<?php

namespace SureCart\Rest;

use SureCart\Rest\RestServiceInterface;
use SureCart\Controllers\Rest\LoginController;

/**
 * Service provider for Price Rest Requests
 */
class LoginRestServiceProvider extends RestServiceProvider implements RestServiceInterface {
	/**
	 * Endpoint.
	 *
	 * @var string
	 */
	protected $endpoint = 'login';

	/**
	 * Methods allowed for the model.
	 *
	 * @var array
	 */
	protected $methods = [];

	/**
	 * Register REST Routes
	 *
	 * @return void
	 */
	public function registerRoutes() {
		register_rest_route(
			"$this->name/v$this->version",
			"$this->endpoint",
			[
				[
					'methods'             => \WP_REST_Server::EDITABLE,
					'callback'            => $this->callback( LoginController::class, 'authenticate' ),
					'permission_callback' => [ $this, 'authenticate_permissions_check' ],
				],
				'schema' => [ $this, 'get_item_schema' ],
			]
		);

		register_rest_route(
			"$this->name/v$this->version",
			'logout',
			[
				[
					'methods'             => \WP_REST_Server::CREATABLE,
					'callback'            => $this->callback( LoginController::class, 'logout' ),
					'permission_callback' => [ $this, 'logout_permissions_check' ],
				],
				'schema' => [ $this, 'get_item_schema' ],
			]
		);
	}

	/**
	 * Get our sample schema for a post.
	 *
	 * @return array The sample schema for a post
	 */
	public function get_item_schema() {
		if ( $this->schema ) {
			// Since WordPress 5.3, the schema can be cached in the $schema property.
			return $this->schema;
		}

		$this->schema = [
			// This tells the spec of JSON Schema we are using which is draft 4.
			'$schema'    => 'http://json-schema.org/draft-04/schema#',
			// The title property marks the identity of the resource.
			'title'      => $this->endpoint,
			'type'       => 'object',
			// In JSON Schema you can specify object properties in the properties attribute.
			'properties' => [
				'login'    => [
					'description' => esc_html__( 'Login', 'surecart' ),
					'type'        => 'string',
				],
				'password' => [
					'description' => esc_html__( 'Password', 'surecart' ),
					'type'        => 'integer',
				],
			],
		];

		return $this->schema;
	}

	/**
	 * Anyone can login.
	 *
	 * @param \WP_REST_Request $request Full details about the request.
	 *
	 * @return true|\WP_Error True if the request has access to create items, WP_Error object otherwise.
	 */
	public function authenticate_permissions_check( $request ) {
		return true;
	}

	/**
	 * Only logged in users can logout.
	 *
	 * @param \WP_REST_Request $request Full details about the request.
	 *
	 * @return true|\WP_Error
	 */
	public function logout_permissions_check( $request ) {
		if ( ! is_user_logged_in() ) {
			return new \WP_Error(
				'rest_not_logged_in',
				__( 'You must be logged in to perform this action.', 'surecart' ),
				[ 'status' => 401 ]
			);
		}
		return true;
	}
}