<string>("Etag")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("JellyfinMovie", (string)null);
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMovie", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Movie");
@@ -2620,6 +2611,32 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("PlexMovie", (string)null);
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbySeason", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.Season");
+
+                    b.Property<string>("Etag")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("EmbySeason", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinSeason", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.Season");
+
+                    b.Property<string>("Etag")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("JellyfinSeason", (string)null);
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexSeason", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Season");
@@ -2633,6 +2650,32 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.ToTable("PlexSeason", (string)null);
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyShow", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.Show");
+
+                    b.Property<string>("Etag")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("EmbyShow", (string)null);
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinShow", b =>
+                {
+                    b.HasBaseType("ErsatzTV.Core.Domain.Show");
+
+                    b.Property<string>("Etag")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.ToTable("JellyfinShow", (string)null);
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexShow", b =>
                 {
                     b.HasBaseType("ErsatzTV.Core.Domain.Show");
@@ -3371,6 +3414,25 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.Navigation("PlexMediaSource");
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.ProgramScheduleAlternate", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Playout", "Playout")
+                        .WithMany("ProgramScheduleAlternates")
+                        .HasForeignKey("PlayoutId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("ErsatzTV.Core.Domain.ProgramSchedule", "ProgramSchedule")
+                        .WithMany("ProgramScheduleAlternates")
+                        .HasForeignKey("ProgramScheduleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Playout");
+
+                    b.Navigation("ProgramSchedule");
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.ProgramScheduleItem", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Collection", "Collection")
@@ -3675,15 +3737,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .OnDelete(DeleteBehavior.Cascade);
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Artist", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.Artist", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyLibrary", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Library", null)
@@ -3693,11 +3746,47 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMediaSource", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinLibrary", b =>
                 {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaSource", null)
+                    b.HasOne("ErsatzTV.Core.Domain.Library", null)
                         .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.EmbyMediaSource", "Id")
+                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinLibrary", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.LocalLibrary", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Library", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.LocalLibrary", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexLibrary", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Library", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.PlexLibrary", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaFile", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.MediaFile", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.PlexMediaFile", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Artist", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.Artist", "Id")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
                 });
@@ -3719,42 +3808,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.Navigation("Season");
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinLibrary", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Library", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinLibrary", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMediaSource", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaSource", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinMediaSource", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.LocalLibrary", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Library", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.LocalLibrary", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.LocalMediaSource", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaSource", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.LocalMediaSource", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.Movie", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
@@ -3790,20 +3843,64 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexLibrary", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Season", b =>
                 {
-                    b.HasOne("ErsatzTV.Core.Domain.Library", null)
+                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
                         .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.PlexLibrary", "Id")
+                        .HasForeignKey("ErsatzTV.Core.Domain.Season", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("ErsatzTV.Core.Domain.Show", "Show")
+                        .WithMany("Seasons")
+                        .HasForeignKey("ShowId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Show");
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Show", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.Show", "Id")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaFile", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Song", b =>
                 {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaFile", null)
+                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
                         .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.PlexMediaFile", "Id")
+                        .HasForeignKey("ErsatzTV.Core.Domain.Song", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMediaSource", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.MediaSource", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.EmbyMediaSource", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMediaSource", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.MediaSource", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinMediaSource", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.LocalMediaSource", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.MediaSource", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.LocalMediaSource", "Id")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
                 });
@@ -3853,41 +3950,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Season", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.Season", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("ErsatzTV.Core.Domain.Show", "Show")
-                        .WithMany("Seasons")
-                        .HasForeignKey("ShowId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("Show");
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Show", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.Show", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Song", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.MediaItem", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.Song", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyEpisode", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Episode", null)
@@ -3897,33 +3959,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMovie", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Movie", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.EmbyMovie", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbySeason", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Season", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.EmbySeason", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyShow", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Show", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.EmbyShow", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinEpisode", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Episode", null)
@@ -3933,33 +3968,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMovie", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Movie", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinMovie", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinSeason", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Season", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinSeason", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinShow", b =>
-                {
-                    b.HasOne("ErsatzTV.Core.Domain.Show", null)
-                        .WithOne()
-                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinShow", "Id")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexEpisode", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Episode", null)
@@ -3969,6 +3977,24 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMovie", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Movie", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.EmbyMovie", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMovie", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Movie", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinMovie", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMovie", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Movie", null)
@@ -3978,6 +4004,24 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbySeason", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Season", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.EmbySeason", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinSeason", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Season", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinSeason", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexSeason", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Season", null)
@@ -3987,6 +4031,24 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyShow", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Show", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.EmbyShow", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinShow", b =>
+                {
+                    b.HasOne("ErsatzTV.Core.Domain.Show", null)
+                        .WithOne()
+                        .HasForeignKey("ErsatzTV.Core.Domain.JellyfinShow", "Id")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("ErsatzTV.Core.Domain.PlexShow", b =>
                 {
                     b.HasOne("ErsatzTV.Core.Domain.Show", null)
@@ -4157,6 +4219,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                 {
                     b.Navigation("Items");
 
