<?php
if (!$_SERVER['HTTP_REFERER']) {
  header('Location: ../index.php');
  die();
}

include_once $_SERVER['DOCUMENT_ROOT'].'/bank/includes/database_inc.php';

class User extends Database {
  private $login;
  private $password;
  private $userId;

  public function checkUser($login, $password) {
    $this->login    = $login;
    $this->password = $password;
    try {
      $query = $this->pdo->prepare('SELECT * FROM users WHERE login = :login');
      $query->bindValue(':login', $this->login, PDO::PARAM_STR);
      $query->execute();

      $checkUser = $query->fetch();

      $_SESSION['userName']     = $checkUser['name'];
      $_SESSION['userSurname']  = $checkUser['surname'];
      $_SESSION['userId']       = $checkUser['id_user'];
      $passwordHashed           = $checkUser['password'];
      $checkPassword            = password_verify($password, $passwordHashed);

      sleep(1.5);
      if ($checkPassword) {
        $_SESSION['loggedIn'] = true;
        header('Location: paneluser/accounts.php');
      } else {
        $_SESSION['loggedIn'] = false;
        $_SESSION['loginFailed'] = "Nieprawidłowy login lub hasło";
        header('Location: index.php');
      }

    } catch (PDOException $e) {
      echo $e->getMessage();
    }
  }

  public function getAccounts($userId) {
    $this->userId = $userId;
    try {
      $query = $this->pdo->prepare('SELECT * FROM accounts WHERE id_user = :userId');
      $query->bindValue(':userId', $this->userId, PDO::PARAM_INT);
      $query->execute();

      $accountsAmount = $query->rowCount();

      $accInfo = $query->fetchAll();

      if ($accountsAmount > 0) {
        function convertAccountNumber($accountNumber) {

          $entryNumber = $accountNumber[0] . $accountNumber[1];
          $restNumber  = null;

          for ($i = 2; $i < 26; $i++) {
            $restNumber = $restNumber . $accountNumber[$i];
          }

          return $entryNumber . ' ' . chunk_split($restNumber, 4 , ' ');
        }

        function convertAccountType($accountType) {
          switch($accountType) {
            case 'standard':
              $accountType = 'Konto standard';
              break;
            case 'standard-plus':
              $accountType = "Konto standard plus";
              break;
            case 'for-young':
              $accountType = "Konto dla młodych";
              break;
            case 'company':
              $accountType = "Konto firmowe";
              break;
          }
          return $accountType;
        }

        $accounts = [];
        foreach ($accInfo as $row) {
          $accountNumber = $row['account_number'];
          $accountType   = $row['account_type'];

          $accounts[] = [
           'accountNumber'         => convertAccountNumber($accountNumber),
           'accountType'           => convertAccountType($accountType),
           'accountBalance'        => number_format($row['balance'], 2, ',', ' '),
           'accountAvailableFunds' => number_format($row['available_funds'], 2, ',', ' ')
         ];
        }
        echo json_encode($accounts);

      } else {
        echo $accountsAmount;
      }

    } catch (PDOException $e) {
      echo $e->getMessage();
    }
  }
}

?>