refactor: Use metadata.json to find paths to CFs and RPs

src/Recyclarr/CompositionRoot.cs

@@ -43,13 +43,13 @@ internal class CompositionRoot : ICompositionRoot
         builder.RegisterModule<RadarrAutofacModule>();
         builder.RegisterModule<VersionControlAutofacModule>();
         builder.RegisterModule<MigrationAutofacModule>();
+        builder.RegisterModule<RepoAutofacModule>();
 
         // Needed for Autofac.Extras.Ordering
         builder.RegisterSource<OrderedRegistrationSource>();
 
         builder.RegisterModule<CacheAutofacModule>();
         builder.RegisterType<CacheStoragePath>().As<ICacheStoragePath>();
-        builder.RegisterType<RepoUpdater>().As<IRepoUpdater>();
         builder.RegisterType<ProgressBar>();
 
         ConfigurationRegistrations(builder);

src/TrashLib.Tests/Radarr/CustomFormat/Guide/LocalRepoCustomFormatJsonParserTest.cs

@@ -2,9 +2,12 @@ using System.IO.Abstractions;
 using System.IO.Abstractions.TestingHelpers;
 using AutoFixture.NUnit3;
 using FluentAssertions;
+using NSubstitute;
 using NUnit.Framework;
 using TestLibrary.AutoFixture;
 using TrashLib.Radarr.CustomFormat.Guide;
+using TrashLib.Repo;
+using TrashLib.Startup;
 using TrashLib.TestLibrary;
 
 namespace TrashLib.Tests.Radarr.CustomFormat.Guide;
@@ -16,10 +19,11 @@ public class LocalRepoCustomFormatJsonParserTest
     [Test, AutoMockData]
     public void Get_custom_format_json_works(
         [Frozen(Matching.ImplementedInterfaces)] MockFileSystem fs,
-        [Frozen(Matching.ImplementedInterfaces)] TestAppPaths paths,
+        [Frozen] IAppPaths appPaths,
+        [Frozen] IRepoPaths repoPaths,
         LocalRepoCustomFormatJsonParser sut)
     {
-        var jsonDir = paths.RepoDirectory
+        var jsonDir = appPaths.RepoDirectory
             .SubDirectory("docs")
             .SubDirectory("json")
             .SubDirectory("radarr");
@@ -27,6 +31,8 @@ public class LocalRepoCustomFormatJsonParserTest
         fs.AddFile(jsonDir.File("first.json").FullName, new MockFileData("{'name':'first','trash_id':'1'}"));
         fs.AddFile(jsonDir.File("second.json").FullName, new MockFileData("{'name':'second','trash_id':'2'}"));
 
+        repoPaths.RadarrCustomFormatPaths.Returns(new[] {jsonDir});
+
         var results = sut.GetCustomFormatData();
 
         results.Should().BeEquivalentTo(new[]

src/TrashLib.Tests/Sonarr/ReleaseProfile/Guide/LocalRepoReleaseProfileJsonParserTest.cs

@@ -3,12 +3,14 @@ using System.IO.Abstractions.TestingHelpers;
 using AutoFixture.NUnit3;
 using FluentAssertions;
 using Newtonsoft.Json;
+using NSubstitute;
 using NUnit.Framework;
 using TestLibrary;
 using TestLibrary.AutoFixture;
+using TrashLib.Repo;
 using TrashLib.Sonarr.ReleaseProfile;
 using TrashLib.Sonarr.ReleaseProfile.Guide;
-using TrashLib.TestLibrary;
+using TrashLib.Startup;
 
 namespace TrashLib.Tests.Sonarr.ReleaseProfile.Guide;
 
@@ -19,7 +21,8 @@ public class LocalRepoReleaseProfileJsonParserTest
     [Test, AutoMockData]
     public void Get_custom_format_json_works(
         [Frozen(Matching.ImplementedInterfaces)] MockFileSystem fs,
-        [Frozen(Matching.ImplementedInterfaces)] TestAppPaths paths,
+        [Frozen] IAppPaths appPaths,
+        [Frozen] IRepoPaths repoPaths,
         LocalRepoReleaseProfileJsonParser sut)
     {
         static ReleaseProfileData MakeMockObject(string term) => new()
@@ -38,7 +41,7 @@ public class LocalRepoReleaseProfileJsonParserTest
         var mockData1 = MakeMockObject("first");
         var mockData2 = MakeMockObject("second");
 
-        var baseDir = paths.RepoDirectory
+        var baseDir = appPaths.RepoDirectory
             .SubDirectory("docs")
             .SubDirectory("json")
             .SubDirectory("sonarr");
@@ -46,6 +49,8 @@ public class LocalRepoReleaseProfileJsonParserTest
         fs.AddFile(baseDir.File("first.json").FullName, MockFileData(mockData1));
         fs.AddFile(baseDir.File("second.json").FullName, MockFileData(mockData2));
 
