【优化】优化使用部分积分加金额购买,申请售后回退积分的处理,增加精度到4位,减少误差。

This commit is contained in:
大灰灰
2022-09-28 23:59:55 +08:00
parent 5efd1dea26
commit c514bef193
5 changed files with 57 additions and 36 deletions

View File

@@ -83,7 +83,7 @@ namespace CoreCms.Net.Model.ViewModels.DTO
/// <summary> /// <summary>
/// 积分可以抵扣多少金额 /// 积分可以抵扣多少金额
/// </summary> /// </summary>
public int pointExchangeMoney { get; set; } = 0; public decimal pointExchangeMoney { get; set; } = 0;
public List<CartProducts> list { get; set; } = new(); public List<CartProducts> list { get; set; } = new();

View File

@@ -20,7 +20,7 @@ namespace CoreCms.Net.Model.ViewModels.DTO
public class GetUserPointResult public class GetUserPointResult
{ {
public int availablePoint { get; set; } = 0; public int availablePoint { get; set; } = 0;
public int pointExchangeMoney { get; set; } = 0; public decimal pointExchangeMoney { get; set; } = 0;
public int @switch { get; set; } = 1; public int @switch { get; set; } = 1;

View File

@@ -46,6 +46,7 @@ namespace CoreCms.Net.RedisMQ
using var container = _serviceProvider.CreateScope(); using var container = _serviceProvider.CreateScope();
var _aftersalesServices = container.ServiceProvider.GetService<ICoreCmsBillAftersalesServices>(); var _aftersalesServices = container.ServiceProvider.GetService<ICoreCmsBillAftersalesServices>();
var _orderServices = container.ServiceProvider.GetService<ICoreCmsOrderServices>(); var _orderServices = container.ServiceProvider.GetService<ICoreCmsOrderServices>();
var _orderItemServices = container.ServiceProvider.GetService<ICoreCmsOrderItemServices>();
var _aftersalesItemServices = container.ServiceProvider.GetService<ICoreCmsBillAftersalesItemServices>(); var _aftersalesItemServices = container.ServiceProvider.GetService<ICoreCmsBillAftersalesItemServices>();
var _productsServices = container.ServiceProvider.GetService<ICoreCmsProductsServices>(); var _productsServices = container.ServiceProvider.GetService<ICoreCmsProductsServices>();
var _settingServices = container.ServiceProvider.GetService<ICoreCmsSettingServices>(); var _settingServices = container.ServiceProvider.GetService<ICoreCmsSettingServices>();
@@ -82,17 +83,26 @@ namespace CoreCms.Net.RedisMQ
} }
//获取售后货品信息 //获取售后货品信息
var productIds = aftersalesItems.Select(p => p.productId).ToList(); var productIds = aftersalesItems.Select(p => p.productId).ToList();
var orderItem = await _orderItemServices.QueryListByClauseAsync(p => p.orderId == order.orderId, p => p.id, OrderByType.Asc, true);
var products = await _productsServices.QueryListByClauseAsync(p => productIds.Contains(p.id), p => p.id, OrderByType.Asc, true); var products = await _productsServices.QueryListByClauseAsync(p => productIds.Contains(p.id), p => p.id, OrderByType.Asc, true);
var allConfigs = await _settingServices.GetConfigDictionaries(); var allConfigs = await _settingServices.GetConfigDictionaries();
var pointExchangeModel = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointExchangeModel).ObjectToInt(); //积分模式 1全局2单品 var pointExchangeModel = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointExchangeModel).ObjectToInt(); //积分模式 1全局2单品
var pointDiscountedProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointDiscountedProportion).ObjectToInt(); //积分折现比例 多少积分等于1元钱。 var pointDiscountedProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointDiscountedProportion).ObjectToInt(); //多少积分等于1元钱。
//var pointDiscounted = Math.Round(pointDiscountedProportion / 100, 4);
//var ordersPointProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.OrdersPointProportion).ObjectToInt(); //积分使用比例 全局模式下一个订单最多可以使用多少比例的积分 //var ordersPointProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.OrdersPointProportion).ObjectToInt(); //积分使用比例 全局模式下一个订单最多可以使用多少比例的积分
