filler rework (#449)

* add chapter statistics and new filler options

* refactor playout builder

* more refactor prep for filler

* rewrite schedulers

* refactor collectionkey

* add tail filler kind

* migrate tail filler to filler preset

* optionally show filler

* fix playout detail row count

* remove duration tail filler options

* implement tail and fallback in flood scheduler

* implement tail and fallback in one scheduler

* implement tail and fallback in multiple scheduler

* implement looping fallback filler

* more duration tests

* start to add post-roll filler to flood

* rework playoutitem filler tagging

* rework scheduler logging

* calculate whether configured filler will fit

* implement pre-roll and post-roll duration and count filler

* improve duration filler calculation

* add minutes to search index

* update channel guide to work with new filler

* add mid-roll filler

* don't clone enumerators for filler calculations

* support pre-roll and post-roll pad filler

* implement mid-roll pad filler

* allow clearing filler selections in schedule editor

* fix tests

* filler config validation

* use consistent time zone for tests

ErsatzTV.Application/Playouts/Commands/BuildPlayoutHandler.cs

@@ -52,6 +52,21 @@ namespace ErsatzTV.Application.Playouts.Commands
                 .Include(p => p.ProgramSchedule)
                 .ThenInclude(ps => ps.Items)
                 .ThenInclude(psi => psi.MediaItem)
+                .Include(p => p.ProgramSchedule)
+                .ThenInclude(ps => ps.Items)
+                .ThenInclude(psi => psi.PreRollFiller)
+                .Include(p => p.ProgramSchedule)
+                .ThenInclude(ps => ps.Items)
+                .ThenInclude(psi => psi.MidRollFiller)
+                .Include(p => p.ProgramSchedule)
+                .ThenInclude(ps => ps.Items)
+                .ThenInclude(psi => psi.PostRollFiller)
+                .Include(p => p.ProgramSchedule)
+                .ThenInclude(ps => ps.Items)
+                .ThenInclude(psi => psi.TailFiller)
+                .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/Mapper.cs

@@ -8,13 +8,13 @@ namespace ErsatzTV.Application.Playouts
     {
         internal static PlayoutItemViewModel ProjectToViewModel(PlayoutItem playoutItem) =>
             new(
-                GetDisplayTitle(playoutItem.MediaItem),
+                GetDisplayTitle(playoutItem),
                 playoutItem.StartOffset,
-                GetDisplayDuration(playoutItem.MediaItem));
+                GetDisplayDuration(playoutItem.FinishOffset - playoutItem.StartOffset));
 
-        private static string GetDisplayTitle(MediaItem mediaItem)
+        private static string GetDisplayTitle(PlayoutItem playoutItem)
         {
-            switch (mediaItem)
+            switch (playoutItem.MediaItem)
             {
                 case Episode e:
                     string showTitle = e.Season.Show.ShowMetadata.HeadOrNone()
@@ -28,6 +28,11 @@ namespace ErsatzTV.Application.Playouts
 
                     var numbersString = $"e{string.Join('e', episodeNumbers.Map(n => $"{n:00}"))}";
                     var titlesString = $"{string.Join('/', episodeTitles)}";
+                    if (!string.IsNullOrWhiteSpace(playoutItem.ChapterTitle))
+                    {
+                        titlesString += $" ({playoutItem.ChapterTitle})";
+                    }
+
                     return $"{showTitle}s{e.Season.SeasonNumber:00}{numbersString} - {titlesString}";
                 case Movie m:
                     return m.MovieMetadata.HeadOrNone().Map(mm => mm.Title).IfNone("[unknown movie]");
@@ -36,29 +41,21 @@ namespace ErsatzTV.Application.Playouts
                         .Map(am => $"{am.Title} - ").IfNone(string.Empty);
                     return mv.MusicVideoMetadata.HeadOrNone()
                         .Map(mvm => $"{artistName}{mvm.Title}")
+                        .Map(s => string.IsNullOrWhiteSpace(playoutItem.ChapterTitle) ? s : $"{s} ({playoutItem.ChapterTitle})")
                         .IfNone("[unknown music video]");
                 case OtherVideo ov:
-                    return ov.OtherVideoMetadata.HeadOrNone().Map(ovm => ovm.Title ?? string.Empty)
+                    return ov.OtherVideoMetadata.HeadOrNone()
+                        .Map(ovm => ovm.Title ?? string.Empty)
+                        .Map(s => string.IsNullOrWhiteSpace(playoutItem.ChapterTitle) ? s : $"{s} ({playoutItem.ChapterTitle})")
                         .IfNone("[unknown video]");
                 default:
                     return string.Empty;
             }
         }
 
