File class-prdd-edit-deliveries.php

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<?php

/**
 * PRDD Allow Deliveries to be edited from Cart and Checkout Page
 * 
 * @author  Tyche Softwares
 * @package Product-Delivery-Date-Pro-for-WooCommerce/Edit-Deliveries
 *
 * @since   2.4
 */

if( ! class_exists( 'prdd_edit_deliveries_class' ) ) {

    /**
     * Class for allowing Deliveries to be edited from Cart and Checkout Page
     *
     * @since 2.4
     */
    class prdd_edit_deliveries_class {

        /**
         * Default Constructor
         * 
         * @since 2.4
         */
        public function __construct() {

            add_action( 'admin_init', array( &$this, 'prdd_add_edit_settings' ), 11 );

            $global_settings = json_decode( get_option( 'woocommerce_prdd_global_settings' ) );
            if( isset( $global_settings->prdd_enable_delivery_edit ) && 
                $global_settings->prdd_enable_delivery_edit === 'on' ){
            
                add_filter( 'woocommerce_cart_item_name', array( &$this, 'prdd_add_edit_link' ), 10, 3 );

                add_action( 'wp_ajax_nopriv_prdd_update_edited_deliveries', array( &$this, 'prdd_update_edited_deliveries' ) );
                add_action( 'wp_ajax_prdd_update_edited_deliveries', array( &$this, 'prdd_update_edited_deliveries' ) );
            }

            add_action( 'woocommerce_order_item_meta_end', array( &$this, 'prdd_add_reschedule_link' ), 10, 3 );
        }

        /**
         * Load modal template for delivery box
         * 
         * @param array $prdd_settings Delivery Details array
         * @param WC_Product $cart_product Product Object
         * @param int|string $product_id Product ID
         * @param array $localized_array Localized array to be passed to JS
         * @param string $prdd_cart_item_key Cart Item key or Order Item key for unique ID of modal
         * @param int|string $variation_id Variation ID
         *
         * @since 2.4
         */
        public static function prdd_load_template( $prdd_settings, $cart_product, $product_id, $localized_array, $prdd_cart_item_key, $variation_id ) {
            wc_get_template( 
                'prdd-edit-delivery-modal.php', 
                array(
                    'prdd_delivery' => $prdd_settings,
                    'product_obj' => $cart_product,
                    'product_id' => $product_id,
                    'variation_id' => $variation_id,
                    'prdd_cart_item_key' => $prdd_cart_item_key ), 
                'product-delivery-date/', 
                PRDD_DELIVERIES_TEMPLATE_PATH );

            $plugin_version_number = get_option( 'woocommerce_prdd_db_version' );

            self::prdd_enqueue_edit_deliveries_scripts( 
                $prdd_cart_item_key,
                $plugin_version_number, 
                $localized_array
            );

            self::prdd_enqueue_edit_deliveries_styles(
                $plugin_version_number
            );
        }

        /**
         * Add Edit Link on Cart and Checkout page
         * 
         * @hook woocommerce_cart_item_name
         * 
         * @param string $product_title Product Title to which additional string needs to be appeded
         * @param WC_Product $cart_item Cart Item in WC_Product object form
         * @param string $cart_item_key Cart Item key
         *
         * @return string Product Title with appended data
         * 
         * @since 2.4
         */
        public function prdd_add_edit_link( $product_title, $cart_item, $cart_item_key ) {
            if ( ( ( is_cart() && !is_ajax() ) || is_checkout() ) && !is_product() && 
                !( is_wc_endpoint_url( 'view-order' ) || is_wc_endpoint_url( 'order-received' ) ) &&
                 isset( $cart_item['prdd_delivery'] ) ) {

                $product_id = $cart_item['product_id'];

                if ( $cart_item['variation_id'] !== 0 ) {
                    $variation_id = $cart_item['variation_id'];
                }else {
                    $variation_id = 0;
                }

                $product_title .= '<div style="clear:both;"></div>';

