Add "Pause for mace" checkbox to NoFallHack

Fixes #1012

src/main/java/net/wurstclient/hacks/NoFallHack.java

@@ -8,6 +8,7 @@
 package net.wurstclient.hacks;
 
 import net.minecraft.client.network.ClientPlayerEntity;
+import net.minecraft.item.Items;
 import net.minecraft.network.packet.c2s.play.PlayerMoveC2SPacket.OnGroundOnly;
 import net.wurstclient.Category;
 import net.wurstclient.SearchTags;
@@ -21,11 +22,16 @@ public final class NoFallHack extends Hack implements UpdateListener
 	private final CheckboxSetting allowElytra = new CheckboxSetting(
 		"Allow elytra", "description.wurst.setting.nofall.allow_elytra", false);
 
+	private final CheckboxSetting pauseForMace =
+		new CheckboxSetting("Pause for mace",
+			"description.wurst.setting.nofall.pause_for_mace", false);
+
 	public NoFallHack()
 	{
 		super("NoFall");
 		setCategory(Category.MOVEMENT);
 		addSetting(allowElytra);
+		addSetting(pauseForMace);
 	}
 
 	@Override
@@ -41,6 +47,9 @@ public String getRenderName()
 		if(player.isCreative())
 			return getName() + " (paused)";
 
+		if(pauseForMace.isChecked() && isHoldingMace(player))
+			return getName() + " (paused)";
+
 		return getName();
 	}
 
@@ -68,6 +77,10 @@ public void onUpdate()
 		boolean fallFlying = player.isFallFlying();
 		if(fallFlying && !allowElytra.isChecked())
 			return;
+
+		// pause when holding a mace, if enabled
+		if(pauseForMace.isChecked() && isHoldingMace(player))
+			return;
 
 		// ignore small falls that can't cause damage,
 		// unless CreativeFlight is enabled in survival mode
@@ -85,6 +98,11 @@ public void onUpdate()
 		player.networkHandler.sendPacket(new OnGroundOnly(true));
 	}
 
+	private boolean isHoldingMace(ClientPlayerEntity player)
+	{
+		return player.getMainHandStack().isOf(Items.MACE);
+	}
+
 	private boolean isFallingFastEnoughToCauseDamage(ClientPlayerEntity player)
 	{
 		return player.getVelocity().y < -0.5;

src/main/resources/assets/wurst/lang/en_us.json

@@ -146,7 +146,8 @@
   "description.wurst.hack.noclip": "Allows you to freely move through blocks.\nA block (e.g. sand) must fall on your head to activate it.\n\n§c§lWARNING:§r You will take damage while moving through blocks!",
   "description.wurst.hack.nocomcrash": "Lags and crashes servers using the Nocom exploit.\nDoes not work on Paper servers. Tested working on Vanilla, Spigot, and Fabric. Can be disabled by some AntiCheats.",
   "description.wurst.hack.nofall": "Protects you from fall damage.",
-  "description.wurst.setting.nofall.allow_elytra": "Also tries to prevent fall damage while you are flying with an elytra.\n\n§c§lWARNING:§r This can sometimes cause you to stop flying unexpectedly.",
+  "description.wurst.setting.nofall.allow_elytra": "Also tries to prevent fall damage while you are flying with an elytra.\n\n§c§lWARNING:§r This can sometimes cause you to stop flying unexpectedly.",
+  "description.wurst.setting.nofall.pause_for_mace": "Pauses NoFall when holding a mace, so that you can take advantage of the mace's fall distance bonus.\n\n§c§lWARNING:§r You will not be protected from fall damage while you are holding a mace. Also, switching to or away from a mace while you are already falling will interrupt your fall, potentially causing you to take damage.",
   "description.wurst.hack.nofireoverlay": "Blocks the overlay when you are on fire.\n\n§c§lWARNING:§r This can cause you to burn to death without noticing.",
   "description.wurst.hack.nofog": "Removes distance fog from the world.",
   "description.wurst.hack.nohurtcam": "Disables the shaking effect when you get hurt.",