<?php
/**
 * REST API Orders controller
 *
 * Handles requests to the /orders endpoint.
 *
 * @author   WooThemes
 * @category API
 * @package  WooCommerce/API
 * @since    2.6.0
 */

defined( 'ABSPATH' ) || exit;

use Automattic\WooCommerce\Utilities\OrderUtil;

/**
 * REST API Orders controller class.
 *
 * @package WooCommerce/API
 * @extends WC_REST_Posts_Controller
 */
class W2W_REST_Orders_Controller extends W2W_REST_Posts_Controller {

	/**
	 * Endpoint namespace.
	 *
	 * @var string
	 */
	protected $namespace = 'w2w/v1';

	/**
	 * Route base.
	 *
	 * @var string
	 */
	protected $rest_base = 'orders';

	/**
	 * Post type.
	 *
	 * @var string
	 */
	protected $post_type = 'shop_order';

	/**
	 * Initialize orders actions.
	 */
	public function __construct() {
		add_filter( "woocommerce_rest_{$this->post_type}_query", array( $this, 'query_args' ), 10, 2 );
		add_filter( 'rest_authentication_errors', array( $this, 'check_authentication_error' ) );
		
		WC()->payment_gateways();
	}

	public function check_authentication_error() {
		$origin = get_http_origin();
		@header( 'Access-Control-Allow-Origin: ' .  $origin );
		@header( 'Access-Control-Allow-Credentials: true' );
		return true;
	}
	
	/**
	 * Register the routes for orders.
	 */
	public function register_routes() {
		register_rest_route( $this->namespace, '/' . $this->rest_base, array(
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'get_my_orders' ),
				'permission_callback' => array( $this, 'get_items_permissions_check' ),
				'args'                => $this->get_collection_params(),
			),
			array(
				'methods'             => WP_REST_Server::CREATABLE,
				'callback'            => array( $this, 'create_item' ),
				'permission_callback' => array( $this, 'create_item_permissions_check' ),
				'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );

		register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P<id>[\d]+)', array(
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'get_item' ),
				'permission_callback' => array( $this, 'get_item_permissions_check' ),
				'args'                => array(
					'context' => $this->get_context_param( array( 'default' => 'view' ) ),
				),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );
		
		register_rest_route( $this->namespace, '/' . $this->rest_base . '/cancel', array(
			array(
				'methods'             => WP_REST_Server::CREATABLE,
				'callback'            => array( $this, 'cancel_order' ),
				'permission_callback' => array( $this, 'get_item_permissions_check' ),
				'args'                => array(
					'context' => $this->get_context_param( array( 'default' => 'view' ) ),
				),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );
		
		register_rest_route( $this->namespace, '/' . $this->rest_base . '/confirm', array(
			array(
				'methods'             => WP_REST_Server::CREATABLE,
				'callback'            => array( $this, 'confirm_order' ),
				'permission_callback' => array( $this, 'get_item_permissions_check' ),
				'args'                => array(
					'context' => $this->get_context_param( array( 'default' => 'view' ) ),
				),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );
		
		register_rest_route( $this->namespace, '/' . $this->rest_base . '/shipping/detail', array(
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'shipping_detail' ),
				'permission_callback' => array( $this, 'get_item_permissions_check' ),
				'args'                => array(
					'context' => $this->get_context_param( array( 'default' => 'view' ) ),
				),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );
	}
	
	/**
	 * Returns current logged in customer's orders.
	 *
	 * @param WP_REST_Request $request Request object.
	 * @return WP_REST_Response $data
	 */
	public function get_my_orders( $request ) {
		$data = array();
		
		if( ! is_user_logged_in() ) {
			return $data;
		}
		
		$status = $request['status'];
		$page = isset( $request['page'] ) ? absint( $request['page'] ) : 1;
		$per_page = isset( $request['limit'] ) ? intval( $request['limit'] ) : 10;
		$search = ! empty( $request['search'] ) ? trim( $request['search'] ) : '';
		
