<?php
/**
 * Settings endpoints.
 *
 * @package Recast\WCS
 */

namespace Recast\WCS\Rest;

use Recast\WCS\Admin\Settings;
use Recast\WCS\Admin\Shell;

defined( 'ABSPATH' ) || exit;

/**
 * GET|POST /settings, POST /preferences.
 */
final class SettingsController extends AbstractController {

	/**
	 * Registers routes.
	 *
	 * @return void
	 */
	public function register_routes() {
		$this->route(
			'/settings',
			array(
				array(
					'methods'             => \WP_REST_Server::READABLE,
					'callback'            => array( $this, 'get_settings' ),
					'permission_callback' => array( Auth::class, 'can_read' ),
				),
				array(
					'methods'             => \WP_REST_Server::CREATABLE,
					'callback'            => array( $this, 'update_settings' ),
					'permission_callback' => array( __CLASS__, 'can_manage' ),
				),
			)
		);
		$this->route(
			'/preferences',
			array(
				array(
					'methods'             => \WP_REST_Server::CREATABLE,
					'callback'            => array( $this, 'update_preferences' ),
					'permission_callback' => array( Auth::class, 'can_read' ),
				),
			)
		);
	}

	/**
	 * POST /preferences: per-user choices such as the closed guide.
	 *
	 * @param \WP_REST_Request $request Request.
	 * @return \WP_REST_Response
	 */
	public function update_preferences( \WP_REST_Request $request ) {
		$body = $request->get_json_params();
		if ( empty( $body ) ) {
			$body = $request->get_body_params();
		}
		if ( isset( $body['guide_dismissed'] ) ) {
			Settings::set_guide_dismissed( in_array( $body['guide_dismissed'], array( true, 1, '1', 'true', 'yes' ), true ) );
		}
		Shell::save( $body );
		return $this->respond(
			array(
				'guide_dismissed' => Settings::guide_dismissed(),
				'fullscreen'      => Shell::fullscreen(),
				'theme'           => Shell::theme(),
			)
		);
	}

	/**
	 * Settings changes need the write capability.
	 *
	 * @return bool|\WP_Error
	 */
	public static function can_manage() {
		return Auth::can_change();
	}

	/**
	 * GET /settings.
	 *
	 * @return \WP_REST_Response
	 */
	public function get_settings() {
		return $this->respond( Settings::all() );
	}

	/**
	 * POST /settings.
	 *
	 * @param \WP_REST_Request $request Request.
	 * @return \WP_REST_Response|\WP_Error
	 */
	public function update_settings( \WP_REST_Request $request ) {
		$body = $request->get_json_params();
		if ( empty( $body ) ) {
			$body = $request->get_body_params();
		}
		$result = Settings::update( $body );
		if ( is_wp_error( $result ) ) {
			return $result;
		}
		return $this->respond( Settings::all() );
	}
}