package com.fastshop.gui import com.fastshop.FastShopPlugin import com.fastshop.session.BuySession import com.fastshop.shop.ShopCategory import net.kyori.adventure.text.Component import net.kyori.adventure.text.minimessage.MiniMessage import net.kyori.adventure.text.serializer.plain.PlainTextComponentSerializer import org.bukkit.Bukkit import org.bukkit.Material import org.bukkit.Sound import org.bukkit.entity.Player import org.bukkit.inventory.Inventory import org.bukkit.inventory.ItemStack import org.bukkit.scheduler.BukkitRunnable import java.text.NumberFormat class GuiManager(private val plugin: FastShopPlugin) { private val mm = MiniMessage.miniMessage() private val plain = PlainTextComponentSerializer.plainText() // ────────────────────────────────────────────────────────────── // Helpers // ────────────────────────────────────────────────────────────── private fun formatPrice(amount: Int): String = NumberFormat.getNumberInstance().format(amount) private fun toSmallCaps(input: String): String { val normal = "abcdefghijklmnopqrstuvwxyz" val smallCap = "ᴀʙᴄᴅᴇꜰɢʜɪᴊᴋʟᴍɴᴏᴘqʀꜱᴛᴜᴠᴡxʏᴢ" return input.lowercase().map { c -> val i = normal.indexOf(c) if (i >= 0) smallCap[i] else c }.joinToString("") } private fun buildItem(material: Material, amount: Int, name: Component, vararg lore: Component): ItemStack { val stack = ItemStack(material, amount.coerceAtLeast(1)) val meta = stack.itemMeta meta.displayName(name) if (lore.isNotEmpty()) meta.lore(lore.toList()) stack.itemMeta = meta return stack } private fun buildItem(material: Material, name: Component, vararg lore: Component): ItemStack = buildItem(material, 1, name, *lore) fun playSound(player: Player, type: String) { val soundName = plugin.configManager.getSoundName(type) val volume = plugin.configManager.getSoundVolume(type) val pitch = plugin.configManager.getSoundPitch(type) try { val sound = Sound.valueOf(soundName.replace(".", "_").uppercase()) player.playSound(player.location, sound, volume, pitch) } catch (_: IllegalArgumentException) { // Gracefully ignore unknown sound names } } // ────────────────────────────────────────────────────────────── // Main Shop // ────────────────────────────────────────────────────────────── fun openMainShop(player: Player) { val holder = MainShopHolder() val inv = Bukkit.createInventory(holder, 27, mm.deserialize("ꜱʜᴏᴘ")) holder.init(inv) inv.setItem(11, buildItem(Material.END_STONE, mm.deserialize("<#00F986>ᴇɴᴅ"), mm.deserialize("Click to view the End shop"))) inv.setItem(12, buildItem(Material.NETHERRACK, mm.deserialize("<#00F986>ɴᴇᴛʜᴇʀ"), mm.deserialize("Click to view the Nether shop"))) inv.setItem(13, buildItem(Material.TOTEM_OF_UNDYING,mm.deserialize("<#00F986>ɢᴇᴀʀ"), mm.deserialize("Click to view the Gear shop"))) inv.setItem(14, buildItem(Material.COOKED_BEEF, mm.deserialize("<#00F986>ꜰᴏᴏᴅ"), mm.deserialize("Click to view the Food shop"))) player.openInventory(inv) } // ────────────────────────────────────────────────────────────── // Category Shops // ────────────────────────────────────────────────────────────── fun openCategoryShop(player: Player, category: ShopCategory) { val holder = CategoryShopHolder(category) val inv = Bukkit.createInventory(holder, 27, mm.deserialize(category.displayTitle)) holder.init(inv) inv.setItem(18, buildItem( Material.RED_STAINED_GLASS_PANE, mm.deserialize("ʙᴀᴄᴋ"), mm.deserialize("Click to return") )) for (itemDef in plugin.shopManager.getItemsByCategory(category)) { val price = plugin.shopManager.getPrice(itemDef) val stack = buildItem( itemDef.material, itemDef.defaultAmount, mm.deserialize("${itemDef.displayName}"), mm.deserialize("Buy Price: <#4FF750>$${formatPrice(price)}") ) inv.setItem(itemDef.slot, stack) } player.openInventory(inv) } // ────────────────────────────────────────────────────────────── // Buying GUI // ────────────────────────────────────────────────────────────── fun openBuyingGui(player: Player, session: BuySession) { val qty = session.quantity.coerceAtLeast(1) val totalCost = qty * session.price val maxStack = session.itemDef.material.maxStackSize val smallCapsName = toSmallCaps(session.itemDef.displayName) val title = mm.deserialize("ʙᴜʏɪɴɢ $smallCapsName") val holder = BuyingHolder(player.uniqueId) val