huahuibao/biz-mall/merchant/services/ExpressService.php

<?php

namespace bizMall\merchant\services;

use bizMall\base\services\BaseService;
use bizMall\merchant\classes\ShopClass;
use common\components\mapUtil;

class ExpressService extends BaseService
{

	public static $baseFile = '\bizMall\merchant\classes\ExpressClass';
	
	//计算客户的距离和运费 ssh 2020.5.14
	public static function getUserDistance($lng, $lat, $shopId, $extend)
	{
		$shop = ShopClass::getById($shopId);
		$shopLat = isset($shop['lat']) ? $shop['lat'] : '';
		$shopLong  = isset($shop['long']) ? $shop['long'] : '';
		$distance = mapUtil::calculateDistance($shopLong , $shopLat, $lng, $lat);
		$perKiloFee = isset($extend['freight']) ? $extend['freight'] : 10;
		$freeDistance = isset($extend['freeDistance']) ? $extend['freeDistance'] : 5;
		$fee = 0;
		if ($distance > $freeDistance * 1000) {
			$fee = ceil(($distance - $freeDistance * 1000) / 1000) * $perKiloFee;
		}
		$showDistance = sprintf("%.1f", ($distance / 1000));
		return ['distance' => $distance, 'showDistance' => $showDistance, 'fee' => $fee];
	}

}