<?php
/**
 * Plugin Name: Dynamic Pricing for Services
 * Description: Adjusts the price based on the number of people.
 * Version: 1.0
 * Author: Your Name
 */

// Hook into WooCommerce to adjust the price
add_action('woocommerce_before_calculate_totals', 'dynamic_pricing_adjust_price');

function dynamic_pricing_adjust_price($cart) {
    // Check if cart is empty
    if (is_admin() && !defined('DOING_AJAX')) return;

    // Loop through cart items
    foreach ($cart->get_cart() as $cart_item_key => $cart_item) {
        $product_id = $cart_item['product_id'];

        // Check if the product is the one with dynamic pricing
        if ($product_id == 1620) {
            $quantity = $cart_item['quantity'];
            
            // Calculate the new price
            $base_price = 150;
            $additional_price_per_person = 50;
            $total_price = $base_price + ($quantity - 2) * $additional_price_per_person;

            // Set the new price
            //$cart_item['data']->set_price($total_price / $quantity);

            // Adjust subtotal to match the total price
            $cart_item['line_subtotal'] = $total_price;
            $cart_item['line_subtotal_tax'] = 0; // Reset taxes if needed
        }
    }
}