SqlConnection


  public SqlConnection(String urlbase, String host, String database, String user, String pass) {
		this.urlbase = urlbase;
		this.host = host;
		this.database = database;
		this.user = user;
		this.pass = pass;

	}

	public void connection() {
		if (isConnected()) {
			try {
				connection = DriverManager.getConnection(urlbase + host + "/" + database, user, pass);
				System.out.println("connected ok");
			} catch (SQLException e) {
				e.printStackTrace();
			}
		}
	}

	public void disconnect() {
		if (isConnected()) {
		}
		try {
			connection.close();
			System.out.println("connected off");
		} catch (SQLException e) {
			e.printStackTrace();
		}
	}

	public boolean isConnected() {
		return connection != null;
	}

	public void createAccount(Player player) {
		if (!hasAccount(player)) {
			// INSERT

			try {
				PreparedStatement q = connection
						.prepareStatement("INSERT INTO joueurs(uuid,coins,grade) VALUES (?,?,?)");
				q.setString(1, player.getUniqueId().toString());
				q.setInt(2, 100);
				q.setString(3, "joueur");
				q.execute();
				q.close();
			} catch (SQLException e) {
				e.printStackTrace();
			}

		}
	}

	public boolean hasAccount(Player player) {
		// SELECT

		try {
			PreparedStatement q = connection.prepareStatement("SELECT uuid FROM joueurs WHERE uuid = ?");
			q.setString(1, player.getUniqueId().toString());
			ResultSet resultat = q.executeQuery();
			boolean hasAccount = resultat.next();
			q.close();
			return hasAccount;
		} catch (SQLException e) {
			e.printStackTrace();
		}

		return false;
	}

	public int getBalance(Player player) {
		// SELECT

		try {
			PreparedStatement q = connection.prepareStatement("SELECT coins FROM joueurs WHERE uuid = ?");
			q.setString(1, player.getUniqueId().toString());

			int balance = 0;
			ResultSet rs = q.executeQuery();

			while (rs.next()) {
				balance = rs.getInt("coins");
			}

			q.close();

			return balance;

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

		return 0;
	}

	public void addMoney(Player player, int amount) {
		// UPDATE

		int balance = getBalance(player);
		int newbalance = balance + amount;

		try {
			PreparedStatement rs = connection.prepareStatement("UPDATE joueurs SET coins = ? WHERE uuid = ?");
			rs.setInt(1, newbalance);
			rs.setString(2, player.getUniqueId().toString());
			rs.executeUpdate();
			rs.close();

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

	}

	public void removeMoney(Player player, int amount) {
		// UPDATE

		int balance = getBalance(player);
		int newbalance = balance - amount;

		if (newbalance <= 0) {
			return;
		}

		try {
			PreparedStatement rs = connection.prepareStatement("UPDATE joueurs SET coins = ? WHERE uuid = ?");
			rs.setInt(1, newbalance);
			rs.setString(2, player.getUniqueId().toString());
			rs.executeUpdate();
			rs.close();

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