package com.prabhatpie.prabhatsmpassentials.inventory.impl; import com.cryptomorin.xseries.XMaterial; import com.cryptomorin.xseries.XSound; import com.prabhatpie.prabhatsmpassentials.PrabhatSMPEssentials; import com.prabhatpie.prabhatsmpassentials.inventory.InventoryButton; import com.prabhatpie.prabhatsmpassentials.inventory.InventoryGUI; import com.prabhatpie.prabhatsmpassentials.managers.ShopCategory; import com.prabhatpie.prabhatsmpassentials.managers.ShopItem; import com.prabhatpie.prabhatsmpassentials.utils.ItemBuilder; import com.prabhatpie.prabhatsmpassentials.utils.MessageUtil; import org.bukkit.Bukkit; import org.bukkit.entity.EntityType; import org.bukkit.entity.Player; import org.bukkit.inventory.Inventory; import org.bukkit.inventory.ItemStack; import java.util.ArrayList; import java.util.List; public class ShopCategoryGUI extends InventoryGUI { private final PrabhatSMPEssentials plugin; private final ShopCategory category; private final int page; private static final int ITEMS_PER_PAGE = 28; public ShopCategoryGUI(PrabhatSMPEssentials plugin, ShopCategory category) { this(plugin, category, 0); } public ShopCategoryGUI(PrabhatSMPEssentials plugin, ShopCategory category, int page) { this.plugin = plugin; this.category = category; this.page = page; } @Override protected Inventory createInventory() { return Bukkit.createInventory(null, 54, MessageUtil.color("&6&lShop &8| " + category.getName())); } @Override public void decorate(Player player) { clearButtons(); getInventory().clear(); ItemStack filler = new ItemBuilder(XMaterial.matchXMaterial("GRAY_STAINED_GLASS_PANE") .map(XMaterial::parseItem).orElse(new ItemStack(org.bukkit.Material.AIR))) .name(" ").build(); for (int i = 45; i < 54; i++) { addButton(i, new InventoryButton().creator(p -> filler).consumer(e -> {})); } List items = category.getItems(); int totalPages = Math.max(1, (int) Math.ceil((double) items.size() / ITEMS_PER_PAGE)); int currentPage = Math.min(page, totalPages - 1); int start = currentPage * ITEMS_PER_PAGE; int end = Math.min(start + ITEMS_PER_PAGE, items.size()); int[] slots = buildItemSlots(); for (int i = start; i < end; i++) { final ShopItem shopItem = items.get(i); int slot = slots[i - start]; String sym = plugin.getEconomyManager().getCurrencySymbol(); addButton(slot, new InventoryButton() .creator(p -> { ItemStack icon = XMaterial.matchXMaterial(shopItem.getMaterial().name()) .map(XMaterial::parseItem).orElse(null); if (icon == null) icon = new ItemStack(org.bukkit.Material.STONE); List lore = new ArrayList<>(); if (shopItem.isSpawner()) { lore.add(MessageUtil.color("&7Type: &e" + shopItem.getSpawnerType())); } lore.add(MessageUtil.color("&7Amount: &f" + shopItem.getAmount())); lore.add(""); if (shopItem.isBuyable()) lore.add(MessageUtil.color("&aBuy: &6" + sym + String.format("%.2f", shopItem.getBuyPrice()))); if (shopItem.isSellable()) lore.add(MessageUtil.color("&cSell: &6" + sym + String.format("%.2f", shopItem.getSellPrice()))); lore.add(""); if (shopItem.isBuyable()) lore.add(MessageUtil.color("&eLeft-click to buy")); if (shopItem.isSellable()) lore.add(MessageUtil.color("&eRight-click to sell (from hand)")); return new ItemBuilder(icon).lore(lore).build(); }) .consumer(event -> { Player clicker = (Player) event.getWhoClicked(); boolean isRightClick = event.getClick().isRightClick(); if (isRightClick) { handleSell(clicker, shopItem); } else { handleBuy(clicker, shopItem); } })); } final int prevP = currentPage - 1; final int nextP = currentPage + 1; final int cur = currentPage; final int tot = totalPages; addButton(45, new InventoryButton() .creator(p -> cur > 0 ? new ItemBuilder(XMaterial.matchXMaterial("ARROW").map(XMaterial::parseItem).orElse(filler)).name("&a&lPrevious Page").lore("&7Page " + cur + "/" + tot).build() : new