		// HPOS新版订单表
		if( OrderUtil::custom_orders_table_usage_is_enabled() ) {
			$args = array(
				'return' => 'ids',
				'limit' => $per_page,
				'paged' => $page,
				'orderby' => 'ID',
				'order' => 'DESC',
				'type' => 'shop_order',
				'customer_id' => get_current_user_id(),
			);
			
			if( $status != 'any' ) {
				if( is_array( $status ) ) {
					$status = array_map( function( $item ) {
						return 'wc-'. $item;
					}, $status );
				} else {
					$status = 'wc-'. $status;
				}
				$args['status'] = $status;
			}
			
			if( ! empty( $search ) ) {
				add_filter( 'woocommerce_orders_table_query_clauses', function( $clauses, &$query ) use ( $search ) {
					global $wpdb;
					$orders_table = $query->get_table_name('orders');
					$clauses['join'] .= " LEFT JOIN {$wpdb->prefix}woocommerce_order_items items
							   ON {$orders_table}.id = items.order_id
							   AND items.order_item_type = 'line_item' ";
							   
					$clauses['groupby'] = "{$orders_table}.id";
					
					$where = " AND items.order_item_name LIKE %s";
					$where = $wpdb->prepare( $where, '%' . $wpdb->esc_like( $search ) . '%' );
					$clauses['where'] .= $where;
					
					return $clauses;
				}, 10, 2 );
			}
			
			$order_ids = wc_get_orders( $args );
		}
		// 旧版订单表
		else {
			$args = array(
				'fields' => 'ids',
				'posts_per_page' => $per_page,
				'paged' => $page,
				'orderby' => array(
					'ID' => 'DESC',
				),
				'post_type' => 'shop_order',
				'meta_query' => array(
					array(
						'key' => '_customer_user',
						'value' => get_current_user_id(),
						'compare' => '=',
					)
				)
			);
			
			if( $status != 'all' ) {
				if( is_array( $status ) ) {
					$status = array_map( function( $item ) {
						return 'wc-'. $item;
					}, $status );
				} else {
					$status = 'wc-'. $status;
				}
				$args['post_status'] = $status;
			}
			else {
				$args['post_status'] = 'any';
			}
			
			if( ! empty( $search ) ) {
				add_filter( 'posts_clauses', function( $clauses ) use ( $search ) {
					global $wpdb;
					$clauses['join'] .= " LEFT JOIN {$wpdb->prefix}woocommerce_order_items items
							   ON {$wpdb->posts}.ID = items.order_id
							   AND items.order_item_type = 'line_item'
							   LEFT JOIN {$wpdb->prefix}woocommerce_order_itemmeta itemmeta
							   ON items.order_item_id = itemmeta.order_item_id
							   AND itemmeta.meta_key = '_product_id' ";
							   
					$clauses['groupby'] = "{$wpdb->posts}.ID";
					

					$where = " AND items.order_item_name LIKE %s";
					$where = $wpdb->prepare( $where, '%' . $wpdb->esc_like( $search ) . '%' );
					$clauses['where'] .= $where;
					
					return $clauses;
				} );
			}
			
			if( ! empty( $args['meta_query'] ) ) {
				$args['meta_query']['relation'] = 'AND';
			}
			
			$query = new WP_Query();
			$order_ids = $query->query( $args );
		}

		$data = array();
		foreach ( $order_ids as $order_id ) {
			$order = wc_get_order( $order_id );
			$item = $this->prepare_item_for_response( $order, $request );
			$data[] = $item->data;
		}
		
		
		/*$args = array(
			'customer' => get_current_user_id(),
			'status' => isset( $request['status'] ) ? $request['status'] : '',
			'page' => $current_page,
			'paginate' => isset( $request['paginate'] ) ? (bool) $request['paginate'] : true,
			'limit' => 
		);
		
		$args = apply_filters( 'woocommerce_my_account_my_orders_query', $args );
		
