Allow most hostile entities to exist in peaceful

- Hostile entities won't be auto-deleted in peaceful mode
- Note, this doesn't mean hostile entities can spawn

src/main/java/com/vesui/peasymode/mixin/ModHostileEntity.java

@@ -0,0 +1,15 @@
+package com.vesui.peasymode.mixin;
+
+import net.minecraft.entity.mob.HostileEntity;
+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.CallbackInfoReturnable;
+
+@Mixin(HostileEntity.class)
+public abstract class ModHostileEntity {
+    @Inject(method = "isDisallowedInPeaceful", at = @At("HEAD"), cancellable = true, expect = 1)
+    protected void onIsDisallowedInPeaceful(CallbackInfoReturnable<Boolean> ci) {
+        ci.setReturnValue(false);
+    }
+}

src/main/resources/fabric.mod.json

@@ -3,7 +3,7 @@
   "id": "peasymode",
   "version": "${version}",
 
-  "name": "Peaceful Easy Mode",
+  "name": "Peasy Mode",
   "description": "Hostile mobs will no longer target you in easy mode. Allows you to get hostile mob drops but keep the difficulty of peaceful mode.",
   "authors": [
     "Vesui"

src/main/resources/peasymode.mixins.json

@@ -4,6 +4,7 @@
   "package": "com.vesui.peasymode.mixin",
   "compatibilityLevel": "JAVA_17",
   "mixins": [
+    "ModHostileEntity",
     "ModLivingEntity"
   ],
   "client": [