<?php
/**
 * Exit if accessed directly
 *
 * @package    woo-gift-cards-lite
 * @since             1.0.0
 */

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

use Automattic\WooCommerce\Utilities\OrderUtil;

/**
 * Return the default suggested privacy policy content.
 *
 * @since             1.0.0
 * @return string The default policy content.
 * @name wps_wgm_plugin_get_default_privacy_content
 * @author WP Swings <webmaster@wpswings.com>
 * @link https://www.wpswings.com/
 */
function wps_wgm_plugin_get_default_privacy_content() {
	return '<h2>' . __( 'Stored Recipient Details for sending Gift Card', 'woo-gift-cards-lite' ) . '</h2>' .
	'<p>' . __( "We store your recipient's email address, recipient's name, gift message, your name so that we can send them again your Gift Card with all proper details have been filled by you at the time of purchasing Gift Card Product if they arrive", 'woo-gift-cards-lite' ) . '</p>';
}

/**
 * Add the suggested privacy policy text to the policy postbox.
 *
 * @since             1.0.0
 * @name wps_wgm_plugin_add_suggested_privacy_content
 * @author WP Swings <webmaster@wpswings.com>
 * @link https://www.wpswings.com/
 */
function wps_wgm_plugin_add_suggested_privacy_content() {
	$content = wps_wgm_plugin_get_default_privacy_content();
	wp_add_privacy_policy_content( __( 'Ultimate Gift Cards For WooCommerce', 'woo-gift-cards-lite' ), $content );
}

add_action( 'admin_init', 'wps_wgm_plugin_add_suggested_privacy_content', 20 );

// Export Personal Data.

/**
 * Register exporter for Plugin user data.
 *
 * @since             1.0.0
 * @see https://github.com/allendav/wp-privacy-requests/blob/master/EXPORT.md
 * @param array $exporters Details of all the exporters.
 * @return array
 * @name wps_wgm_plugin_register_exporters
 * @author WP Swings <webmaster@wpswings.com>
 * @link https://www.wpswings.com/
 */
function wps_wgm_plugin_register_exporters( $exporters ) {
	$exporters[] = array(
		'exporter_friendly_name' => __( 'Recipient Details', 'woo-gift-cards-lite' ),
		'callback'               => 'wps_wgm_plugin_user_data_exporter',
	);
	return $exporters;
}

add_filter( 'wp_privacy_personal_data_exporters', 'wps_wgm_plugin_register_exporters' );


/**
 * Exporter for Plugin user data.
 *
 * @since             1.0.0
 * @see https://github.com/allendav/wp-privacy-requests/blob/master/EXPORT.md
 * @param string $email_address Contains Email Addresss.
 * @param int    $page contains page.
 * @return array
 * @name wps_wgm_plugin_user_data_exporter
 * @author WP Swings <webmaster@wpswings.com>
 * @link https://www.wpswings.com/
 */
function wps_wgm_plugin_user_data_exporter( $email_address, $page = 1 ) {
	$export_items = array();
	$user = get_user_by( 'email', $email_address );
	if ( $user && $user->ID ) {

		$item_id = "wps-wgm-recipient-details-{$user->ID}";

		$group_id = 'wps-wgm-recipient-details';

		$group_label = __( 'Gift Card Details', 'woo-gift-cards-lite' );

		// Plugins can add as many items in the item data array as they want.
		$data = array();

		// Add the user's recipient's details, and along with user itself.

		// Get all customer orders.
		if ( OrderUtil::custom_orders_table_usage_is_enabled() ) {
			// HPOS Enabled.
			$customer_orders = wc_get_orders(
				array(
					'customer'    => $user->ID,
					'status'      => array_keys( wc_get_order_statuses() ),
					'type'        => wc_get_order_types(),
					'limit'       => -1,    // To retrieve all customer orders.
				)
			);
		} else {
			$customer_orders = get_posts(
				array(
					'numberposts' => -1,
					'meta_key'    => '_customer_user',
					'meta_value'  => $user->ID,
					'post_type'   => wc_get_order_types(),
					'post_status' => array_keys( wc_get_order_statuses() ),
				)
			);
		}
		if ( isset( $customer_orders ) && ! empty( $customer_orders ) ) {
			foreach ( $customer_orders as $order_key => $orders ) {
				$order_id = $orders->ID;
				if ( isset( $order_id ) && ! empty( $order_id ) ) {
					$order = wc_get_order( $order_id );
					foreach ( $order->get_items() as $item_id => $item ) {
						$item_meta_data = $item->get_meta_data();
						$to = '';
						$to_name = '';
						$from = '';
						$gift_msg = '';
						$gift_img_name = '';
						if ( ! empty( $item_meta_data ) ) {
							foreach ( $item_meta_data as $key => $value ) {
								if ( isset( $value->key ) && 'To' == $value->key && ! empty( $value->value ) ) {
									$to = $value->value;
								}
								if ( isset( $value->key ) && 'From' == $value->key && ! empty( $value->value ) ) {
									$from = $value->value;
								}
								if ( isset( $value->key ) && 'Message' == $value->key && ! empty( $value->value ) ) {
									$gift_msg = $value->value;
								}
							}
							// Add these data into $data.
							if ( ! empty( $to ) ) {
								$data[] = array(
									'name'  => __( 'Recipient Name/Email', 'woo-gift-cards-lite' ),
									'value' => $to,
								);
							}
							if ( ! empty( $from ) ) {
								  $data[] = array(
									  'name'  => __( 'Buyer Name/Email', 'woo-gift-cards-lite' ),
									  'value' => $from,
								  );
							}
							if ( ! empty( $gift_msg ) ) {
								$data[] = array(
									'name'  => __( 'Gift Message', 'woo-gift-cards-lite' ),
									'value' => $gift_msg,
								);
							}
						}
						// Add this group of items to the exporters data array.
						$export_items[] = array(
							'group_id'    => $group_id,
							'group_label' => $group_label,
							'item_id'     => $item_id,
							'data'        => $data,
						);
					}
				}
			}
		}
	}
	// Returns an array of exported items for this pass, but also a boolean whether this exporter is finished.
	// If not it will be called again with $page increased by 1.
	return array(
		'data' => $export_items,
		'done' => true,
	);
}

