<?php
/**
 * Copyright 2012-2026 ShopeX (https://www.shopex.cn)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

class ome_sales_logistics_fee{

    function calculate($orderids,&$sales_data){
        if(!$orderids || !$sales_data){
            return false;
        }

        $this->_calByPayed($orderids,$sales_data);
    }

    //按订单支付金额贡献度分摊运费
    private function _calByPayed($orderids,&$sales_data){
        $all_order_payed = 0.00;
        $all_logistics_fee = 0.00;
        foreach($orderids as $k => $orderid){
            $all_logistics_fee = $sales_data[$orderid]['delivery_cost_actual'];
            $all_order_payed += $sales_data[$orderid]['payed'];
            if($sales_data[$orderid]['payed'] == 0.00){
                $sales_data[$orderid]['delivery_cost_actual'] = 0.00;
            }
        }
        
        //防止多算一分钱
        $loop = 1;
        $order_count = count($orderids);
        $has_apportion_fee = 0.00;
        if($all_logistics_fee > 0){
            foreach ($orderids as $k => $orderid){
                if($order_count == $loop){
                    $sales_data[$orderid]['delivery_cost_actual'] = $all_logistics_fee - $has_apportion_fee;
                }else{
                    $sales_data[$orderid]['delivery_cost_actual'] = $all_order_payed*$sales_data[$orderid]['payed'] ? round($all_logistics_fee/$all_order_payed*$sales_data[$orderid]['payed'],2) : 0;
                    $has_apportion_fee += $sales_data[$orderid]['delivery_cost_actual'];
                }
                
                $loop++;
                
                unset($sales_data[$orderid]['payed']);
            }
            
        }
    }

}