<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;

class AuthenticatePortalMonitor
{
    public function handle(Request $request, Closure $next)
    {
        $expected = config('portal-monitor.config_api_key');
        $provided = $request->header('X-Portal-Monitor-Key');

        if (!is_string($expected)
            || $expected === ''
            || !is_string($provided)
            || !hash_equals($expected, $provided)) {
            return response()->json([
                'error' => true,
                'message' => 'Unauthorized',
            ], 401);
        }

        return $next($request);
    }
}