public function __construct($id = -1)
{
if (is_null(self::$conn)) {
self::$conn = mysqli_connect('localhost', 'root', 'osama', 'store');
}
if ($id != -1) {
# to get all the products for a specific user
$this->user_id = $id;
$query = "select * from cart where user_id={$id}";
$result = mysqli_query(self::$conn, $query);
$data = [];
while ($row = mysqli_fetch_assoc($result)) {
$data[] = ['prod_id' => $row['prod_id'], 'qty' => $row['qty']];
}
// var_dump($data);
return $data;
}
}
