<?php
declare (strict_types = 1);

namespace app\services;

use app\model\api\Sys;

/**
 * 阿里云物流查询服务
 */
class AliyunExpressService
{
    /**
     * 阿里云物流查询API
     * @var string
     */
    protected $api = 'https://wuliu.market.alicloudapi.com/kdi';

    /**
     * AppCode
     * @var string
     */
    protected $appCode;

    /**
     * 构造方法
     */
    public function __construct()
    {
        $sys = Sys::find(1);
        $this->appCode = $sys ? (string)($sys->system_express_app_code ?? '') : '';
    }

    /**
     * 查询物流信息
     * @param string $no   快递单号
     * @param string $type 快递公司编码（可选，阿里云接口可自动识别）
     * @return array|false
     */
    public function query(string $no, string $type = '')
    {
        try {
            // 断点1：appCode和请求参数
//            @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService] appCode=' . ($this->appCode ?: '(空)') . ', no=' . $no . ', type=' . $type . "\r\n", 8);

            if (empty($this->appCode)) {
//                @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService] appCode为空，直接返回false' . "\r\n", 8);
                return false;
            }

            $params = ['no' => $no];
            if (!empty($type)) {
                $params['type'] = $type;
            }
            $url = $this->api . '?' . http_build_query($params);

            // 断点2：请求URL
//            @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService] 请求URL: ' . $url . "\r\n", 8);

            $ch = curl_init();
            curl_setopt_array($ch, [
                CURLOPT_URL            => $url,
                CURLOPT_RETURNTRANSFER => true,
                CURLOPT_HTTPHEADER     => [
                    'Authorization: APPCODE ' . $this->appCode,
                ],
                CURLOPT_TIMEOUT        => 30,
                CURLOPT_SSL_VERIFYPEER => false,
            ]);

            $result = curl_exec($ch);
            $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
            $curlError = curl_error($ch);
            curl_close($ch);

            // 断点3：HTTP状态码、curl错误、原始返回
//            @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService] httpCode=' . $httpCode . ', curlError=' . $curlError . ', result=' . $result . "\r\n", 8);

            if ($httpCode !== 200) {
                @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService] httpCode非200，返回false' . "\r\n", 8);
                return false;
            }

            $decoded = json_decode($result, true);
            // 断点4：解析后的数据
            @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService] 解析结果: ' . json_encode($decoded, JSON_UNESCAPED_UNICODE) . "\r\n", 8);

            return $decoded ?: false;
        } catch (\Exception $e) {
            @file_put_contents('quanju.txt', date('Y-m-d H:i:s') . ' [ExpressService Error] ' . $e->getMessage() . ' File: ' . $e->getFile() . ' Line: ' . $e->getLine() . "\r\n", 8);
            return false;
        }
    }

    /**
     * 物流状态码转中文
     * @param int $status
     * @return string
     */
    public function getStatusText(int $status): string
    {
        $map = [
            0  => '在途',
            1  => '揽收',
            2  => '疑难',
            3  => '签收',
            4  => '退签',
            5  => '派件',
            6  => '退回',
            7  => '转单',
            10 => '待清关',
            11 => '清关中',
            12 => '已清关',
            13 => '清关异常',
            14 => '收件人拒签',
        ];

        return $map[$status] ?? '未知';
    }
}