Expand Avoid with more features (renamed to Prevent) (#432)

* Expand Avoid with more features

* Renamed Avoid to Prevent
* Added an option for dragon eggs, and void
* Added mixin cancelling particles from spawning when clicking the egg

* Fix typo

src/main/java/com/lambda/mixin/world/MixinBlockDragonEgg.java

@@ -0,0 +1,21 @@
+package com.lambda.mixin.world;
+
+import com.lambda.client.module.modules.movement.Prevent;
+import net.minecraft.block.BlockDragonEgg;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+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(BlockDragonEgg.class)
+public class MixinBlockDragonEgg {
+    @Inject(method = "teleport", at = @At("HEAD"), cancellable = true)
+    public void onTeleport(World worldIn, BlockPos pos, CallbackInfo ci) {
+        // if prevent is enabled, and the dragon egg setting is toggled, cancel the "teleport" function, so no particles spawn
+        if (Prevent.INSTANCE.isEnabled() && Prevent.INSTANCE.getDragonEgg()) {
+            ci.cancel();
+        }
+    }
+}

src/main/java/com/lambda/mixin/world/MixinGetCollisionBB.java

@@ -1,6 +1,6 @@
 package com.lambda.mixin.world;
 
-import com.lambda.client.module.modules.movement.Avoid;
+import com.lambda.client.module.modules.movement.Prevent;
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockAir;
 import net.minecraft.block.BlockCactus;
@@ -23,11 +23,12 @@ public class MixinGetCollisionBB {
 
     @Inject(method = "getCollisionBoundingBox", at = @At("HEAD"), cancellable = true)
     private void getCollisionBoundingBox(IBlockState blockState, IBlockAccess worldIn, BlockPos pos, CallbackInfoReturnable<AxisAlignedBB> cir) {
-        if (mc.world != null && Avoid.INSTANCE.isEnabled()) {
+        if (mc.world != null && Prevent.INSTANCE.isEnabled()) {
             Block checkBlock = getBlock(pos);
-            if ((checkBlock.equals(Blocks.FIRE) && Avoid.INSTANCE.getFire()) ||
-                (checkBlock.equals(Blocks.CACTUS) && Avoid.INSTANCE.getCactus()) ||
-                ((!mc.world.isBlockLoaded(pos, false) || pos.getY() < 0) && Avoid.INSTANCE.getUnloaded())) {
+            if ((checkBlock.equals(Blocks.FIRE) && Prevent.INSTANCE.getFire()) ||
+                (checkBlock.equals(Blocks.CACTUS) && Prevent.INSTANCE.getCactus()) ||
+                (!mc.world.isBlockLoaded(pos, false) && Prevent.INSTANCE.getUnloaded()) ||
+                (pos.getY() < 0 && Prevent.INSTANCE.getVoid())) {
                 cir.cancel();
                 cir.setReturnValue(Block.FULL_BLOCK_AABB);
             }

src/main/kotlin/com/lambda/client/module/modules/movement/Prevent.kt

@@ -0,0 +1,38 @@
+package com.lambda.client.module.modules.movement
+
+import com.lambda.client.event.events.PacketEvent
+import com.lambda.client.module.Category
+import com.lambda.client.module.Module
+import com.lambda.client.util.threads.safeListener
+import net.minecraft.init.Blocks
+import net.minecraft.network.play.client.CPacketPlayerDigging
+import net.minecraft.network.play.client.CPacketPlayerTryUseItemOnBlock
+
+object Prevent : Module(
+    name = "Prevent",
+    description = "Prevents contact with certain objects",
+    category = Category.MOVEMENT
+) {
+    val fire by setting("Fire", true, description = "Prevents you from touching fire by making the hitbox solid")
+    val cactus by setting("Cactus", true, description = "Prevents you from taking cactus damage by slightly expanding its hitbox")
+    val unloaded by setting("Unloaded Chunks", true, description = "Prevents you from entering unloaded chunks")
+    val void by setting("Void", true, description = "Prevents you from entering Y levels below zero")
+    val dragonEgg by setting("Dragon Egg", true, description = "Prevents you from teleporting dragon eggs")
+
+    init {
+        safeListener<PacketEvent.Send> {
+            if (dragonEgg) {
+                when (it.packet) {
+                    is CPacketPlayerTryUseItemOnBlock -> {
+                        if (world.getBlockState(it.packet.pos).block == Blocks.DRAGON_EGG) it.cancel()
+                    }
+
+                    is CPacketPlayerDigging -> {
+                        if (world.getBlockState(it.packet.position).block == Blocks.DRAGON_EGG) it.cancel()
+                    }
+                }
+            }
+
+        }
+    }
+}

src/main/resources/mixins.lambda.json

@@ -75,6 +75,7 @@
     "render.MixinViewFrustum",
     "render.MixinVisGraph",
     "world.MixinBlock",
+    "world.MixinBlockDragonEgg",
     "world.MixinBlockFluidRenderer",
     "world.MixinBlockLiquid",
     "world.MixinBlockModelRenderer",