+                    b.Navigation("ProgramScheduleAlternates");
+
                     b.Navigation("ProgramScheduleAnchors");
                 });
 
@@ -4165,6 +4229,8 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.Navigation("Items");
 
                     b.Navigation("Playouts");
+
+                    b.Navigation("ProgramScheduleAlternates");
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.SeasonMetadata", b =>
@@ -4233,42 +4299,28 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.Navigation("Guids");
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Artist", b =>
-                {
-                    b.Navigation("ArtistMetadata");
-
-                    b.Navigation("MusicVideos");
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyLibrary", b =>
                 {
                     b.Navigation("PathInfos");
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMediaSource", b =>
-                {
-                    b.Navigation("Connections");
-
-                    b.Navigation("PathReplacements");
-                });
-
-            modelBuilder.Entity("ErsatzTV.Core.Domain.Episode", b =>
-                {
-                    b.Navigation("EpisodeMetadata");
-
-                    b.Navigation("MediaVersions");
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinLibrary", b =>
                 {
                     b.Navigation("PathInfos");
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMediaSource", b =>
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Artist", b =>
                 {
-                    b.Navigation("Connections");
+                    b.Navigation("ArtistMetadata");
 
-                    b.Navigation("PathReplacements");
+                    b.Navigation("MusicVideos");
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.Episode", b =>
+                {
+                    b.Navigation("EpisodeMetadata");
+
+                    b.Navigation("MediaVersions");
                 });
 
             modelBuilder.Entity("ErsatzTV.Core.Domain.Movie", b =>
@@ -4292,13 +4344,6 @@ namespace ErsatzTV.Infrastructure.Migrations
                     b.Navigation("OtherVideoMetadata");
                 });
 
-            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaSource", b =>
-                {
-                    b.Navigation("Connections");
-
-                    b.Navigation("PathReplacements");
-                });
-
             modelBuilder.Entity("ErsatzTV.Core.Domain.Season", b =>
                 {
                     b.Navigation("Episodes");
@@ -4319,6 +4364,27 @@ namespace ErsatzTV.Infrastructure.Migrations
 
                     b.Navigation("SongMetadata");
                 });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.EmbyMediaSource", b =>
+                {
+                    b.Navigation("Connections");
+
+                    b.Navigation("PathReplacements");
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.JellyfinMediaSource", b =>
+                {
+                    b.Navigation("Connections");
+
+                    b.Navigation("PathReplacements");
+                });
+
+            modelBuilder.Entity("ErsatzTV.Core.Domain.PlexMediaSource", b =>
+                {
+                    b.Navigation("Connections");
+
+                    b.Navigation("PathReplacements");
+                });
 #pragma warning restore 612, 618
         }
     }

