Flycart WCML price function

// Step 1: Global Price Adjustment for RON (+10%)
function adjust_prices_for_ron_init() {
    if ( class_exists( 'WooCommerce' ) && isset($GLOBALS['woocommerce_wpml']) ) {
        // Adjust product prices globally, excluding cart and checkout for FlyCart products
        add_filter( 'woocommerce_product_get_price', 'adjust_product_price_for_ron', 10, 2 );
        add_filter( 'woocommerce_product_get_sale_price', 'adjust_product_price_for_ron', 10, 2 );
        add_filter( 'woocommerce_product_get_regular_price', 'adjust_product_price_for_ron', 10, 2 );
        add_filter( 'woocommerce_product_variation_get_price', 'adjust_product_price_for_ron', 10, 2 );
        add_filter( 'woocommerce_product_variation_get_regular_price', 'adjust_product_price_for_ron', 10, 2 );
        add_filter( 'woocommerce_product_variation_get_sale_price', 'adjust_product_price_for_ron', 10, 2 );
    }
}

function adjust_product_price_for_ron( $price, $product ) {
    global $woocommerce_wpml;

    if ( isset( $woocommerce_wpml ) ) {
        $current_currency = $woocommerce_wpml->multi_currency->get_client_currency();

        // Ensure the price is adjusted only if it's not a FlyCart-discounted product in cart or checkout
        if ( $current_currency === 'RON' ) {
            // If we are in cart or checkout, avoid double adjustments for FlyCart products
            if ( is_cart() || is_checkout() ) {
                if ( ! is_flycart_discount_applied($product) && is_numeric($price) ) {
                    $price = $price * 1.10;  // Apply +10% only if FlyCart discount is not applied
                }
            } else {
                // For other pages, apply +10% to all products in RON
                if ( is_numeric($price) ) {
                    $price = $price * 1.10;
                }
            }
        }
    }

    return $price;
}

add_action( 'init', 'adjust_prices_for_ron_init' );

// Helper Function: Check if a FlyCart discount is applied
function is_flycart_discount_applied( $product ) {
    if ( ! $product instanceof WC_Product ) {
        return false;
    }

    // Use FlyCart logic to determine if a discount is applied
    if ( function_exists( 'AWDR' ) ) {
        $discounted_price = AWDR()->pricing_rules->get_product_discount_price( $product, $product->get_price('edit') );

        // If the discounted price is less than the original price, a discount is applied
        if ( is_numeric( $discounted_price ) && $discounted_price < $product->get_price('edit') ) {
            return true;
        }
    }

    return false;
}

// Step 2: Adjust FlyCart Products in Cart and Checkout to Avoid Double Adjustment
add_action( 'woocommerce_before_calculate_totals', 'adjust_flycart_products_in_cart', 20 );

function adjust_flycart_products_in_cart( $cart ) {
    global $woocommerce_wpml;

    // Prevent running this action multiple times
    if ( did_action('woocommerce_before_calculate_totals') >= 2 ) {
        return;
    }

    if ( isset( $woocommerce_wpml ) ) {
        $current_currency = $woocommerce_wpml->multi_currency->get_client_currency();

        if ( $current_currency === 'RON' && is_object($cart) ) {
            foreach ( $cart->get_cart() as $cart_item_key => $cart_item ) {
                $product = $cart_item['data'];

                if ( ! $product instanceof WC_Product ) {
                    continue;
                }

                // Check if the product has a FlyCart discount applied
                if ( isset( $cart_item['wo_discount_applied'] ) || isset( $cart_item['discounts'] ) ) {
                    $original_price = $product->get_meta('_original_price', true);

                    if ( empty($original_price) ) {
                        // Save the original price if not already stored
                        $original_price = $product->get_price('edit');
                        $product->update_meta_data('_original_price', $original_price);
                    }

                    // Get FlyCart discounted price and set it to the product
                    if ( function_exists( 'AWDR' ) ) {
                        $flycart_discounted_price = AWDR()->pricing_rules->get_product_discount_price( $product, $original_price );

                        if ( is_numeric( $flycart_discounted_price ) && $flycart_discounted_price > 0 ) {
                            $product->set_price( $flycart_discounted_price );
                        }
                    }
                }
            }
        }
    }
}

// Step 3: Subtotal Correction for Cart and Checkout Pages
add_action('woocommerce_cart_totals_before_order_total', 'adjust_cart_subtotal_for_flycart_discounts', 10);
add_action('woocommerce_review_order_before_order_total', 'adjust_cart_subtotal_for_flycart_discounts', 10);

function adjust_cart_subtotal_for_flycart_discounts() {
    if ( WC()->cart && isset( WC()->cart ) ) {
        $cart = WC()->cart;
        global $woocommerce_wpml;

        if (isset($woocommerce_wpml)) {
            $current_currency = $woocommerce_wpml->multi_currency->get_client_currency();

            if ($current_currency === 'RON') {
                $total_discount = 0;

                foreach ($cart->get_cart() as $cart_item_key => $cart_item ) {
                    $product = $cart_item['data'];

                    // If FlyCart discount is applied, adjust subtotal accordingly
                    if (isset($cart_item['wo_discount_applied']) || isset($cart_item['discounts'])) {
                        $original_price = $product->get_meta('_original_price', true);
                        $current_price = $product->get_price('edit');

                        if ($original_price && is_numeric($original_price) && $current_price < $original_price) {
                            $discount = ($original_price - $current_price) * $cart_item['quantity'];
                            $total_discount += $discount;
                        }
                    }
                }

                if ($total_discount > 0) {
                    WC()->cart->add_fee(__('Adjusted Discount', 'woocommerce'), -$total_discount, true);
                }
            }
        }
    }
}

// Step 4: Display Correct Price Format for On-Sale Products (Regular Price Strikethrough)
add_filter( 'woocommerce_get_price_html', 'adjust_display_price_html_for_on_sale', 10, 2 );

function adjust_display_price_html_for_on_sale( $price_html, $product ) {
    if ( $product->is_on_sale() ) {
        $regular_price = wc_price( $product->get_regular_price() );
        $sale_price = wc_price( $product->get_sale_price() );
        $price_html = '<del>' . $regular_price . '</del> <ins>' . $sale_price . '</ins>';
    }
    return $price_html;
}