<?php

namespace App\Log;

use Psr\Log\LoggerInterface;
use Psr\Log\LoggerTrait;
use Psr\Log\LogLevel;
use Symfony\Component\DependencyInjection\Attribute\AsDecorator;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;

#[AsDecorator('logger')]
class DebugLogger implements LoggerInterface, DebugLoggerInterface
{
    use LoggerTrait;
    
    private array $logsByRequest = [];
    
    public function __construct(
        private readonly LoggerInterface $logger,
        private readonly RequestStack $requestStack,
    ) {}

    public function log($level, $message, array $context = []): void
    {
        $this->logger->log($level, $message, $context);
        
        $request = $this->requestStack->getCurrentRequest();

        $this->logsByRequest[$request ? spl_object_hash($request) : ''][] = [
            'context' => $context,
            'message' => $message,
            'priority' => [
                LogLevel::DEBUG => 0,
                LogLevel::INFO => 1,
                LogLevel::NOTICE => 2,
                LogLevel::WARNING => 3,
                LogLevel::ERROR => 4,
                LogLevel::CRITICAL => 5,
                LogLevel::ALERT => 6,
                LogLevel::EMERGENCY => 7,
            ][$level],
            'priorityName' => $level,
            'timestamp' => time(),
        ];
    }

    public function getLogs(Request $request = null): array
    {
        if ($request) {
            return $this->logsByRequest[spl_object_hash($request)] ?? [];
        }
        
        return array_merge(...array_values($this->logsByRequest));
    }

    public function countErrors(Request $request = null): int
    {
        $errorCount = 0;
        foreach ($this->getLogs($request) as $log) {
            if ($log['priority'] >= 4) {
                ++$errorCount;
            }
        }
        return $errorCount;
    }

    public function clear()
    {
        $this->logsByRequest = [];
    }
}