/
CitizensInventoryClickEvent.java
113 lines (96 loc) · 3.8 KB
/
CitizensInventoryClickEvent.java
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package net.citizensnpcs.api.gui;
import java.util.Arrays;
import org.bukkit.Material;
import org.bukkit.event.inventory.InventoryClickEvent;
import org.bukkit.inventory.ItemFlag;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import net.citizensnpcs.api.util.Messaging;
public class CitizensInventoryClickEvent extends InventoryClickEvent {
private final InventoryClickEvent event;
private final ItemStack result;
public CitizensInventoryClickEvent(InventoryClickEvent event, int pickupAmount) {
super(event.getView(), event.getSlotType(), event.getSlot(), event.getClick(), event.getAction(),
event.getHotbarButton());
this.event = event;
this.result = getResult(event, pickupAmount);
}
@Override
public ItemStack getCurrentItem() {
return event.getCurrentItem() == null || event.getCurrentItem().getType() == Material.AIR ? null
: event.getCurrentItem();
}
public ItemStack getCurrentItemNonNull() {
return event.getCurrentItem() == null ? new ItemStack(Material.AIR, 0) : event.getCurrentItem();
}
@Override
public ItemStack getCursor() {
return event.getCursor() == null || event.getCursor().getType() == Material.AIR ? null : event.getCursor();
}
public ItemStack getCursorNonNull() {
return event.getCursor() == null ? new ItemStack(Material.AIR, 0) : event.getCursor();
}
private ItemStack getResult(InventoryClickEvent event, int pickupAmount) {
ItemStack stack = event.getCurrentItem() == null || event.getCurrentItem().getType() == Material.AIR
? event.getCursor().clone()
: event.getCurrentItem().clone();
int formerAmount = event.getCurrentItem() == null || event.getCurrentItem().getType() == Material.AIR ? 0
: event.getCurrentItem().getAmount();
switch (event.getAction()) {
case PICKUP_ONE:
stack.setAmount(formerAmount - 1);
break;
case PICKUP_SOME:
stack.setAmount(formerAmount - pickupAmount);
break;
case PICKUP_HALF:
stack.setAmount((int) Math.floor(formerAmount / 2.0));
break;
case PICKUP_ALL:
stack = null;
break;
case PLACE_ALL:
case PLACE_SOME:
stack.setAmount(
Math.min(formerAmount + event.getCursor().getAmount(), stack.getType().getMaxStackSize()));
break;
case PLACE_ONE:
stack.setAmount(Math.min(formerAmount + 1, stack.getType().getMaxStackSize()));
break;
default:
event.setCancelled(true);
event.setResult(Result.DENY);
return null;
}
return stack;
}
public ItemStack getResultItem() {
return result;
}
public ItemStack getResultItemNonNull() {
return result == null ? new ItemStack(Material.AIR, 0) : result;
}
@Override
public void setCancelled(boolean cancel) {
event.setCancelled(cancel);
}
@Override
public void setCurrentItem(ItemStack item) {
event.setCurrentItem(item);
}
public void setCurrentItemDescription(String description) {
ItemMeta meta = getCurrentItem().getItemMeta();
meta.addItemFlags(ItemFlag.HIDE_ATTRIBUTES);
meta.setLore(Arrays.asList(Messaging.parseComponents(description).split("\n")));
event.getCurrentItem().setItemMeta(meta);
}
@Override
@SuppressWarnings("deprecation")
public void setCursor(ItemStack cursor) {
event.setCursor(cursor);
}
@Override
public void setResult(Result result) {
event.setResult(result);
}
}