Support individual chapters as filler (#2208)

* Use chapters in duration filler

* add new option, migrations, and update filler preset editor

* Revert "Use chapters in duration filler"

This reverts commit d87a8a240a78c1cbca7b311125f8d3a84645d296.

* scaffold splitting filler by chapter

* implement chapters as filler

* update changelog

* re-add migrations

* Add duration for ChapterMediaItem

---------

Co-authored-by: Jason Dove <1695733+jasongdove@users.noreply.github.com>

ErsatzTV/Pages/FillerPresetEditor.razor

@@ -209,6 +209,17 @@
                     </MudSelect>
                 </MudStack>
             }
+            <MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
+                <div class="d-flex">
+                    <MudText>Use Chapters As Media Items</MudText>
+                </div>
+                <MudCheckBox @bind-Value="@_model.UseChaptersAsMediaItems"
+                             For="@(() => _model.UseChaptersAsMediaItems)"
+                             Dense="true"
+                             Disabled="@(_model.FillerKind is FillerKind.Fallback)">
+                    <MudText Typo="Typo.caption" Style="font-weight: normal">Schedule individual chapters instead of entire files</MudText>
+                </MudCheckBox>
+            </MudStack>
             <MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
                 <div class="d-flex">
                     <MudText>Expression</MudText>
@@ -313,6 +324,7 @@
                     ? _televisionShows.Append(_televisionSeasons).Append(_artists).ToList().Find(vm => vm.MediaItemId == fillerPreset.MediaItemId.Value)
                     : null;
                 _model.Expression = fillerPreset.Expression;
+                _model.UseChaptersAsMediaItems = fillerPreset.UseChaptersAsMediaItems;
                 _model.Playlist = fillerPreset.Playlist;
             });
         }

ErsatzTV/Validators/FillerPresetEditViewModelValidator.cs

@@ -25,6 +25,9 @@ public class FillerPresetEditViewModelValidator : AbstractValidator<FillerPreset
         When(
             fp => fp.FillerMode == FillerMode.Pad,
             () => RuleFor(fp => fp.PadToNearestMinute).NotNull());
+        When(
+            fp => fp.FillerKind is FillerKind.Fallback,
+            () => RuleFor(fp => fp.UseChaptersAsMediaItems).NotEqual(true));
 
         When(
             fp => fp.CollectionType == ProgramScheduleItemCollectionType.Collection,

ErsatzTV/ViewModels/FillerPresetEditViewModel.cs

@@ -35,6 +35,11 @@ public class FillerPresetEditViewModel
             {
                 Expression = string.Empty;
             }
+
+            if (_fillerKind is FillerKind.Fallback)
+            {
+                UseChaptersAsMediaItems = false;
+            }
         }
     }
 
@@ -93,6 +98,8 @@ public class FillerPresetEditViewModel
 
     public string Expression { get; set; }
 
+    public bool UseChaptersAsMediaItems { get; set; }
+
     public IRequest<Either<BaseError, Unit>> ToEdit() =>
         new UpdateFillerPreset(
             Id,
@@ -109,7 +116,8 @@ public class FillerPresetEditViewModel
             MultiCollection?.Id,
             SmartCollection?.Id,
             Playlist?.Id,
-            Expression);
+            Expression,
+            UseChaptersAsMediaItems);
 
     public IRequest<Either<BaseError, Unit>> ToUpdate() =>
         new CreateFillerPreset(
@@ -126,7 +134,8 @@ public class FillerPresetEditViewModel
             MultiCollection?.Id,
             SmartCollection?.Id,
             Playlist?.Id,
-            Expression);
+            Expression,
+            UseChaptersAsMediaItems);
 
     private static TimeSpan FixDuration(TimeSpan duration) =>
         duration > TimeSpan.FromDays(1) ? duration.Subtract(TimeSpan.FromDays(1)) : duration;