<?php
/**
 * REST API Checkout_Form controller
 *
 */

if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

/**
 * REST API Checkout_Form controller
 *
 */
class APPMAKER_WC_REST_Checkout_Form_Controller extends APPMAKER_WC_REST_Controller {

    /**
     * Endpoint namespace.
     *
     * @var string
     */
    protected $namespace = 'appmaker-wc/v1';

    /**
     * Route base.

     * @var string
     */
    protected $rest_base = 'checkout-form';


    /**
     * Register the routes for products.
     */
    public function register_routes() {
        register_rest_route( $this->namespace, '/' . $this->rest_base, array(
            array(
                'methods'             => WP_REST_Server::READABLE,
                'callback'            => array( $this, 'checkout_form' ),
                'permission_callback' => array( $this, 'api_permissions_check' ),
            ),
            'schema' => array( $this, 'get_public_item_schema' ),
        ) );
        register_rest_route( $this->namespace, '/' . $this->rest_base . '/form/(?P<field>[\a-z]+)', array(
            array(
                'methods'             => WP_REST_Server::READABLE,
                'callback'            => array( $this, 'get_checkout_field' ),
                'permission_callback' => array( $this, 'api_permissions_check' ),
            ),
            'schema' => array( $this, 'get_public_item_schema' ),
        ) );

        register_rest_route( $this->namespace, '/' . $this->rest_base . '/shipping_methods', array(
            array(
                'methods'             => WP_REST_Server::CREATABLE,
                'callback'            => array( $this, 'shipping_methods' ),
                'permission_callback' => array( $this, 'api_permissions_check' ),
            ),
            'schema' => array( $this, 'get_public_item_schema' ),
        ) );

        register_rest_route( $this->namespace, '/' . $this->rest_base . '/payment_gateways', array(
            array(
                'methods'             => WP_REST_Server::CREATABLE,
                'callback'            => array( $this, 'payment_gateways' ),
                'permission_callback' => array( $this, 'api_permissions_check' ),
            ),
            'schema' => array( $this, 'get_public_item_schema' ),
        ) );

        register_rest_route( $this->namespace, '/' . $this->rest_base . '/review', array(
            array(
                'methods'             => WP_REST_Server::CREATABLE,
                'callback'            => array( $this, 'review' ),
                'permission_callback' => array( $this, 'api_permissions_check' ),
            ),
            'schema' => array( $this, 'get_public_item_schema' ),
        ) );
    }

    /**
     * Return checkout fields
     *
     * @return array|bool|mixed|object|WP_Error
     */
    public function checkout_form() {

        return array(
            'billing'  => $this->get_checkout_fields( 'billing' ),
            'shipping' => $this->get_checkout_fields( 'shipping' ),
            'order'    => $this->get_checkout_fields( 'order' ),
        );
    }

    /**
     * Return checkout fields for single field
     *
     * @param array $request Request Object.
     *
     * @return array|bool|mixed|object|void|WP_Error
     */
    public function get_checkout_fields( $request ) {
        if ( is_string( $request ) ) {
            $section = $request;
        } else {
            $section = $request['field'];
        }

        $checkout_fields = WC()->checkout()->checkout_fields;
        if ( isset( $checkout_fields[ $section ] ) ) {
            if ( 'billing' == $section ) {

                $options = get_option( 'wccs_settings' );
                if ( isset($options['buttons']) && count( $options['buttons'] ) > 0 && function_exists( 'wpml_string_wccm' ) ) :
                    foreach ( $options['buttons'] as $btn ) :
                        if ( ! empty( $btn['label'] ) && ( $btn['type'] == 'text' ) ) {
                            $checkout_fields[ $section ][ $btn['cow'] ] = array(
                                'id'          => $btn['cow'],
                                'type'        => 'text',
                                'class'       => array( 'wccs-field-class wccs-form-row-wide' ),
                                'label'       => wpml_string_wccm( '' . $btn['label'] . '' ),
                                'required'    => $btn['checkbox'],
                                'placeholder' => wpml_string_wccm( '' . $btn['placeholder'] . '' ),
                                'default'     => WC()->checkout()->get_value( '' . $btn['cow'] . '' ),
                            );
                        }
                        if ( ! empty( $btn['label'] ) && ( $btn['type'] == 'select' ) ) {
                            $checkout_fields[ $section ][ $btn['cow'] ] = array(
                                'id'          => $btn['cow'],
                                'type'        => 'select',
                                'class'       => array( 'wccs-field-class wccs-form-row-wide' ),
                                'label'       => wpml_string_wccm( '' . $btn['label'] . '' ),
                                'options'     => array(),
                                'required'    => $btn['checkbox'],
                                'placeholder' => wpml_string_wccm( '' . $btn['placeholder'] . '' ),
                                'default'     => WC()->checkout()->get_value( '' . $btn['cow'] . '' ),
                            );

