package server.model.players;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import server.util.Misc;



/**
 * Handles all player player saving
 * @author Patrick van Elderen
 * @date Nov 26 2016 21:32 PM
 */
public class PlayerSave {

    /**
     * An executor service which saves accounts on its own thread
     */
    private static final ExecutorService executor = Executors.newCachedThreadPool();

    public static int loadGame(Player p, String playerName, String playerPass) {
        return loadGame(p, playerName, playerPass, false);
    }

    /**
	 * The log directory which we can use to log data
	 */
	public static final File LOG_DIRECTORY = new File("./data/characters/");

    /**
     * Loading
     *
     * @throws IOException
     */
	public static int loadGame(Player p, String playerName, String playerPass, boolean withoutPass) {
		playerName = playerName.toLowerCase();

		Path path = Paths.get(LOG_DIRECTORY.getPath(), playerName.charAt(0) + File.separator + playerName + ".txt");

		if (!Files.exists(path)) {
			try {
				Files.createDirectories(path.getParent());
				Files.createFile(path);
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

		try (BufferedReader reader = Files.newBufferedReader(path)) {
			int mode = 0;
			String line;
			while ((line = reader.readLine()) != null) {
				line = line.trim();
				int spot = line.indexOf("=");
				if (spot > -1) {

					String key = line.substring(0, spot).trim();
					String value = line.substring(spot + 1).trim();
					String[] values = value.split("\t");

					switch (mode) {
					case 1:
						if (key.equals("character-password")) {
							if (playerPass.equalsIgnoreCase(value) || Misc.basicEncrypt(playerPass).equals(value)) {
								playerPass = Misc.basicEncrypt(playerPass);
							} else {
								return 3;
							}
						}
						break;
					}
				}
			}
		} catch (IOException e) {
			e.printStackTrace();
		}
		return 13;
	}

    /**
     * Saves the account for a player
     *
     * @param player
     *            The {@link Player to save the account for
     */
    public static void saveGame(final Player player) {
        if (!player.saveFile || player.newPlayer || !player.saveCharacter) {
            return;
        }
        if (player.playerName == null || PlayerHandler.getPlayers().get(player.playerIndex) == null) {
            return;
        }
        writeData(player);
    }

    /**
     * Writes data to the character file
     *
     * @param p
     *            The {@link Player} to write the data for
     */
    public static void writeData(Player p) {
    	String username = p.playerName.toLowerCase();
        Path path = Paths.get(LOG_DIRECTORY.getPath(), username.charAt(0) + File.separator + username + ".txt");

		if (!Files.exists(path)) {
			try {
				Files.createDirectories(path.getParent());
				Files.createFile(path);
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

        try (BufferedWriter writer = Files.newBufferedWriter(path)) {




        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static boolean playerExists(String name) {
        File file = null;
        file = new File("./data/characters/" + name + ".txt");
        return file != null && file.exists();
    }

	public static ExecutorService getExecutor() {
		return executor;
	}
}