// Delete Personal Data.

/**
 * Register eraser for Plugin user data.
 *
 * @since             1.0.0
 * @param array $erasers contains erased data.
 * @return array
 * @name wps_wgm_plugin_register_erasers
 * @author WP Swings <webmaster@wpswings.com>
 * @link https://www.wpswings.com/
 */
function wps_wgm_plugin_register_erasers( $erasers = array() ) {
	$erasers[] = array(
		'eraser_friendly_name' => __( 'Recipient Details', 'woo-gift-cards-lite' ),
		'callback'               => 'wps_wgm_plugin_user_data_eraser',
	);
	return $erasers;
}

add_filter( 'wp_privacy_personal_data_erasers', 'wps_wgm_plugin_register_erasers' );

/**
 * Eraser for Plugin user data.
 *
 * @since             1.0.0
 * @param string $email_address contains email address.
 * @param int    $page conains page.
 * @return array
 * @name wps_wgm_plugin_user_data_eraser
 * @author WP Swings <webmaster@wpswings.com>
 * @link https://www.wpswings.com/
 */
function wps_wgm_plugin_user_data_eraser( $email_address, $page = 1 ) {
	if ( empty( $email_address ) ) {
		return array(
			'items_removed'  => false,
			'items_retained' => false,
			'messages'       => array(),
			'done'           => true,
		);
	}
	$user = get_user_by( 'email', $email_address );
	$messages = array();
	$items_removed  = false;
	$items_retained = false;
	if ( $user && $user->ID ) {
		// Delete their order meta keys.

		if ( OrderUtil::custom_orders_table_usage_is_enabled() ) {
			// HPOS Enabled.
			$customer_orders = wc_get_orders(
				array(
					'customer'    => $user->ID,
					'status'      => array_keys( wc_get_order_statuses() ),
					'type'        => wc_get_order_types(),
					'limit'       => -1,    // To retrieve all customer orders.
				)
			);
		} else {
			$customer_orders = get_posts(
				array(
					'numberposts' => -1,
					'meta_key'    => '_customer_user',
					'meta_value'  => $user->ID,
					'post_type'   => wc_get_order_types(),
					'post_status' => array_keys( wc_get_order_statuses() ),
				)
			);
		}
		if ( isset( $customer_orders ) && ! empty( $customer_orders ) ) {
			foreach ( $customer_orders as $order_key => $orders ) {
				$order_id = $orders->ID;
				if ( isset( $order_id ) && ! empty( $order_id ) ) {
					$order = wc_get_order( $order_id );
					foreach ( $order->get_items() as $item_id => $item ) {
						$item_meta_data = $item->get_meta_data();
						$to = '';
						$from = '';
						$gift_msg = '';
						if ( ! empty( $item_meta_data ) ) {
							foreach ( $item_meta_data as $key => $value ) {
								if ( isset( $value->key ) && 'To' == $value->key && ! empty( $value->value ) ) {
									$status = woocommerce_delete_order_item_meta( $item_id, $value->key, $value->value, true );
									if ( $status ) {
										$items_removed  = true;
									} else {
										$messages[] = __( 'Removed key "TO"', 'woo-gift-cards-lite' );
										$items_retained = true;
									}
								}
								if ( isset( $value->key ) && 'From' == $value->key && ! empty( $value->value ) ) {
									$status = woocommerce_delete_order_item_meta( $item_id, $value->key, $value->value, true );
									if ( $status ) {
										$items_removed  = true;
									} else {
										$messages[] = __( 'Removed key "From"', 'woo-gift-cards-lite' );
										$items_retained = true;
									}
								}
								if ( isset( $value->key ) && 'Message' == $value->key && ! empty( $value->value ) ) {
									$status = woocommerce_delete_order_item_meta( $item_id, $value->key, $value->value, true );
									if ( $status ) {
										$items_removed  = true;
									} else {
										$messages[] = __( 'Removed key "Message"', 'woo-gift-cards-lite' );
										$items_retained = true;
									}
								}
							}
						} else {
							$items_removed  = true;
						}
					}
				}
			}
		}
	}
	// Returns an array of exported items for this pass, but also a boolean whether this exporter is finished.
	// If not it will be called again with $page increased by 1.
	return array(
		'items_removed'  => $items_removed,
		'items_retained' => $items_retained,
		'messages'       => $messages,
		'done'           => true,
	);
}
