<?php

add_action( 'wp_enqueue_scripts', 'enqueue_custom_checkout_scripts' );

function enqueue_custom_checkout_scripts() {

    if ( is_checkout() ) {
        wp_enqueue_script( 'custom-checkout-update', get_stylesheet_directory_uri() . '/gp-include/assets/checkout/js/script.js?v=1.51');
    }
}


add_filter( 'woocommerce_cart_needs_shipping_address', '__return_false' );
add_filter( 'woocommerce_shipping_calculator_enable_postcode', '__return_false' );
add_filter( 'woocommerce_shipping_calculator_enable_city', '__return_false' );
add_filter( 'woocommerce_shipping_calculator_enable_state', '__return_false' );
add_filter( 'woocommerce_shipping_packages', 'display_all_shipping_methods' );

function display_all_shipping_methods( $packages ) {
    foreach ( $packages as &$package ) {
        // Убираем ограничения по адресу
        $package['destination']['country']  = '';
        $package['destination']['state']    = '';
        $package['destination']['postcode'] = '';
        $package['destination']['city']     = '';
    }
    return $packages;
}


add_filter( 'woocommerce_checkout_fields', 'customize_billing_fields' );

function customize_billing_fields( $fields ) {
      // Удаляем все стандартные поля
      unset( $fields['billing']['billing_company'] );
      unset( $fields['billing']['billing_country'] );
      unset( $fields['billing']['billing_address_1'] );
      unset( $fields['billing']['billing_address_2'] );
      unset( $fields['billing']['billing_city'] );
      unset( $fields['billing']['billing_state'] );
      unset( $fields['billing']['billing_postcode'] );
    //   unset( $fields['billing']['billing_last_name'] );
      // Перенастраиваем только нужные поля
      $fields['billing']['billing_first_name'] = array(
          'type'        => 'text',
          'label'       => __('First Name', 'woocommerce'),
          'placeholder' => __('', 'woocommerce'),
          'required'    => true,
          'class'       => array('form-row-wide'),
          'priority'    => 10,
      );
      $fields['billing']['billing_last_name'] = array(
        'type'        => 'text',
        'label'       => __('Last Name', 'woocommerce'),
        'placeholder' => __('', 'woocommerce'),
        'required'    => true,
        'class'       => array('form-row-wide'),
        'priority'    => 10,
     );
      $fields['billing']['billing_email'] = array(
        'type'        => 'email',
        'label'       => __('E-mail', 'woocommerce'),
        'placeholder' => __('', 'woocommerce'),
        'required'    => true,
        'class'       => array('form-row-wide'),
        'priority'    => 20,
    );
      $fields['billing']['billing_phone'] = array(
          'type'        => 'tel',
          'label'       => __('Phone', 'woocommerce'),
          'placeholder' => __('', 'woocommerce'),
          'required'    => true,
          'class'       => array('form-row-wide'),
          'priority'    => 30,
      );
    //   $fields['billing']['billing_state'] = array(
    //     'type'        => 'text',
    //     'label'       => __('Район/область', 'woocommerce'),
    //     'placeholder' => __('Район/область', 'woocommerce'),
    //     'required'    => true,
    //     'class'       => array('form-row-wide'),
    //     'priority'    => 40,
    // );
    $fields['billing']['billing_postcode'] = array(
         'type'        => 'text',
         'label'       => __('Postcode', 'woocommerce'),
         'placeholder' => __('', 'woocommerce'),
         'required'    => true,
         'class'       => array('form-row-wide'),
         'priority'    => 40,
     );
      $fields['billing']['billing_city'] = array(
        'type'        => 'text',
        'label'       => __('Town/City', 'woocommerce'),
        'placeholder' => __('', 'woocommerce'),
        'required'    => true,
        'class'       => array('form-row-wide'),
        'priority'    => 40,
    );