                            if ( isset( $btn['option_a'] ) && ! empty( $btn['option_a'] ) ) {
                                $checkout_fields[ $section ][ $btn['cow'] ]['options'][ '' . wpml_string_wccm( '' . $btn['option_a'] . '' ) . '' ] = '' . wpml_string_wccm( '' . $btn['option_a'] . '' ) . '';
                            }
                            if ( isset( $btn['option_b'] ) && ! empty( $btn['option_b'] ) ) {
                                $checkout_fields[ $section ][ $btn['cow'] ]['options'][ '' . wpml_string_wccm( '' . $btn['option_b'] . '' ) . '' ] = '' . wpml_string_wccm( '' . $btn['option_b'] . '' ) . '';
                            }
                            if ( isset( $btn['option_c'] ) && ! empty( $btn['option_c'] ) ) {
                                $checkout_fields[ $section ][ $btn['cow'] ]['options'][ '' . wpml_string_wccm( '' . $btn['option_c'] . '' ) . '' ] = '' . wpml_string_wccm( '' . $btn['option_c'] . '' ) . '';
                            }
                            if ( isset( $btn['option_d'] ) && ! empty( $btn['option_d'] ) ) {
                                $checkout_fields[ $section ][ $btn['cow'] ]['options'][ '' . wpml_string_wccm( '' . $btn['option_d'] . '' ) . '' ] = '' . wpml_string_wccm( '' . $btn['option_d'] . '' ) . '';
                            }
                        }

                        if ( ! empty( $btn['label'] ) && ( $btn['type'] == 'date' ) ) {
                            $checkout_fields[ $section ][ $btn['cow'] ] = array(
                                'id'          => $btn['cow'],
                                'type'        => 'text',
                                'class'       => array( 'wccs-field-class MyDate-' . $btn['cow'] . ' wccs-form-row-wide' ),
                                'label'       => wpml_string_wccm( '' . $btn['label'] . '' ),
                                'required'    => $btn['checkbox'],
                                'placeholder' => wpml_string_wccm( '' . $btn['placeholder'] . '' ),
                                'default'     => WC()->checkout()->get_value( '' . $btn['cow'] . '' ),
                            );
                        }

                        if ( ! empty( $btn['label'] ) && ( $btn['type'] == 'checkbox' ) ) {
                            $checkout_fields[ $section ][ $btn['cow'] ] = array(
                                'id'          => $btn['cow'],
                                'type'        => 'checkbox',
                                'class'       => array( 'wccs-field-class wccs-form-row-wide' ),
                                'label'       => wpml_string_wccm( '' . $btn['label'] . '' ),
                                'required'    => $btn['checkbox'],
                                'placeholder' => wpml_string_wccm( '' . $btn['placeholder'] . '' ),
                                'default'     => WC()->checkout()->get_value( '' . $btn['cow'] . '' ),
                            );
                        }
                    endforeach;
                endif;

            }

            if ( 'order' == $section ) {
                $checkout_fields[ $section ]['wpnonce'] = array(
                    'id'      => 'wpnonce',
                    'type'    => 'hidden',
                    'default' => wp_create_nonce( 'woocommerce-process_checkout' ),
                );
            }

            if ( 'billing' == $section ) {
                if ( ! ( ( get_option( 'woocommerce_enable_guest_checkout' ) == 'yes' ) || is_user_logged_in() ) && isset( $checkout_fields['account'] ) ) {
                    $checkout_fields[ $section ] = array_merge( $checkout_fields[ $section ], $checkout_fields['account'] );
                }