                $product_title .= sprintf( '<input type="button" onclick=prdd_edit_delivery_class.prdd_edit_deliveries(%d,"%s") value="%s">', $product_id, $cart_item_key, __( 'Edit Deliveries', 'woocommerce-prdd' ) );

                $page_type = '';
                if ( is_cart() ) {
                    $page_type = 'cart';
                }else if ( is_checkout() ) {
                    $page_type = 'checkout';
                }

                $localized_array = array( 
                    'prdd_delivery_params' => $cart_item['prdd_delivery'][0],
                    'prdd_cart_item' => $cart_item,
                    'prdd_cart_item_key' => $cart_item_key,
                    'prdd_page_type' => $page_type
                );

                self::prdd_load_template( 
                    $cart_item['prdd_delivery'][0], 
                    $cart_item['data'], 
                    $product_id, 
                    $localized_array,
                    $cart_item_key,
                    $variation_id
                );

                return $product_title;
            } else {
                return $product_title;
            }
        }

        /**
         * Add Edit Delivery link on My Account Page
         * 
         * @hook woocommerce_order_item_meta_end
         *
         * @param srting $item_id Order Item ID
         * @param WC_Order_Item $item Order Item
         * @param WC_Order $order Order Object
         *
         * @since 2.4
         */
        public function prdd_add_reschedule_link( $item_id, $item, $order ) {
            if ( is_wc_endpoint_url( 'view-order' ) ) {
                $order_status = $order->get_status();
                if( isset( $order_status ) && ( $order_status !== 'cancelled' ) && ( $order_status !== 'refunded' ) && ( $order_status !== 'trash' ) && ( $order_status !== '' ) && ( $order_status !== 'failed' ) && ( 'auto-draft' !== $order_status ) ) {

                    $prdd_details = array(
                        'date' => '',
                        'hidden_date' => '',
                        'price' => '' );

                    foreach ( $item->get_meta_data() as $meta_index => $meta ) {
                        if ( isset( $meta->key ) && $meta->key === get_option( 'delivery_item-meta-date' ) ) {
                            $prdd_details[ 'date' ] = $meta->value;
                        } elseif ( isset( $meta->key ) && $meta->key === '_prdd_date' ) {
                            $hidden_date = explode( '-', $meta->value );
                            $prdd_details[ 'hidden_date' ] = $hidden_date[2] . '-' . $hidden_date[1] . '-' . $hidden_date[0];
                        } elseif ( isset( $meta->key ) && $meta->key === get_option( 'delivery_item-meta-time' ) ){
                            $prdd_details[ 'time_slot' ] = $meta->value;
                        }
                    }

                    $diff_days = (strtotime($prdd_details['hidden_date']) - current_time('timestamp'))/60/60/24;
                    $global_settings = json_decode( get_option( 'woocommerce_prdd_global_settings' ) );

                    if( isset( $global_settings->prdd_enable_delivery_reschedule ) &&
                        isset( $global_settings->prdd_delivery_reschedule_days ) &&
                        $diff_days >= $global_settings->prdd_delivery_reschedule_days && 
                        $global_settings->prdd_enable_delivery_reschedule === 'on' &&
                        $prdd_details[ 'date' ] !== '' ) {

                        printf( '<input type="button" onclick="prdd_edit_delivery_class.prdd_edit_deliveries(%d,%s)" value="%s">', $item->get_product_id( 'view' ), $item_id, __( 'Edit Deliveries', 'woocommerce-prdd' ) );

                        $localized_array = array( 
                            'prdd_delivery_params' => $prdd_details,
                            'prdd_cart_item' => $item,
                            'prdd_cart_item_key' => $item_id,
                            'prdd_order_id' => $order->get_id(),
                            'prdd_page_type' => 'view-order'
                        );

                        self::prdd_load_template( 
                            $prdd_details, 
                            $item->get_product(), 
                            $item->get_product_id( 'view' ), 
                            $localized_array,
                            $item_id,
                            $item->get_variation_id( 'view' ) );
                    }
                }
            }
        }

