<?php

namespace WooOrderCart\Monitoring;

use WooOrderCart\Managers\Helpers\Logger;

class CheckoutTraceService {
    /**
     * @param array<string,mixed> $event
     * @return array<string,mixed>
     */
    public static function record( array $event ): array {
        if ( ! CheckoutTraceConfig::is_enabled() ) {
            return [];
        }

        $sanitized = CheckoutTraceEventSanitizer::sanitize( $event );
        $log_line = wp_json_encode( $sanitized );

        if ( function_exists( 'wc_get_logger' ) && false !== $log_line ) {
            self::write_to_wc_logger( (string) ( $sanitized['status'] ?? 'info' ), $log_line );
        }

        if ( ! CheckoutTraceRepository::append( $sanitized ) ) {
            return [];
        }

        return $sanitized;
    }

    /**
     * @return array<string,mixed>
     */
    public static function build_admin_payload( int $limit = 50 ): array {
        $max_events = CheckoutTraceConfig::max_events();
        $limit = $limit > 0 ? min( $limit, $max_events ) : $max_events;

        return [
            'enabled' => CheckoutTraceConfig::is_enabled(),
            'consoleEnabled' => CheckoutTraceConfig::is_console_enabled(),
            'maxEvents' => $max_events,
            'storage' => CheckoutMonitoringSchema::status(),
            'events' => CheckoutTraceRepository::recent( $limit ),
            'summary' => CheckoutTraceRepository::summary( $limit ),
        ];
    }

    private static function write_to_wc_logger( string $status, string $message ): void {
        switch ( $status ) {
            case 'error':
            case 'failed':
            case 'critical':
                Logger::error( 'checkout-trace', $message );
                break;
            case 'warning':
                Logger::warning( 'checkout-trace', $message );
                break;
            case 'debug':
                Logger::debug( 'checkout-trace', $message );
                break;
            default:
                Logger::info( 'checkout-trace', $message );
                break;
        }
    }
}