    $fields['billing']['billing_address_1'] = array(
        'type'        => 'text',
        'label'       => __('House number and street name', 'woocommerce'),
        'placeholder' => __('House number and street name', 'woocommerce'),
        'required'    => false,
        'class'       => array('form-row-wide'),
        'priority'    => 40,
    );
    $fields['billing']['billing_address_2'] = array(
        'type'        => 'text',
        'label'       => __('Apartment, suite, unit, etc. (optional)', 'woocommerce'),
        'placeholder' => __('Apartment, suite, unit, etc. (optional)', 'woocommerce'),
        'required'    => false,
        'class'       => array('form-row-wide'),
        'priority'    => 40,
    );

      return $fields;
}
// remove_action( 'woocommerce_review_order_before_payment', 'woocommerce_review_order_shipping' );

add_action( 'init', function() {
    update_option( 'woocommerce_enable_coupons', 'yes' ); // Включение купонов
} );

add_action( 'wp_ajax_apply_coupon', 'custom_apply_coupon' );
add_action( 'wp_ajax_nopriv_apply_coupon', 'custom_apply_coupon' );

function custom_apply_coupon() {
    $coupon_code = isset( $_POST['coupon_code'] ) ? sanitize_text_field( $_POST['coupon_code'] ) : '';

    if ( empty( $coupon_code ) ) {
        wp_send_json_error( array( 'message' => 'Код купона не указан.' ) );
    }

    // Применение купона
    $applied = WC()->cart->apply_coupon( $coupon_code );

    if ( $applied ) {
        wp_send_json_success();
    } else {
        wp_send_json_error( array( 'message' => 'Купон не применён. Проверьте код.' ) );
    }
}


add_filter( 'woocommerce_available_payment_gateways', 'set_default_payment_gateway' );

function set_default_payment_gateway( $available_gateways ) {
    if ( is_cart() || is_checkout() ) {
        // Устанавливаем способ оплаты по умолчанию
        $default_payment_gateway = 'tbank'; // ID способа оплаты, например 'cod' для "наличными при доставке"
        
        // Проверяем, доступен ли этот способ оплаты
        if ( isset( $available_gateways[ $default_payment_gateway ] ) ) {
            foreach ( $available_gateways as $gateway_id => $gateway ) {
                // Оставляем только выбранный способ оплаты
                if ( $gateway_id !== $default_payment_gateway ) {
                    unset( $available_gateways[ $gateway_id ] );
                }
            }
        }
    }

    return $available_gateways;
}
add_filter( 'woocommerce_checkout_terms_and_conditions_checkbox_enabled', '__return_false' );
add_filter( 'woocommerce_checkout_terms_is_required', '__return_false' );
remove_action( 'woocommerce_checkout_before_terms_and_conditions', 'wc_checkout_privacy_policy_text', 20 );
remove_action( 'woocommerce_checkout_terms_and_conditions', 'wc_terms_and_conditions_page_content', 30 );
remove_action( 'woocommerce_checkout_after_terms_and_conditions', 'wc_privacy_policy_text', 20 );

add_action( 'woocommerce_checkout_process', 'remove_terms_validation' );

function remove_terms_validation() {
    remove_action( 'woocommerce_checkout_process', 'woocommerce_checkout_terms_and_conditions' );
}

add_filter( 'woocommerce_order_button_html', 'custom_checkout_button_classes' );

function custom_checkout_button_classes( $button ) {
    // Заменяем стандартные классы
    $button = '<div class="order-your-calculation__submit">
                        <button type="submit" class="button alt button--gradient button--high button--100-perc" name="woocommerce_checkout_place_order" id="place_order" value="Place order" data-value="Place order"><span>Place order</span></button>
                </div>';
    return $button;


}

/*
add_filter( 'woocommerce_checkout_fields', 'customize_checkout_registration_fields' );

function customize_checkout_registration_fields( $fields ) {
    // Убираем поле ввода пароля
    unset( $fields['account']['account_password'] );

    return $fields;
}
*/

// Автоматическая генерация пароля
add_filter( 'woocommerce_checkout_posted_data', 'generate_password_for_registration' );