                $show_shipping_fields = APPMAKER_WC::$api->get_settings( 'show_shipping_address_fields', true );
                $show_shipping_fields = $show_shipping_fields && WC()->cart->needs_shipping_address();
                $checkout_fields[ $section ]['ship_to_different_address'] = array(
                    'id'    => 'ship_to_different_address',
                    'type'  => $show_shipping_fields ? 'checkbox' : 'hidden',
                    'label' => __( 'Ship to a different address?', 'woocommerce' ),
                    'default'   => 0,
                );
            }
            if(isset($checkout_fields['billing']['billing_phone'])){
                $checkout_fields['billing']['billing_phone']['priority']=40;
            }
            if(isset($checkout_fields['billing']['billing_postcode'])){
                $checkout_fields['billing']['billing_postcode']['priority']=45;
            }
            if(isset($checkout_fields['shipping']['shipping_phone'])){
                $checkout_fields['shipping']['shipping_phone']['priority']=40;
            }
            if(isset($checkout_fields['shipping']['shipping_postcode'])){
                $checkout_fields['shipping']['shipping_postcode']['priority']=45;
            }

            $return = APPMAKER_WC_Dynamic_form::get_fields( apply_filters( 'appmaker_wc_checkout_fields', $checkout_fields[ $section ], $section, $request ), $section );

            if ( ! is_wp_error( $return ) ) {
                $return['status']  = true;
                $return['section'] = $section;
            }


            $return = apply_filters( 'appmaker_wc_checkout_fields_response', $return, $section, $request );
        } else {
            $return['status'] = 0;
        }


        return $return;
    }

    /**
     * Return checkout fields for single field
     *
     * @param array $request Request Object.
     *
     * @return array|bool|mixed|object|void|WP_Error
     */
    public function get_checkout_field( $request ) {
        return $this->get_checkout_fields( $request['field'] );
    }

    /**
     * Shipping methods
     *
     * @param $request
     *
     * @return array|bool|mixed|object|void|WP_Error
     */
    public function shipping_methods( $request ) {
        $return = array();
        $key    = 'shipping';
        $data   = array();

        $request = apply_filters( 'appmaker_wc_before_shipping_methods', $request );

        if ( ! isset( $request['ship_to_different_address'] ) || ( isset( $request['ship_to_different_address'] ) && ( $request['ship_to_different_address'] === false || $request['ship_to_different_address'] === 'false' || $request['ship_to_different_address'] == 0 ) ) ) {
            $key = 'billing';
        }
        if ( isset( $request[ $key . '_country' ] ) ) {
            $data['calc_shipping_country'] = $request[ $key . '_country' ];
        } else {
            $data['calc_shipping_country'] = '';
        }

        if ( isset( $request[ $key . '_state' ] ) ) {
            $data['calc_shipping_state'] = $request[ $key . '_state' ];
        } else {
            $data['calc_shipping_state'] = '';
        }

        if ( apply_filters( 'woocommerce_shipping_calculator_enable_postcode', true ) && isset( $request[ $key . '_postcode' ] ) && ! empty( $request[ $key . '_postcode' ] ) && $request[ $key . '_postcode' ] != 'null' ) {
            $data['calc_shipping_postcode'] = wc_clean( $request[ $key . '_postcode' ] );
        } else {
            $data['calc_shipping_postcode'] = '';
        }

        if ( apply_filters( 'woocommerce_shipping_calculator_enable_city', true ) && isset( $request[ $key . '_city' ] ) && ! empty( $request[ $key . '_city' ] ) && $request[ $key . '_city' ] != 'null' ) {
            $data['calc_shipping_city'] = wc_clean( $request[ $key . '_city' ] );
        } else {
            $data['calc_shipping_city'] = '';
        }

        if ( empty( $data['calc_shipping_country'] ) || $data['calc_shipping_country'] == 'null' ) {
            $data['calc_shipping_country'] = false;
        }

        if ( empty( $data['calc_shipping_state'] ) || $data['calc_shipping_state'] == 'null' ) {
            $data['calc_shipping_state'] = '';
        }

        if ( isset( $request[ $key . '_address_1' ] ) ) {
            WC()->customer->set_address( $request[ $key . '_address_1' ] );
            WC()->customer->set_shipping_address( $request[ $key . '_address_1' ] );
        }

        if ( isset( $request[ $key . '_address_2' ] ) ) {
            WC()->customer->set_address_2( $request[ $key . '_address_2' ] );
            WC()->customer->set_shipping_address_2( $request[ $key . '_address_2' ] );
        }

