<?php


// /// ----------- payment -----------------




// class WC_Purpose_Payment_Options {
    
   
    
//     /**
//      * Add payment options dropdown on checkout page
//      */
//     public function add_payment_options_dropdown() {
//         $cart_items = WC()->cart->get_cart();
//         $order_total = WC()->cart->get_total('');
//         $purpose_sales = false;
//         $product_price = 0;
        
//         // // Check if any product has purpose_of_listing = "Sales"
//         // foreach ($cart_items as $cart_item) {
//         //     $product_id = $cart_item['product_id'];
//         //     $purpose = get_post_meta($product_id, 'purpose_of_listing', true);
            
//         //     if ($purpose === 'Sales') {
//         //         $purpose_sales = true;
//         //     }
            
//         //     // Get product price for calculations
//         //     $product = wc_get_product($product_id);
//         //     $product_price = $product->get_regular_price();
//         // }
       
//         foreach (WC()->cart->get_cart() as $cart_item_key => $cart_item) {
//         $product_id = $cart_item['product_id'];
//         $purpose = get_post_meta($product_id, 'purpose_of_listing', true);
        
//         if ($purpose === 'Sales') {
//             $purpose_sales = true;
//         }
        
//         // Get product price for calculations
//         $product = wc_get_product($product_id);
//         $product_price = $product->get_regular_price();
        
//         // Check for RFQ data if needed
//         if (isset($cart_item['rfq_data'])) {
//             $start_date = $cart_item['rfq_data']['start_date'];
//             $end_date = $cart_item['rfq_data']['end_date'];
//             $shift = $cart_item['rfq_data']['shift'];
//             $location = $cart_item['rfq_data']['location'];
//             $application = $cart_item['rfq_data']['application'];
//             $base_price = $cart_item['rfq_data']['base_price'];
//           }
//        }
        
//         // Clean order total (remove currency symbol and formatting)
//         $order_total_clean = preg_replace('/[^\d.]/', '', $order_total);
        
//         // Determine payment options based on purpose and total
//         $payment_options = array();
//         $default_option = 'full'; // Always default to full payment initially
        
//         if ($purpose_sales) {
//             $payment_options['full'] = '100% full payment';
            
//             if ($order_total_clean > 1000000) { // 10,00,000
//                 $payment_options['half'] = '50% payment';
//                 $payment_options['2LC'] = '2 Lakh payment';
//             } else {
//                 $payment_options['2LC'] = '2 Lakh payment';
//             }
//         } else {
//             $payment_options['full'] = '100% full payment';

//             if ($order_total_clean > (90 * $product_price)) {
//                 $payment_options['2-Months'] = '2 Months payment';
//             }
           
//         }

//         // SAP Logic to caliculate number of months
//         if(!empty($start_date)&&!empty($end_date)) {
//             // Convert date strings to DateTime objects
//             $start = new DateTime($start_date);
//             $end = new DateTime($end_date);
            
//             // Calculate total days between start and end dates
//             $total_days = $start->diff($end)->days + 1; // +1 to include end date
            
//             // Calculate full months
//             $full_months = 0;
//             $current = clone $start;
            
//             while ($current <= $end) {
//                 // Get the number of days in the current month
//                 $days_in_month = $current->format('t');
                
//                 // Calculate days in this specific month for the rental period
//                 $month_start = max($current, $start);
//                 $month_end = min(new DateTime($current->format('Y-m-t')), $end);
//                 $days_this_month = $month_start->diff($month_end)->days + 1;
                
//                 // Check if days in this month are more than 20
//                 if ($days_this_month > 20) {
//                     $full_months++;
//                 }
//                 // Move to next month
//                 $current->modify('first day of next month');
//             }
            
//             // return $full_months;
//         }
        
        
//         // Calculate payment amounts
//         $payment_amounts = array();
//         $payment_amounts['full'] = $order_total_clean;
        
//         if (isset($payment_options['half'])) {
//             $payment_amounts['half'] = $order_total_clean * 0.5;
//         }

