121 lines
4.5 KiB
PHP
121 lines
4.5 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | likeshop开源商城系统
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// +----------------------------------------------------------------------
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// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
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// | gitee下载：https://gitee.com/likeshop_gitee
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// | github下载：https://github.com/likeshop-github
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// | 访问官网：https://www.likeshop.cn
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// | 访问社区：https://home.likeshop.cn
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// | 访问手册：http://doc.likeshop.cn
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// | 微信公众号：likeshop技术社区
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// | likeshop系列产品在gitee、github等公开渠道开源版本可免费商用，未经许可不能去除前后端官方版权标识
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// | likeshop系列产品收费版本务必购买商业授权，购买去版权授权后，方可去除前后端官方版权标识
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// | 禁止对系统程序代码以任何目的，任何形式的再发布
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// | likeshop团队版权所有并拥有最终解释权
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// +----------------------------------------------------------------------
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// | author: likeshop.cn.team
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// +----------------------------------------------------------------------
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namespace app\common\model;
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use app\common\basics\Models;
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use app\common\enum\FreightEnum;
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use think\facade\Db;
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/**
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* 运费模板
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*/
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class Freight extends Models
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{
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protected $name = 'freight';
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protected $autoWriteTimestamp = true;
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public static function getChargeWay($type)
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{
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$data = [
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FreightEnum::CHARGE_WAY_WEIGHT => '按重量计费',
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FreightEnum::CHARGE_WAY_VOLUME => '按体积计费',
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FreightEnum::CHARGE_WAY_PIECE => '按件计费',
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];
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if ($type === true) {
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return $data;
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}
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return $data[$type] ?? '未知';
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}
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public function getChargeWayTextAttr($value, $data)
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{
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return self::getChargeWay($data['charge_way']);
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}
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public static function getNameColumn($shop_id)
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{
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$lists = self::where(['shop_id'=>$shop_id])->column('id,name', 'id');
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return empty($lists) ? [] : $lists;
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}
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public function configs()
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{
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return $this->hasMany('freight_config', 'freight_id', 'id');
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}
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/**
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* @notes 根据收货地址-商品信息-运费模板id-商品数量计算运费
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* @param $address
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* @param $freight_id
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* @param $nums mixed 总数量 已计算重量、体积、件数
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* @return float|int|mixed
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* @throws \think\db\exception\DbException
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* @throws \think\db\exception\ModelNotFoundException
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* @throws \think\db\exception\DataNotFoundException
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* @author lbzy
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* @datetime 2024-04-03 12:37:48
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*/
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public function sumFreight($address, $freight_id, $nums)
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{
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//判断用户收货地址适用模板
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$freight_config = FreightConfig::where('freight_id', $freight_id)->select()->toArray();
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$freight_config_item = [];
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foreach ($freight_config as $key => $value) {
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$district_check = strpos($value['region'], (string)$address['district_id']);
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$city_check = strpos($value['region'], (string)$address['city_id']);
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$province_check = strpos($value['region'], (string)$address['province_id']);
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if ($district_check !== false) {//区域匹配模板
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$freight_config_item = $value;
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}
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if ($city_check !== false) {//市匹配模板
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$freight_config_item = $value;
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}
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if ($province_check !== false) {//省匹配模板
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$freight_config_item = $value;
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}
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if ($district_check == false && $city_check == false && $province_check == false) {
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if ($value['region'] == 'all') {
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$freight_config_item = $value;
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}
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}
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}
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$price = 0;//运费
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$unified_num = $nums;
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if ($unified_num <= $freight_config_item['first_unit']) {//小于首件数
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$price = $freight_config_item['first_money'];
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}
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if ($unified_num > $freight_config_item['first_unit']) {//大于首件数 计算公式=(((商品数量-首件数)/续件数)*续件费用)+首件费用
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$continue_unit = ceil(($unified_num - $freight_config_item['first_unit']) / $freight_config_item['continue_unit']);//续件数向上取整
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$price = ($continue_unit * $freight_config_item['continue_money']) + $freight_config_item['first_money'];
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}
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return $price;
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}
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} |