ItemBuilder(XMaterial.matchXMaterial("GRAY_DYE").map(XMaterial::parseItem).orElse(filler)).name("&7Previous Page").build()) .consumer(event -> { if (cur <= 0) return; Player clicker = (Player) event.getWhoClicked(); plugin.getGuiManager().openGUI(new ShopCategoryGUI(plugin, category, prevP), clicker); })); addButton(49, new InventoryButton() .creator(p -> new ItemBuilder(XMaterial.matchXMaterial("ARROW").map(XMaterial::parseItem).orElse(filler)) .name("&c&lBack to Shop") .lore("&7Return to categories") .build()) .consumer(event -> { Player clicker = (Player) event.getWhoClicked(); plugin.getGuiManager().openGUI(new ShopGUI(plugin), clicker); })); addButton(53, new InventoryButton() .creator(p -> cur < tot - 1 ? new ItemBuilder(XMaterial.matchXMaterial("ARROW").map(XMaterial::parseItem).orElse(filler)).name("&a&lNext Page").lore("&7Page " + (cur + 2) + "/" + tot).build() : new ItemBuilder(XMaterial.matchXMaterial("GRAY_DYE").map(XMaterial::parseItem).orElse(filler)).name("&7Next Page").build()) .consumer(event -> { if (cur >= tot - 1) return; Player clicker = (Player) event.getWhoClicked(); plugin.getGuiManager().openGUI(new ShopCategoryGUI(plugin, category, nextP), clicker); })); super.decorate(player); } private void handleBuy(Player player, ShopItem shopItem) { if (!shopItem.isBuyable()) { MessageUtil.send(player, "&cThis item is not available for purchase."); return; } double price = shopItem.getBuyPrice(); String sym = plugin.getEconomyManager().getCurrencySymbol(); if (!plugin.getEconomyManager().has(player.getUniqueId(), price)) { MessageUtil.send(player, "&cYou need &6" + sym + String.format("%.2f", price) + " &cto buy this."); return; } ItemStack purchase; if (shopItem.isSpawner()) { try { EntityType entityType = EntityType.valueOf(shopItem.getSpawnerType()); purchase = plugin.getSpawnerManager().createSpawnerItem(entityType); } catch (Exception e) { purchase = XMaterial.matchXMaterial(shopItem.getMaterial().name()) .map(XMaterial::parseItem).orElse(null); } } else { purchase = XMaterial.matchXMaterial(shopItem.getMaterial().name()) .map(XMaterial::parseItem).orElse(null); } if (purchase == null) { MessageUtil.send(player, "&cItem could not be retrieved. Contact an admin."); return; } purchase.setAmount(shopItem.getAmount()); plugin.getEconomyManager().withdraw(player.getUniqueId(), price); player.getInventory().addItem(purchase).forEach((slot, leftover) -> player.getWorld().dropItemNaturally(player.getLocation(), leftover)); MessageUtil.send(player, "&aPurchased &e" + shopItem.getMaterial().name().toLowerCase().replace('_', ' ') + " &afor &6" + sym + String.format("%.2f", price) + "&a."); XSound.matchXSound("ENTITY_PLAYER_LEVELUP").ifPresent(s -> s.play(player)); } private void handleSell(Player player, ShopItem shopItem) { if (!shopItem.isSellable()) { MessageUtil.send(player, "&cThis item cannot be sold."); return; } ItemStack hand = player.getInventory().getItemInMainHand(); if (hand.getType().isAir()) { MessageUtil.send(player, "&cYou are not holding any item."); return; } XMaterial handMat = XMaterial.matchXMaterial(hand.getType()); if (handMat != shopItem.getMaterial()) { MessageUtil.send(player, "&cHold the correct item to sell it here."); return; } double total = shopItem.getSellPrice() * hand.getAmount(); String sym = plugin.getEconomyManager().getCurrencySymbol(); hand.setAmount(0); player.getInventory().setItemInMainHand(hand); plugin.getEconomyManager().deposit(player.getUniqueId(), total); MessageUtil.send(player, "&aSold for &6" + sym + String.format("%.2f", total) + "&a!"); XSound.matchXSound("ENTITY_EXPERIENCE_ORB_PICKUP").ifPresent(s -> s.play(player)); } private int[] buildItemSlots() { int[] slots = new int[ITEMS_PER_PAGE]; int idx = 0; for (int row = 0; row <= 3; row++) { for (int col = 1; col <= 7; col++) { if (idx < ITEMS_PER_PAGE) { slots[idx++] = row * 9 + col; } } } return slots; } }