//         if (isset($payment_options['2LC'])) {
//             $payment_amounts['2LC'] = 200000;
//         }

//         if (isset($payment_options['2-Months'])) {
//             // $payment_amounts['2-Months'] = 60 * $product_price;
//             // $average_total = $order_total_clean / $full_months;
//             // $payment_amounts['2-Months'] = 2 * $average_total;
//             $payment_amounts['2-Months'] = ($order_total_clean / $full_months) * 2;
//         }
        
//         // Store data in session for later use
//         WC()->session->set('wc_payment_options', $payment_options);
//         WC()->session->set('wc_payment_amounts', $payment_amounts);
//         WC()->session->set('wc_original_total', $order_total_clean);
        
        
//         // Check if user has previously made a selection
//         $selected_option = WC()->session->get('wc_payment_option');
//         if (!$selected_option || !isset($payment_options[$selected_option])) {
//             WC()->session->set('wc_payment_option', $default_option);
//             $selected_option = $default_option;
//         }
        
//         // Set a flag to indicate user hasn't explicitly chosen an option yet
//         if (!WC()->session->get('wc_user_selected_payment')) {
//             WC()->session->set('wc_user_selected_payment', false);
//         }
       
       
//     }
    
   
    
//     /**
//      * AJAX handler for updating payment option in session
//      */
//      function ajax_update_payment_option() {
//         // Check nonce for security
//         check_ajax_referer('update_payment_option_nonce', 'security');
        
//         if (isset($_POST['payment_option'])) {
//             $payment_option = sanitize_text_field($_POST['payment_option']);
//             WC()->session->set('wc_payment_option', $payment_option);
            
//             // Set flag that user has made a selection
//             if (isset($_POST['user_selected']) && $_POST['user_selected'] === 'true') {
//                 WC()->session->set('wc_user_selected_payment', true);
//             }
                       
//             // Update cart total
//             WC()->cart->calculate_totals();
            
//             wp_send_json_success();
//         }
        
//         wp_send_json_error();
//         die();
//     }
    
//     /**
//      * Modify displayed cart total
//      */
//     public function modify_displayed_total($total) {
//         // Only modify on checkout page and if user has made a selection
//         if (!is_checkout() || !WC()->session->get('wc_user_selected_payment')) {
//             return $total;
//         }
        
//         $payment_option = WC()->session->get('wc_payment_option');
//         $payment_amounts = WC()->session->get('wc_payment_amounts');
        
//         if (!empty($payment_option) && !empty($payment_amounts) && isset($payment_amounts[$payment_option])) {
//            // return wc_price($payment_amounts[$payment_option]);
//         }
        
//         return $total;
//     }
    
//     /**
//      * Modify cart total for payment gateways
//      */
//     public function modify_cart_total($total, $cart) {
//         // Only modify on checkout page and if user has made a selection
//         if (!is_checkout() || !WC()->session->get('wc_user_selected_payment')) {
//             return $total;
//         }
        
//         $payment_option = WC()->session->get('wc_payment_option');
//         $payment_amounts = WC()->session->get('wc_payment_amounts');
        
//         if (!empty($payment_option) && !empty($payment_amounts) && isset($payment_amounts[$payment_option])) {
//             return $payment_amounts[$payment_option];
//         }
        
//         return $total;
//     }
    
//     /**
//      * Add notice about modified payment amount
//      */
//     public function add_payment_notice() {
//         // Only show notice if user has made a selection
//         if (!WC()->session->get('wc_user_selected_payment')) {
//             return;
//         }
        
//         $payment_option = WC()->session->get('wc_payment_option');
//         $payment_amounts = WC()->session->get('wc_payment_amounts');
//         $original_total = WC()->session->get('wc_original_total');
        
//         if (!empty($payment_option) && $payment_option !== 'full' && 
//             !empty($payment_amounts) && isset($payment_amounts[$payment_option]) && 
//             !empty($original_total) && $payment_amounts[$payment_option] < $original_total) {
            