ErsatzTV/Pages/PlayoutAlternateSchedulesEditor.razor

@@ -0,0 +1,486 @@
+@page "/playouts/{Id:int}/alternate-schedules"
+@using ErsatzTV.Application.ProgramSchedules
+@using ErsatzTV.Application.Playouts
+@using Microsoft.AspNetCore.Components
+@using ErsatzTV.Application.Channels
+@using System.Text
+@using System.Globalization
+@implements IDisposable
+@inject NavigationManager NavigationManager
+@inject ILogger<ScheduleItemsEditor> Logger
+@inject ISnackbar Snackbar
+@inject IMediator Mediator
+
+<MudContainer MaxWidth="MaxWidth.ExtraLarge" Class="pt-8">
+<MudTable Hover="true" Items="_items.OrderBy(i => i.Index)" Dense="true" @bind-SelectedItem="_selectedItem">
+    <ToolBarContent>
+        <MudText Typo="Typo.h6">@_channelName Alternate Schedules</MudText>
+        <MudSpacer />
+        <MudText Typo="Typo.subtitle1" Class="mr-3">In priority order from top to bottom</MudText>
+    </ToolBarContent>
+    <ColGroup>
+        <col/>
+        <col/>
+        <col/>
+        <col/>
+        <col style="width: 60px;"/>
+        <col style="width: 60px;"/>
+        <col style="width: 60px;"/>
+    </ColGroup>
+    <HeaderContent>
+        <MudTh>Schedule</MudTh>
+        <MudTh>Days of the Week</MudTh>
+        <MudTh>Days of the Month</MudTh>
+        <MudTh>Months</MudTh>
+        <MudTh/>
+        <MudTh/>
+        <MudTh/>
+    </HeaderContent>
+    <RowTemplate>
+        <MudTd DataLabel="Schedule">
+            <MudText Typo="@(context == _selectedItem ? Typo.subtitle2 : Typo.body2)">
+                @context.ProgramSchedule.Name
+            </MudText>
+        </MudTd>
+        <MudTd DataLabel="Days of the Week">
+            <MudText Typo="@(context == _selectedItem ? Typo.subtitle2 : Typo.body2)">
+                @ToDaysOfWeekString(context.DaysOfWeek)
+            </MudText>
+        </MudTd>
+        <MudTd DataLabel="Days of the Month">
+            <MudText Typo="@(context == _selectedItem ? Typo.subtitle2 : Typo.body2)">
+                @ToDaysOfMonthString(context.DaysOfMonth)
+            </MudText>
+        </MudTd>
+        <MudTd DataLabel="Months">
+            <MudText Typo="@(context == _selectedItem ? Typo.subtitle2 : Typo.body2)">
+                @ToMonthsOfYearString(context.MonthsOfYear)
+            </MudText>
+        </MudTd>
+        <MudTd>
+            <MudIconButton Icon="@Icons.Material.Filled.ArrowUpward"
+                           OnClick="@(_ => MoveItemUp(context))"
+                           Disabled="@(_items.All(x => x.Index >= context.Index))">
+            </MudIconButton>
+        </MudTd>
+        <MudTd>
+            <MudIconButton Icon="@Icons.Material.Filled.ArrowDownward"
+                           OnClick="@(_ => MoveItemDown(context))"
+                           Disabled="@(_items.All(x => x.Index <= context.Index))">
+            </MudIconButton>
+        </MudTd>
+        <MudTd>
+            <MudIconButton Icon="@Icons.Material.Filled.Delete"
+                           OnClick="@(_ => RemoveAlternateSchedule(context))"
+                           Disabled="@(_items.Count == 1)">
+            </MudIconButton>
+        </MudTd>
+    </RowTemplate>
+</MudTable>
+<MudButton Variant="Variant.Filled" Color="Color.Default" OnClick="@(_ => AddAlternateSchedule())" Class="mt-4">
+    Add Alternate Schedule
+</MudButton>
+<MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="@(_ => SaveChanges())" Class="mt-4 ml-4">
+    Save Changes
+</MudButton>
+
+@if (_selectedItem is not null)
+{
+    <EditForm Model="_selectedItem">
+    <FluentValidator/>
+    <div style="display: flex; flex-direction: row;" class="mt-6">
+        <div style="flex-grow: 1; max-width: 400px;" class="mr-6">
+            <MudCard>
+                <MudCardContent>
+                    <MudSelect Label="Schedule" @bind-Value="_selectedItem.ProgramSchedule" For="@(() => _selectedItem.ProgramSchedule)">
+                        @foreach (ProgramScheduleViewModel schedule in _schedules)
+                        {
+                            <MudSelectItem Value="@schedule">@schedule.Name</MudSelectItem>
+                        }
+                    </MudSelect>
+                </MudCardContent>
+            </MudCard>
+            <MudCard Class="mt-4">
+                <MudCardContent>
+                    <MudElement HtmlTag="div" Class="mt-3">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Monday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Monday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Monday, c))"/>
