package de.fgtech.pomo4ka.AuthMe.InventoryCache;

import java.io.File;
import java.io.FileWriter;
import java.util.Scanner;

import org.bukkit.inventory.ItemStack;

import de.fgtech.pomo4ka.AuthMe.Parameters.Settings;
import java.util.ArrayList;

public class FlatfileCache {

    public FlatfileCache() {
        final File folder = new File(Settings.CACHE_FOLDER);
        if (!folder.exists()) {
            folder.mkdirs();
        }
    }

    public void createCache(String playername, InventoryArmour invarm) {
        final File file = new File(Settings.CACHE_FOLDER + "/" + playername
                + ".cache");

        if (file.exists()) {
            return;
        }

        FileWriter writer = null;
        try {
            file.createNewFile();

            writer = new FileWriter(file);

            ItemStack[] invstack = invarm.getInventory();

            for (int i = 0; i < invstack.length; i++) {

                int itemid = 0;
                int amount = 0;
                int durability = 0;

                if (invstack[i] != null) {
                    itemid = invstack[i].getTypeId();
                    amount = invstack[i].getAmount();
                    durability = invstack[i].getDurability();
                }

                writer.write("i" + ":" + itemid + ":" + amount + ":"
                        + durability + "\r\n");
                writer.flush();
            }

            ItemStack[] wearstack = invarm.getArmour();

            for (int i = 0; i < wearstack.length; i++) {
                int itemid = 0;
                int amount = 0;
                int durability = 0;

                if (wearstack[i] != null) {
                    itemid = wearstack[i].getTypeId();
                    amount = wearstack[i].getAmount();
                    durability = wearstack[i].getDurability();
                }

                writer.write("w" + ":" + itemid + ":" + amount + ":"
                        + durability + "\r\n");
                writer.flush();
            }

            writer.close();
        } catch (final Exception e) {
            e.printStackTrace();
        }
    }

    public InventoryArmour readCache(String playername) {
        final File file = new File(Settings.CACHE_FOLDER + "/" + playername
                + ".cache");

        ArrayList<ItemStack> stacki = new ArrayList<ItemStack>();
        ArrayList<ItemStack> stacka = new ArrayList<ItemStack>();

        if (!file.exists()) {
            return new InventoryArmour(stacki.toArray(new ItemStack[0]), stacka.toArray(new ItemStack[0]));
        }

        Scanner reader = null;
        try {
            reader = new Scanner(file);

            while (reader.hasNextLine()) {
                final String line = reader.nextLine();

                if (!line.contains(":")) {
                    continue;
                }

                final String[] in = line.split(":");

                if (in.length != 4) {
                    continue;
                }
                if (!in[0].equals("i") && !in[0].equals("w")) {
                    continue;
                }

                if (in[0].equals("i")) {
                    stacki.add(new ItemStack(Integer.parseInt(in[1]),
                            Integer.parseInt(in[2]), Short.parseShort((in[3]))));
                } else {
                    stacka.add(new ItemStack(Integer.parseInt(in[1]),
                            Integer.parseInt(in[2]), Short.parseShort((in[3]))));
                }

            }
        } catch (final Exception e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                reader.close();
            }
        }
        return new InventoryArmour(stacki.toArray(new ItemStack[0]), stacka.toArray(new ItemStack[0]));
    }

    public void removeCache(String playername) {
        final File file = new File(Settings.CACHE_FOLDER + "/" + playername
                + ".cache");

        if (file.exists()) {
            file.delete();
        }
    }

    public boolean doesCacheExist(String playername) {
        final File file = new File(Settings.CACHE_FOLDER + "/" + playername
                + ".cache");

        if (file.exists()) {
            return true;
        }
        return false;
    }

}