<?php

namespace App\Http\Controllers;

use App\Models\Setting;
use Illuminate\Http\JsonResponse;

class VersionController extends Controller
{
    public function __invoke(): JsonResponse
    {
        $composer = $this->readComposerMetadata();
        $version = $composer['version'] ?? Setting::where('key', 'version')->value('value');
        $build = $composer['build'] ?? Setting::where('key', 'build')->value('value');

        return response()->json([
            'version' => $version,
            'build' => $build !== null ? (int) $build : null,
        ]);
    }

    private function readComposerMetadata(): array
    {
        $path = base_path('composer.json');
        if (!is_file($path) || !is_readable($path)) {
            return [];
        }

        $raw = file_get_contents($path);
        if ($raw === false) {
            return [];
        }

        $data = json_decode($raw, true);
        if (!is_array($data)) {
            return [];
        }

        $version = trim((string) ($data['version'] ?? ''));
        $build = trim((string) ($data['build'] ?? ''));

        return [
            'version' => $version !== '' ? $version : null,
            'build' => ctype_digit($build) ? (int) $build : null,
        ];
    }
}