+                    </MudElement>
+                    <MudElement HtmlTag="div" Class="mt-2">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Tuesday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Tuesday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Tuesday, c))"/>
+                    </MudElement>
+                    <MudElement HtmlTag="div" Class="mt-2">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Wednesday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Wednesday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Wednesday, c))"/>
+                    </MudElement>
+                    <MudElement HtmlTag="div" Class="mt-2">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Thursday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Thursday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Thursday, c))"/>
+                    </MudElement>
+                    <MudElement HtmlTag="div" Class="mt-2">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Friday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Friday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Friday, c))"/>
+                    </MudElement>
+                    <MudElement HtmlTag="div" Class="mt-2">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Saturday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Saturday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Saturday, c))"/>
+                    </MudElement>
+                    <MudElement HtmlTag="div" Class="mt-2">
+                        <MudCheckBox T="bool" Label="@_dtf.GetDayName(DayOfWeek.Sunday)"
+                                     Checked="@(_selectedItem.DaysOfWeek.Contains(DayOfWeek.Sunday))"
+                                     CheckedChanged="@(c => DayOfWeekChanged(DayOfWeek.Sunday, c))"/>
+                    </MudElement>
+                </MudCardContent>
+                <MudCardActions>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectWeekdays())">
+                        Weekdays
+                    </MudButton>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectWeekends())">
+                        Weekends
+                    </MudButton>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectAllDaysOfWeek())">
+                        All
+                    </MudButton>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectNoDaysOfWeek())">
+                        None
+                    </MudButton>
+                </MudCardActions>
+            </MudCard>
+        </div>
+        <div style="flex-grow: 1; max-width: 400px;" class="mr-6">
+            <MudCard>
+                <MudCardContent>
+                    <MudGrid Justify="Justify.FlexStart" Class="mt-3">
+                        @foreach (int day in Enumerable.Range(1, 31))
+                        {
+                            <MudItem xs="3">
+                                <MudCheckBox T="bool" Label="@day.ToString()"
+                                             Checked="@(_selectedItem.DaysOfMonth.Contains(day))"
+                                             CheckedChanged="@(c => DayOfMonthChanged(day, c))"/>
+                            </MudItem>
+                        }
+                    </MudGrid>
+                </MudCardContent>
+                <MudCardActions>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectAllDaysOfMonth())">
+                        All
+                    </MudButton>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectNoDaysOfMonth())">
+                        None
+                    </MudButton>
+                </MudCardActions>
+            </MudCard>
+        </div>
+        <div style="flex-grow: 1; max-width: 400px;">
+            <MudCard>
+                <MudCardContent>
+                    <MudElement HtmlTag="div" Class="mt-3">
+                        <MudCheckBox T="bool" Label="@_dtf.GetMonthName(1)"
+                                     Checked="@(_selectedItem.MonthsOfYear.Contains(1))"
+                                     CheckedChanged="@(c => MonthOfYearChanged(1, c))"/>
+                    </MudElement>
+                    @foreach (int month in Enumerable.Range(2, 11))
+                    {
+                        <MudElement HtmlTag="div" Class="mt-2">
+                            <MudCheckBox T="bool" Label="@_dtf.GetMonthName(month)"
+                                         Checked="@(_selectedItem.MonthsOfYear.Contains(month))"
