<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\File;

class RawLogController extends Controller
{
    public function index(Request $request)
    {
        $dir = public_path('log/c2');
        $files = [];
        if (is_dir($dir)) {
            foreach (File::files($dir) as $file) {
                if ($file->getExtension() !== 'log') {
                    continue;
                }
                $files[] = [
                    'name' => $file->getFilename(),
                    'size' => $file->getSize(),
                    'mtime' => date('Y-m-d H:i:s', $file->getMTime()),
                ];
            }
            usort($files, fn ($a, $b) => strcmp($b['name'], $a['name']));
        }

        $path = trim((string) $request->query('path', ''));
        $device = trim((string) $request->query('device', ''));

        return view('admin.logs.index', compact('files', 'path', 'device'));
    }

    public function show(Request $request, string $file)
    {
        $safe = basename($file);
        if (! preg_match('/^\d{8}\.log$/', $safe)) {
            abort(404);
        }
        $full = public_path('log/c2/'.$safe);
        abort_unless(is_file($full), 404);

        $path = trim((string) $request->query('path', ''));
        $device = trim((string) $request->query('device', ''));
        $raw = (string) file_get_contents($full);
        $chunks = preg_split("/\r\n\r\n/", $raw) ?: [];
        $entries = [];
        foreach ($chunks as $chunk) {
            $chunk = trim($chunk);
            if ($chunk === '') {
                continue;
            }
            if ($path !== '' && ! str_contains($chunk, $path)) {
                continue;
            }
            if ($device !== '' && ! str_contains($chunk, $device)) {
                continue;
            }
            $entries[] = $chunk;
        }
        $entries = array_reverse($entries);

        return view('admin.logs.show', [
            'file' => $safe,
            'entries' => $entries,
            'path' => $path,
            'device' => $device,
        ]);
    }
}