Add mixin to all projects

build.gradle

@@ -2,6 +2,7 @@ plugins {
     id 'fabric-loom' version '1.2-SNAPSHOT' apply(false)
     id 'net.minecraftforge.gradle' version '[6.0,6.2)' apply(false)
     id 'org.spongepowered.gradle.vanilla' version '0.2.1-SNAPSHOT' apply(false)
+    id("org.spongepowered.mixin") version "0.7-SNAPSHOT" apply(false)
 }
 
 subprojects {
@@ -59,7 +60,7 @@ subprojects {
     }
 
     processResources {
-        filesMatching(['pack.mcmeta', 'fabric.mod.json', 'mods.toml']) {
+        filesMatching(['pack.mcmeta', 'fabric.mod.json', 'mods.toml', '*.mixins.json']) {
             expand project.properties
         }
     }

common/src/main/java/com/example/examplemod/mixin/MixinMinecraft.java

@@ -0,0 +1,20 @@
+package com.example.examplemod.mixin;
+
+import com.example.examplemod.Constants;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.screens.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(Minecraft.class)
+public class MixinMinecraft {
+    
+    @Inject(at = @At("TAIL"), method = "<init>")
+    private void init(CallbackInfo info) {
+        
+        Constants.LOG.info("This line is printed by an example mod common mixin!");
+        Constants.LOG.info("MC Version: {}", Minecraft.getInstance().getVersionType());
+    }
+}

common/src/main/resources/examplemod.mixins.json

@@ -0,0 +1,18 @@
+{
+    "required": true,
+    "minVersion": "0.8",
+    "package": "com.example.examplemod.mixin",
+    "refmap": "${mod_id}.refmap.json",
+    "compatibilityLevel": "JAVA_17",
+    "mixins": [
+    ],
+    "client": [
+        "MixinMinecraft"
+    ],
+    "server": [
+    ],
+    "injectors": {
+        "defaultRequire": 1
+    }
+}
+

fabric/build.gradle

@@ -17,6 +17,9 @@ dependencies {
 }
 
 loom {
+    mixin {
+        defaultRefmapName.set("${mod_id}.refmap.json")
+    }
     runs {
         client {
             client()

fabric/src/main/java/com/example/examplemod/mixin/MixinTitleScreen.java

@@ -9,13 +9,12 @@ import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(TitleScreen.class)
-public class ExampleMixin {
+public class MixinTitleScreen {
     
     @Inject(at = @At("HEAD"), method = "init()V")
     private void init(CallbackInfo info) {
         
         Constants.LOG.info("This line is printed by an example mod mixin from Fabric!");
         Constants.LOG.info("MC Version: {}", Minecraft.getInstance().getVersionType());
-        Constants.LOG.info("Classloader: {}", this.getClass().getClassLoader());
     }
 }

fabric/src/main/resources/examplemod.fabric.mixins.json

@@ -2,11 +2,14 @@
     "required": true,
     "minVersion": "0.8",
     "package": "com.example.examplemod.mixin",
+    "refmap": "${mod_id}.refmap.json",
     "compatibilityLevel": "JAVA_17",
     "mixins": [
     ],
     "client": [
-      "ExampleMixin"
+        "MixinTitleScreen"
+    ],
+    "server": [
     ],
     "injectors": {
       "defaultRequire": 1

fabric/src/main/resources/fabric.mod.json

@@ -20,7 +20,8 @@
         ]
     },
     "mixins": [
-        "modid.mixins.json"
+        "examplemod.mixins.json",
+        "examplemod.fabric.mixins.json"
     ],
     "depends": {
         "fabricloader": ">=0.14",

forge/build.gradle

@@ -2,10 +2,18 @@ plugins {
     id 'idea'
     id 'maven-publish'
     id 'net.minecraftforge.gradle'
+    id 'org.spongepowered.mixin'
 }
 
 archivesBaseName = "${mod_name}-forge-${minecraft_version}"
 
+mixin {
+    add(sourceSets.main, "${mod_id}.refmap.json")
+
+    config("${mod_id}.mixins.json")
+    config("${mod_id}.forge.mixins.json")
+}
+
 minecraft {
     mappings channel: 'official', version: minecraft_version
     
@@ -67,6 +75,7 @@ sourceSets.main.resources.srcDir 'src/generated/resources'
 dependencies {
     minecraft "net.minecraftforge:forge:${minecraft_version}-${forge_version}"
     compileOnly project(":common")
+    annotationProcessor("org.spongepowered:mixin:0.8.5-SNAPSHOT:processor")
 }
 
 tasks.withType(JavaCompile) {

forge/src/main/java/com/example/examplemod/mixin/MixinTitleScreen.java

@@ -0,0 +1,20 @@
+package com.example.examplemod.mixin;
+
+import com.example.examplemod.Constants;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.screens.TitleScreen;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(TitleScreen.class)
+public class MixinTitleScreen {
+
+    @Inject(at = @At("HEAD"), method = "init()V")
+    private void init(CallbackInfo info) {
+
+        Constants.LOG.info("This line is printed by an example mod mixin from Forge!");
+        Constants.LOG.info("MC Version: {}", Minecraft.getInstance().getVersionType());
+    }
+}

forge/src/main/resources/examplemod.forge.mixins.json

@@ -0,0 +1,17 @@
+{
+    "required": true,
+    "minVersion": "0.8",
+    "package": "com.example.examplemod.mixin",
+    "refmap": "${mod_id}.refmap.json",
+    "compatibilityLevel": "JAVA_17",
+    "mixins": [
+    ],
+    "client": [
+        "MixinTitleScreen"
+    ],
+    "server": [
+    ],
+    "injectors": {
+        "defaultRequire": 1
+    }
+}

gradle.properties

@@ -16,7 +16,7 @@ fabric_loader_version=0.14.11
 # Mod options
 mod_name=MultiLoader
 mod_author=Jared
-mod_id=multiloader
+mod_id=examplemod
 
 # Gradle
 org.gradle.jvmargs=-Xmx3G