<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Throwable;

class ApplicationReady extends Command
{
    protected $signature = 'app:ready';

    protected $description = '检查应用安装、运行目录和数据库是否已经可用';

    public function handle(): int
    {
        if (! config('app.installed')) {
            return self::FAILURE;
        }

        try {
            foreach ([
                storage_path('app'),
                storage_path('framework/views'),
                storage_path('logs'),
                base_path('bootstrap/cache'),
                base_path('.env'),
            ] as $writablePath) {
                if (! is_writable($writablePath)) {
                    return self::FAILURE;
                }
            }

            DB::selectOne('SELECT 1');

        } catch (Throwable) {
            return self::FAILURE;
        }

        $this->components->info('应用已就绪。');

        return self::SUCCESS;
    }
}