        /**
         * Enqueue JS files for edit deliveries
         * 
         * @param string $prdd_cart_item_key Unique ID used for Modal ID
         * @param string $plugin_version_number Plugin Version number
         * @param array $localized_array Localized array to be passed to JS
         *
         * @since 2.4
         */
        public static function prdd_enqueue_edit_deliveries_scripts( $prdd_cart_item_key, $plugin_version_number, $localized_array ) {
            
            wp_register_script( 
                "prdd-edit-delivery", 
                plugins_url( '/js/prdd-edit-delivery.js', __FILE__ ), 
                '', 
                $plugin_version_number, 
                false );

            wp_localize_script( "prdd-edit-delivery", "prdd_edit_params_$prdd_cart_item_key", $localized_array );

            wp_enqueue_script( "prdd-edit-delivery" );
        }

        /**
         * Enqueue CSS files
         * 
         * @param string $plugin_version_number Plugin version number
         *
         * @since 2.4
         */
        public static function prdd_enqueue_edit_deliveries_styles( $plugin_version_number ) {
            wp_enqueue_style( 
                'prdd-edit-delivery-styles', 
                plugins_url( '/css/prdd-edit-delivery.css', __FILE__ ) , 
                '', 
                $plugin_version_number, 
                false );
        }

        /**
         * Ajax callback when confirm bookings is clicked on either Cart, Checkout or My Account Page.
         * 
         * @hook wp_ajax_nopriv_prdd_update_edited_deliveries.
         * @hook wp_ajax_prdd_update_edited_deliveries.
         *
         * @globals resource $wpdb WordPress object.
         *
         * @since 2.4
         */
        public function prdd_update_edited_deliveries() {
            global $wpdb;

            if ( isset( $_POST['page_type'] ) && $_POST['page_type'] !== 'view-order' ) {
                $session_cart = WC()->session->cart;
                $cart_item_obj = $_POST[ 'cart_item_obj' ];
                $session_cart[ $_POST[ 'cart_item_key' ] ][ 'prdd_delivery' ] = $cart_item_obj[ 'prdd_delivery' ];
                $session_cart[ $_POST[ 'cart_item_key' ] ][ 'line_total' ] = $session_cart[ $_POST[ 'cart_item_key' ] ][ 'line_total' ][ 'line_subtotal' ] = $cart_item_obj[ 'line_total' ];
                WC()->session->set( 'cart', $session_cart );
            } elseif ( isset( $_POST[ 'page_type' ] ) && $_POST[ 'page_type' ] === 'view-order' ) {
                $order_id = $_POST[ 'order_id' ];
                $item_id = $_POST[ 'item_id' ];
                $delivery_data = $_POST[ 'delivery_data' ];
                $product_id = $_POST[ 'product_id' ];
                $variation_id = $_POST[ 'variation_id' ];

                $old_deliveries = array();
                $old_deliveries[ 'delivery_date' ] = wc_get_order_item_meta( $item_id, get_option( 'delivery_item-meta-date' ), true );
                $old_deliveries[ 'hidden_date' ] = wc_get_order_item_meta( $item_id, '_prdd_date', true );
                $old_deliveries[ 'time_slot' ] = wc_get_order_item_meta( $item_id, get_option( '
                    delivery_item-meta-time' ), true );

                $old_start_date = wc_get_order_item_meta( $item_id, '_prdd_date' );
                $old_start = date( 'Y-m-d', strtotime( $old_start_date ) );
                $old_time = wc_get_order_item_meta( $item_id, '_prdd_time_slot' );
                $old_line_total = wc_get_order_item_meta( $item_id, '_line_total' );
                $item_obj = new WC_Order_Item_Product( $item_id );
                $product_obj = wc_get_product( $product_id );
                $quantity = $item_obj->get_quantity();

                self::prdd_update_item_deliveries( 
                    $order_id, 
                    $item_id, 
                    $old_start, 
                    $old_time, 
                    $product_id,
                    $variation_id, 
                    $delivery_data,
                    $quantity );