decimal point = 0; decimal point = 0;
foreach (var p in aftersalesItems) foreach (var p in aftersalesItems)
{ {
var aftersalesProduct = products.Find(x => x.id == p.productId); var orderProduct = orderItem.Find(x => x.productId == p.productId);
if (aftersalesProduct == null) if (orderProduct == null)
{
continue;
};
var product = products.Find(x => x.id == p.productId);
if (product == null)
{ {
continue; continue;
}; };
@@ -101,19 +111,18 @@ namespace CoreCms.Net.RedisMQ
{ {
//可能存在就是根本不是全积分抵扣,而是订单实际在不够积分的情况下,抵扣了多少金额。那么统一就根据订单的比例来计算,更加精准,(这里的总金额是实际支付金额,去掉了优惠) //可能存在就是根本不是全积分抵扣,而是订单实际在不够积分的情况下,抵扣了多少金额。那么统一就根据订单的比例来计算,更加精准,(这里的总金额是实际支付金额,去掉了优惠)
//如果订单实际支付金额是0的话那就是全积分。 //如果订单实际支付金额是0的话那就是全积分。
var practicalProportion = order.orderAmount <= 0 ? 1 : Math.Round(order.pointMoney / order.orderAmount, 4); var practicalProportion = order.orderAmount <= 0 ? 1 : Math.Round(order.pointMoney / order.goodsAmount, 4);
//未发货的商品库存调整,如果订单未发货或者部分发货,并且用户未收到商品的情况下 //未发货的商品库存调整,如果订单未发货或者部分发货,并且用户未收到商品的情况下
if ((order.shipStatus == (int)GlobalEnumVars.OrderShipStatus.No || if (order.shipStatus is (int)GlobalEnumVars.OrderShipStatus.No or (int)GlobalEnumVars.OrderShipStatus.PartialYes &&
order.shipStatus == (int)GlobalEnumVars.OrderShipStatus.PartialYes) &&
info.type == (int)GlobalEnumVars.BillAftersalesIsReceive.Refund && p.nums == 0) info.type == (int)GlobalEnumVars.BillAftersalesIsReceive.Refund && p.nums == 0)
{ {
point += aftersalesProduct.price * practicalProportion * pointDiscountedProportion; point += orderProduct.price * practicalProportion * orderProduct.nums * pointDiscountedProportion;
} }
else else
{ {
//获取货品金额*积分使用比例*数量*积分折现比例=积分抵扣的金额应该可以兑换的积分。 //获取货品金额*积分使用比例*数量*积分折现比例=积分抵扣的金额应该可以兑换的积分。
point += aftersalesProduct.price * practicalProportion * p.nums * pointDiscountedProportion; point += orderProduct.price * practicalProportion * p.nums * pointDiscountedProportion;
} }
} }
@@ -121,16 +130,15 @@ namespace CoreCms.Net.RedisMQ
else if (pointExchangeModel == 2) else if (pointExchangeModel == 2)
{ {
//未发货的商品库存调整,如果订单未发货或者部分发货,并且用户未收到商品的情况下 //未发货的商品库存调整,如果订单未发货或者部分发货,并且用户未收到商品的情况下
if ((order.shipStatus == (int)GlobalEnumVars.OrderShipStatus.No || if (order.shipStatus is (int)GlobalEnumVars.OrderShipStatus.No or (int)GlobalEnumVars.OrderShipStatus.PartialYes &&
order.shipStatus == (int)GlobalEnumVars.OrderShipStatus.PartialYes) &&
info.type == (int)GlobalEnumVars.BillAftersalesIsReceive.Refund && p.nums == 0) info.type == (int)GlobalEnumVars.BillAftersalesIsReceive.Refund && p.nums == 0)
{ {
point += aftersalesProduct.pointsDeduction * pointDiscountedProportion; point += product.pointsDeduction * orderProduct.nums * pointDiscountedProportion;
} }
else else
{ {
//单品模式只能是全积分抵扣或者全金额支付。所以直接按照扣掉的金额还原积分即可。 //单品模式只能是全积分抵扣或者全金额支付。所以直接按照扣掉的金额还原积分即可。
point += aftersalesProduct.pointsDeduction * p.nums * pointDiscountedProportion; point += product.pointsDeduction * p.nums * pointDiscountedProportion;
} }
} }
} }
@@ -140,13 +148,15 @@ namespace CoreCms.Net.RedisMQ
var newPoint = practicalPoint + userModel.point; var newPoint = practicalPoint + userModel.point;
var pointLog = new CoreCmsUserPointLog(); var pointLog = new CoreCmsUserPointLog
pointLog.userId = userModel.id; {
pointLog.type = (int)GlobalEnumVars.UserPointSourceTypes.PointRefundReturn; userId = userModel.id,
pointLog.num = practicalPoint; type = (int)GlobalEnumVars.UserPointSourceTypes.PointRefundReturn,
pointLog.balance = newPoint; num = practicalPoint,
pointLog.remarks = "售后单:" + info.aftersalesId + "退还积分"; balance = newPoint,
pointLog.createTime = DateTime.Now; remarks = "售后单:" + info.aftersalesId + "退还积分",
createTime = DateTime.Now
};
var id = await _userPointLogServices.InsertAsync(pointLog); var id = await _userPointLogServices.InsertAsync(pointLog);
if (id > 0) if (id > 0)

