1 files changed, 56 insertions, 0 deletions
diff --git a/ReferenceClientProxyImplementation/Patches/Implementations/JSPatches/PrefetchAssetsPatch.cs b/ReferenceClientProxyImplementation/Patches/Implementations/JSPatches/PrefetchAssetsPatch.cs
new file mode 100644
index 0000000..bab0756
--- /dev/null
+++ b/ReferenceClientProxyImplementation/Patches/Implementations/JSPatches/PrefetchAssetsPatch.cs
@@ -0,0 +1,56 @@
+// using System.Text;
+// using System.Text.RegularExpressions;
+// using ReferenceClientProxyImplementation.Services;
+//
+// namespace ReferenceClientProxyImplementation.Patches.Implementations.JSPatches;
+//
+// public partial class PrefetchAssetsPatch(IServiceProvider sp) : IPatch {
+// public int GetOrder() => 1000000;
+//
+// public string GetName() => "Prefetch assets";
+// public bool Applies(string relativeName, byte[] content) => relativeName.EndsWith(".js");
+//
+// private static SemaphoreSlim ss = new(2, 2);
+// private static HashSet<string> alreadyKnownAssets = new();
+//
+// public async Task<byte[]> Execute(string relativePath, byte[] content) {
+// // Can't inject service due to loop
+// var stringContent = Encoding.UTF8.GetString(content);
+// var matches = PrefetchAssetsRegex().Matches(stringContent);
+//
+// Console.WriteLine($"Found {matches.Count} prefetch assets in {relativePath}");
+// if (matches.Count == 0) {
+// return content; // No matches found, return original content
+// }
+//
+// var clientStore = sp.GetRequiredService<ClientStoreService>();
+//
+// var newAssets = matches
+// .Select(x => x.Groups[1].Value)
+// .Distinct()
+// .Where(x => !clientStore.HasRawAsset(x) && alreadyKnownAssets.Add(x));
+//
+// var tasks = newAssets
+// .Select(async match => {
+// await ss.WaitAsync();
+// Console.WriteLine($"Discovered prefetch asset in {relativePath}: {match}");
+// // var patches = sp.GetRequiredService<PatchSet>();
+// var res = await clientStore.GetOrDownloadRawAsset(match);
+// await res.DisposeAsync();
+// ss.Release();
+// Console.WriteLine($"Prefetched asset {match} in {relativePath}");
+// }).ToList();
+//
+// if (tasks.Count == 0) {
+// Console.WriteLine($"No new prefetch assets found in {relativePath}, returning original content.");
+// return content; // No new assets to prefetch, return original content
+// }
+//
+// await Task.WhenAny(tasks);
+//
+// return content;
+// }
+//
+// [GeneratedRegex(@".\.exports = ""((?:[a-z\d/\.]*?)\.\w{2,4})""", RegexOptions.Compiled)]
+// private static partial Regex PrefetchAssetsRegex();
+// }
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