MinimalExample.java

package crashdive;

import org.spongepowered.api.plugin.Plugin;
import org.spongepowered.api.event.Listener;
import org.spongepowered.api.event.filter.cause.First;
import org.spongepowered.api.event.game.state.GameStartedServerEvent;
import org.spongepowered.api.Sponge;
import org.spongepowered.api.text.Text;
import org.spongepowered.api.data.key.Keys;
import org.spongepowered.api.data.type.DyeColors;
import org.spongepowered.api.data.type.HandTypes;
import org.spongepowered.api.entity.living.player.Player;
import org.spongepowered.api.event.item.inventory.ClickInventoryEvent;
import org.spongepowered.api.event.item.inventory.InteractItemEvent;
import org.spongepowered.api.item.ItemTypes;
import org.spongepowered.api.item.inventory.Inventory;
import org.spongepowered.api.item.inventory.InventoryArchetypes;
import org.spongepowered.api.item.inventory.ItemStack;
import org.spongepowered.api.item.inventory.Slot;
import org.spongepowered.api.item.inventory.property.InventoryTitle;
import org.spongepowered.api.item.inventory.property.SlotPos;
import org.spongepowered.api.item.inventory.transaction.SlotTransaction;

import com.google.inject.Inject;

import java.util.Optional;

import org.slf4j.Logger;

@Plugin(id = "crashdive_recipe_plan_fix", name = "Recipe Plan Fix", version = "0.1.0", description = "Bypasses the need for a project bench to program a recipe plan")
public class RecipePlanFixPlugin {
    
    @Inject
    private Logger logger;

    @Listener
    public void onServerStart(GameStartedServerEvent event) {
        logger.info("[RecipePlanFix] Started!");
    }
    
    public void callback(ClickInventoryEvent event) {
        Sponge.getServer().getBroadcastChannel().send(Text.of("======[ Slot values ]======"));
        Optional<Slot> slot = event.getSlot();
        String msgString;
        if (!slot.isPresent()) {
            msgString = "No slot value";
        } else {
            Optional<SlotPos> pos = slot.get().getInventoryProperty(SlotPos.class);
            if (!pos.isPresent()) {
                msgString = "[event.getSlot()] No position value was given";
            } else {
                msgString = "[event.getSlot()] Slot position (x, y): (" + String.valueOf(pos.get().getX()) + ", " + String.valueOf(pos.get().getY()) + ")";
            }
        }        
        Sponge.getServer().getBroadcastChannel().send(Text.of(msgString));
    }

    @Listener
    public void onRightClick(InteractItemEvent event, @First Player player) {
        // Obtain item
        Optional<ItemStack> item = player.getItemInHand(HandTypes.MAIN_HAND);
        if (!item.isPresent()) {
            return;
        }
        String id = item.get().getType().getId();
        if (!id.equals("projectred-expansion:plan")) {
            return;
        }

        // Create an inventory
        Inventory craftingMenu = Inventory.builder()
            .of(InventoryArchetypes.DOUBLE_CHEST)
            .property(InventoryTitle.PROPERTY_NAME, InventoryTitle.of(Text.of("Configure Recipe Plan")))
            .withCarrier(player)
            .listener(ClickInventoryEvent.class, this::callback)
            .build(this);
        player.openInventory(craftingMenu);

        // Fill chest with black glass panes
        Iterable<Slot> slots = craftingMenu.slots();
        for (Slot slot : slots) {
            ItemStack stackToInsert = ItemStack.of(ItemTypes.STAINED_GLASS_PANE, 1);
            stackToInsert.offer(Keys.DYE_COLOR, DyeColors.BLACK);
            stackToInsert.offer(Keys.DISPLAY_NAME, Text.of(""));
            slot.set(stackToInsert);
        }
    }

}