68 lines
2.7 KiB
Java

package io.github.twokilohertz;
import net.fabricmc.api.ModInitializer;
import net.minecraft.client.MinecraftClient;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.entity.player.PlayerInventory;
import net.minecraft.item.Item;
import net.minecraft.item.ItemPlacementContext;
import net.minecraft.item.ItemStack;
import net.minecraft.screen.slot.SlotActionType;
import org.lwjgl.glfw.GLFW;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
public class HotbarReplace implements ModInitializer {
public static final Logger LOGGER = LoggerFactory.getLogger("hotbarreplace");
private static final MinecraftClient client = MinecraftClient.getInstance();
private static final ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor();
@Override
public void onInitialize() {
LOGGER.info("HotbarReplace initialised");
}
public static void tryReplaceSlot(ItemPlacementContext context, Item item) {
// Return immediately if player is a spectator
PlayerEntity player = context.getPlayer();
if (player.isSpectator()) return;
// Creative inventories don't run out of anyway
if (player.getAbilities().creativeMode) return;
// Get reference to player's current inventory
PlayerInventory inventory = player.getInventory();
if (inventory == null) return;
// Return if the inventory is empty
if (inventory.isEmpty()) return;
// Attempt to find a stack of matching items
for (int i = 0; i < inventory.main.size(); i++) {
if (i == inventory.selectedSlot) continue;
ItemStack stack = inventory.main.get(i);
if (stack.isOf(item)) {
// Simulate moving the stack from one slot to another
if (client != null) {
client.interactionManager.clickSlot(player.currentScreenHandler.syncId, i, GLFW.GLFW_MOUSE_BUTTON_1, SlotActionType.PICKUP, player);
// Wait 50 seconds (on another thread) before attempting to move the new stack
// The magic number 36 is the offset to get the hotbar slotId
scheduler.schedule(() -> {
client.interactionManager.clickSlot(player.currentScreenHandler.syncId, inventory.selectedSlot + 36, GLFW.GLFW_MOUSE_BUTTON_1, SlotActionType.PICKUP, player);
}, 50, TimeUnit.MILLISECONDS);
}
return;
}
}
}
}