        $_POST['post_data'] = http_build_query( $_POST ); // To make sure advanced shipping methods will show
        $calculate_shipping = $this->calculate_shipping( $data );
        if ( is_wp_error( $calculate_shipping ) ) {
            $return = $calculate_shipping;
        }
        if ( ! is_wp_error( $return ) ) {
            WC()->session->set( 'wc_shipping_calculate_details', $data );
            $return = $this->get_shipping_methods();
        }

        return $return;
    }

    /**
     * Calculate shipping
     *
     * @param array $data shipping data.
     *
     * @return array|WP_Error
     */
    public function calculate_shipping( $data ) {
        $return = false;
        try {
            WC()->shipping()->reset_shipping();
            $country  = $data['calc_shipping_country'];
            $state    = $data['calc_shipping_state'];
            $postcode = $data['calc_shipping_postcode'];
            $city     = $data['calc_shipping_city'];
            if ( ! empty( $postcode ) && ! WC_Validation::is_postcode( $postcode, $country ) ) {
                $return = new WP_Error( 'invalid_postcode', __( 'Please enter a valid postcode/ZIP.', 'woocommerce' ) );
            } elseif ( ! empty( $postcode ) ) {
                $postcode = wc_format_postcode( $postcode, $country );
            }
            if ( $country ) {
                WC()->customer->set_location( $country, $state, $postcode, $city );
                WC()->customer->set_shipping_location( $country, $state, $postcode, $city );
            } else {
                WC()->customer->set_to_base();
                WC()->customer->set_shipping_to_base();
            }

            WC()->customer->calculated_shipping( true );
            do_action( 'woocommerce_calculated_shipping' );
        } catch ( Exception $e ) {
            $return = new WP_Error( 'unable_to_process', 'Unable to process' );
        }

        $errors = $this->get_wc_notices_errors();
        if ( false !== $errors ) {
            $return = $errors;
        }
        if ( ! is_wp_error( $return ) ) {
            WC()->session->set( 'wc_shipping_calculate_details', $data );
            $return = true;
        } else {
            $return = $this->get_wc_notices_errors();
        }

        return $return;
    }

    /**
     * Shipping methods
     *
     * @return array|bool|mixed|object|void|WP_Error
     */
    protected function get_shipping_methods() {
        $return = array();
        if ( WC()->cart->needs_shipping() && WC()->cart->show_shipping() ) {
            $return['show_shipping'] = 1;
            WC()->cart->calculate_shipping();
            $packages = WC()->shipping()->get_packages();
            foreach ( $packages as $i => $package ) {
                $chosen_method = isset( WC()->session->chosen_shipping_methods[ $i ] ) ? WC()->session->chosen_shipping_methods[ $i ] : '';
                $methods       = $this->getMethodsInArray( $package['rates'] );
                if ( empty( $chosen_method ) & ! empty( $methods ) ) {
                    $chosen_method = $methods[0]['id'];
                }
                $return['shipping'][] = array(
                    'methods' => $this->getMethodsInArray( $package['rates'] ),
                    'chosen'  => $chosen_method,
                    'index'   => $i,
                );
            }
        } else {
            $return['show_shipping'] = 0;
            $return['shipping']      = array();
        }
        if ( empty( $return['shipping'] ) || is_null( $return['shipping'] ) || ! is_array( $return['shipping'] ) ) {
            $return['show_shipping'] = 0;
            $return['shipping']      = array();
        }