View File

@@ -798,13 +798,20 @@ namespace CoreCms.Net.Services
//计算可用积分 //计算可用积分
var allConfigs = await _settingServices.GetConfigDictionaries(); var allConfigs = await _settingServices.GetConfigDictionaries();
var pointExchangeModel = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointExchangeModel).ObjectToInt(); //判断是全局模式还是单品模式 //判断是全局模式还是单品模式
var pointExchangeModel = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointExchangeModel).ObjectToInt();
if (pointExchangeModel == 1) if (pointExchangeModel == 1)
{ {
var ordersPointProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.OrdersPointProportion).ObjectToInt(10);//订单积分使用比例 //计算可用积分//订单积分使用比例
var maxPointDeductedMoney = Math.Round(cartDto.amount * ordersPointProportion / 100, 2); //最大积分抵扣的钱 var ordersPointProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.OrdersPointProportion).ObjectToDecimal(10);
var pointDiscountedProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointDiscountedProportion).ObjectToInt(100); //积分兑换比例 var proportion = Math.Round(ordersPointProportion / 100, 4);
var pointDeductedMoney = point / pointDiscountedProportion; //积分可以抵扣的钱
//最多可以抵扣的金额
var maxPointDeductedMoney = Math.Round(cartDto.amount * proportion, 4);
//订单积分折现比例(多少积分可以折现1块钱)
var pointDiscountedProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointDiscountedProportion).ObjectToDecimal(100); //积分兑换比例
var pointDeductedMoney = Math.Round(Convert.ToDecimal(point) / pointDiscountedProportion, 4); ; //积分可以抵扣的钱
if (maxPointDeductedMoney < pointDeductedMoney) if (maxPointDeductedMoney < pointDeductedMoney)
{ {
@@ -832,8 +839,8 @@ namespace CoreCms.Net.Services
var needsPoint = money * pointDiscountedProportion; var needsPoint = money * pointDiscountedProportion;
cartDto.point = point; cartDto.point = point;
cartDto.pointExchangeMoney = Convert.ToInt32(money); cartDto.pointExchangeMoney = money;
cartDto.amount -= Convert.ToInt32(money); cartDto.amount -= money;
} }
} }
jm.data = cartDto; jm.data = cartDto;

View File

@@ -195,17 +195,20 @@ namespace CoreCms.Net.Services
if (orderMoney != 0) if (orderMoney != 0)
{ {
//计算可用积分//订单积分使用比例 //计算可用积分//订单积分使用比例
var ordersPointProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.OrdersPointProportion).ObjectToInt(10); var ordersPointProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.OrdersPointProportion).ObjectToDecimal(10);
var proportion = Math.Round(ordersPointProportion / 100, 4);
//最多可以抵扣的金额 //最多可以抵扣的金额
var maxPointDeductedMoney = Math.Round((orderMoney * ordersPointProportion) / 100, 2); var maxPointDeductedMoney = Math.Round(orderMoney * proportion, 4);
//订单积分折现比例(多少积分可以折现1块钱) //订单积分折现比例(多少积分可以折现1块钱)
var pointDiscountedProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointDiscountedProportion).ObjectToInt(100); var pointDiscountedProportion = CommonHelper.GetConfigDictionary(allConfigs, SystemSettingConstVars.PointDiscountedProportion).ObjectToDecimal(100);
//计算需要多少积分 //计算需要多少积分
var needsPoint = maxPointDeductedMoney * pointDiscountedProportion; var needsPoint = maxPointDeductedMoney * pointDiscountedProportion;
//确定是否有那么多积分去抵扣比例计算出的能抵扣的钱 //确定是否有那么多积分去抵扣比例计算出的能抵扣的钱
dto.availablePoint = Convert.ToInt32(needsPoint > user.point ? user.point : needsPoint); var availablePoint = needsPoint > user.point ? user.point : needsPoint;
dto.pointExchangeMoney = dto.availablePoint / pointDiscountedProportion; dto.availablePoint = Convert.ToInt32(availablePoint);
dto.pointExchangeMoney = Math.Round(availablePoint / pointDiscountedProportion, 4);
//dto.pointExchangeMoney = dto.availablePoint / pointDiscountedProportion;
} }
} }
else if (pointExchangeModel == 2) else if (pointExchangeModel == 2)
@@ -243,9 +246,10 @@ namespace CoreCms.Net.Services
var needsPoint = money * pointDiscountedProportion; var needsPoint = money * pointDiscountedProportion;
//确定是否有那么多积分去抵扣比例计算出的能抵扣的钱 //确定是否有那么多积分去抵扣比例计算出的能抵扣的钱
dto.availablePoint = Convert.ToInt32(needsPoint > user.point ? 0 : needsPoint); var availablePoint = needsPoint > user.point ? 0 : needsPoint;
dto.availablePoint = Convert.ToInt32(availablePoint);
dto.pointExchangeMoney = Convert.ToInt32(user.point > needsPoint ? money : 0); dto.pointExchangeMoney = user.point > needsPoint ? money : 0;
} }
} }