+                                         CheckedChanged="@(c => MonthOfYearChanged(month, c))"/>
+                        </MudElement>
+                    }
+                </MudCardContent>
+                <MudCardActions>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectAllMonthsOfYear())">
+                        All
+                    </MudButton>
+                    <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(_ => SelectNoMonthsOfYear())">
+                        None
+                    </MudButton>
+                </MudCardActions>
+            </MudCard>
+        </div>
+    </div>
+    </EditForm>
+}
+</MudContainer>
+
+@code {
+    private readonly CancellationTokenSource _cts = new();
+
+    private readonly DateTimeFormatInfo _dtf = CultureInfo.CurrentUICulture.DateTimeFormat;
+
+    [Parameter]
+    public int Id { get; set; }
+
+    private string _channelName;
+    private List<PlayoutAlternateScheduleEditViewModel> _items;
+    private List<ProgramScheduleViewModel> _schedules;
+
+    private PlayoutAlternateScheduleEditViewModel _selectedItem;
+
+    public void Dispose()
+    {
+        _cts.Cancel();
+        _cts.Dispose();
+    }
+
+    protected override async Task OnParametersSetAsync() => await LoadScheduleItems();
+
+    private async Task LoadScheduleItems()
+    {
+        _schedules = await Mediator.Send(new GetAllProgramSchedules(), _cts.Token)
+            .Map(list => list.OrderBy(vm => vm.Name, StringComparer.CurrentCultureIgnoreCase).ToList());
+
+        _channelName = (await Mediator.Send(new GetChannelNameByPlayoutId(Id), _cts.Token)).IfNone(string.Empty);
+
+        List<PlayoutAlternateScheduleViewModel> results = await Mediator.Send(new GetPlayoutAlternateSchedules(Id), _cts.Token);
+        _items = results.Map(ProjectToEditViewModel).ToList();
+        if (_items.Count == 1)
+        {
+            _selectedItem = _items.Head();
+        }
+    }
+
+    private PlayoutAlternateScheduleEditViewModel ProjectToEditViewModel(PlayoutAlternateScheduleViewModel item) =>
+        new()
+        {
+            Id = item.Id,
+            Index = item.Index,
+            ProgramSchedule = _schedules.Find(vm => vm.Id == item.ProgramScheduleId),
+            DaysOfWeek = item.DaysOfWeek.OrderBy(x => ((int)x + 6) % 7).ToList(),
+            DaysOfMonth = item.DaysOfMonth.ToList(),
+            MonthsOfYear = item.MonthsOfYear.ToList()
+        };
+
+    private void DayOfWeekChanged(DayOfWeek dayOfWeek, bool isChecked)
+    {
+        if (isChecked && !_selectedItem.DaysOfWeek.Contains(dayOfWeek))
+        {
+            _selectedItem.DaysOfWeek.Add(dayOfWeek);
+            _selectedItem.DaysOfWeek = _selectedItem.DaysOfWeek.OrderBy(x => ((int)x + 6) % 7).ToList();
+        }
+
+        if (!isChecked)
+        {
+            _selectedItem.DaysOfWeek.Remove(dayOfWeek);
+        }
+    }
+
+    private void SelectWeekdays()
+    {
+        _selectedItem.DaysOfWeek.Clear();
+        _selectedItem.DaysOfWeek.AddRange(new[]
+        {
+            DayOfWeek.Monday,
+            DayOfWeek.Tuesday,
+            DayOfWeek.Wednesday,
+            DayOfWeek.Thursday,
+            DayOfWeek.Friday
+        });
+    }
+
+    private void SelectWeekends()
+    {
+        _selectedItem.DaysOfWeek.Clear();
+        _selectedItem.DaysOfWeek.AddRange(new[]
+        {
+            DayOfWeek.Saturday,
+            DayOfWeek.Sunday
+        });
+    }
+
+    private void SelectAllDaysOfWeek()
+    {
+        _selectedItem.DaysOfWeek.Clear();
+        _selectedItem.DaysOfWeek.AddRange(ProgramScheduleAlternate.AllDaysOfWeek());
+    }
+
+    private void SelectNoDaysOfWeek()
+    {
+        _selectedItem.DaysOfWeek.Clear();
+    }
+    
+    private void DayOfMonthChanged(int dayOfMonth, bool isChecked)
+    {
+        if (isChecked && !_selectedItem.DaysOfMonth.Contains(dayOfMonth))
+        {
+            _selectedItem.DaysOfMonth.Add(dayOfMonth);
+            _selectedItem.DaysOfMonth.Sort();
+        }
+
+        if (!isChecked)
+        {
+            _selectedItem.DaysOfMonth.Remove(dayOfMonth);
+        }
+    }
+    
+    private void SelectAllDaysOfMonth()
+    {
+        _selectedItem.DaysOfMonth.Clear();
+        _selectedItem.DaysOfMonth.AddRange(ProgramScheduleAlternate.AllDaysOfMonth());
+    }
+
+    private void SelectNoDaysOfMonth()
+    {
+        _selectedItem.DaysOfMonth.Clear();
+    }
+    
