<?php
defined('BASEPATH') OR exit('No direct script access allowed');

/**
 * One-way legacy database cutover utility.
 *
 * This controller is deliberately CLI-only. Credentials are read from the
 * environment and are never stored in the application source.
 */
class Databasesync extends CI_Controller
{
    public function __construct()
    {
        parent::__construct();

        if (!$this->input->is_cli_request()) {
            show_error('Database sync hanya dapat dijalankan melalui CLI.', 403, 'Akses ditolak');
        }
        if (!filter_var(getenv('DBSYNC_ENABLED') ?: 'false', FILTER_VALIDATE_BOOLEAN)) {
            fwrite(STDERR, "DBSYNC_ENABLED belum diaktifkan.\n");
            exit(2);
        }

        $this->load->library('DatabaseSyncService');
    }

    public function check()
    {
        $this->render($this->databasesyncservice->check());
    }

    public function snapshot()
    {
        $this->render($this->databasesyncservice->snapshot());
    }

    public function bootstrap()
    {
        $this->render($this->databasesyncservice->bootstrap());
    }

    public function verify()
    {
        $this->render($this->databasesyncservice->verify());
    }

    private function render($result)
    {
        echo json_encode($result, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) . PHP_EOL;
    }
}