add yaml skip to item instruction (#1830)

* work around MSB3374 error

* add skip to item instruction

Directory.Build.props

@@ -3,9 +3,4 @@
         <InformationalVersion>develop</InformationalVersion>
         <IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>
     </PropertyGroup>
-
-    <!-- Remove when https://github.com/dotnet/sdk/issues/13808 is resolved -->
-    <PropertyGroup>
-        <IntermediateOutputPath>/tmp/$(USER)/project/obj/</IntermediateOutputPath>
-    </PropertyGroup>
 </Project>

ErsatzTV.Core/Scheduling/YamlScheduling/Handlers/YamlPlayoutSkipToItemHandler.cs

@@ -0,0 +1,68 @@
+using ErsatzTV.Core.Domain;
+using ErsatzTV.Core.Interfaces.Scheduling;
+using ErsatzTV.Core.Scheduling.YamlScheduling.Models;
+using Microsoft.Extensions.Logging;
+
+namespace ErsatzTV.Core.Scheduling.YamlScheduling.Handlers;
+
+public class YamlPlayoutSkipToItemHandler(EnumeratorCache enumeratorCache) : IYamlPlayoutHandler
+{
+    public bool Reset => true;
+
+    public async Task<bool> Handle(
+        YamlPlayoutContext context,
+        YamlPlayoutInstruction instruction,
+        ILogger<YamlPlayoutBuilder> logger,
+        CancellationToken cancellationToken)
+    {
+        if (instruction is not YamlPlayoutSkipToItemInstruction skipToItem)
+        {
+            return false;
+        }
+
+        if (skipToItem.Season < 0 || skipToItem.Episode < 1)
+        {
+            logger.LogWarning(
+                "Unable to skip to invalid season/episode: {Season}/{Episode}",
+                skipToItem.Season,
+                skipToItem.Episode);
+
+            return false;
+        }
+
+        Option<IMediaCollectionEnumerator> maybeEnumerator = await enumeratorCache.GetCachedEnumeratorForContent(
+            context,
+            skipToItem.Content,
+            cancellationToken);
+
+        foreach (IMediaCollectionEnumerator enumerator in maybeEnumerator)
+        {
+            var done = false;
+            for (var index = 0; index < enumerator.Count; index++)
+            {
+                if (done)
+                {
+                    break;
+                }
+
+                foreach (MediaItem mediaItem in enumerator.Current)
+                {
+                    if (mediaItem is Episode episode)
+                    {
+                        if (episode.Season?.SeasonNumber == skipToItem.Season
+                            && episode.EpisodeMetadata.HeadOrNone().Map(em => em.EpisodeNumber) == skipToItem.Episode)
+                        {
+                            context.ContentIndex[skipToItem.Content] = index;
+                            done = true;
+                            break;
+                        }
+                    }
+
+                    enumerator.MoveNext();
+                }
+            }
+        }
+
+        return true;
+    }
+}

ErsatzTV.Core/Scheduling/YamlScheduling/Models/YamlPlayoutSkipToItemInstruction.cs

@@ -0,0 +1,12 @@
+using YamlDotNet.Serialization;
+
+namespace ErsatzTV.Core.Scheduling.YamlScheduling.Models;
+
+public class YamlPlayoutSkipToItemInstruction : YamlPlayoutInstruction
+{
+    [YamlMember(Alias = "skip_to_item", ApplyNamingConventions = false)]
+    public string SkipToItem { get; set; }
+
+    public int Season { get; set; }
+    public int Episode { get; set; }
+}

ErsatzTV.Core/Scheduling/YamlScheduling/YamlPlayoutBuilder.cs

@@ -167,6 +167,7 @@ public class YamlPlayoutBuilder(
             YamlPlayoutNewEpgGroupInstruction => new YamlPlayoutNewEpgGroupHandler(),
             YamlPlayoutShuffleSequenceInstruction => new YamlPlayoutShuffleSequenceHandler(),
             YamlPlayoutSkipItemsInstruction => new YamlPlayoutSkipItemsHandler(),
+            YamlPlayoutSkipToItemInstruction => new YamlPlayoutSkipToItemHandler(enumeratorCache),
 
             // content handlers
             YamlPlayoutAllInstruction => new YamlPlayoutAllHandler(enumeratorCache),
@@ -213,6 +214,7 @@ public class YamlPlayoutBuilder(
                         { "sequence", typeof(YamlPlayoutSequenceInstruction) },
                         { "shuffle_sequence", typeof(YamlPlayoutShuffleSequenceInstruction) },
                         { "skip_items", typeof(YamlPlayoutSkipItemsInstruction) },
+                        { "skip_to_item", typeof(YamlPlayoutSkipToItemInstruction) },
                         { "wait_until", typeof(YamlPlayoutWaitUntilInstruction) }
                     };
 

ErsatzTV.Scanner.Tests/ErsatzTV.Scanner.Tests.csproj

@@ -6,6 +6,9 @@
         <Nullable>enable</Nullable>
 
         <IsPackable>false</IsPackable>
+
+        <!-- works around MSB3374 error -->
+        <DisableFastUpToDateCheck>True</DisableFastUpToDateCheck>
     </PropertyGroup>
 
     <ItemGroup>

ErsatzTV/ErsatzTV.csproj

@@ -13,6 +13,9 @@
         <UserSecretsId>bf31217d-f4ec-4520-8cc3-138059044ede</UserSecretsId>
         <AnalysisLevel>latest-Recommended</AnalysisLevel>
         <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+
+        <!-- works around MSB3374 error -->
+        <DisableFastUpToDateCheck>True</DisableFastUpToDateCheck>
     </PropertyGroup>
 
     <ItemGroup>