		$customer_orders = wc_get_orders( $args );
		$customer_orders = is_object( $customer_orders ) ? $customer_orders->orders : $customer_orders;
		foreach( $customer_orders as $order ) {
			$data = $this->prepare_item_for_response( $order, $request );
			$array[] = $data->data;
		}*/
		
		return $data;
	}
	
	// 获取订单详情
	public function get_item( $request ) {
		
		if( ! is_user_logged_in() ) {
			return array();
		}

		$order = wc_get_order( $request['id'] );
		
		// 触发HOOK 其它支付网关插件可以在此查询订单
		do_action( 'w2w_rest_order_get_item', $order );
		
		$data = $this->prepare_item_for_response( $order, $request );
		
		return $data->data;
	}
	
	// 取消订单
	public function cancel_order( $request ) {
		
		$response = array( 'success' => false );
		$order = wc_get_order( $request['id'] );

		$user = wp_get_current_user();
		if( ! $user->exists() || $order->get_user_id() !== $user->ID ) {
			return $response;
		}
		
		if( in_array( $order->get_status(), array( 'pending', 'on-hold' ) ) ) {
			if( $order->update_status( 'cancelled', '用户取消订单' ) ) {
				$response['success'] = true;
			}
		}
		
		return $response;
	}
	
	// 确认收货
	public function confirm_order( $request ) {
		
		$response = array( 'success' => false );
		$order = wc_get_order( $request['id'] );

		$user = wp_get_current_user();
		if( ! $user->exists() || $order->get_user_id() !== $user->ID ) {
			return $response;
		}
		
		if( in_array( $order->get_status(), array( 'processing', 'shipped' ) ) ) {
			if( $order->update_status( 'completed', '用户确认收货' ) ) {
				$response['success'] = true;
			}
		}
		
		return $response;
	}
	
	// 物流详情
	public function shipping_detail( $request ) {
		$order_id = (int) $request['order_id'];
		$order = wc_get_order( $order_id );
		$shipping = $order->get_meta( 'w2w_shipping', true );
		$shipping_detail = $order->get_meta( 'w2w_shipping_detail', true );
		$shippers = W2W()->shipping_track->get_shippers();
		
		$response = array(
			'shipping' => $shipping ? array(
				'shipper' => $shippers[ $shipping['shipper'] ],
				'code' => $shipping['code']
			) : false,
			'shipping_detail' => $shipping_detail
		);
		
		return $response;
	}
	
	/**
	 * Prepare a single order output for response.
	 *
	 * @param WP_Post $post Post object.
	 * @param WP_REST_Request $request Request object.
	 * @return WP_REST_Response $data
	 */
	public function prepare_item_for_response( $post, $request ) {
		$order = wc_get_order( $post );

		$user = wp_get_current_user();
		$is_forbidden = ! $user->exists() || $order->get_user_id() !== $user->ID;
		if( apply_filters( 'w2w_is_access_order_forbidden', $is_forbidden, $order, $request ) ) {
			return;
		}
		
		$data = W2W()->util->get_order_data( $order, $request );

		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
		$data    = $this->add_additional_fields_to_object( $data, $request );
		$data    = $this->filter_response_by_context( $data, $context );

		// Wrap the data in a response object.
		$response = rest_ensure_response( $data );

		/**
		 * Filter the data for a response.
		 *
		 * The dynamic portion of the hook name, $this->post_type, refers to post_type of the post being
		 * prepared for the response.
		 *
		 * @param WP_REST_Response   $response   The response object.
		 * @param WP_Post            $post       Post object.
		 * @param WP_REST_Request    $request    Request object.
		 */
		return apply_filters( "woocommerce_rest_prepare_{$this->post_type}", $response, $post, $request );
	}

	/**
	 * Create a single item.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response
	 */
	public function create_item( $request ) {
		if ( ! defined( 'WOOCOMMERCE_CHECKOUT' ) ) {
			define( 'WOOCOMMERCE_CHECKOUT', true );
		}
		