function generate_password_for_registration( $data ) {


    $billing_first_name = isset( $_POST['billing_first_name'] ) ? sanitize_text_field( $_POST['billing_first_name'] ) : '';
    $billing_last_name  = isset( $_POST['billing_last_name'] ) ? sanitize_text_field( $_POST['billing_last_name'] ) : '';
    $billing_address_1  = isset( $_POST['billing_address_1'] ) ? sanitize_text_field( $_POST['billing_address_1'] ) : '';
    $billing_address_2  = isset( $_POST['billing_address_2'] ) ? sanitize_text_field( $_POST['billing_address_2'] ) : '';
    $billing_city       = isset( $_POST['billing_city'] ) ? sanitize_text_field( $_POST['billing_city'] ) : '';
    $billing_postcode   = isset( $_POST['billing_postcode'] ) ? sanitize_text_field( $_POST['billing_postcode'] ) : '';
    $billing_country    = isset( $_POST['billing_country'] ) ? sanitize_text_field( $_POST['billing_country'] ) : '';
    $billing_state      = isset( $_POST['billing_state'] ) ? sanitize_text_field( $_POST['billing_state'] ) : '';
    $billing_phone      = isset( $_POST['billing_phone'] ) ? sanitize_text_field( $_POST['billing_phone'] ) : '';
    $billing_email      = isset( $_POST['billing_email'] ) ? sanitize_email( $_POST['billing_email'] ) : '';


    $data['shipping_first_name'] =  $data['billing_first_name'];
    $data['shipping_last_name'] =  $data['billing_last_name'];
    $data['shipping_address_1'] =  $data['billing_address_1'] . $data['billing_address_2'];
    $data['shipping_city'] =  $data['billing_city'];
    $data['shipping_postcode'] =  $data['billing_postcode'];
    $data['shipping_country'] =  $data['billing_country']; 
    $data['shipping_state'] =  $data['billing_state']; 


    return $data;
}


function handle_user_registration_on_checkout() {
    // Получаем данные из POST-запроса
    if ( isset( $_POST['billing_email'] ) && isset( $_POST['reg'] ))  {
        if ($_POST['reg'] == '1'){

        
        $email = sanitize_email( $_POST['billing_email'] );
        $pass = sanitize_text_field( $_POST['pass'] );

        // Регистрация пользователя
        $user_id = custom_register_user_from_post( $email, $pass );

        if ( is_wp_error( $user_id ) ) {
            // Если email уже существует, выводим ошибку
            wc_add_notice( $user_id->get_error_message(), 'error' );
        } else {

            wp_set_current_user( $user_id );  // Устанавливаем текущего пользователя
            wp_set_auth_cookie( $user_id );   // Устанавливаем куки для авторизации
            do_action( 'wp_login', $email, $user );  // Событие входа в систему
            
        }}

    } 
}
add_action( 'woocommerce_checkout_process', 'handle_user_registration_on_checkout' );


function custom_register_user_from_post( $email, $pass ) {
    // Проверяем, есть ли уже пользователь с таким email
    if ( email_exists( $email ) ) {
        return new WP_Error( 'email_exists', 'Этот email уже зарегистрирован.' );
    }

    // Создаем пользователя в WordPress
    $user_id = wp_create_user( $email, $pass, $email );
    if ( is_wp_error( $user_id ) ) {
        return $user_id; // Возвращаем ошибку, если не удалось создать пользователя
    }

    update_user_meta( $user_id, 'billing_email', $email ); // Устанавливаем email
    update_user_meta( $user_id, 'user_email', $email ); // Устанавливаем email для входа

    // Устанавливаем роль пользователя как 'customer' для WooCommerce
    $user = new WP_User( $user_id );
    $user->set_role( 'customer' );
    return $user_id;
}


add_filter( 'woocommerce_form_field', 'add_error_containers_to_checkout_fields', 10, 4 );

function add_error_containers_to_checkout_fields( $field, $key, $args, $value ) {
    if ( is_checkout() ) {
        // Добавляем контейнер для ошибок под полем
        $error_container = '<div id="' . esc_attr( $key ) . '-error" class="form-input__error"></div>';
        $field .= $error_container;
    }
    return $field;
}

add_filter( 'woocommerce_add_error', 'remove_payments_word_from_errors_multilang' );

function remove_payments_word_from_errors_multilang( $error ) {
    // Слова для удаления в разных языках
    $translations = array(
        'Платежи',    // Русский
        'Billing',   // Английский
    );

    foreach ( $translations as $word ) {
        $error = str_replace( $word, '', $error );
    }

    return trim( $error );
}


add_action( 'woocommerce_checkout_process', 'validate_phone_field_with_li_data_id' );

function validate_phone_field_with_li_data_id() {
    // Получаем значение телефона из формы
    $phone = isset( $_POST['billing_phone'] ) ? sanitize_text_field( $_POST['billing_phone'] ) : '';

