<?php
require 'get_db.php';

$login = $_POST['login'];
$pass = $_POST['password'];
$rep_pass = $_POST['repeat_password'];
$mail = $_POST['mail'];

if(isset($login))
{
    if(isset($pass) && $pass===$rep_pass)
    {
        $query_login = [
            'login' => $login,
        ];

        $query_mail = [
            'mail' => $mail,
        ];

        $db = get_db();

        $result_log = $db->users->findOne($query_login);
        $result_mail = $db->users->findOne($query_mail);

        if(!isset($result_login) && !isset($result_mail))
        {
            $user = [
                'login' => $login,
                'password' => $pass,
                'mail' => $mail,
            ];

            //$db->users->insertOne($user);
            echo 'ni mo' . '<br/>';
        }
        else
        {
            echo 'Uzytkownik o takim loginie lub mailu juz istnieje!' . '<br/>';
        }
    }
}
//$db->users->deleteOne(['login'=> '']);
$users = $db->users->find();

foreach($users as $user){
    echo $user['login'] . '<br/>';
    echo $user['password'] . '<br/>';
    echo $user['mail'] . '<br/>';
}
echo $login . '<br/>';

$pozs=$_POST;

foreach($pozs as $poz){
    echo $poz . '<br/>';

}

?>
<div>
    <form method="post">
        <label>
            <span>Login: </span>
            <input type="text" name="login"/>
        </label>
        <br/>
        <label>
            <span>Email: </span>
            <input type="email" name="mail"/>
        </label>
        <br/>
        <label>
            <span>Password: </span>
            <input type="password" name="password"/>
        </label>
        <br/>
        <label>
            <span>Repeat password: </span>
            <input type="password" name="repeat_password"/>
        </label>
        <br/>
        <input type="submit" value="Send"/>
    </form>
</div>