		// 结算
		WC()->checkout()->process_checkout();
	}

	/**
	 * Get order statuses.
	 *
	 * @return array
	 */
	protected function get_order_statuses() {
		$order_statuses = array();

		foreach ( array_keys( wc_get_order_statuses() ) as $status ) {
			$order_statuses[] = str_replace( 'wc-', '', $status );
		}

		return $order_statuses;
	}

	/**
	 * Get the Order's schema, conforming to JSON Schema.
	 *
	 * @return array
	 */
	public function get_item_schema() {
		$schema = array(
			'$schema'    => 'http://json-schema.org/draft-04/schema#',
			'title'      => $this->post_type,
			'type'       => 'object',
			'properties' => array(
				'id' => array(
					'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'parent_id' => array(
					'description' => __( 'Parent order ID.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
				),
				'status' => array(
					'description' => __( 'Order status.', 'woocommerce' ),
					'type'        => 'string',
					'default'     => 'pending',
					'enum'        => $this->get_order_statuses(),
					'context'     => array( 'view', 'edit' ),
				),
				'order_key' => array(
					'description' => __( 'Order key.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'number' => array(
					'description' => __( 'Order number.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'currency' => array(
					'description' => __( 'Currency the order was created with, in ISO format.', 'woocommerce' ),
					'type'        => 'string',
					'default'     => get_woocommerce_currency(),
					'enum'        => array_keys( get_woocommerce_currencies() ),
					'context'     => array( 'view', 'edit' ),
				),
				'version' => array(
					'description' => __( 'Version of WooCommerce when the order was made.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'prices_include_tax' => array(
					'description' => __( 'Shows if the prices included tax during checkout.', 'woocommerce' ),
					'type'        => 'boolean',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'date_created' => array(
					'description' => __( "The date the order was created, in the site's timezone.", 'woocommerce' ),
					'type'        => 'date-time',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'date_modified' => array(
					'description' => __( "The date the order was last modified, in the site's timezone.", 'woocommerce' ),
					'type'        => 'date-time',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'customer_id' => array(
					'description' => __( 'User ID who owns the order. 0 for guests.', 'woocommerce' ),
					'type'        => 'integer',
					'default'     => 0,
					'context'     => array( 'view', 'edit' ),
				),
				'discount_total' => array(
					'description' => __( 'Total discount amount for the order.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'discount_tax' => array(
					'description' => __( 'Total discount tax amount for the order.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'shipping_total' => array(
					'description' => __( 'Total shipping amount for the order.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'shipping_tax' => array(
					'description' => __( 'Total shipping tax amount for the order.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'cart_tax' => array(
					'description' => __( 'Sum of line item taxes only.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'total' => array(
					'description' => __( 'Grand total.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'total_tax' => array(
					'description' => __( 'Sum of all taxes.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'billing' => array(
					'description' => __( 'Billing address.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'properties'  => array(
						'first_name' => array(
							'description' => __( 'First name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'last_name' => array(
							'description' => __( 'Last name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'company' => array(
							'description' => __( 'Company name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'address_1' => array(
							'description' => __( 'Address line 1.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'address_2' => array(
							'description' => __( 'Address line 2.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'city' => array(
							'description' => __( 'City name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'state' => array(
							'description' => __( 'ISO code or name of the state, province or district.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'postcode' => array(
							'description' => __( 'Postal code.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'country' => array(
							'description' => __( 'Country code in ISO 3166-1 alpha-2 format.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'email' => array(
							'description' => __( 'Email address.', 'woocommerce' ),
							'type'        => 'string',
							'format'      => 'email',
							'context'     => array( 'view', 'edit' ),
						),
						'phone' => array(
							'description' => __( 'Phone number.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
					),
				),
				'shipping' => array(
					'description' => __( 'Shipping address.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'properties'  => array(
						'first_name' => array(
							'description' => __( 'First name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'last_name' => array(
							'description' => __( 'Last name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'company' => array(
							'description' => __( 'Company name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'address_1' => array(
							'description' => __( 'Address line 1.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'address_2' => array(
							'description' => __( 'Address line 2.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'city' => array(