    // Проверяем формат телефона
    if ( ! preg_match( '/^\+?[0-9\s\-\(\)]+$/', $phone ) ) {
        wc_add_notice( 'phone_err', 'error', 'billing_phone' );
    }
}

add_action( 'woocommerce_checkout_process', 'make_address_required_for_specific_shipping' );

function make_address_required_for_specific_shipping() {
    // Получаем выбранный метод доставки
    $chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
    $chosen_shipping = isset( $chosen_shipping_methods[0] ) ? $chosen_shipping_methods[0] : '';

    // Проверяем, выбран ли метод доставки "official_cdek:137"
    if ( $chosen_shipping === 'official_cdek:137' ) {
        // Проверяем, заполнен ли адрес
        if ( empty( $_POST['billing_address_1'] ) ) {
            wc_add_notice('adress_error', 'error' );
        }
    }
}


function auto_fill_shipping_fields_from_billing( $order_id ) {
    // Получаем объект заказа
    $order = wc_get_order( $order_id );
    
    if ( ! $order ) {
        return; // Если заказ недоступен, выходим
    }

    // Получаем значения полей billing из глобального $_POST
    $billing_first_name = isset( $_POST['billing_first_name'] ) ? sanitize_text_field( $_POST['billing_first_name'] ) : '';
    $billing_last_name  = isset( $_POST['billing_last_name'] ) ? sanitize_text_field( $_POST['billing_last_name'] ) : '';
    $billing_address_1  = isset( $_POST['billing_address_1'] ) ? sanitize_text_field( $_POST['billing_address_1'] ) : '';
    $billing_address_2  = isset( $_POST['billing_address_2'] ) ? sanitize_text_field( $_POST['billing_address_2'] ) : '';
    $billing_city       = isset( $_POST['billing_city'] ) ? sanitize_text_field( $_POST['billing_city'] ) : '';
    $billing_postcode   = isset( $_POST['billing_postcode'] ) ? sanitize_text_field( $_POST['billing_postcode'] ) : '';
    $billing_country    = isset( $_POST['billing_country'] ) ? sanitize_text_field( $_POST['billing_country'] ) : '';
    $billing_state      = isset( $_POST['billing_state'] ) ? sanitize_text_field( $_POST['billing_state'] ) : '';
    $billing_phone      = isset( $_POST['billing_phone'] ) ? sanitize_text_field( $_POST['billing_phone'] ) : '';
    $billing_email      = isset( $_POST['billing_email'] ) ? sanitize_email( $_POST['billing_email'] ) : '';

    // Копируем данные в поля доставки
    $order->set_shipping_first_name( $billing_first_name );
    $order->set_shipping_last_name( $billing_last_name );
    $order->set_shipping_address_1( $billing_address_1 );
    $order->set_shipping_address_2( $billing_address_2 );
    $order->set_shipping_city( $billing_city );
    $order->set_shipping_postcode( $billing_postcode );
    $order->set_shipping_country( $billing_country );
    $order->set_shipping_state( $billing_state );

    // Сохраняем изменения в заказе
    $order->save();
}


// function custom_checkout_fields( $fields ) {
//     // Проверяем, находимся ли мы на странице регистрации
//     if ( isset( $_POST['createaccount'] ) && $_POST['createaccount'] == '1' ) {
//         // Сделать поле телефона необязательным на этапе регистрации
//         $fields['billing']['billing_phone']['required'] = false;
//     } else {
//         // Убедиться, что поле телефона обязательно при оформлении заказа
//         $fields['billing']['billing_phone']['required'] = true;
//     }

//     return $fields;
// }
// add_filter( 'woocommerce_checkout_fields', 'custom_checkout_fields' );
//remove_action( 'woocommerce_before_checkout_form', 'woocommerce_checkout_coupon_form', 10 );
add_filter( 'woocommerce_coupons_enabled', 'coupon_field_on_checkout' );
function coupon_field_on_checkout( $enabled ) { 
	return false;
 
}