<?php

namespace App\Services;

use App\Libraries\NaverApiClient;
use App\Models\V2ArticleModel;
use App\Models\VrfcReqModel;

class NaverService
{
    protected $naverClient;
    protected $VrfcReqModel;

    public function __construct()
    {
        $this->naverClient = new NaverApiClient();
        $this->VrfcReqModel = model(VrfcReqModel::class);
        helper('log'); // 헬퍼 로드
    }

    /**
     * 매물 정보를 처리하고 DB에 저장하는 메인 함수
     */
    public function processArticle(array $payload)
    {
        $articleNumber = $payload['articleNumber'];
        $requestDatetime = date('Y-m-d H:i:s', strtotime($payload['requestDatetime'] ?? 'now'));

        // 1. 네이버 API 호출
        $response = $this->naverClient->getArticleInfo($articleNumber);
        
        if (!$response || !isset($response['data']) || $response['code'] !== 'success') {
            $msg = $response['message'] ?? 'No message';
            throw new \Exception("네이버 API 응답 에러: $articleNumber | 메시지: $msg");
        }

        $articleInfo = $response['data'];
        
        // 로그 기록
        write_custom_log("ARTICLE_INFO | ArticleNumber: $articleNumber", 'INFO', 'service');

        // 2. 파라미터 매핑 (기존의 $vrfc_params 생성 로직)
        $vrfcParams = $this->mapVrfcParams($articleInfo, $requestDatetime);

        // 3. DB 저장
        if (!$this->v2ArticleModel->insert($vrfcParams)) {
            $errorMessages = implode(', ', $this->v2ArticleModel->errors());
            throw new \Exception("V2 매물 삽입 오류: " . $errorMessages);
        }

        return $this->v2ArticleModel->getInsertID();
    }

    /**
     * API 데이터를 DB 컬럼에 맞게 변환
     */
    private function mapVrfcParams(array $articleInfo, string $requestDatetime): array
    {
        $files = $articleInfo['files'] ?? [];
        $certRegister = [];
        $confirm_doc_img_url = [];
        $referenceFileUrl = [];

        foreach ($files as $file) {
            $fileTypeCode = $file['fileTypeCode'];
            if ($fileTypeCode == 'RCDOC') {
                $certRegister[] = $file['fileUrl'];
            } elseif ($fileTypeCode == 'ADDOC') {
                $confirm_doc_img_url[] = $file['fileUrl'];
            } elseif ($fileTypeCode == 'REFER') {
                $referenceFileUrl[] = $file['fileUrl'];
            }
        }

        return [
            'atcl_no'            => $articleInfo['articleNumber'],
            'cpid'               => $articleInfo['cpId'],
            'cp_atcl_id'         => $articleInfo['cpArticleNumber'],
            'trade_type'         => $articleInfo['tradeTypeCode'],
            'realtor_nm'         => $articleInfo['realtor']['realtorName'] ?? '',
            'realtor_tel_no'     => $articleInfo['realtor']['representativeCellphoneNumber'] ?? '',
            'seller_tel_no'      => $articleInfo['seller']['sellerTelephoneNumber'] ?? '',
            'vrfc_type'          => $articleInfo['verificationTypeCode'],
            'rgbk_confirm'       => ($articleInfo['isUnregisteredVerificationRequested'] ?? false) ? 'Y' : 'N',
            'rdate'              => $requestDatetime,
            'stat_cd'            => '10',
            'insert_user'        => 'admin',
            'insert_tm'          => date('Y-m-d H:i:s'),
            'rgbk_confirm_owner_nm' => $articleInfo['seller']['ownerName'] ?? null,
            'confirm_doc_img_url'   => json_encode($confirm_doc_img_url, JSON_UNESCAPED_UNICODE),
            'certRegister'          => json_encode($certRegister, JSON_UNESCAPED_UNICODE),
            'referenceFileUrl'      => json_encode($referenceFileUrl, JSON_UNESCAPED_UNICODE),
            // 필요한 나머지 컬럼들 추가...
        ];
    }
}