102 lines
3.2 KiB
Java
102 lines
3.2 KiB
Java
package net.citizensnpcs.trait.shop;
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import java.util.function.Consumer;
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import org.bukkit.Material;
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import org.bukkit.entity.Entity;
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import org.bukkit.entity.Player;
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import org.bukkit.inventory.ItemStack;
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import net.citizensnpcs.api.gui.InputMenus;
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import net.citizensnpcs.api.gui.InventoryMenuPage;
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import net.citizensnpcs.api.persistence.Persist;
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import net.citizensnpcs.util.InventoryMultiplexer;
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import net.citizensnpcs.util.Util;
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public class ExperienceAction extends NPCShopAction {
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@Persist
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public int exp;
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public ExperienceAction() {
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}
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public ExperienceAction(int cost) {
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exp = cost;
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}
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@Override
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public String describe() {
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return exp == 1 ? exp + " level" : exp + " levels";
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}
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@Override
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public int getMaxRepeats(Entity entity, InventoryMultiplexer inventory) {
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if (!(entity instanceof Player))
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return 0;
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return ((Player) entity).getLevel() / exp;
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}
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@Override
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public Transaction grant(Entity entity, InventoryMultiplexer inventory, int repeats) {
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if (!(entity instanceof Player))
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return Transaction.fail();
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Player player = (Player) entity;
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int amount = exp * repeats;
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return Transaction.create(() -> true, () -> {
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player.setLevel(player.getLevel() + amount);
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}, () -> {
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player.setLevel(player.getLevel() - amount);
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});
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}
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@Override
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public Transaction take(Entity entity, InventoryMultiplexer inventory, int repeats) {
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if (!(entity instanceof Player))
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return Transaction.fail();
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Player player = (Player) entity;
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int amount = exp * repeats;
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return Transaction.create(() -> (player.getLevel() >= amount), () -> {
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player.setLevel(player.getLevel() - amount);
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}, () -> {
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player.setLevel(player.getLevel() + amount);
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});
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}
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public static class ExperienceActionGUI implements GUI {
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@Override
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public InventoryMenuPage createEditor(NPCShopAction previous, Consumer<NPCShopAction> callback) {
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ExperienceAction action = previous == null ? new ExperienceAction() : (ExperienceAction) previous;
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return InputMenus.filteredStringSetter(() -> Integer.toString(action.exp), s -> {
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try {
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int result = Integer.parseInt(s);
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if (result < 0)
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return false;
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action.exp = result;
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} catch (NumberFormatException nfe) {
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return false;
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}
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callback.accept(action);
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return true;
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});
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}
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@Override
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public ItemStack createMenuItem(NPCShopAction previous) {
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String description = null;
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if (previous != null) {
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ExperienceAction old = (ExperienceAction) previous;
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description = old.describe();
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}
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return Util.createItem(Material.EXPERIENCE_BOTTLE, "XP Level", description);
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}
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@Override
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public boolean manages(NPCShopAction action) {
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return action instanceof ExperienceAction;
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}
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}
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} |