                $gcal = new TsGcal();
                if( $gcal->get_api_mode() == "directly" ) {
                    $values = array();
                    $values[ 'prdd_delivery' ][0][ 'date' ] = wc_get_order_item_meta( $item_id, get_option( 'delivery_item-meta-date' ) );;
                    $values[ 'prdd_delivery' ][0][ 'hidden_date' ] = $delivery_data[ 'hidden_date' ];
                    if ( isset( $delivery_data[ 'time_slot' ] ) && $delivery_data[ 'time_slot' ] !== '' ) {
                        $values[ 'prdd_delivery' ][0][ 'time_slot' ] = $delivery_data[ 'time_slot' ];
            
                    }
                    $values[ 'data' ] = $product_obj;
                    $values[ 'quantity' ] = $quantity;
                    $event_details = prdd_common::prdd_get_event_details( $values, $order_id );
                    $gcal->insert_event( $event_details, $item_id, false );         
                }   

                $difference_amount = self::prdd_get_difference_amount( $item_id, $item_obj, $order_id, $product_id, $variation_id, $product_obj, $old_deliveries, $delivery_data );

                $additional_note = '';
                if ( $difference_amount > 0 ) {
                    $item = array(
                        'product'   => $product_obj,
                        'qty'       => $quantity,
                        'amount'    => $difference_amount
                        );

                    $new_order_id = prdd_rescheduled_order_class::prdd_rescheduled_create_order( $order_id, $item );
                    wc_update_order_item_meta( $item_id, '_prdd_resch_rem_bal_order_id', $new_order_id, '' );

                    $additional_note = sprintf( __( 'Please pay difference amount via Order #%s', 'woocommerce-prdd' ), $new_order_id );
                } else if ( $difference_amount < 0 ) {
                    $additional_note = __( "Please contact shop manager for differences in amount", 'woocommerce-prdd' );
                }

                self::prdd_add_reschedule_order_note( $order_id, $old_deliveries, $delivery_data, $item_obj->get_name('view'), $additional_note );

                // Trigger invoice email for additional order. This needs to be done after adding order notes
                if ( $difference_amount > 0 ) {
                    $invoice_email = new WC_Email_Customer_Invoice();
                    $invoice_email->trigger( $new_order_id );
                }

                do_action( 'prdd_delivery_rescheduled_admin', $item_id );
            }
            
            die();
        }

        /**
         * Returns the different amount for the new selected date and the old delivery date. 
         *
         * @globals resource $wpdb WordPress object.
         *
         * @param string $item_id Item ID. 
         * @param resource $item_obj Cart item object. 
         * @param string $order_id Order ID.
         * @param string $product_id Product ID. 
         * @param string $variation_id Variation ID. 
         * @param resource $product_obj Product object. 
         * @param array $old_deliveries Delivery data array. 
         * @param array $delivery_data Delivery data array. 
         * 
         * @return int|string Difference Amount. 
         *
         * @since 2.4
         */
        public static function prdd_get_difference_amount( $item_id, $item_obj, $order_id, $product_id, $variation_id, $product_obj, $old_deliveries, $delivery_data ) {
            global $wpdb;
            if( version_compare( get_option( 'woocommerce_version' ), "3.0.0", ">=" ) ) {
                $product_type = $product_obj->get_type();
            } else {
                if ( $variation_id == '' || $variation_id == '0' ) {
                    $product_type = $product_obj->product_type;
                } else {
                    $product_type = $product_obj->parent->product_type;
                }
            }
            
            $price = prdd_common::prdd_get_price( $product_id, $variation_id, $product_type );
            $wpa_charges = wc_get_order_item_meta( $item_id, '_prdd_wpa_prices', true );

            $old_delivery_charges = wc_get_order_item_meta( $item_id, get_option( 'delivery_item-meta-charges' ), true );
            
            if( $old_delivery_charges == '' ) {
                $old_delivery_charges = 0;
            }

            $old_product_total = $price + $wpa_charges + $old_delivery_charges;
            
            $difference_amount = 0;
            if( isset( $delivery_data[ 'delivery_price' ] ) && $delivery_data[ 'delivery_price' ] != '' ) {
                $new_total = $price + $wpa_charges + $delivery_data[ 'delivery_price' ] ;
                $difference_amount = $new_total - $item_obj->get_total( 'view' );