+        repoPaths.SonarrReleaseProfilePaths.Returns(new[] {baseDir});
+
         var results = sut.GetReleaseProfileData();
 
         results.Should().BeEquivalentTo(new[]
@@ -58,10 +63,11 @@ public class LocalRepoReleaseProfileJsonParserTest
     [Test, AutoMockData]
     public void Json_exceptions_do_not_interrupt_parsing_other_files(
         [Frozen(Matching.ImplementedInterfaces)] MockFileSystem fs,
-        [Frozen(Matching.ImplementedInterfaces)] TestAppPaths paths,
+        [Frozen] IAppPaths appPaths,
+        [Frozen] IRepoPaths repoPaths,
         LocalRepoReleaseProfileJsonParser sut)
     {
-        var rootPath = paths.RepoDirectory
+        var rootPath = appPaths.RepoDirectory
             .SubDirectory("docs")
             .SubDirectory("json")
             .SubDirectory("sonarr");
@@ -80,6 +86,8 @@ public class LocalRepoReleaseProfileJsonParserTest
         fs.AddFile(rootPath.File("0_bad_data.json").FullName, MockData.FromString(badData));
         fs.AddFile(rootPath.File("1_good_data.json").FullName, MockData.FromJson(goodData));
 
+        repoPaths.SonarrReleaseProfilePaths.Returns(new[] {rootPath});
+
         var results = sut.GetReleaseProfileData();
 
         results.Should().BeEquivalentTo(new[] {goodData});

src/TrashLib/Radarr/CustomFormat/Guide/LocalRepoCustomFormatJsonParser.cs

@@ -6,29 +6,28 @@ using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using Serilog;
 using TrashLib.Radarr.CustomFormat.Models;
-using TrashLib.Startup;
+using TrashLib.Repo;
 
 namespace TrashLib.Radarr.CustomFormat.Guide;
 
 public class LocalRepoCustomFormatJsonParser : IRadarrGuideService
 {
-    private readonly IAppPaths _paths;
+    private readonly IRepoPathsFactory _pathsFactory;
     private readonly ILogger _log;
 
-    public LocalRepoCustomFormatJsonParser(IAppPaths paths, ILogger log)
+    public LocalRepoCustomFormatJsonParser(IRepoPathsFactory pathsFactory, ILogger log)
     {
-        _paths = paths;
+        _pathsFactory = pathsFactory;
         _log = log;
     }
 
     public ICollection<CustomFormatData> GetCustomFormatData()
     {
-        var jsonDir = _paths.RepoDirectory
-            .SubDirectory("docs")
-            .SubDirectory("json")
-            .SubDirectory("radarr");
+        var paths = _pathsFactory.Create();
+        var jsonFiles = paths.RadarrCustomFormatPaths
+            .SelectMany(x => x.GetFiles("*.json"));
 
-        return jsonDir.EnumerateFiles("*.json").ToObservable()
+        return jsonFiles.ToObservable()
             .Select(x => Observable.Defer(() => LoadJsonFromFile(x)))
             .Merge(8)
             .NotNull()

src/TrashLib/Repo/IRepoMetadataParser.cs

@@ -0,0 +1,6 @@
+namespace TrashLib.Repo;
+
+public interface IRepoMetadataParser
+{
+    RepoMetadata Deserialize();
+}

src/TrashLib/Repo/IRepoPaths.cs

@@ -0,0 +1,9 @@
+using System.IO.Abstractions;
+
+namespace TrashLib.Repo;
+
+public interface IRepoPaths
+{
+    IReadOnlyCollection<IDirectoryInfo> RadarrCustomFormatPaths { get; }
+    IReadOnlyCollection<IDirectoryInfo> SonarrReleaseProfilePaths { get; }
+}

src/TrashLib/Repo/IRepoPathsFactory.cs

@@ -0,0 +1,6 @@
+namespace TrashLib.Repo;
+
+public interface IRepoPathsFactory
+{
+    IRepoPaths Create();
+}

src/TrashLib/Repo/RepoAutofacModule.cs

@@ -0,0 +1,14 @@
+using Autofac;
+
+namespace TrashLib.Repo;
+
+public class RepoAutofacModule : Module
+{
+    protected override void Load(ContainerBuilder builder)
+    {
+        base.Load(builder);
+        builder.RegisterType<RepoUpdater>().As<IRepoUpdater>();
+        builder.RegisterType<RepoMetadataParser>().As<IRepoMetadataParser>();
+        builder.RegisterType<RepoPathsFactory>().As<IRepoPathsFactory>().SingleInstance();
+    }
+}

src/TrashLib/Repo/RepoMetadata.cs

@@ -0,0 +1,18 @@
+namespace TrashLib.Repo;
+
+public record RadarrMetadata(
+    IReadOnlyCollection<string> CustomFormats
+);
+
+public record SonarrMetadata(
+    IReadOnlyCollection<string> ReleaseProfiles
+);
+
+public record JsonPaths(
+    RadarrMetadata Radarr,
+    SonarrMetadata Sonarr
+);
+
+public record RepoMetadata(
+    JsonPaths JsonPaths
+);

