<?php
include_once 'connection.php';

	class User {

		private $db;
		private $connection;

		function __construct() {
			$this -> db = new DB_Connection();
			$this -> connection = $this->db->getConnection();
		}

		public function does_user_exist($email,$haslo,$imie,$nazwisko)
		{
			$query = "SELECT from uzytkownicy WHERE email='$email' and haslo = '$haslo' ";
			$result = mysqli_query($this->connection, $query);
			if(mysqli_num_rows($result)>0){
				$json['success'] = ' Welcome '.$email;
				echo json_encode($json);
				mysqli_close($this -> connection);
			}else{
				$query = "INSERT INTO uzytkownicy (email,haslo,imie,nazwisko) VALUES ('$email','$imie','$nazwisko',MD5('$haslo'))";
				$inserted = mysqli_query($this -> connection, $query);
				if($inserted == 1 ){
					$json['success'] = 'Acount created';
				}else{
					$json['error'] = 'Wrong';
				}
				echo json_encode($json);
				mysqli_close($this->connection);
			}

		}

	}


	$user = new User();
	if(isset($_POST['email']) && isset($_POST['haslo']) && isset($_POST['nazwisko']) && isset($_POST['imie'])) {
		$email = $_POST['email'];
		$haslo = $_POST['haslo'];
		$nazwisko = $_POST['nazwisko'];
		$imie = $_POST['imie'];

		if(!empty($email) && !empty($haslo) && !empty($imie) && !empty($nazwisko)){

			$encrypted_password = md5($haslo);
			$user-> does_user_exist($email,$haslo,$imie,$nazwisko);

		}else{
			echo json_encode("you must type both inputs");
		}

	}
	?>