+    private void MonthOfYearChanged(int monthOfYear, bool isChecked)
+    {
+        if (isChecked && !_selectedItem.MonthsOfYear.Contains(monthOfYear))
+        {
+            _selectedItem.MonthsOfYear.Add(monthOfYear);
+            _selectedItem.MonthsOfYear.Sort();
+        }
+
+        if (!isChecked)
+        {
+            _selectedItem.MonthsOfYear.Remove(monthOfYear);
+        }
+    }
+
+    private void SelectAllMonthsOfYear()
+    {
+        _selectedItem.MonthsOfYear.Clear();
+        _selectedItem.MonthsOfYear.AddRange(ProgramScheduleAlternate.AllMonthsOfYear());
+    }
+
+    private void SelectNoMonthsOfYear()
+    {
+        _selectedItem.MonthsOfYear.Clear();
+    }
+
+    private void AddAlternateSchedule()
+    {
+        var item = new PlayoutAlternateScheduleEditViewModel
+        {
+            Index = _items.Map(i => i.Index).DefaultIfEmpty().Max() + 1,
+            ProgramSchedule = _schedules.Head(),
+            DaysOfWeek = ProgramScheduleAlternate.AllDaysOfWeek(),
+            DaysOfMonth = ProgramScheduleAlternate.AllDaysOfMonth(),
+            MonthsOfYear = ProgramScheduleAlternate.AllMonthsOfYear()
+        };
+
+        _items.Add(item);
+        _selectedItem = item;
+    }
+
+    private void RemoveAlternateSchedule(PlayoutAlternateScheduleEditViewModel item)
+    {
+        _selectedItem = null;
+        _items.Remove(item);
+    }
+
+    private void MoveItemUp(PlayoutAlternateScheduleEditViewModel item)
+    {
+        // swap with lower index
+        PlayoutAlternateScheduleEditViewModel toSwap = _items.OrderByDescending(x => x.Index).First(x => x.Index < item.Index);
+        (toSwap.Index, item.Index) = (item.Index, toSwap.Index);
+    }
+
+    private void MoveItemDown(PlayoutAlternateScheduleEditViewModel item)
+    {
+        // swap with higher index
+        PlayoutAlternateScheduleEditViewModel toSwap = _items.OrderBy(x => x.Index).First(x => x.Index > item.Index);
+        (toSwap.Index, item.Index) = (item.Index, toSwap.Index);
+    }
+
+    private async Task SaveChanges()
+    {
+        var items = _items.Map(item => new ReplacePlayoutAlternateSchedule(
+            item.Id,
+            item.Index,
+            item.ProgramSchedule.Id,
+            item.DaysOfWeek,
+            item.DaysOfMonth,
+            item.MonthsOfYear)).ToList();
+
+        Seq<BaseError> errorMessages = await Mediator.Send(new ReplacePlayoutAlternateScheduleItems(Id, items), _cts.Token)
+            .Map(e => e.LeftToSeq());
+
+        errorMessages.HeadOrNone().Match(
+            error =>
+            {
+                Snackbar.Add($"Unexpected error saving alternate schedules: {error.Value}", Severity.Error);
+                Logger.LogError("Unexpected error saving alternate schedules: {Error}", error.Value);
+            },
+            () => NavigationManager.NavigateTo("/playouts"));
+    }
+
+    private string ToDaysOfWeekString(List<DayOfWeek> daysOfWeek)
+    {
+        if (daysOfWeek.Count is 0 or 7)
+        {
+            return "*any*";
+        }
+
+        daysOfWeek.Sort();
+
+        return string.Join(", ", daysOfWeek.Map(_dtf.GetAbbreviatedDayName));
+    }
+    
+    private string ToDaysOfMonthString(List<int> daysOfMonth)
+    {
+        if (daysOfMonth.Count is 0 or 31)
+        {
+            return "*any*";
+        }
+
+        return ToRangeString(daysOfMonth);
+    }
+    
+    private string ToMonthsOfYearString(List<int> monthsOfYear)
+    {
+        if (monthsOfYear.Count is 0 or 12)
+        {
+            return "*any*";
+        }
+
+        monthsOfYear.Sort();
+
+        return string.Join(", ", monthsOfYear.Map(_dtf.GetAbbreviatedMonthName));
+    }
+
+    private static string ToRangeString(List<int> list)
+    {
+        list = list.Distinct().ToList();
+        list.Sort();
+
+        var result = new StringBuilder();
+        for (var i = 0; i < list.Count; i++)
+        {
+            int temp = list[i];
+
+            //add a number
+            result.Append(list[i]);
+
+            //skip number(s) between a range
+            while (i < list.Count - 1 && list[i + 1] == list[i] + 1)
+            {
+                i++;
+            }
+
+            //add the range
+            if (temp != list[i])
+            {
+                result.Append("-").Append(list[i]);
+            }
+
+            //add comma
+            if (i != list.Count - 1)
+            {
+                result.Append(", ");
+            }
+
+        }
+
+        return result.ToString();
+    }
+
+}

