Mixin

examples/mixins/PlayerListMixin.groovy

@@ -0,0 +1,17 @@
+
+import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraft.network.NetHandlerPlayServer;
+import net.minecraft.network.NetworkManager;
+import net.minecraft.util.text.TextComponentString;
+import net.minecraft.server.management.PlayerList
+
+@Mixin(value=PlayerList.class, remap=false)
+class PlayerListMixin {
+
+    @Inject(method = "initializeConnectionToPlayer", at = @At(value = "INVOKE",
+        target = "Lnet/minecraftforge/fml/common/FMLCommonHandler;firePlayerLoggedIn(Lnet/minecraft/entity/player/EntityPlayer;)V"))
+    void init(NetworkManager netManager, EntityPlayerMP playerIn, NetHandlerPlayServer nethandlerplayserver, CallbackInfo ci) {
+        playerIn.sendMessage(new TextComponentString("Player " + playerIn.getName() + " logged in"));
+    }
+
+}

examples/mixins/TestClassMixin.groovy

@@ -0,0 +1,14 @@
+
+import com.cleanroommc.groovyscript.TestClass
+import com.cleanroommc.groovyscript.api.GroovyLog
+
+@Mixin(value = TestClass.class, remap=false)
+class TestClassMixin {
+
+    @Inject(method = "sayHello", at = @At("HEAD"), cancellable = true)
+    private static void sayBye(CallbackInfo ci) {
+        GroovyLog.get().info("Bye from TestClassMixin");
+        ci.cancel();
+    }
+
+}

examples/runConfig.json

@@ -4,16 +4,8 @@
   "version": "1.0.0",
   "debug": true,
   "loaders": {
-    "preInit": [
-      "classes/",
-      "preInit/"
-    ],
-    "init": [
-      "init/"
-    ],
     "postInit": [
-      "postInit/",
-      "recipes/"
+      "test/"
     ]
   },
   "packmode": {

examples/test/main.groovy

@@ -0,0 +1,4 @@
+
+import com.cleanroommc.groovyscript.TestClass
+
+TestClass.sayHello()

src/main/java/com/cleanroommc/groovyscript/GroovyScript.java

@@ -114,6 +114,7 @@ public void onConstruction(FMLConstructionEvent event) {
         GroovyDeobfMapper.init();
         LinkGeneratorHooks.init();
         ReloadableRegistryManager.init();
+        ((GroovyLogImpl) GroovyLog.get()).setPassedEarly();
         GroovyScript.sandbox = new GroovyScriptSandbox();
         ModSupport.INSTANCE.setup(event.getASMHarvestedData());
 

src/main/java/com/cleanroommc/groovyscript/TestClass.java

@@ -0,0 +1,14 @@
+package com.cleanroommc.groovyscript;
+
+import com.cleanroommc.groovyscript.api.GroovyLog;
+
+public class TestClass {
+
+    static {
+        GroovyLog.get().info("Hello we are now initialising TestClass");
+    }
+
+    public static void sayHello() {
+        GroovyLog.get().info("Hello from TestClass");
+    }
+}

src/main/java/com/cleanroommc/groovyscript/command/GSCommand.java

@@ -65,7 +65,6 @@ public GSCommand() {
             sender.sendMessage(new TextComponentString("Applied the default GameRules to the current world."));
         }));
 
-
         addSubcommand(new SimpleCommand("wiki", (server, sender, args) -> sender.sendMessage(getTextForUrl("GroovyScript wiki", "Click to open wiki in browser", new TextComponentString("https://cleanroommc.com/groovy-script/"))), "doc", "docs", "documentation"));
 
         addSubcommand(new SimpleCommand("generateWiki", (server, sender, args) -> {

src/main/java/com/cleanroommc/groovyscript/core/GroovyScriptCore.java

@@ -1,5 +1,6 @@
 package com.cleanroommc.groovyscript.core;
 
+import com.cleanroommc.groovyscript.sandbox.MixinSandbox;
 import com.cleanroommc.groovyscript.sandbox.SandboxData;
 import com.google.common.collect.ImmutableList;
 import net.minecraftforge.common.ForgeVersion;
@@ -42,6 +43,7 @@ public void injectData(Map<String, Object> data) {
         source = (File) data.getOrDefault("coremodLocation", null);
         SandboxData.initialize((File) FMLInjectionData.data()[6], LOG);
         SideOnlyConfig.init();
+        MixinSandbox.loadMixins();
     }
 
     @Override
@@ -51,6 +53,6 @@ public String getAccessTransformerClass() {
 
     @Override
     public List<String> getMixinConfigs() {
-        return ImmutableList.of("mixin.groovyscript.json");
+        return ImmutableList.of("mixin.groovyscript.groovy.json", "mixin.groovyscript.json");
     }
 }

src/main/java/com/cleanroommc/groovyscript/core/GroovyScriptTransformer.java

@@ -19,6 +19,9 @@ public class GroovyScriptTransformer implements IClassTransformer {
     @Override
     public byte[] transform(String name, String transformedName, byte[] bytes) {
         if (bytes == null) return null;
+        if (transformedName.contains("PlayerLoggedInEvent") || transformedName.endsWith("PlayerList") || transformedName.endsWith("EntityPlayerMP") || transformedName.endsWith("NetworkManager") || transformedName.endsWith("NetHandlerPlayServer") || transformedName.endsWith("TextComponentString")) {
+            GroovyScriptCore.LOG.info("Loading class {}", transformedName);
+        }
         switch (name) {
             case InvokerHelperVisitor.CLASS_NAME: {
                 ClassWriter classWriter = new ClassWriter(0);

src/main/java/com/cleanroommc/groovyscript/core/mixin/groovy/ModuleNodeMixin.java

@@ -38,6 +38,7 @@ public void init(SourceUnit context, CallbackInfo ci) {
             // inject correct package declaration into script
             String packageName = rel.substring(0, i).replace('/', '.') + '.';
             this.packageNode = new PackageNode(packageName);
+            this.packageNode.setSynthetic(true);
         }
     }