        return $return;
    }

    /**
     * Parse each method in shipping methods
     *
     * @param object[] $methods Shipping method object array.
     *
     * @return array
     */
    private function getMethodsInArray( $methods ) {
        $return = array();
        foreach ( $methods as $method ) {
            $return[] = array(
                'id'           => $method->id,
                'label'        => html_entity_decode( $method->label, ENT_QUOTES, 'UTF-8' ),
                'cost'         => $method->cost,
                'cost_display' => APPMAKER_WC_Helper::get_display_price( $method->cost ),
                'taxes'        => $method->taxes,
                'method_id'    => $method->method_id,
            );
        }

        return $return;
    }

    /**
     * @param $request
     *
     * @return mixed
     */
    public function payment_gateways( $request ) {
        $this->set_shipping_method( $request['shipping_methods'] );
        add_filter( 'woocommerce_is_checkout', '__return_true' );
        WC()->cart->calculate_totals();
        $available_payment_gateways = WC()->payment_gateways()->get_available_payment_gateways();
        if(isset($available_payment_gateways['amazon_payments_advanced'])){
            unset($available_payment_gateways['amazon_payments_advanced']);
        }

        $return                     = array();
        $gateways_enabled_in_app = APPMAKER_WC::$api->get_settings( 'payment_gateways_enabled', array() );
        foreach ( $available_payment_gateways as $key => $gateway ) {
            if ( ! empty( $gateways_enabled_in_app ) && is_array( $gateways_enabled_in_app ) && ! in_array( $gateway->id, $gateways_enabled_in_app ) ) {
                continue;
            }

            /** @var $gateway WC_Payment_Gateway */
            if ( apply_filters( 'appmaker_wc_payment_gateway_' . $gateway->id . '_enabled', true ) ) {
                $return['gateways'][] = apply_filters( 'appmaker_wc_payment_gateway_' . $gateway->id, array(
                    'id'                => $gateway->id,
                    'title'             => html_entity_decode( wp_strip_all_tags( $gateway->get_title() ), ENT_QUOTES, 'UTF-8' ),
                    'description'       => wp_strip_all_tags( $gateway->get_description() ),
                    'icon'              => $gateway->get_icon(),
                    'chosen'            => $gateway->chosen,
                    'order_button_text' => $gateway->order_button_text,
                    'enabled'           => $gateway->enabled,
                    'fields'            => apply_filters( 'appmaker_wc_payment_gateway_' . $gateway->id . '_fields', null ),
                ), $gateway );
            }
        }
       foreach($return['gateways'] as $gateways=>$gateway){
           $html=$gateway['icon'];
           preg_match( '@src="([^"]+)"@' , $html, $match );
           $src = array_pop($match);
          // will return /images/image.jpg
           $return['gateways'][$gateways]['icon'] = $src;
       }
        $page_id= wc_get_page_id( 'terms' );
        if ( ( $page_id > 0 )&& (apply_filters( 'woocommerce_checkout_show_terms', true ) ||  get_option( 'yith_wctc_enable_popup' ) === 'yes'  ) ) {
            $terms_is_checked = apply_filters( 'woocommerce_terms_is_checked_default', isset( $request['terms'] ) );

            if ( empty($page_id ) ) {
                $terms_page_id =wc_get_page_id( 'terms' );
            } else {
                $terms_page_id = $page_id;
            }
            $return['terms']  = array(
                'show'    => 1,
                'link'    => esc_url( get_permalink( $terms_page_id ) ),
                'checked' => ( $terms_is_checked ) ? 1 : 0,
            );
        } else {
            $return['terms'] = array(
                'show'    => 0,
                'link'    => '',
                'checked' => 1,
            );
        }
        $return['skip_payment_gateways']=APPMAKER_WC::$api->get_settings( 'show_payment_gateways_in_webview', 0);
        if($return['skip_payment_gateways']!==0) {
            $order_id = WC()->checkout()->create_order($request);
            $order = wc_get_order($order_id);