//             wc_print_notice(
//                 sprintf(
//                     __('Based on your selected payment option, your initial payment will be %s instead of the full amount %s.', 'woocommerce'),
//                     wc_price($payment_amounts[$payment_option]),
//                     wc_price($original_total)
//                 ),
//                 'notice'
//             );
//         }
//     }
    
    
// /**
//  * Reset payment session when leaving checkout or cart contents change
//  */
// public function reset_payment_session_on_cart_change() {
//     // Reset session variables if cart is modified or emptied
//     if (WC()->cart->is_empty()) {
//         $this->clear_custom_payment_session();
//     }
// }

// /**
//  * Reset payment session when navigating away from checkout
//  */
// public function reset_payment_session_on_page_change() {
//     // Check if we're currently on checkout page
//     if (is_checkout()) {
//         // Do nothing if on checkout
//         return;
//     }
    
//     // If not on checkout, clear the session
//     $this->clear_custom_payment_session();
// }

// /**
//  * Clear custom payment session variables
//  */
// public function clear_custom_payment_session() {
//     // Clear all our custom session variables
//     WC()->session->set('wc_payment_options', null);
//     WC()->session->set('wc_payment_amounts', null);
//     WC()->session->set('wc_original_total', null);
//     WC()->session->set('wc_payment_option', null);
//     WC()->session->set('wc_user_selected_payment', null);
    
//     // Log that we cleared the session
//     error_log("Cleared payment session data on page change or cart modification");
// }
    
// public function save_payment_option_to_order($order, $data) {
//     // Get payment option from POST or session
//     if (isset($_POST['payment_option'])) {
//         $payment_option = sanitize_text_field($_POST['payment_option']);
//     } else {
//         $payment_option = WC()->session->get('wc_payment_option');
//     }
    
//     // Save payment option
//     if (!empty($payment_option)) {
//         $order->update_meta_data('_payment_option', $payment_option);
//     }
    
//     // Get original total and payable amount
//     $original_total = $order->get_total();
//     $payable_amount = null;
    
//     if (isset($_POST['payable_amount'])) {
//         $payable_amount = sanitize_text_field($_POST['payable_amount']);
//     } else {
//         $payment_amounts = WC()->session->get('wc_payment_amounts');
//         if (!empty($payment_option) && !empty($payment_amounts) && isset($payment_amounts[$payment_option])) {
//             $payable_amount = $payment_amounts[$payment_option];
//         }
//     }
    
//     // Store original total for later restoration
//     $order->update_meta_data('_temp_original_total', $original_total);

    
//     if (!empty($payable_amount)) {
//         $order->update_meta_data('_payable_amount', $payable_amount);
        
//         // Only modify the order total if user has explicitly selected a non-full payment option
//         $user_selected = WC()->session->get('wc_user_selected_payment');
//         if ($payment_option !== 'full' && $user_selected) {
//             $order->set_total($payable_amount);
//         }
//     }
    
//     // Get and save original total from cart
//     $cart_original_total = null;
//     if (isset($_POST['original_total'])) {
//         $cart_original_total = sanitize_text_field($_POST['original_total']);
//     } else {
//         $cart_original_total = WC()->session->get('wc_original_total');
//     }
    
//     if (!empty($cart_original_total)) {
//         $order->update_meta_data('_original_total', $cart_original_total);
//     }
    
//     // Calculate and save balance amount
//     if (!empty($payable_amount) && !empty($cart_original_total)) {
//         $balance_amount = $cart_original_total - $payable_amount;
//         $order->update_meta_data('_balance_amount', $balance_amount);
//     } elseif (isset($_POST['balance_amount'])) {
//         $order->update_meta_data('_balance_amount', sanitize_text_field($_POST['balance_amount']));
//     }
                   
// }
//     /**
//      * Restore original total after payment is completed
//      */
//     public function restore_original_total($order_id) {
//         $order = wc_get_order($order_id);
        
