<?php

namespace App\Commands;

use CodeIgniter\CLI\BaseCommand;
use CodeIgniter\CLI\CLI;

class Down extends BaseCommand
{
    protected $group       = 'Housekeeping';
    protected $name        = 'down';
    protected $description = 'Put the application into maintenance mode.';
    protected $usage       = 'down [--allow IP] [--message "text"]';
    protected $options     = [
        'allow'   => 'IP address(es) to whitelist (comma-separated)',
        'message' => 'Custom message for the maintenance page',
    ];

    public function run(array $params)
    {
        $allowedIps = [];

        // Get allowed IPs from command line
        $allow = CLI::getOption('allow');
        if ($allow !== null && $allow !== false) {
            $allowedIps = array_map('trim', explode(',', (string) $allow));
        }

        // Get custom message
        $message = CLI::getOption('message');
        $message = ($message !== null && $message !== false) ? (string) $message : '';

        // Create maintenance data
        $data = [
            'time'       => date('Y-m-d H:i:s'),
            'allowed'    => array_values(array_filter($allowedIps)),
            'message'    => $message,
        ];

        $filePath = WRITEPATH . 'down';

        if (file_put_contents($filePath, json_encode($data, JSON_PRETTY_PRINT))) {
            CLI::write('Application is now in maintenance mode.', 'yellow');

            if (! empty($allowedIps)) {
                CLI::write('Whitelisted IPs: ' . implode(', ', $allowedIps), 'green');
            }
        } else {
            CLI::error('Failed to enable maintenance mode. Check writable directory permissions.');
            return 1;
        }

        return 0;
    }
}