Untitled

<?php
session_start();
$product_ids = array();
session_destroy();

// Check if the Add to Card button has been submited

if ($_POST['add_to_cart']) {
    echo"prvi if";
    if (isset($_SESSION['shopping_cart'])) {
        echo "nekaj je bilo dodano v košarico";

        //keep track of how many products are in the cart
        $count = count($_SESSION['shopping_cart']);

        $product_ids = array_column($_SESSION['shopping cart'], 'id');
        pre_r($product_ids);
    } else { // if the shopping cart doesnt exist, create first product with array key 0
        //create array using submitted form data, start from key 0 and fill it with values
        echo"else";
        $_SESSION['shopping_cart'][0] = array(
            "id" => $_GET['id'],
            'name' => $_POST['name'],
            'price' => $_POST['price'],
            'quantity' => $_POST['quantity'],

        );
    }
}
pre_r($_SESSION);
print_r($_SESSION);
function pre_r($array)
{
    echo '<pre>';
    print_r($array);
    echo '</pre>';
}

?>
<!DOCTYPE html>
<html>

<head>

    <title>Online Shopping</title>

    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO"
        crossorigin="anonymous">
    <link rel="stylesheet" href="cart.css">
</head>


<body>


    <div class="container">
        <?php

$servername = "localhost";
$username = "root";
$password = "";
$dbname = "cart";

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}

$sql = "SELECT * FROM products ORDER by id ASC";
$result = $conn->query($sql);

echo "<div class='row'>";
if ($result->num_rows > 0) {
    // output data of each row
    while ($product = $result->fetch_assoc()) {
        ?>
        <div class="col-sm-4 col-md-3">
            <form action="cart.php?action=add&id=<?php echo $product[ 'id' ]; ?>"
                method="post">
                <div class="products">
                    <img class="img-responsive" src="<?php echo $product['image']; ?>"
                        style="width:100%" />
                    <h4 class="text-info">
                        <?php echo $product['name']; ?>
                    </h4>
                    <h4> €
                        <?php echo $product['price']; ?>
                    </h4>
                    <input type="text" name="quantity" class="form-control" value="1" style="width:25%" />
                    <input type="hidden" name="name" value="<?php echo $product['name']; ?>" />
                    <input type="hidden" name="price" value="<?php echo $product['price']; ?>" />
                    <input type="submit" name="add_to_cart" class="btn btn-info" value="Add to Cart" />
                </div>
            </form>
        </div>

        <?php
        // tole je var_dumb   (pokaže kaj je napisano v mySql)  -> print_r($product);
    }
} else {
    echo "0 results";
}
echo "</div>";

$conn->close();
    ?>


</body>

</html>