//         if (!$order) {
//             return;
//         }
        
//         // Get temporary stored original total
//         $temp_original_total = $order->get_meta('_temp_original_total');
//         $payment_option = $order->get_meta('_payment_option');
        
//         // Only restore if not full payment and we have a stored value
//         if ($payment_option !== 'full' && !empty($temp_original_total)) {
//             // Update the order total back to original
//             // $order->set_total($temp_original_total);
//             // $order->save();
            
//             // Once restored, we can remove the temporary meta
//             $order->delete_meta_data('_temp_original_total');
//             $order->save();
//         }
//     }
    
//     /**
//      * Display payment details on thank you page
//      */
//     public function display_payment_details_on_thankyou($order_id) {
//         $order = wc_get_order($order_id);
        
//         if (!$order) {
//             error_log("Order #$order_id could not be loaded in display_payment_details_on_thankyou");
//             return;
//         }
        
//         $payment_option = $order->get_meta('_payment_option');
//         $payable_amount = $order->get_meta('_payable_amount');
//         $balance_amount = $order->get_meta('_balance_amount');
//         $original_total = $order->get_meta('_original_total');
       
       
//         // If original total is not saved, get from temp or current total
//         if (empty($original_total)) {
//             $temp_original_total = $order->get_meta('_temp_original_total');
//             if (!empty($temp_original_total)) {
//                 $original_total = $temp_original_total;
//             } else {
//                 $original_total = $order->get_total();
//             }
//         }
        
//         // If no payable amount saved, use order total
//         if (empty($payable_amount)) {
//             $payable_amount = $order->get_total();
//         }
        
//         if (!empty($payment_option)) {
//             // UPDATE REQUEST QUOTE DATABASE
//             global $wpdb;
            
//             // Get order ID
//             $order_id = $order->get_id();
            
//             // Get customer ID
//             $customer_id = $order->get_customer_id();
//             $order_total = $order->get_total();
//             if (empty($customer_id)) {
//                 error_log("No customer ID for Order #$order_id - skipping RFQ update");
//                 // Proceed with guest orders without RFQ update
//             } else {
//                 // Loop through each order item
//                 foreach ($order->get_items() as $item) {
//                     $product_id =  0; // $item->get_product_id();
//                     $item_total = 0 ;//= floatval($item->get_total()); // Get this specific line item's total
                    
//                     // Prepare and execute the update query
//                     $query = $wpdb->prepare(
//                         "UPDATE {$wpdb->prefix}request_quote 
//                         SET order_id = %d 
//                         WHERE user_id = %d 
//                         AND product_id = %d 
//                         AND CAST(calculated_price AS DECIMAL(10,2)) = %f
//                         ORDER BY id DESC LIMIT 1",
//                         $order_id,
//                         $customer_id,
//                         $product_id,
//                         $order_total
//                     );
    
//                     $result = $wpdb->query($query);
    
//                     if ($result === false) {
//                         error_log("Database error updating RFQ for Order #$order_id: " . $wpdb->last_error);
//                         error_log("Failed Query: " . $query);
//                     } elseif ($wpdb->rows_affected > 0) {
//                         error_log("Successfully updated RFQ for Order #$order_id | User: $customer_id | Product: $product_id | Price: $item_total");
//                     } else {
//                         error_log("No RFQ record found to update for Order #$order_id | User: $customer_id | Product: $product_id | Price: $item_total");
//                         error_log("Query executed: " . $query);
//                     }
//                 }
//             }
    
//             // Update RFQ details to Order meta
//             $table_name = $wpdb->prefix . 'request_quote';
//             $result = $wpdb->get_row(
//                 $wpdb->prepare("SELECT * FROM $table_name WHERE order_id = %d", $order_id),
//                 ARRAY_A
//             );
    
