add_action( 'woocommerce_before_calculate_totals', 'vandaal_quantity_based_pricing', 9999 );
function vandaal_quantity_based_pricing( $cart ) {
if ( is_admin() && ! defined( 'DOING_AJAX' ) ) return;
if ( did_action( 'woocommerce_before_calculate_totals' ) >= 2 ) return;
// Define discount rules and thresholds
$threshold1 = 101; // Když je počet kusů vyšší než > 100
$discount1 = 0.05; // Slevnit kus o 5%
$threshold2 = 1001; // Když je počet kusů vyšší než > 1000
$discount2 = 0.1; // Slevnit kus o 10%
foreach ( $cart->get_cart() as $cart_item_key => $cart_item ) {
$product_id = $cart_item['product_id'];
if ( $cart_item['quantity'] >= $threshold1 && $cart_item['quantity'] < $threshold2 ) {
$price = round( $cart_item['data']->get_price() * ( 1 - $discount1 ), 2 );
$cart_item['data']->set_price( $price );
} elseif ( $cart_item['quantity'] >= $threshold2 ) {
$price = round( $cart_item['data']->get_price() * ( 1 - $discount2 ), 2 );
$cart_item['data']->set_price( $price );
}
}
}
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