<?php

namespace App\Controllers\Admin;

use App\Controllers\Trait\UpDownloadTrait;
use App\Models\ProductModel;
use CodeIgniter\HTTP\RequestInterface;
use CodeIgniter\HTTP\ResponseInterface;
use Psr\Log\LoggerInterface;

class ProductController extends AdminController
{
    use UpDownloadTrait;
    public function initController(RequestInterface $request, ResponseInterface $response, LoggerInterface $logger)
    {
        parent::initController($request, $response, $logger);
        $this->_model = new ProductModel();
        $this->_viewDatas['className'] = 'Product';
        $this->_viewPath .= strtolower($this->_viewDatas['className']);
        $this->_viewDatas['title'] = lang($this->_viewDatas['className'] . '.title');
        $this->_viewDatas['class_icon'] = CLASS_ICONS[strtoupper($this->_viewDatas['className'])];
        helper($this->_viewDatas['className']);
    }

    public function getFields(string $action = ""): array
    {
        $fields = ["category_uid", 'type', 'name', "photo", "cost", "sale",  "stock", "view_cnt", "status", "content",];
        switch ($action) {
            case "index":
            case "excel":
                return ["category_uid", "user_uid", 'type', 'name', "cost", "sale", "price", "stock", "view_cnt", "status", "created_at"];
                break;
            case "view":
                return [...$fields, "created_at"];
                break;
            default:
                return $fields;
                break;
        }
    }
    public function getFieldFilters(): array
    {
        return ["category_uid", "user_uid", 'type',  "status"];
    }
    public function getFieldBatchFilters(): array
    {
        return parent::getFieldBatchFilters();
    }
    //Field별 Form Datas 처리용
    protected function getFieldFormData(string $field, $entity = null): array
    {
        switch ($field) {
            case 'photo':
                $file = $this->upload_image_procedure($field);
                if (!is_null($file)) {
                    $this->_viewDatas['fieldDatas'][$field] = $file;
                }
                break;
            default:
                return parent::getFieldFormData($field, $entity);
                break;
        }
        return $this->_viewDatas['fieldDatas'];
    }

    private function calculate_price(): int
    {
        if ($this->_viewDatas['fieldDatas']['cost'] < $this->_viewDatas['fieldDatas']['sale']) {
            throw new \Exception(sprintf(
                "%s가[%s] %s[%s]보다 작습니다.",
                lang($this->_viewDatas['className'] . '.label.cost'),
                number_format($this->_viewDatas['fieldDatas']['cost']),
                lang($this->_viewDatas['className'] . '.label.sale'),
                number_format($this->_viewDatas['fieldDatas']['sale']),
            ));
        }
        return $this->_viewDatas['fieldDatas']['cost'] - $this->_viewDatas['fieldDatas']['sale'];
    }

    //Insert관련
    protected function insert_validate()
    {
        $this->_validation->setRules($this->_viewDatas['fieldRules']);
        if (!$this->_validation->withRequest($this->request)->run()) {
            throw new \Exception("{$this->_viewDatas['title']}의 검증 오류발생\n" . implode("\n", $this->_validation->getErrors()));
        }

        //fieldData 적용
        $this->_viewDatas['fieldDatas'] = array();
        foreach ($this->_viewDatas['fields'] as $field) {
            $this->_viewDatas['fieldDatas'] = $this->getFieldFormData($field);
        }
    }
    protected function insert_process()
    {
        $this->_viewDatas['fieldDatas']['price'] = $this->calculate_price();
        return parent::insert_process();
    }

    //Update관련
    protected function update_validate($entity)
    {
        //Upload된 파일 검증(photo)때문에 먼처 체크
        $this->_validation->setRules($this->_viewDatas['fieldRules']);
        if (!$this->_validation->withRequest($this->request)->run()) {
            throw new \Exception("{$this->_viewDatas['title']}의 검증 오류발생\n" . implode("\n", $this->_validation->getErrors()));
        }

        //fieldData 적용
        $this->_viewDatas['fieldDatas'] = array();
        foreach ($this->_viewDatas['fields'] as $field) {
            $this->_viewDatas['fieldDatas'] = $this->getFieldFormData($field, $entity);
        }

        //변견된 데이터 Log로 남기기
        foreach ($this->_viewDatas['fieldDatas'] as $field => $value) {
            if ($field != "passwd") { //보안위험성이 있으므로 passwd는 Log에 남기지 않는다.
                log_message(
                    "info",
                    sprintf(
                        "{$field} 변경: ---원본--\n%s\n---변경---\n%s",
                        $entity->$field,
                        var_export($value, true)
                    )
                );
            }
        }
    }
    protected function update_process($entity)
    {
        $this->_viewDatas['fieldDatas']['price'] = $this->calculate_price();
        return parent::update_process($entity);
    }
}