<?php
/**
 * Roles and capabilities.
 *
 * @package Rentbaik
 */

namespace Rentbaik;

defined( 'ABSPATH' ) || exit;

/**
 * Registers the Rental Manager and Rental Staff roles and the plugin capabilities.
 */
final class Capabilities {

	/**
	 * Bump when the capability map changes so existing sites are updated.
	 */
	private const VERSION = '1';

	/**
	 * Open the Rentbaik menu and dashboard.
	 */
	public const ACCESS = 'access_rentbaik';

	/**
	 * Change plugin settings.
	 */
	public const MANAGE = 'manage_rentbaik';

	/**
	 * Add and edit vehicles, units and rates.
	 */
	public const FLEET = 'manage_rentbaik_fleet';

	/**
	 * Create and process bookings, customers and payments.
	 */
	public const BOOKINGS = 'manage_rentbaik_bookings';

	/**
	 * See revenue and reports.
	 */
	public const REPORTS = 'view_rentbaik_reports';

	/**
	 * Capabilities granted to each role.
	 *
	 * @return array<string, string[]>
	 */
	public static function map(): array {
		$all = array( self::ACCESS, self::MANAGE, self::FLEET, self::BOOKINGS, self::REPORTS );

		return array(
			'administrator'    => $all,
			'rentbaik_manager' => $all,
			'rentbaik_staff'   => array( self::ACCESS, self::BOOKINGS ),
		);
	}

	/**
	 * Create roles and grant capabilities.
	 *
	 * @return void
	 */
	public static function install(): void {
		add_role(
			'rentbaik_manager',
			__( 'Rental Manager', 'rentbaik' ),
			array(
				'read'         => true,
				'upload_files' => true,
			)
		);
		add_role(
			'rentbaik_staff',
			__( 'Rental Staff', 'rentbaik' ),
			array(
				'read'         => true,
				'upload_files' => true,
			)
		);

		foreach ( self::map() as $role_name => $caps ) {
			$role = get_role( $role_name );
			if ( ! $role ) {
				continue;
			}
			foreach ( $caps as $cap ) {
				$role->add_cap( $cap );
			}
		}

		update_option( 'rentbaik_caps_version', self::VERSION, false );
	}

	/**
	 * Re-apply capabilities when the map version changed.
	 *
	 * @return void
	 */
	public static function maybe_upgrade(): void {
		if ( self::VERSION !== get_option( 'rentbaik_caps_version' ) ) {
			self::install();
		}
	}

	/**
	 * Remove the plugin roles and capabilities (used on uninstall).
	 *
	 * @return void
	 */
	public static function uninstall(): void {
		foreach ( self::map() as $role_name => $caps ) {
			$role = get_role( $role_name );
			if ( ! $role ) {
				continue;
			}
			foreach ( $caps as $cap ) {
				$role->remove_cap( $cap );
			}
		}
		remove_role( 'rentbaik_manager' );
		remove_role( 'rentbaik_staff' );
		delete_option( 'rentbaik_caps_version' );
	}
}