[+] Feature for load self-made charts jacket from file

AquaMai/AquaMai.csproj

@@ -270,6 +270,7 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Main.cs" />
     <Compile Include="UX\CustomVersionString.cs" />
+    <Compile Include="UX\LoadJacketPng.cs" />
     <Compile Include="UX\SinglePlayer.cs" />
     <Compile Include="UX\SkipWarningScreen.cs" />
     <Compile Include="UX\SkipToMusicSelection.cs" />

AquaMai/AquaMai.toml

@@ -16,6 +16,8 @@ SinglePlayer=true
 SkipToMusicSelection=false
 # Set the version string displayed at the top-right corner of the screen
 CustomVersionString=""
+# Load Jacket image from folder "LocalAssets" and filename "{MusicID}.png" for self-made charts
+LoadJacketPng=true
 
 [Performance]
 # Disable some useless checks and delays to speed up the game boot process

AquaMai/Config.cs

@@ -19,6 +19,7 @@ namespace AquaMai
             public bool SkipWarningScreen { get; set; }
             public bool SinglePlayer { get; set; }
             public bool SkipToMusicSelection { get; set; }
+            public bool LoadJacketPng { get; set; }
             public string CustomVersionString { get; set; }
         }
         

AquaMai/UX/LoadJacketPng.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using HarmonyLib;
+using UnityEngine;
+using System.Text.RegularExpressions;
+using MelonLoader;
+
+namespace AquaMai.UX
+{
+    [HarmonyPatch]
+    public class LoadJacketPng
+    {
+        public static IEnumerable<MethodBase> TargetMethods()
+        {
+            var AM = typeof(AssetManager);
+            return new[] { AM.GetMethod("GetJacketThumbTexture2D", new []{typeof(string)}), AM.GetMethod("GetJacketTexture2D", new []{typeof(string)}) };
+        }
+        
+        public static bool Prefix(string filename, ref Texture2D __result)
+        {
+            var matches = Regex.Matches(filename, @"UI_Jacket_(\d+)(_s)?\.png");
+            if (matches.Count < 1)
+            {
+                return true;
+            }
+
+            var id = matches[0].Groups[1].Value;
+            foreach (var ext in new []{".jpg",".png",".webp",".bmp",".gif"})
+            {
+                if (File.Exists(Path.Combine(Environment.CurrentDirectory, "LocalAssets", id + ext)))
+                {
+                    filename = id + ext;
+                }
+            }
+            
+            var localPath = Path.Combine(Environment.CurrentDirectory, "LocalAssets", filename);
+            if (!File.Exists(localPath)) return true;
+            
+            __result = new Texture2D(1, 1);
+            ImageConversion.LoadImage(__result, File.ReadAllBytes(localPath));
+            return false;
+        }
+        
+    }
+}