            }

            return $difference_amount;
        }

        /**
         * Used for updating the delivery details for a particular Item ID
         * 
         * @globals resource $wpdb WordPress object.
         *
         * @param string $order_id Order ID
         * @param string $item_id Item ID
         * @param string $old_start Old Start Date
         * @param string $old_end Old End Date
         * @param string $old_time Old Time
         * @param string $product_id Product ID
         * @param array $booking_data Booking Data
         * @param string $booking_id Booking ID
         * @param int $quantity Quantity
         *
         * @since 2.4
         */
        public static function prdd_update_item_deliveries( $order_id, $item_id, $old_start, $old_time, $product_id, $variation_id, $delivery_data, $quantity ) {

            global $wpdb;

            $date_to_convert = date( 'Y-m-d', strtotime( $delivery_data[ 'hidden_date' ] ) );
            $time_slot_price = "";
            wc_update_order_item_meta( $item_id, get_option( 'delivery_item-meta-date' ), $delivery_data[ 'delivery_date' ], '' );
            wc_update_order_item_meta( $item_id, '_prdd_date', $date_to_convert, '' );

            if ( isset( $delivery_data[ 'time_slot' ] ) && $delivery_data[ 'time_slot' ] !== '' ) {

                $timeslot = $delivery_data['time_slot'];
                $timeslots = explode( '-', $timeslot );

                $db_timeslot = date( 'G:i', strtotime( $timeslots[ 0 ] ) );
            
                wc_update_order_item_meta( $item_id, get_option( 'delivery_item-meta-time' ), $delivery_data['time_slot'], '' );
                wc_update_order_item_meta( $item_id, '_prdd_time_slot', $db_timeslot, '' );
            }
        }

        /**
         * Add Order Notes when deliveries are rescheduled
         * 
         * @param string|int $order_id Order ID
         * @param array $old_deliveries Old Booking data array
         * @param array $delivery_data New Booking data array
         * 
         * @since 2.4
         */
        public function prdd_add_reschedule_order_note( $order_id, $old_deliveries, $delivery_data, $item_name, $additional_note ) {
            $order_obj = wc_get_order( $order_id );
            if( isset( $old_deliveries[ 'delivery_date'] ) && $old_deliveries[ 'delivery_date' ] !== '' &&
                isset( $delivery_data[ 'delivery_date'] ) && $delivery_data[ 'delivery_date' ] !== '' && 
                isset( $old_deliveries[ 'time_slot' ] ) && $old_deliveries[ 'time_slot' ] !== '' &&
                isset( $delivery_data[ 'time_slot' ] ) && $delivery_data[ 'time_slot' ] !== '' ) {
                $note_details_old = $old_deliveries[ 'delivery_date' ] . ' ' . $old_deliveries[ 'time_slot' ];
                $note_details_new = $delivery_data[ 'delivery_date' ] . ' ' . $delivery_data[ 'time_slot' ];
            } else {
                $note_details_old = $old_deliveries[ 'delivery_date' ];
                $note_details_new = $delivery_data[ 'delivery_date' ];
            }

            $order_note = sprintf( __( 'Delivery has been rescheduled from <strong>%s</strong> to <strong>%s</strong> for <strong>%s</strong>.', 'woocommerce-booking' ), $note_details_old, $note_details_new, $item_name );

            $order_note = $order_note . $additional_note;
            $order_obj->add_order_note( $order_note, 1, false );
        }