							'description' => __( 'City name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'state' => array(
							'description' => __( 'ISO code or name of the state, province or district.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'postcode' => array(
							'description' => __( 'Postal code.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'country' => array(
							'description' => __( 'Country code in ISO 3166-1 alpha-2 format.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
					),
				),
				'payment_method' => array(
					'description' => __( 'Payment method ID.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'payment_method_title' => array(
					'description' => __( 'Payment method title.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'set_paid' => array(
					'description' => __( 'Define if the order is paid. It will set the status to processing and reduce stock items.', 'woocommerce' ),
					'type'        => 'boolean',
					'default'     => false,
					'context'     => array( 'edit' ),
				),
				'transaction_id' => array(
					'description' => __( 'Unique transaction ID.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'customer_ip_address' => array(
					'description' => __( "Customer's IP address.", 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'customer_user_agent' => array(
					'description' => __( 'User agent of the customer.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'created_via' => array(
					'description' => __( 'Shows where the order was created.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'customer_note' => array(
					'description' => __( 'Note left by customer during checkout.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'date_completed' => array(
					'description' => __( "The date the order was completed, in the site's timezone.", 'woocommerce' ),
					'type'        => 'date-time',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'date_paid' => array(
					'description' => __( "The date the order has been paid, in the site's timezone.", 'woocommerce' ),
					'type'        => 'date-time',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'cart_hash' => array(
					'description' => __( 'MD5 hash of cart items to ensure orders are not modified.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'line_items' => array(
					'description' => __( 'Line items data.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'properties'  => array(
						'id' => array(
							'description' => __( 'Item ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'name' => array(
							'description' => __( 'Product name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'sku' => array(
							'description' => __( 'Product SKU.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'product_id' => array(
							'description' => __( 'Product ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
						),
						'variation_id' => array(
							'description' => __( 'Variation ID, if applicable.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
						),
						'quantity' => array(
							'description' => __( 'Quantity ordered.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
						),
						'tax_class' => array(
							'description' => __( 'Tax class of product.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'price' => array(
							'description' => __( 'Product price.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'subtotal' => array(
							'description' => __( 'Line subtotal (before discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'subtotal_tax' => array(
							'description' => __( 'Line subtotal tax (before discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'total' => array(
							'description' => __( 'Line total (after discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'total_tax' => array(
							'description' => __( 'Line total tax (after discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'taxes' => array(
							'description' => __( 'Line taxes.', 'woocommerce' ),
							'type'        => 'array',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
							'properties'  => array(
								'id' => array(
									'description' => __( 'Tax rate ID.', 'woocommerce' ),
									'type'        => 'integer',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'total' => array(
									'description' => __( 'Tax total.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'subtotal' => array(
									'description' => __( 'Tax subtotal.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
							),
						),
						'meta' => array(
							'description' => __( 'Line item meta data.', 'woocommerce' ),
							'type'        => 'array',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
							'properties'  => array(
								'key' => array(
									'description' => __( 'Meta key.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'label' => array(
									'description' => __( 'Meta label.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'value' => array(
									'description' => __( 'Meta value.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
							),
						),
					),
				),
				'tax_lines' => array(
					'description' => __( 'Tax lines data.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
					'properties'  => array(
						'id' => array(
							'description' => __( 'Item ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'rate_code' => array(
							'description' => __( 'Tax rate code.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'rate_id' => array(
							'description' => __( 'Tax rate ID.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'label' => array(
							'description' => __( 'Tax rate label.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'compound' => array(
