package cn.citycraft.ProtectItem.utils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map.Entry;
import java.util.Set;

import org.bukkit.Material;
import org.bukkit.command.CommandSender;
import org.bukkit.configuration.ConfigurationSection;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;

import cn.citycraft.PluginHelper.config.FileConfig;
import cn.citycraft.PluginHelper.utils.LocalUtil;
import cn.citycraft.ProtectItem.ProtectItem;

public class ItemManager {
	FileConfig itemconfig;
	HashMap<String, ArrayList<ActionType>> itemlist = new HashMap<String, ArrayList<ActionType>>();
	ProtectItem plugin;

	public ItemManager(final ProtectItem main) {
		plugin = main;
		itemconfig = new FileConfig(plugin, "banitems.yml");
		final ConfigurationSection cfg = itemconfig.getConfigurationSection("banitems");
		if (cfg != null) {
			final Set<String> items = itemconfig.getConfigurationSection("banitems").getKeys(false);
			if (items != null) {
				for (final String banitem : items) {
					final ArrayList<ActionType> actlist = new ArrayList<ActionType>();
					for (final String action : itemconfig.getStringList("banitems." + banitem)) {
						try {
							final ActionType act = Enum.valueOf(ActionType.class, action);
							actlist.add(act);
						} catch (final Exception e) {
						}
					}
					itemlist.put(banitem, actlist);
				}
			}
		}
	}

	public void banItem(final ItemStack item) {
		banItem(item, ActionType.values());
	}

	public void banItem(final ItemStack item, final ActionType... action) {
		final String itemname = getItemName(item);
		if (itemlist.containsKey(itemname)) {
			final ArrayList<ActionType> actlist = itemlist.get(itemname);
			final ArrayList<ActionType> addactlist = new ArrayList<ActionType>();
			for (final ActionType actionType : actlist) {
				if (!actlist.contains(action)) {
					addactlist.add(actionType);
				}
			}
			actlist.addAll(addactlist);
			itemlist.put(itemname, actlist);
		} else {
			itemlist.put(itemname, new ArrayList<>(Arrays.asList(action)));
		}
		this.saveConfig();
	}

	public boolean canAction(final ItemStack i, final ActionType action) {
		if (i == null || i.getType() == Material.AIR) {
			return true;
		}
		final String itemname = getItemName(i);
		final List<ActionType> actlist = itemlist.get(itemname);
		if (actlist == null) {
			return true;
		}
		final Boolean result = actlist.contains(action);
		return result ? false : true;
	}

	public String getItemName(final ItemStack i) {
		return LocalUtil.getItemType(i);
	}

	public boolean hasActionPerm(final Player p, final ItemStack i, final ActionType action) {
		final String itemname = getItemName(i);
		final String perm = String.format("pi.%s.%s", itemname, action.toString().toLowerCase());
		return p.hasPermission("pi" + itemname + ".*") ? true : p.hasPermission(perm);
	}

	public void saveConfig() {
		final HashMap<String, List<String>> banlist = new HashMap<String, List<String>>();
		for (final Entry<String, ArrayList<ActionType>> banitem : itemlist.entrySet()) {
			final List<String> actlist = new ArrayList<String>();
			for (final ActionType act : banitem.getValue()) {
				actlist.add(act.toString());
			}
			banlist.put(banitem.getKey(), actlist);
		}
		itemconfig.set("banitems", banlist);
		itemconfig.save();
	}

	public void sendBanList(final CommandSender sender) {
		sender.sendMessage("§6服务器已禁封的物品如下:");
		sender.sendMessage("§a物品           §c操作");
		for (final Entry<String, ArrayList<ActionType>> item : itemlist.entrySet()) {
			String acts = "";
			for (final ActionType act : item.getValue()) {
				acts += act.getName() + " ";
			}
			sender.sendMessage("§a" + LocalUtil.getItemName(item.getKey()) + " §c " + acts);
		}
	}

	public void unBanItem(final ItemStack item) {
		final String itemname = getItemName(item);
		itemlist.remove(itemname);
		this.saveConfig();
	}

	public void unBanItem(final ItemStack item, final ActionType... action) {
		final String itemname = getItemName(item);
		if (itemlist.containsKey(itemname)) {
			final ArrayList<ActionType> actlist = itemlist.get(itemname);
			actlist.removeAll(Arrays.asList(action));
			itemlist.put(itemname, actlist);
		}
		this.saveConfig();
	}

}