            $billing_array = array('first_name' => $request['billing_first_name'],
                'last_name' => $request['billing_last_name'],
                'company' => $request['billing_company'],
                'address_1' => $request['billing_address_1'],
                'address_2' => $request['billing_address_2'],
                'city' => $request['billing_city'],
                'state' => $request['billing_state'],
                'postcode' => $request['billing_postcode'],
                'country' => $request['billing_country'],
                'email' => $request['billing_email'],
                'phone' => $request['billing_phone'],
            );
            if(isset($request['shipping_first_name'])) {
                $shipping_array = array('first_name' => $request['shipping_first_name'],
                    'last_name' => $request['shipping_last_name'],
                    'company' => $request['shipping_company'],
                    'address_1' => $request['shipping_address_1'],
                    'address_2' => $request['shipping_address_2'],
                    'city' => $request['shipping_city'],
                    'state' => $request['shipping_state'],
                    'postcode' => $request['shipping_postcode'],
                    'country' => $request['shipping_country'],
                    'email' => $request['shipping_email'],
                    'phone' => $request['shipping_phone'],
                );
            }else{
                $shipping_array  = array('first_name' => $request['billing_first_name'],
                    'last_name' => $request['billing_last_name'],
                    'company' => $request['billing_company'],
                    'address_1' => $request['billing_address_1'],
                    'address_2' => $request['billing_address_2'],
                    'city' => $request['billing_city'],
                    'state' => $request['billing_state'],
                    'postcode' => $request['billing_postcode'],
                    'country' => $request['billing_country'],
                    'email' => $request['billing_email'],
                    'phone' => $request['billing_phone'],
                );
            }
            $order->set_address($billing_array, 'billing');
            $order->set_address($shipping_array, 'shipping');
            $pay_now_url = esc_url($order->get_checkout_payment_url());
            $pay_now_url = preg_replace('/#.*;/', '', $pay_now_url);
            $pay_now_url = add_query_arg( array( 'from_app' => true ), $pay_now_url );
            $return['redirect_url'] = $pay_now_url;
            if ( is_a( $order, 'WC_Order' ) ) {
                if (!get_post_meta(APPMAKER_WC_Helper::get_id($order), 'from_app')) {
                    $order->add_order_note(__('Order from App', 'appmaker-woocommerce-mobile-app-manager'));
                    add_post_meta(APPMAKER_WC_Helper::get_id($order), 'from_app', true);
                }
                $key = method_exists($order, 'get_order_key') ? $order->get_order_key() : $order->order_key;
                WC()->session->set('last_order_key', $key);
            }
        }
        return apply_filters( 'appmaker_wc_payment_gateways_response', $return );
    }

    /**
     * @param bool|array $shipping_methods
     */
    public function set_shipping_method( $shipping_methods = false ) {
        if ( empty( $shipping_methods ) ) {
            $shipping_methods = WC()->session->get( 'wc_chosen_shipping_methods', $shipping_methods );
        }

        $chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
        if ( isset( $shipping_methods ) && is_array( $shipping_methods ) && ! empty( $shipping_methods ) ) {
            foreach ( $shipping_methods as $i => $value ) {
                $chosen_shipping_methods[ $i ] = wc_clean( $value );
            }

            WC()->session->set( 'wc_chosen_shipping_methods', $shipping_methods );
            WC()->session->set( 'chosen_shipping_methods', $chosen_shipping_methods );
        }
    }

    public function review( $request ) {
        do_action( 'appmaker_wc_before_review',$request );
        define( 'WOOCOMMERCE_CHECKOUT', true );
        $this->set_shipping_method( $request['shipping_methods'] );
        $_POST['post_data'] = http_build_query( $_POST ); // To make sure advanced shipping methods will show

        return APPMAKER_WC::$api->APPMAKER_WC_REST_Cart_Controller->cart_items();
    }

    public function prepare_state_response( $countries, $states_c ) {
        $return = array();
        foreach ( $countries as $key => $country ) {
            $return[ $key ] = array( 'name' => html_entity_decode( $country ), 'states' => array() );
            if ( isset( $states_c[ $key ] ) && is_array( $states_c[ $key ] ) ) {
                foreach ( $states_c[ $key ] as $state_key => $state ) {
                    $return[ $key ]['states'][] = array( 'id' => $key, 'name' => html_entity_decode( $state ) );
                }
            }
        }

        return $return;
    }

}