							'description' => __( 'Show if is a compound tax rate.', 'woocommerce' ),
							'type'        => 'boolean',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'tax_total' => array(
							'description' => __( 'Tax total (not including shipping taxes).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'shipping_tax_total' => array(
							'description' => __( 'Shipping tax total.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
					),
				),
				'shipping_lines' => array(
					'description' => __( 'Shipping lines data.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'properties'  => array(
						'id' => array(
							'description' => __( 'Item ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'method_title' => array(
							'description' => __( 'Shipping method name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'method_id' => array(
							'description' => __( 'Shipping method ID.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'total' => array(
							'description' => __( 'Line total (after discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'total_tax' => array(
							'description' => __( 'Line total tax (after discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'taxes' => array(
							'description' => __( 'Line taxes.', 'woocommerce' ),
							'type'        => 'array',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
							'properties'  => array(
								'id' => array(
									'description' => __( 'Tax rate ID.', 'woocommerce' ),
									'type'        => 'integer',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'total' => array(
									'description' => __( 'Tax total.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
							),
						),
					),
				),
				'fee_lines' => array(
					'description' => __( 'Fee lines data.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'properties'  => array(
						'id' => array(
							'description' => __( 'Item ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'name' => array(
							'description' => __( 'Fee name.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'tax_class' => array(
							'description' => __( 'Tax class of fee.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'tax_status' => array(
							'description' => __( 'Tax status of fee.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'total' => array(
							'description' => __( 'Line total (after discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'total_tax' => array(
							'description' => __( 'Line total tax (after discounts).', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'taxes' => array(
							'description' => __( 'Line taxes.', 'woocommerce' ),
							'type'        => 'array',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
							'properties'  => array(
								'id' => array(
									'description' => __( 'Tax rate ID.', 'woocommerce' ),
									'type'        => 'integer',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'total' => array(
									'description' => __( 'Tax total.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
								'subtotal' => array(
									'description' => __( 'Tax subtotal.', 'woocommerce' ),
									'type'        => 'string',
									'context'     => array( 'view', 'edit' ),
									'readonly'    => true,
								),
							),
						),
					),
				),
				'coupon_lines' => array(
					'description' => __( 'Coupons line data.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'properties'  => array(
						'id' => array(
							'description' => __( 'Item ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'code' => array(
							'description' => __( 'Coupon code.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'discount' => array(
							'description' => __( 'Discount total.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
						),
						'discount_tax' => array(
							'description' => __( 'Discount total tax.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
					),
				),
				'refunds' => array(
					'description' => __( 'List of refunds.', 'woocommerce' ),
					'type'        => 'array',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
					'properties'  => array(
						'id' => array(
							'description' => __( 'Refund ID.', 'woocommerce' ),
							'type'        => 'integer',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'reason' => array(
							'description' => __( 'Refund reason.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
						'total' => array(
							'description' => __( 'Refund total.', 'woocommerce' ),
							'type'        => 'string',
							'context'     => array( 'view', 'edit' ),
							'readonly'    => true,
						),
					),
				),
			),
		);

		return $this->add_additional_fields_schema( $schema );
	}

	/**
	 * Get the query params for collections.
	 *
	 * @return array
	 */
	public function get_collection_params() {
		$params = parent::get_collection_params();

		$params['status'] = array(
			'default'           => 'any',
			'description'       => __( 'Limit result set to orders assigned a specific status.', 'woocommerce' ),
			'type'              => 'string',
			//'enum'              => array_merge( array( 'any' ), $this->get_order_statuses() ),
			'type'				=> 'string',
			'sanitize_callback' => 'sanitize_key',
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['product'] = array(
			'description'       => __( 'Limit result set to orders assigned a specific product.', 'woocommerce' ),
			'type'              => 'integer',
			'sanitize_callback' => 'absint',
			'validate_callback' => 'rest_validate_request_arg',
		);
		$params['dp'] = array(
			'default'           => 2,
			'description'       => __( 'Number of decimal points to use in each resource.', 'woocommerce' ),
			'type'              => 'integer',
			'sanitize_callback' => 'absint',
			'validate_callback' => 'rest_validate_request_arg',
		);

		return $params;
	}
}