<?php

namespace App\Controllers\CLI\DBMigration;

use App\Controllers\BaseController;
use CodeIgniter\Database\BaseConnection;
use CodeIgniter\HTTP\RequestInterface;
use CodeIgniter\HTTP\ResponseInterface;
use Psr\Log\LoggerInterface;

abstract class DBMigration extends BaseController
{
    private $_targetDB = null;
    public function initController(RequestInterface $request, ResponseInterface $response, LoggerInterface $logger)
    {
        parent::initController($request, $response, $logger);
    }
    abstract protected function getSourceDB(): BaseConnection;
    abstract protected function getClient(): array;
    final protected function getTargetDB(): BaseConnection
    {
        if ($this->_targetDB === null) {
            $this->_targetDB = \Config\Database::connect('default');
        }
        return $this->_targetDB;
    }

    protected function client_process(mixed $row): array
    {
        $temps = [];
        $temps['code'] = $row['Client_Code'];
        $temps['role'] = $row['Client_Reseller'] == 30 ? "reseller" : "user";
        $temps['name'] = $row['Client_Name'];
        $temps['phone'] = empty($row['Client_Phone1']) ? "" : $row['Client_Phone1'];
        if (empty($temps['phone'])) {
            $temps['phone'] = empty($row['Client_Phone2']) ? "" : $row['Client_Phone2'];
        }
        $temps['email'] = empty($row['Client_EMail1']) ? "" : $row['Client_EMail1'];
        if (empty($temps['email'])) {
            $temps['email'] = empty($row['Client_EMail2']) ? "" : $row['Client_EMail2'];
        }
        $temps['account_balance'] = intval($row['Client_Money']);
        $temps['coupon_balance'] = 0;
        $temps['point_balance'] = 0;
        $temps['status'] = 'default';
        $temps['updated_at'] = empty($row['Client_Renew_date']) ? NULL : $row['Client_Renew_date'];;
        if (!empty($row['Client_Receive_date'])) {
            $temps['created_at'] = $row['Client_Receive_date'];;
        }
        return $temps;
    }

    final public function client(): void
    {
        //Transaction Start
        $this->getTargetDB()->transStart();
        try {
            $cnt = 1;
            foreach ($this->getClient() as $row) {
                $datas = $this->client_process($row);
                if (!$this->getTargetDB()->table('clientinfo')->insert($datas)) {
                    throw new \Exception($this->getTargetDB()->error()['message']);
                }
                echo "{$cnt} -> {$datas['name']} 고객완료.\n";
                $cnt++;
            }
            echo __FUNCTION__ . " 작업을 완료하였습니다.";
            $this->getTargetDB()->transCommit();
        } catch (\Exception $e) {
            //Transaction Rollback
            $this->getTargetDB()->transRollback();
            echo __FUNCTION__ . " 작업을 실패하였습니다.\n--------------\n" . $e->getMessage() . "\n--------------\n";
        }
    }
}