Add datapacks to world creation screen

Author: Commander07

gradle.properties

@@ -8,7 +8,7 @@ org.gradle.jvmargs=-Xmx1G
 	loader_version=0.14.19
 
 # Mod Properties
-	mod_version = 1.1.0
+	mod_version = 1.1.1+1.19.4
 	maven_group = com.example
 	archives_base_name = data-loader
 

src/main/java/dataloader/mixin/CreateWorldScreenMixin.java

@@ -0,0 +1,24 @@
+package dataloader.mixin;
+
+import dataloader.DataLoader;
+import net.minecraft.client.gui.screen.world.CreateWorldScreen;
+import net.minecraft.resource.*;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import java.nio.file.Path;
+
+@Mixin(value = CreateWorldScreen.class, priority = 1001)
+public class CreateWorldScreenMixin {
+    @Redirect(method = "getScannedPack", at = @At(value = "INVOKE", target = "Lnet/minecraft/resource/VanillaDataPackProvider;createManager(Ljava/nio/file/Path;)Lnet/minecraft/resource/ResourcePackManager;"))
+    private ResourcePackManager getScannedPacks(
+            Path dataPacksPath
+    ) {
+        return new ResourcePackManager(new ResourcePackProvider[]{new VanillaDataPackProvider(), new FileResourcePackProvider(dataPacksPath, ResourceType.SERVER_DATA, ResourcePackSource.WORLD), new FileResourcePackProvider(
+                DataLoader.DATAPACKS_PATH,
+                ResourceType.SERVER_DATA,
+                DataLoader.RESOURCE_PACK_SOURCE
+        )});
+    }
+}

src/main/resources/dataloader.mixins.json

@@ -3,10 +3,9 @@
   "minVersion": "0.8",
   "package": "dataloader.mixin",
   "compatibilityLevel": "JAVA_16",
-  "mixins": [
-  ],
   "client": [
-    "MinecraftServerMixin"
+    "MinecraftServerMixin",
+    "CreateWorldScreenMixin"
   ],
   "injectors": {
     "defaultRequire": 1

src/main/resources/fabric.mod.json

@@ -26,7 +26,7 @@
   "depends": {
     "fabricloader": ">=0.14.19",
     "fabric": "*",
-    "minecraft": "~1.19.3",
+    "minecraft": "~1.19.4",
     "java": ">=17"
   },
   "accessWidener" : "dataloader.accesswidener"