-        private static string GetDisplayDuration(MediaItem mediaItem)
-        {
-            MediaVersion version = mediaItem switch
-            {
-                Movie m => m.MediaVersions.Head(),
-                Episode e => e.MediaVersions.Head(),
-                MusicVideo mv => mv.MediaVersions.Head(),
-                OtherVideo ov => ov.MediaVersions.Head(),
-                _ => throw new ArgumentOutOfRangeException(nameof(mediaItem))
-            };
-
-            return string.Format(
-                version.Duration.TotalHours >= 1 ? @"{0:h\:mm\:ss}" : @"{0:mm\:ss}",
-                version.Duration);
-        }
+        private static string GetDisplayDuration(TimeSpan duration) =>
+            string.Format(
+                duration.TotalHours >= 1 ? @"{0:h\:mm\:ss}" : @"{0:mm\:ss}",
+                duration);
     }
 }

ErsatzTV.Application/Playouts/Queries/GetFuturePlayoutItemsById.cs

@@ -1,7 +1,6 @@
-using System.Collections.Generic;
-using MediatR;
+using MediatR;
 
 namespace ErsatzTV.Application.Playouts.Queries
 {
-    public record GetFuturePlayoutItemsById(int PlayoutId, int PageNum, int PageSize) : IRequest<PagedPlayoutItemsViewModel>;
+    public record GetFuturePlayoutItemsById(int PlayoutId, bool ShowFiller, int PageNum, int PageSize) : IRequest<PagedPlayoutItemsViewModel>;
 }

ErsatzTV.Application/Playouts/Queries/GetFuturePlayoutItemsByIdHandler.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using ErsatzTV.Core.Domain;
+using ErsatzTV.Core.Domain.Filler;
 using ErsatzTV.Infrastructure.Data;
 using LanguageExt;
 using MediatR;
@@ -25,10 +26,10 @@ namespace ErsatzTV.Application.Playouts.Queries
         {
             await using TvContext dbContext = _dbContextFactory.CreateDbContext();
 
-            int totalCount = await dbContext.PlayoutItems
-                .CountAsync(i => i.PlayoutId == request.PlayoutId, cancellationToken);
-
             DateTime now = DateTimeOffset.Now.UtcDateTime;
+
+            int totalCount = await dbContext.PlayoutItems
+                .CountAsync(i => i.Finish >= now && i.PlayoutId == request.PlayoutId && (request.ShowFiller || i.FillerKind == FillerKind.None), cancellationToken);
             
             List<PlayoutItemViewModel> page = await dbContext.PlayoutItems
                 .Include(i => i.MediaItem)
@@ -58,6 +59,7 @@ namespace ErsatzTV.Application.Playouts.Queries
                 .ThenInclude(mi => (mi as OtherVideo).MediaVersions)
                 .Filter(i => i.PlayoutId == request.PlayoutId)
                 .Filter(i => i.Finish >= now)
+                .Filter(i => request.ShowFiller || i.FillerKind == FillerKind.None)
                 .OrderBy(i => i.Start)
                 .Skip(request.PageNum * request.PageSize)
                 .Take(request.PageSize)