bbwy/BBWY.Server.Business/Extensions/OrderCostExtension.cs

using BBWY.Server.Model.Db;
using System.Collections.Generic;
using System.Linq;

namespace BBWY.Server.Business.Extensions
{
    public static class OrderCostExtension
    {
        public static void CalculationOrderProfitAndCost(this OrderCost orderCost, Order order, IList<AfterSaleOrder> afterSaleOrders)
        {
            orderCost.AfterTotalCost = afterSaleOrders == null || afterSaleOrders.Count == 0 ? 0M : afterSaleOrders.Sum(aso => aso.AfterTotalCost);
            orderCost.RefundAmount = afterSaleOrders == null || afterSaleOrders.Count == 0 ? 0M : afterSaleOrders.Sum(aso => aso.RefundAmount ?? 0M);
            orderCost.RefundPurchaseAmount = afterSaleOrders == null || afterSaleOrders.Count == 0M ? 0M : afterSaleOrders.Sum(aso => aso.RefundPurchaseAmount ?? 0);

            //退款之后平台扣点
            orderCost.PlatformCommissionAmount = (order.OrderPayment - order.FreightPrice - orderCost.RefundAmount) * (orderCost.PlatformCommissionRatio);

            //orderCost.Profit = order.OrderSellerPrice + order.FreightPrice - orderCost.RefundAmount -
            //                   orderCost.PurchaseAmount -
            //                   orderCost.DeliveryExpressFreight -
            //                   orderCost.PlatformCommissionAmount -
            //                   orderCost.AfterTotalCost +
            //                   orderCost.RefundPurchaseAmount;

            orderCost.Profit = order.OrderPayment +
                               order.PreferentialAmount -
                               orderCost.RefundAmount -
                               orderCost.PurchaseAmount -
                               orderCost.DeliveryExpressFreight -
                               orderCost.PlatformCommissionAmount -
                               orderCost.AfterTotalCost +
                               orderCost.RefundPurchaseAmount;

        }

        public static void CalculationOrderProfitAndCost(this OrderCost orderCost, decimal orderPayment, decimal preferentialAmount, decimal freightPrice, IList<AfterSaleOrder> afterSaleOrders)
        {
            orderCost.AfterTotalCost = afterSaleOrders == null || afterSaleOrders.Count == 0 ? 0M : afterSaleOrders.Sum(aso => aso.AfterTotalCost);
            orderCost.RefundAmount = afterSaleOrders == null || afterSaleOrders.Count == 0 ? 0M : afterSaleOrders.Sum(aso => aso.RefundAmount ?? 0M);
            orderCost.RefundPurchaseAmount = afterSaleOrders == null || afterSaleOrders.Count == 0M ? 0M : afterSaleOrders.Sum(aso => aso.RefundPurchaseAmount ?? 0);

            //退款之后平台扣点
            orderCost.PlatformCommissionAmount = (orderPayment - freightPrice - orderCost.RefundAmount) * (orderCost.PlatformCommissionRatio);

            //orderCost.Profit = orderSellerPrice + freightPrice - orderCost.RefundAmount -
            //                   orderCost.PurchaseAmount -
            //                   orderCost.DeliveryExpressFreight -
            //                   orderCost.PlatformCommissionAmount -
            //                   orderCost.AfterTotalCost +
            //                   orderCost.RefundPurchaseAmount;

            orderCost.Profit = orderPayment +
                               preferentialAmount -
                               orderCost.RefundAmount -
                               orderCost.PurchaseAmount -
                               orderCost.DeliveryExpressFreight -
                               orderCost.PlatformCommissionAmount -
                               orderCost.AfterTotalCost +
                               orderCost.RefundPurchaseAmount;
        }



        public static void CalculationSDOrderProfitAndCost(this OrderCost orderCost, Order order, IList<AfterSaleOrder> afterSaleOrders)
        {
            orderCost.AfterTotalCost = afterSaleOrders == null || afterSaleOrders.Count == 0 ? 0M : afterSaleOrders.Sum(aso => aso.AfterTotalCost);
            orderCost.RefundAmount = afterSaleOrders == null || afterSaleOrders.Count == 0 ? 0M : afterSaleOrders.Sum(aso => aso.RefundAmount ?? 0M);
            orderCost.RefundPurchaseAmount = afterSaleOrders == null || afterSaleOrders.Count == 0M ? 0M : afterSaleOrders.Sum(aso => aso.RefundPurchaseAmount ?? 0);

            //退款之后平台扣点
            orderCost.PlatformCommissionAmount = (order.OrderSellerPrice - orderCost.RefundAmount) * (orderCost.PlatformCommissionRatio);
            orderCost.Profit = (orderCost.SDCommissionAmount + orderCost.SDOrderAmount + orderCost.DeliveryExpressFreight + orderCost.PlatformCommissionAmount + orderCost.AfterTotalCost) * -1;
        }

        /// <summary>
        /// 计算SKU毛利
        /// </summary>
        /// <param name="ocd"></param>
        /// <param name="skuShouldPay"></param>
        /// <param name="skuPingtaibutie"></param>
        /// <param name="skuVenderFee"></param>
        /// <param name="platformCommissionRatio"></param>
        public static void CalculationSkuGrossProfit(this OrderCostDetail ocd, decimal skuShouldPay, decimal skuPingtaibutie, decimal skuVenderFee, decimal platformCommissionRatio)
        {
            var koudian = (skuShouldPay - skuVenderFee) * ocd.DeductionQuantity * platformCommissionRatio;
            ocd.SkuGrossProfit = (skuShouldPay + skuPingtaibutie) * ocd.DeductionQuantity -
                                  ocd.TotalCost - ocd.DeliveryExpressFreight - koudian;
        }
    }
}