Avalonia - Add source generator for locale items (#3999)

* Add source generator for locale keys

* use locale keys in Ui subdir

1 files changed, 30 insertions, 0 deletions

diff --git a/Ryujinx.Ui.LocaleGenerator/LocaleGenerator.cs b/Ryujinx.Ui.LocaleGenerator/LocaleGenerator.cs
new file mode 100644
index 00000000..f154e704
--- /dev/null
+++ b/Ryujinx.Ui.LocaleGenerator/LocaleGenerator.cs
@@ -0,0 +1,30 @@
+using Microsoft.CodeAnalysis;
+using System.Linq;
+
+namespace Ryujinx.Ui.LocaleGenerator
+{
+    [Generator]
+    public class LocaleGenerator : IIncrementalGenerator
+    {
+        public void Initialize(IncrementalGeneratorInitializationContext context)
+        {
+            var englishLocaleFile = context.AdditionalTextsProvider.Where(static x => x.Path.EndsWith("en_US.json"));
+
+            IncrementalValuesProvider<string> contents = englishLocaleFile.Select((text, cancellationToken) => text.GetText(cancellationToken)!.ToString());
+
+            context.RegisterSourceOutput(contents, (spc, content) =>
+            {
+                var lines = content.Split('\n').Where(x => x.Trim().StartsWith("\"")).Select(x => x.Split(':').First().Trim().Replace("\"", ""));
+                string enumSource = "namespace Ryujinx.Ava.Common.Locale;\n";
+                enumSource += "internal enum LocaleKeys\n{\n";
+                foreach (var line in lines)
+                {
+                    enumSource += $"    {line},\n";
+                }
+                enumSource += "}\n";
+
+                spc.AddSource("LocaleKeys", enumSource);
+            });
+        }
+    }
+}