src/TrashLib/Repo/RepoMetadataParser.cs

@@ -0,0 +1,38 @@
+using System.IO.Abstractions;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Serialization;
+using TrashLib.Startup;
+
+namespace TrashLib.Repo;
+
+public class RepoMetadataParser : IRepoMetadataParser
+{
+    private readonly IAppPaths _paths;
+
+    public RepoMetadataParser(IAppPaths paths)
+    {
+        _paths = paths;
+    }
+
+    public RepoMetadata Deserialize()
+    {
+        var serializer = JsonSerializer.Create(new JsonSerializerSettings
+        {
+            ContractResolver = new DefaultContractResolver
+            {
+                NamingStrategy = new SnakeCaseNamingStrategy()
+            }
+        });
+
+        var metadataFile = _paths.RepoDirectory.File("metadata.json");
+        using var stream = new JsonTextReader(metadataFile.OpenText());
+
+        var metadata = serializer.Deserialize<RepoMetadata>(stream);
+        if (metadata is null)
+        {
+            throw new InvalidDataException("Unable to deserialize metadata.json");
+        }
+
+        return metadata;
+    }
+}

src/TrashLib/Repo/RepoPaths.cs

@@ -0,0 +1,8 @@
+using System.IO.Abstractions;
+
+namespace TrashLib.Repo;
+
+public record RepoPaths(
+    IReadOnlyCollection<IDirectoryInfo> RadarrCustomFormatPaths,
+    IReadOnlyCollection<IDirectoryInfo> SonarrReleaseProfilePaths
+) : IRepoPaths;

src/TrashLib/Repo/RepoPathsFactory.cs

@@ -0,0 +1,34 @@
+using System.IO.Abstractions;
+using TrashLib.Startup;
+
+namespace TrashLib.Repo;
+
+public class RepoPathsFactory : IRepoPathsFactory
+{
+    private readonly IAppPaths _paths;
+    private readonly IFileSystem _fs;
+    private readonly Lazy<RepoMetadata> _metadata;
+
+    public RepoPathsFactory(IRepoMetadataParser parser, IAppPaths paths, IFileSystem fs)
+    {
+        _paths = paths;
+        _fs = fs;
+        _metadata = new Lazy<RepoMetadata>(parser.Deserialize);
+    }
+
+    private List<IDirectoryInfo> ToDirectoryInfoList(IEnumerable<string> listOfDirectories)
+    {
+        return listOfDirectories
+            .Select(x => _paths.RepoDirectory.SubDirectory(x))
+            .Where(x => x.Exists)
+            .ToList();
+    }
+
+    public IRepoPaths Create()
+    {
+        var metadata = _metadata.Value;
+        return new RepoPaths(
+            ToDirectoryInfoList(metadata.JsonPaths.Radarr.CustomFormats),
+            ToDirectoryInfoList(metadata.JsonPaths.Sonarr.ReleaseProfiles));
+    }
+}

src/TrashLib/Sonarr/ReleaseProfile/Guide/LocalRepoReleaseProfileJsonParser.cs

@@ -3,34 +3,33 @@ using Common.Extensions;
 using MoreLinq;
 using Newtonsoft.Json;
 using Serilog;
+using TrashLib.Repo;
 using TrashLib.Sonarr.ReleaseProfile.Filters;
-using TrashLib.Startup;
 
 namespace TrashLib.Sonarr.ReleaseProfile.Guide;
 
 public class LocalRepoReleaseProfileJsonParser : ISonarrGuideService
 {
-    private readonly IAppPaths _paths;
+    private readonly IRepoPathsFactory _pathFactory;
     private readonly ILogger _log;
+    private readonly IFileSystem _fs;
     private readonly Lazy<IEnumerable<ReleaseProfileData>> _data;
 
-    public LocalRepoReleaseProfileJsonParser(IAppPaths paths, ILogger log)
+    public LocalRepoReleaseProfileJsonParser(IRepoPathsFactory pathFactory, ILogger log, IFileSystem fs)
     {
-        _paths = paths;
+        _pathFactory = pathFactory;
         _log = log;
+        _fs = fs;
         _data = new Lazy<IEnumerable<ReleaseProfileData>>(GetReleaseProfileDataImpl);
     }
 
     private IEnumerable<ReleaseProfileData> GetReleaseProfileDataImpl()
     {
         var converter = new TermDataConverter();
-        var jsonDir = _paths.RepoDirectory
-            .SubDirectory("docs")
-            .SubDirectory("json")
-            .SubDirectory("sonarr");
-
-        var tasks = jsonDir.GetFiles("*.json")
-            .Select(f => LoadAndParseFile(f, converter));
+        var paths = _pathFactory.Create();
+        var tasks = paths.SonarrReleaseProfilePaths
+            .SelectMany(x => x.GetFiles("*.json"))
+            .Select(x => LoadAndParseFile(x, converter));
 
         var data = Task.WhenAll(tasks).Result
             // Make non-nullable type and filter out null values