inv = Bukkit.createInventory(holder, 27, title) holder.init(inv) populateBuyingGui(inv, session, qty, totalCost, maxStack) player.openInventory(inv) } private fun populateBuyingGui(inv: Inventory, session: BuySession, qty: Int, totalCost: Int, maxStack: Int) { inv.clear() val nameComp = mm.deserialize("${session.itemDef.displayName}") inv.setItem(13, buildItem( session.itemDef.material, qty, nameComp, mm.deserialize("Buy Price: <#4FF750>$${formatPrice(totalCost)}") )) if (maxStack > 1) { if (qty > 1) { inv.setItem(9, buildItem(Material.RED_STAINED_GLASS_PANE, maxStack, mm.deserialize("Remove $maxStack"))) inv.setItem(11, buildItem(Material.RED_STAINED_GLASS_PANE, mm.deserialize("Remove 1"))) } if (qty > 10) { inv.setItem(10, buildItem(Material.RED_STAINED_GLASS_PANE, 10, mm.deserialize("Remove 10"))) } if (qty < maxStack) { inv.setItem(15, buildItem(Material.LIME_STAINED_GLASS_PANE, mm.deserialize("Add 1"))) inv.setItem(17, buildItem(Material.LIME_STAINED_GLASS_PANE, maxStack, mm.deserialize("Set to $maxStack"))) if (maxStack - qty >= 10) { inv.setItem(16, buildItem(Material.LIME_STAINED_GLASS_PANE, 10, mm.deserialize("Add 10"))) } } } inv.setItem(21, buildItem( Material.RED_STAINED_GLASS_PANE, mm.deserialize("<#fd0100>ᴄᴀɴᴄᴇʟ"), mm.deserialize("Click to cancel") )) inv.setItem(23, buildItem( Material.LIME_STAINED_GLASS_PANE, mm.deserialize("<#01fc01>ᴄᴏɴꜰɪʀᴍ"), mm.deserialize("Click to buy") )) } // ────────────────────────────────────────────────────────────── // Purchase Logic // ────────────────────────────────────────────────────────────── /** * Attempts to execute one purchase for [player] based on their [session]. * Sends messages, plays sounds, deducts balance, gives items. * Returns true on success, false on failure (no money / no space). */ fun processPurchase(player: Player, session: BuySession): Boolean { val qty = session.quantity.coerceAtLeast(1) val totalCost = qty * session.price if (!hasInventorySpace(player, session.itemDef.material, qty)) { val msg = plugin.configManager.getMessage("inventory_full") player.sendMessage(msg) player.sendActionBar(msg) playSound(player, "purchase_fail") return false } if (!plugin.vaultHook.hasBalance(player, totalCost.toDouble())) { val msg = plugin.configManager.getMessage("not_enough_money") player.sendMessage(msg) player.sendActionBar(msg) playSound(player, "purchase_fail") return false } plugin.vaultHook.withdraw(player, totalCost.toDouble()) player.inventory.addItem(ItemStack(session.itemDef.material, qty)) session.lastPurchaseTime = System.currentTimeMillis() val rawMsg = plugin.configManager.getMessageRaw("purchase_successful") .replace("%amount%", qty.toString()) .replace("%item%", toSmallCaps(session.itemDef.displayName)) .replace("%price%", formatPrice(totalCost)) val msg = mm.deserialize(rawMsg) player.sendMessage(msg) player.sendActionBar(msg) playSound(player, "purchase_success") return true } /** * Starts the FastBuy repeating task for [player]. * Each tick interval another purchase is attempted silently. * The task terminates itself if the buying GUI is closed or purchase fails. */ fun startFastBuy(player: Player, session: BuySession, speedTicks: Int) { session.fastBuyTask?.cancel() session.fastBuyTask = object : BukkitRunnable() { override fun run() { if (!player.isOnline) { cancel(); return } val openHolder = player.openInventory.topInventory.holder if (openHolder !is BuyingHolder || openHolder.playerUUID != player.uniqueId) { cancel() session.fastBuyTask = null return } val current = plugin.sessionManager.getSession(player.uniqueId) if (current == null) { cancel(); return } val success = processPurchase(player, current) if (!success) { cancel() session.fastBuyTask = null // Navigate back to the category shop openCategoryShop(player, current.category) } } }.runTaskTimer(plugin, speedTicks.toLong(), speedTicks.toLong()) } private fun hasInventorySpace(player: Player, material: Material, amount: Int): Boolean { var remaining = amount for (slot in player.inventory.storageContents) { if (remaining <= 0) break when { slot == null -> remaining -= material.maxStackSize slot.type == material && slot.amount < slot.maxStackSize -> remaining -= (slot.maxStackSize - slot.amount) } } return remaining <= 0 } }