//             if ($result === false) {
//                 error_log("Database error fetching RFQ for Order #$order_id: " . $wpdb->last_error);
//             } elseif ($result) {
//                 // Map RFQ data to order meta
//                 $order->update_meta_data('rental_amount', $result['calculated_price']);
//                 $order->update_meta_data('start_date', $result['start_date']);
//                 $order->update_meta_data('end_date', $result['end_date']);
//                 $order->update_meta_data('_number_shifts_required', $result['shift']);
//                 $order->update_meta_data('model_name', $result['product_name']);
//                 $order->save();
//                 error_log("Successfully updated rental meta for Order #$order_id");
//             } else {
//                 error_log("No RFQ record found in $table_name for Order #$order_id");
//             }
           
//            // Update Quotation Data
            
//             if ($result) {
//                 $wc_quotation_table = $wpdb->prefix . 'quotation';
//                 $rfq_id = $result['id'];

//                 // Check if rfq_id already exists in wc_quotation
//                 $existing_entry = $wpdb->get_var(
//                     $wpdb->prepare("SELECT COUNT(*) FROM $wc_quotation_table WHERE rfq_id = %d", $rfq_id)
//                 );
            
//                 if ($existing_entry == 0) { // If no entry exists, insert new data
//                     $data = [
//                         'user_name'        => $result['user_name'],
//                         'user_email'       => $result['user_email'],
//                         'start_date'       => $result['start_date'],
//                         'end_date'         => $result['end_date'],
//                         'shift'            => $result['shift'],
//                         'product_id'       => $result['product_id'],
//                         'product_name'     => $result['product_name'],
//                         'user_id'          => $result['user_id'],
//                         'rfq_id'           => $rfq_id,
//                         'final_price'      => $result['calculated_price'], // Ensuring final_price isn't duplicated
//                         'calculated_price' => $result['calculated_price'],
//                         'region'           => $result['region'],
//                         'location'         => $result['location'],
//                         'qt_status'        => 'Accepted',
//                     ];
//                 // Insert data into wc_quotation table
//                 $inserted = $wpdb->insert($wc_quotation_table, $data);
            
//                 if ($inserted) {
//                     error_log("Data inserted successfully into wc_quotation.");
//                 } else {
//                     error_log("Failed to insert data: " . $wpdb->last_error);
//                 }
//             } else {
//                 error_log("Data already exists for rfq_id: $rfq_id");
//             }
//         } else {
//             error_log("No data found for order_id: $order_id");
//         }
            

         

//             foreach ($order->get_items() as $item) {
//                 $product_id ;//= $item->get_product_id();
//                 $purpose = get_post_meta($product_id, 'purpose_of_listing', true);
//                 $order_total = get_post_meta($order_id, '_order_total', true);
//                 $rental_amount = get_post_meta($order_id, 'rental_amount', true);

//                 if ($purpose === 'Sales') {
                    
//                     if($rental_amount){
//                     $order->update_meta_data('sale_amount', $order_total, true);
//                     $order->delete_meta_data('rental_amount'); // Delete the meta key
//                     $order->save();                    
//                     }
//                     else{
//                         $order->update_meta_data('sale_amount', $order_total, true);
//                         $order->save();
//                     }
//                     break;
//                 }
//             }

//             $product = wc_get_product( $product_id );
//             $price = $product ? $product->get_regular_price() : 0;

          
//             switch ($payment_option) {
//                 case 'full':
//                     echo esc_html__('100% Full Payment', 'woocommerce');
//                     break;
//                 case 'half':
//                     echo esc_html__('50% Payment', 'woocommerce');
//                     break;
//                 case '2LC':
//                     echo esc_html__('₹2,00,000 Payment', 'woocommerce');
//                     break;        
//                 case '2-Months':
//                     echo esc_html__('2 Months Payment', 'woocommerce');
//                     break;
//                 default:
//                     echo esc_html($payment_option);
//             }
            
//             echo '</p>';
                
//             $order->set_total($original_total);
//             $order->save();
    
