<?php
/**
 * The Global functionality of the plugin.
 *
 * Defines the functionality loaded on admin.
 *
 * @since      1.0.49
 * @package    RankMath
 * @subpackage RankMath\Rest
 * @author     Rank Math <support@rankmath.com>
 */

namespace RankMath\Analytics;

use WP_Error;
use WP_REST_Server;
use WP_REST_Request;
use WP_REST_Controller;
use RankMath\Helper;

defined( 'ABSPATH' ) || exit;

/**
 * Rest class.
 */
class Rest extends WP_REST_Controller {

	/**
	 * Constructor.
	 */
	public function __construct() {
		$this->namespace = \RankMath\Rest\Rest_Helper::BASE . '/an';
	}

	/**
	 * Registers the routes for the objects of the controller.
	 */
	public function register_routes() {
		$routes = [
			'dashboard'           => [
				'callback' => [ $this, 'get_dashboard' ],
			],
			'keywordsOverview'    => [
				'callback' => [ $this, 'get_keywords_overview' ],
			],
			'postsSummary'        => [
				'callback' => [ Stats::get(), 'get_posts_summary' ],
			],
			'postsRowsByObjects'  => [
				'callback' => [ Stats::get(), 'get_posts_rows_by_objects' ],
			],
			'post/(?P<id>\d+)'    => [
				'callback' => [ $this, 'get_post' ],
			],
			'keywordsSummary'     => [
				'callback' => [ Stats::get(), 'get_analytics_summary' ],
			],
			'analyticsSummary'    => [
				'callback' => [ $this, 'get_analytics_summary' ],
			],
			'keywordsRows'        => [
				'callback' => [ Stats::get(), 'get_keywords_rows' ],
			],
			'userPreferences'     => [
				'callback' => [ $this, 'update_user_preferences' ],
				'methods'  => WP_REST_Server::CREATABLE,
			],
			'inspectionResults'   => [
				'callback' => [ $this, 'get_inspection_results' ],
			],
			'removeFrontendStats' => [
				'callback' => [ $this, 'remove_frontend_stats' ],
				'methods'  => WP_REST_Server::CREATABLE,
			],
		];

		foreach ( $routes as $route => $args ) {
			$this->register_route( $route, $args );
		}
	}

	/**
	 * Register a route.
	 *
	 * @param string $route  Route.
	 * @param array  $args   Arguments.
	 */
	private function register_route( $route, $args ) {
		$route_defaults = [
			'methods'             => WP_REST_Server::READABLE,
			'permission_callback' => [ $this, 'has_permission' ],
		];

		$route_args = wp_parse_args( $args, $route_defaults );

		register_rest_route( $this->namespace, '/' . $route, $route_args );
	}

	/**
	 * Determines if the current user can manage analytics.
	 *
	 * @return true
	 */
	public function has_permission() {
		return current_user_can( 'rank_math_analytics' );
	}

	/**
	 * Update user perferences.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 *
	 * @return boolean|WP_Error True on success, or WP_Error object on failure.
	 */
	public function update_user_preferences( WP_REST_Request $request ) {
		$pref = $request->get_param( 'preferences' );
		if ( empty( $pref ) ) {
			return new WP_Error(
				'param_value_empty',
				esc_html__( 'Sorry, no preference found.', 'rank-math' )
			);
		}

		update_user_meta(
			get_current_user_id(),
			'rank_math_analytics_table_columns',
			$pref
		);

		return true;
	}

	/**
	 * Get post data.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 *
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_post( WP_REST_Request $request ) {
		$id = $request->get_param( 'id' );
		if ( empty( $id ) ) {
			return new WP_Error(
				'param_value_empty',
				esc_html__( 'Sorry, no post id found.', 'rank-math' )
			);
		}

		return rest_ensure_response( Stats::get()->get_post( $request ) );
	}

	/**
	 * Get dashboard data.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 *
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_dashboard( WP_REST_Request $request ) { // phpcs:ignore
		return rest_ensure_response(
			[
				'stats'        => Stats::get()->get_analytics_summary(),
				'optimization' => Stats::get()->get_optimization_summary(),
			]
		);
	}

	/**
	 * Get analytics summary.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 *
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_analytics_summary( WP_REST_Request $request ) { // phpcs:ignore
		$post_type = sanitize_key( $request->get_param( 'postType' ) );
		return rest_ensure_response(
			[
				'summary'      => Stats::get()->get_posts_summary( $post_type ),
				'optimization' => Stats::get()->get_optimization_summary( $post_type ),
			]
		);
	}

	/**
	 * Get keywords overview.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 *
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_keywords_overview( WP_REST_Request $request ) { // phpcs:ignore
		return rest_ensure_response(
			apply_filters(
				'rank_math/analytics/keywords_overview',
				[
					'topKeywords'   => Stats::get()->get_top_keywords(),
					'positionGraph' => Stats::get()->get_top_position_graph(),
				]
			)
		);
	}

	/**
	 * Get inspection results: latest result for each post.
	 *
	 * @param WP_REST_Request $request Rest request.
	 *
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_inspection_results( WP_REST_Request $request ) {
		$per_page = 25;
		$rows     = Url_Inspection::get()->get_inspections( $request->get_params(), $per_page );

		if ( empty( $rows ) ) {
			return [
				'rows'      => [ 'response' => 'No Data' ],
				'rowsFound' => 0,
			];
		}

		return rest_ensure_response(
			[
				'rows'      => $rows,
				'rowsFound' => DB::get_inspections_count( $request->get_params() ),
			]
		);
	}

	/**
	 * Remove frontend stats.
	 *
	 * @param WP_REST_Request $request Rest request.
	 *
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function remove_frontend_stats( WP_REST_Request $request ) {
		if ( (bool) $request->get_param( 'toggleBar' ) ) {
			$hide_bar = (bool) $request->get_param( 'hide' );
			$user_id  = get_current_user_id();
			if ( $hide_bar ) {
				return update_user_meta( $user_id, 'rank_math_hide_frontend_stats', true );
			}

			return delete_user_meta( $user_id, 'rank_math_hide_frontend_stats' );
		}

		$all_opts                   = rank_math()->settings->all_raw();
		$general                    = $all_opts['general'];
		$general['analytics_stats'] = 'off';

		Helper::update_all_settings( $general, null, null );

		return true;
	}

	/**
	 * Should update pagespeed record.
	 *
	 * @param  int $id      Database row id.
	 * @return bool
	 */
	private function should_update_pagespeed( $id ) {
		$record = DB::objects()->where( 'id', $id )->one();

		return \time() > ( \strtotime( $record->pagespeed_refreshed ) + ( DAY_IN_SECONDS * 7 ) );
	}
}