add_filter( 'woocommerce_cart_item_name', 'add_opakowanie_item_under_cart_item', 10, 3 );

function add_opakowanie_item_under_cart_item( $product_name, $cart_item, $cart_item_key ) {

    ?>

<style>
.page-template-cart .product-name .amount{
    font-family: 'DM Serif Display', serif;
    font-size: 1.6rem !important;
}
</style>

<?php
    // Get the product ID
    $product_id = $cart_item['product_id'];

    // Get product object
    $product = wc_get_product($product_id);

    // Get the product price
    $product_price = wc_price($product->get_price());

    // Check if the product is a variable product
    if ( $product->is_type( 'variable' ) ) {
        // Get the chosen variation
        $variation_id = $cart_item['variation_id'];
        $variation = wc_get_product($variation_id);

        // Get the variation price
        $variation_price = wc_price($variation->get_price());

        $product_name .= ' - ' . $variation_price;
    } else {
        // If not a variable product, simply append the regular price
        $product_name .= ' - ' . $product_price;
    }
     $categories = get_the_terms( $product_id, 'product_cat' );
	
	    if ( $categories ) {
			foreach ( $categories as $category ) {
                if ( strtolower( $category->name ) === 'pizza' ) {
				// Append the HTML for "Opakowanie" item
				$product_name .= '<p>Opakowanie koszt + 2.00 zł</br>
					<span>SUP + 0,31 zł</span></p>';
				}
				
				
                if ( strtolower( $category->name ) === 'zapiekanki' ) {
						$product_name .= '<p>Opakowanie koszt + 1.00 zł</br>
					<span>SUP + 0,31 zł</span></p>';
				}
				           if (strtolower($category->name) === 'makarony' || strtolower($category->name) === 'sałatki' || strtolower($category->name) === 'sosy' || strtolower($category->name) === 'słodkości') {
						$product_name .= '</br><span>SUP + 0,31 zł</span></p>';
				}
			 }
	}


    return $product_name;
}


// Recalculate cart totals to include additional cost for pizzas
add_action( 'woocommerce_before_calculate_totals', 'add_pizza_item_cost' );

function add_pizza_item_cost( $cart ) {
    if ( is_admin() && ! defined( 'DOING_AJAX' ) ) {
        return;
    }

    // Iterate through cart items
    foreach ( $cart->get_cart() as $cart_item ) {
        // Get the product ID
        $product_id = $cart_item['product_id'];

        // Get product categories
        $categories = get_the_terms( $product_id, 'product_cat' );

        // Check if the product belongs to the "pizza" category
        if ( $categories ) {
            foreach ( $categories as $category ) {
                if ( strtolower( $category->name ) === 'pizza' ) {
                    // Adjust the price for pizza item
                    $cart_item['data']->set_price( $cart_item['data']->get_price() + 2.31 ); // 2.31
                    break;
                }

                if ( strtolower( $category->name ) === 'zapiekanki' ) {
                    // Adjust the price for pizza item
                    $cart_item['data']->set_price( $cart_item['data']->get_price() + 1.31 ); // 1.31
                    break;
                }

                if (strtolower($category->name) === 'makarony' || strtolower($category->name) === 'sałatki' || strtolower($category->name) === 'sosy' || strtolower($category->name) === 'słodkości') {
                    // Adjust the price for pizza item
                    $cart_item['data']->set_price($cart_item['data']->get_price() + 0.31); // 1.31
                    break;
                }
                
            }
        }
    }
}


// Update the cart total dynamically
add_filter( 'woocommerce_cart_totals_order_total', 'update_cart_total', 10, 1 );

function update_cart_total( $total ) {
    // Get the cart object
    $cart = WC()->cart;

    // Initialize total
    $cart_total = $cart->cart_contents_total + $cart->shipping_total + $cart->tax_total;

    // Calculate subtotal for pizzas
    $pizza_count = 0; // Initialize pizza count
    $zapiekanki_count = 0;
    foreach ( $cart->get_cart() as $cart_item ) {
        // Get product ID
        $product_id = $cart_item['product_id'];

        // Get product categories
        $categories = get_the_terms( $product_id, 'product_cat' );

        // Check if the product belongs to the "pizza" category
        if ( $categories ) {
            foreach ( $categories as $category ) {
                if ( strtolower( $category->name ) === 'pizza' ) {
                    // Increment pizza count
                    $pizza_count += $cart_item['quantity'];
                }


                if ( strtolower( $category->name ) === 'zapiekanki' ) {
                    // Increment pizza count
                    $zapiekanki_count += $cart_item['quantity'];
                }
            }
        }
    }

    // Calculate subtotal for pizzas
    $pizza_subtotal = $pizza_count * 2; // Add +2 for each pizza item
    $zapiekanki_subtotal = $zapiekanki_count * 2;
    // Add extra cost for pizzas to the main total
    if ( $pizza_subtotal > 0 ) {
        $cart_total += $pizza_subtotal; // Add the extra cost for pizzas to the main total
    }

    if ( $zapiekanki_subtotal > 0 ) {
        $cart_total += $zapiekanki_subtotal; // Add the extra cost for pizzas to the main total
    }

    return wc_price( $cart_total );
}