          
//             // else{
//             // echo '</div><div class="custom-div right-column">';
//             // echo '<h2 style="font-size: 30px;">' . esc_html__('Buy Equipment Terms', 'woocommerce') . '</h2>';
//             // // echo '<p><strong>' . esc_html__('Start Date:', 'woocommerce') . '</strong> ' . $result['start_date'] . '</p>';
//             // // echo '<p><strong>' . esc_html__('End Date:', 'woocommerce') . '</strong> ' . $result['end_date'] . '</p>';
//             // // echo '<p><strong>' . esc_html__('Shift:', 'woocommerce') . '</strong> ' . $result['shift'] . '</p>';
//             // // echo '<p><strong>' . esc_html__('Location:', 'woocommerce') . '</strong> ' . $result['location'] . '</p>';
//             // // echo '<p><strong>' . esc_html__('Base Price for 8HR:', 'woocommerce') . '</strong> ' . $price . '</p>';
//             // echo '</div></div>';
//             // }
           
//         }
//     }
    
//     /**
//      * Add meta box to order admin page
//      */
//     public function add_payment_details_meta_box() {
//         add_meta_box(
//             'wc_payment_details',
//             __('Payment Option Details', 'woocommerce'),
//             array($this, 'display_payment_details_meta_box'),
//             'shop_order',
//             'side',
//             'default'
//         );
        
//     }
    
//     /**
//      * Display payment details in admin meta box
//      */
//     public function display_payment_details_meta_box($post) {
//         $order = wc_get_order($post->ID);
        
//         if (!$order) {
//             return;
//         }      
        
//         $payment_option = $order->get_meta('_payment_option');
//         $payable_amount = $order->get_meta('_payable_amount');
//         $balance_amount = $order->get_meta('_balance_amount');
//         $original_total = $order->get_meta('_original_total');
//         $pyment_gateway = $order->get_meta('_payment_method');
//         $transaction_id = $order->get_meta('_transaction_id');
        
//         // If original total is not saved, use current order total
//         if (empty($original_total)) {
//             $original_total = $order->get_total();
//         }
        
//         // If no payable amount saved, use order total
//         if (empty($payable_amount)) {
//             $payable_amount = $order->get_total();
//         }
        
//         if (!empty($payment_option)) {
//             echo '<p><strong>' . esc_html__('Payment Option:', 'woocommerce') . '</strong> ';
            
//             switch ($payment_option) {
//                 case 'full':
//                     echo esc_html__('100% Full Payment', 'woocommerce');
//                     break;
//                 case 'half':
//                     echo esc_html__('50% Payment', 'woocommerce');
//                     break;
//                 case '2LC':
//                     echo esc_html__('₹2,00,000 Payment', 'woocommerce');
//                     break;
//                 case '2-Months':
//                     echo esc_html__('2 Months Payment', 'woocommerce');
//                     break;
//                 default:
//                     echo esc_html($payment_option);
//             }
            
//             echo '</p>';
            
//             // Always show original total
//             echo '<p><strong>' . esc_html__('Payment Gateway:', 'woocommerce') . '</strong> ' . $pyment_gateway . '</p>';
//             echo '<p><strong>' . esc_html__('Transaction ID:', 'woocommerce') . '</strong> ' . $transaction_id . '</p>';
//             echo '<p><strong>' . esc_html__('Original Total:', 'woocommerce') . '</strong> ' . wc_price($original_total) . '</p>';
//             echo '<p><strong>' . esc_html__('Paid Amount:', 'woocommerce') . '</strong> ' . wc_price($payable_amount) . '</p>';
            
//             if (!empty($balance_amount) && $balance_amount > 0) {
//                 echo '<p><strong>' . esc_html__('Balance Amount:', 'woocommerce') . '</strong> ' . wc_price($balance_amount) . '</p>';
//             }
//         } else {
//             echo '<p>' . esc_html__('No custom payment option selected for this order.', 'woocommerce') . '</p>';
//         }        
          
