<?php
namespace app\middleware;

use app\model\RequestTracks;

class DataTracker
{
    // 不需要埋点的路径
    protected $excludePaths = [
        '/user/login'
    ];

    public function process($request, \Closure $next)
    {
        if ($this->shouldSkipTracking($request)) {
            return $next($request);
        }
        // 前置处理
        $this->logRequestData($request);

        $response = $next($request);

        // 后置处理
//        $this->logResponseData($response);

        return $response;
    }

    protected function shouldSkipTracking($request)
    {
        $currentPath = $request->path();

        $eventTracking = config('const.event_tracking');

        // 检查是否在排除列表中
//        foreach ($this->excludePaths as $path) {
//            if (str_starts_with($currentPath, $path)) {
//                return true;
//            }
//        }

        if (in_array($currentPath, $eventTracking)) {
            return false;
        }

        return true;
    }

    protected function logRequestData($request)
    {
        $trackData = [
            'app_id' => 'crm/api',
            'user_id' => $request->user['id']??0,
            'ip' => $request->getRealIp(),
            'method' => $request->method(),
            'path' => $request->path(),
            'params' => json_encode($request->all()),
            'header' => json_encode($request->header()),
            'uuid' => $this->generateTraceId(),
            'user_agent' => $request->header('user-agent'),
            'referer' => $request->header('referer'),
        ];
        $requestTrack = RequestTracks::create($trackData);
    }


    protected function generateTraceId()
    {
        return sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
            mt_rand(0, 0xffff), mt_rand(0, 0xffff),
            mt_rand(0, 0xffff),
            mt_rand(0, 0x0fff) | 0x4000,
            mt_rand(0, 0x3fff) | 0x8000,
            mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)
        );
    }
}