<?php
/**
 * Shared small utility checks used by modules and settings classes.
 *
 * @package admin-optimizer
 */

namespace Yipresser\AdminOptimizer\Helpers;

use Yipresser\AdminOptimizer\Module_Registry;
use Yipresser\AdminOptimizer\Modules\AO_AI_Key_Store;

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Miscellaneous helper checks shared by modules and settings classes.
 */
trait Helper {
	/**
	 * Check if the user is an administrator
	 *
	 * @param int $user_id // User ID.
	 *
	 * @return bool
	 */
	protected function is_administrator( int $user_id ) {
		if ( $user_id > 0 ) {
			$user = get_user_by( 'id', $user_id );
			if ( $user && in_array( 'administrator', $user->roles, true ) ) {
				return true;
			}
		}
		return false;
	}

	/**
	 * Check if a module is activated
	 *
	 * @param string $module_name Module name.
	 * @return boolean
	 */
	private function is_module_activated( string $module_name ) {
		return Module_Registry::is_enabled( $module_name );
	}

	/**
	 * Check if AI Connectors is active and has at least one configured provider.
	 *
	 * @return bool
	 */
	protected function is_ai_connected(): bool {
		if ( ! $this->is_module_activated( 'ai_connectors' ) ) {
			return false;
		}

		if ( function_exists( '\ao_ai_available' ) ) {
			return \ao_ai_available();
		}

		if ( class_exists( AO_AI_Key_Store::class ) ) {
			return ! empty( AO_AI_Key_Store::get_configured_providers() );
		}

		return false;
	}

	/**
	 * A quick check to see if the current request is REST request
	 *
	 * @return bool
	 */
	private function is_rest_request(): bool {
		if ( ! defined( 'REST_REQUEST' ) || ( defined( 'REST_REQUEST' ) && ! REST_REQUEST ) ) {
			return false;
		} else {
			return true;
		}
	}
}