import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.UUID;

import org.bukkit.Bukkit;
import org.bukkit.plugin.java.JavaPlugin;

import net.themikishou.zcore.basic.User;
import net.themikishou.zcore.listeners.PlayerJoin;
import net.themikishou.zcore.utils.UserUtils;


public class ZCore extends JavaPlugin {

	private Connection conn;

	public void onEnable(){
		checkTable();
		try {
			loadData();
		} catch (SQLException e) {
			e.printStackTrace();
		}
		Bukkit.getServer().getPluginManager().registerEvents(new PlayerJoin(), this);

	}

	public void onDisable(){
		try {
			saveData();
		} catch (SQLException e) {
			e.printStackTrace();
		}
	}

	private void checkTable(){
		openConnection();
		StringBuilder sb = new StringBuilder();
		sb.append("create table if not exists users(");
		sb.append("uuid varchar(100) not null,");
		sb.append("name varchar(50) not null,");
		sb.append("rank int not null,");
		sb.append("kills int not null,");
		sb.append("deaths int not null,");
		sb.append("recs int not null,");
		sb.append("badges int not null,");
		sb.append("stone int not null,");
		sb.append("apples int not null,");
		sb.append("money int not null,");
		sb.append("level int not null,");
		sb.append("points int not null");
		sb.append("primary key(uuid));");
		try {
			conn.createStatement().executeUpdate(sb.toString());
		} catch (SQLException e) {
			e.printStackTrace();
		}
	    closeConnection();
	}

	private void loadData() throws SQLException{
		openConnection();
		int i = 0;
		ResultSet rs = conn.createStatement().executeQuery("SELECT * FROM `users`");
		while(rs.next()){
			User u = User.get(UUID.fromString(rs.getString("uuid")));
			u.setName(rs.getString("name"));
			u.setKills(rs.getInt("kills"));
			u.setDeaths(rs.getInt("deaths"));
			u.setRecs(rs.getInt("recs"));
			u.setBadges(rs.getInt("badges"));
			u.setMoney(rs.getInt("money"));
			u.setApples(rs.getInt("apples"));
			u.setLevel(rs.getInt("level"));
			u.setPoints(rs.getInt("points"));
			i++;

		}
		Bukkit.getConsoleSender().sendMessage("§a§lLoaded §6§l" + i + " §a§lusers");
		closeConnection();
	}

	private void saveData() throws SQLException{
		openConnection();
		int i = 0;
		for(User u : UserUtils.getUsers()){
			StringBuilder sb = new StringBuilder();
			sb.append("INSERT INTO users (uuid, name, rank, kills, deaths, recs, badges, money, apples, stone, points) VALUES (");
			sb.append("'" + u.getName() +"',");
			sb.append("'" + u.getUuid().toString() +"',");
			sb.append("'" + u.getName() +"',");
			sb.append("'" + u.getKills() +"',");
			sb.append("'" + u.getDeaths() +"'");
			sb.append("'" + u.getRecs() +"'");
			sb.append("'" + u.getBadges() +"'");
			sb.append("'" + u.getMoney() +"'");
			sb.append("'" + u.getApples() +"'");
			sb.append("'" + u.getStone() +"'");
			sb.append("'" + u.getPoints() +"'");
			sb.append(") ON DUPLICATE KEY UPDATE ");
			sb.append("uuid='" + u.getUuid().toString() +"',");
			sb.append("name='" + u.getName() +"',");
			sb.append("kills='" + u.getKills() +"',");
			sb.append("deaths='" + u.getDeaths() +"'");
			sb.append("recs='" + u.getRecs() +"'");
			sb.append("badges='" + u.getBadges() +"'");
			sb.append("money='" + u.getMoney() +"'");
			sb.append("apples='" + u.getApples() +"'");
			sb.append("stone='" + u.getStone() +"'");
			sb.append("points='" + u.getPoints() +"'");

			conn.createStatement().executeUpdate(sb.toString());
			i++;
		}
		Bukkit.getConsoleSender().sendMessage("§a§lSaved §6§l" + i + " §a§lusers");
		closeConnection();
	}

	private synchronized void openConnection(){
		if(!isConnected()){
			try{
				conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/youtube?user=root&password=");
			} catch(SQLException e){
				e.printStackTrace();
			}
		}
	}

	private synchronized void closeConnection(){
		if(isConnected()){
			try{
				conn.close();
			} catch(SQLException e){
				e.printStackTrace();
			}
		}
	}

	public boolean isConnected() {
		try{
			if(conn == null) return false;
			if(conn.isClosed()) return false;
		} catch(SQLException e){
			e.printStackTrace();
		}
		return true;
	}


}