ErsatzTV/Pages/Playouts.razor

@@ -33,7 +33,7 @@
             </MudTh>
             <MudTh>
                 <MudTableSortLabel SortBy="new Func<PlayoutViewModel, object>(x => x.ProgramSchedule.Name)">
-                    Schedule
+                    Default Schedule
                 </MudTableSortLabel>
             </MudTh>
             @* <MudTh>Playout Type</MudTh> *@
@@ -45,6 +45,11 @@
             @* <MudTd DataLabel="Playout Type">@context.ProgramSchedulePlayoutType</MudTd> *@
             <MudTd>
                 <div style="align-items: center; display: flex;">
+                    <MudTooltip Text="Edit Alternate Schedules">
+                        <MudIconButton Icon="@Icons.Material.Filled.EditCalendar"
+                                       Link="@($"playouts/{context.PlayoutId}/alternate-schedules")">
+                        </MudIconButton>
+                    </MudTooltip>
                     <MudTooltip Text="Reset Playout">
                         <MudIconButton Icon="@Icons.Material.Filled.Refresh"
                                        OnClick="@(_ => ResetPlayout(context))">
@@ -168,7 +173,7 @@
             }
         }
     }
-
+    
     private async Task ResetPlayout(PlayoutNameViewModel playout)
     {
         await _mediator.Send(new BuildPlayout(playout.PlayoutId, PlayoutBuildMode.Reset), _cts.Token);

ErsatzTV/Validators/PlayoutAlternateScheduleEditViewModelValidator.cs

@@ -0,0 +1,12 @@
+using ErsatzTV.ViewModels;
+using FluentValidation;
+
+namespace ErsatzTV.Validators;
+
+public class PlayoutAlternateScheduleEditViewModelValidator : AbstractValidator<PlayoutAlternateScheduleEditViewModel>
+{
+    public PlayoutAlternateScheduleEditViewModelValidator()
+    {
+        RuleFor(p => p.ProgramSchedule).NotNull();
+    }
+}

ErsatzTV/ViewModels/PlayoutAlternateScheduleEditViewModel.cs

@@ -0,0 +1,13 @@
+using ErsatzTV.Application.ProgramSchedules;
+
+namespace ErsatzTV.ViewModels;
+
+public class PlayoutAlternateScheduleEditViewModel
+{
+    public int Id { get; set; }
+    public int Index { get; set; }
+    public ProgramScheduleViewModel ProgramSchedule { get; set; }
+    public List<DayOfWeek> DaysOfWeek { get; set; }
+    public List<int> DaysOfMonth { get; set; }
+    public List<int> MonthsOfYear { get; set; }
+}