       
//     }

//     /**
//  * Clear WooCommerce session data after order completion or cancellation
//  */
// public function clear_payment_session($order_id) {
//     // Clear all our custom session variables
//     WC()->session->set('wc_payment_options', null);
//     WC()->session->set('wc_payment_amounts', null);
//     WC()->session->set('wc_original_total', null);
//     WC()->session->set('wc_payment_option', null);
//     WC()->session->set('wc_user_selected_payment', null);
    
//     // Log that we cleared the session
//     error_log("Cleared payment session data for Order #$order_id");
// }
    
//         /**
//  * Add terms & conditions checkboxes for different purpose products
//  */
// public function add_purpose_terms_checkboxes() {
//     $cart_items = WC()->cart->get_cart();
//     $purposes = array();
    
//     // Collect all unique purposes from cart items
//     foreach ($cart_items as $cart_item) {
//         $product_id = $cart_item['product_id'];
//         $purpose = get_post_meta($product_id, 'purpose_of_listing', true);
        
//         if (!empty($purpose)) {
//             $purposes[$purpose] = true;
//         }
//     }
   
// }

// /**
//  * Validate the terms checkboxes on checkout submission
//  */
// public function validate_purpose_terms_checkboxes() {
//     $cart_items = WC()->cart->get_cart();
//     $purposes = array();
    
//     // Collect all unique purposes from cart items
//     foreach ($cart_items as $cart_item) {
//         $product_id = $cart_item['product_id'];
//         $purpose = get_post_meta($product_id, 'purpose_of_listing', true);
        
//         if (!empty($purpose)) {
//             $purposes[$purpose] = true;
//         }
//     }
    
//     // Validate each required checkbox
//     $error_shown = false;
    
//     if (isset($purposes['Sales']) && !isset($_POST['purpose_terms_sales'])) {
//         wc_add_notice(__('Please read and accept the sales terms and conditions to proceed.', 'woocommerce'), 'error');
//         $error_shown = true;
//     }
    
//     if (isset($purposes['Renting']) && !isset($_POST['purpose_terms_renting'])) {
//         wc_add_notice(__('Please read and accept the renting terms and conditions to proceed.', 'woocommerce'), 'error');
//         $error_shown = true;
//     }
    
//     // Check other purposes
//     $other_purposes = array_diff(array_keys($purposes), ['Sales', 'Renting']);
//     if (!empty($other_purposes) && !isset($_POST['purpose_terms_other'])) {
//         wc_add_notice(__('Please read and accept the general terms and conditions to proceed.', 'woocommerce'), 'error');
//         $error_shown = true;
//     }
// }

// /**
//  * Add JavaScript to handle checkbox validation
//  */
// // public function purpose_terms_scripts() {
// //     if (!is_checkout()) {
// //         return;
// //     }
   
// // }


// // Validate Cart Count and restrict the Checkout of more than 1 product.
// // Restrict WooCommerce checkout to only one product at a time
// // add_action('woocommerce_check_cart_items', 'restrict_cart_to_one_item');

// function restrict_cart_to_one_item() {
//     if (WC()->cart->get_cart_contents_count() > 1) {
//         wc_add_notice(__('Only one equipment is allowed to checkout at a time', 'woocommerce'), 'error');
//     }
// }

// function restrict_single_item_checkout() {
//     if (is_admin()) {
//         return;
//     }

//     // Only run on checkout page
//     if (is_checkout() && !is_wc_endpoint_url()) {
//         // Get cart contents count
//         $cart_count = WC()->cart->get_cart_contents_count();
        
//         // If more than one item in cart
//         if ($cart_count > 1) {
//             // Add notice
//             wc_add_notice('Only one equipment is allowed to checkout at a time', 'error');
            
//             // Redirect to cart page
//             wp_redirect(wc_get_cart_url());
//             exit;
//         }
//     }
// }
// }
// // // add_action('template_redirect', 'restrict_single_item_checkout');

// // // Initialize the plugin
// // new WC_Purpose_Payment_Options();