<?php

namespace addons\shopro_wechat_trade\library;

/**
 * Shopro 快递公司编码 → 微信运力编码（常见快递公司默认同码）
 */
class WxExpressMapper
{
    protected static $alias = [
        'HTKY' => 'HTKY',
        'HHTT' => 'HHTT',
        'YZPY' => 'YZPY',
        'DBL'  => 'DBL',
        'ZJS'  => 'ZJS',
    ];

    public static function toWechatCode($shoproCode)
    {
        $code = strtoupper(trim((string) $shoproCode));
        if ($code === '') {
            return '';
        }
        if (isset(self::$alias[$code])) {
            return self::$alias[$code];
        }
        return $code;
    }
}