Upload FastSeekWpf/Core/CacheManager.cs

FastSeekWpf/Core/CacheManager.cs

@@ -1,11 +1,10 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.IO.Compression;
 using System.Text;
 using System.Text.Json;
 using System.Text.Json.Serialization;
-using K4os.Compression.LZ4.Streams;
+using K4os.Compression.LZ4;
 
 namespace FastSeekWpf.Core;
 
@@ -36,14 +35,8 @@ public static class CacheManager
         var cache = store.ToCache();
         string json = JsonSerializer.Serialize(cache, JsonOptions);
         byte[] bytes = Encoding.UTF8.GetBytes(json);
-
-        using var ms = new MemoryStream();
-        using (var lz4 = new LZ4Stream(ms, LZ4Mode.HighCompression, LZ4StreamFlags.IsolateInnerStream))
-        {
-            lz4.Write(bytes, 0, bytes.Length);
-        }
-
-        File.WriteAllBytes(CachePath, ms.ToArray());
+        byte[] compressed = LZ4Pickler.Pickle(bytes, LZ4Level.L12_MAX);
+        File.WriteAllBytes(CachePath, compressed);
     }
 
     public static CacheData? LoadCache()
@@ -53,10 +46,8 @@ public static class CacheManager
         try
         {
             byte[] compressed = File.ReadAllBytes(CachePath);
-            using var ms = new MemoryStream(compressed);
-            using var lz4 = new LZ4Stream(ms, LZ4Mode.Decode, LZ4StreamFlags.IsolateInnerStream);
-            using var reader = new StreamReader(lz4, Encoding.UTF8);
-            string json = reader.ReadToEnd();
+            byte[] bytes = LZ4Pickler.Unpickle(compressed);
+            string json = Encoding.UTF8.GetString(bytes);
             return JsonSerializer.Deserialize<CacheData>(json, JsonOptions);
         }
         catch