        /**
         * Register additional settings for Edit Deliveries
         * 
         * @hook admin_init
         *
         * @since 2.4
         */
        public function prdd_add_edit_settings() {
            add_settings_field(
                'prdd_enable_delivery_edit',
                __( 'Allow Deliveries to be editable:', 'woocommerce-prdd' ),
                array( &$this, 'prdd_allow_deliveries_callback' ),
                'prdd_settings_page',
                'prdd_delivery_settings_section',
                array( __( 'Enabling this option will allow Deliveries to be editable from Cart and Checkout page', 'woocommerce-prdd' ) )
            );

            add_settings_field(
                'prdd_enable_delivery_reschedule',
                __( 'Allow Deliveries to be reschedulable:', 'woocommerce-prdd' ),
                array( &$this, 'prdd_allow_reschedulable_callback' ),
                'prdd_settings_page',
                'prdd_delivery_settings_section',
                array( __( 'Enabling this option will allow Deliveries to be reschedulable from My Account page', 'woocommerce-prdd' ) )
            );

            add_settings_field(
                'prdd_delivery_reschedule_days',
                __( 'Minimum number of days for rescheduling:', 'woocommerce-prdd' ),
                array( &$this, 'prdd_reschedulable_days_callback' ),
                'prdd_settings_page',
                'prdd_delivery_settings_section',
                array( __( 'Minimum number of days before the delivery date, after which Delivery cannot be rescheduled.', 'woocommerce-prdd' ) )
            );
        }

        /**
         * Call back for displaying settings option for Cart/Checkout page
         *
         * @param array $args Additional data for the settings field.
         *
         * @since 2.4
         */
        public function prdd_allow_deliveries_callback( $args ) {
            $saved_settings = json_decode( get_option( 'woocommerce_prdd_global_settings' ) );
            $prdd_enable_delivery_option = '';
            if( isset( $saved_settings->prdd_enable_delivery_edit ) && 
                $saved_settings->prdd_enable_delivery_edit === 'on' ){
                $prdd_enable_delivery_option = 'checked';
            }
            
            ?>
                <input 
                    type="checkbox" 
                    id="prdd_enable_delivery_edit" 
                    name="woocommerce_prdd_global_settings[prdd_enable_delivery_edit]"
                    <?php echo $prdd_enable_delivery_option; ?>
                />
                <label for="prdd_enable_delivery_edit">
                    <?php echo $args[ 0 ]; ?>
                </label>
            <?php
        }

        /**
         * Call back for displaying settings option for My Account page
         *
         * @param array $args Additional data for the settings field.
         *
         * @since 2.4
         */
        public function prdd_allow_reschedulable_callback( $args ) {
            $saved_settings = json_decode( get_option( 'woocommerce_prdd_global_settings' ) );
            $prdd_enable_delivery_reschedule = '';
            if( isset( $saved_settings->prdd_enable_delivery_reschedule ) && 
                $saved_settings->prdd_enable_delivery_reschedule === 'on' ){
                $prdd_enable_delivery_reschedule = 'checked';
            }
            
            ?>
                <input 
                    type="checkbox" 
                    id="prdd_enable_delivery_reschedule" 
                    name="woocommerce_prdd_global_settings[prdd_enable_delivery_reschedule]"
                    <?php echo $prdd_enable_delivery_reschedule; ?>
                />
                <label for="prdd_enable_delivery_reschedule">
                    <?php echo $args[ 0 ]; ?>
                </label>
            <?php
        }

        /**
         * Call back for displaying settings option for rescheduling period
         *
         * @param array $args Additional data for the settings field.
         *
         * @since 2.4
         */
        public function prdd_reschedulable_days_callback( $args ) {
            
            $saved_settings = json_decode( get_option( 'woocommerce_prdd_global_settings' ) );
            $prdd_delivery_reschedule_days = 0;
            if( isset( $saved_settings->prdd_delivery_reschedule_days ) && 
                $saved_settings->prdd_delivery_reschedule_days !== '' ){

                $prdd_delivery_reschedule_days = $saved_settings->prdd_delivery_reschedule_days;
            }
            
            ?>
                <input 
                    type="text" 
                    id="prdd_delivery_reschedule_days" 
                    name="woocommerce_prdd_global_settings[prdd_delivery_reschedule_days]"
                    value="<?php echo $prdd_delivery_reschedule_days; ?>"
                />
                <label for="prdd_delivery_reschedule_days">
                    <?php echo $args[ 0 ]; ?>
                </label>
            <?php
        }

    }
}
$prdd_edit_deliveries_class = new prdd_edit_deliveries_class();

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