/// <summary>
/// 移除订单商品
/// </summary>
/// <param name="product"></param>
public void RemoveOrderProduct(TangOrderProduct product)
{
Database.KeyDelete(AddKeyPrefix <TangOrderProduct>(product.ObjectId));
var orderProductKey = AddKeyPrefix <TangOrderProduct>($"Order:{product.OrderObjectId}");
Database.ListRemove(orderProductKey, product.ObjectId);
}
public async Task <TangOrderProduct> RetTangProductAsync(TangOrderProduct product)
{
product.ProductStatus = TangOrderProductStatus.Return;
Context.Attach(product).Property(a => a.ProductStatus).IsModified = true;
await Context.SaveChangesAsync();
return(product);
}
/// <summary>
/// 订单商品退货
/// </summary>
/// <returns></returns>
public async Task <IActionResult> RetTangProduct([FromBody] TangOrderProduct product)
{
await Service.RetTangProductAsync(product);
var order = await Service.GetAsync <TangOrder>(product.OrderId);
order.ActualAmount -= product.Amount;
order.Amount -= product.Amount;
order.OriginalAmount -= product.Amount;
await Service.CommitAsync();
return(Json(order));
}
public void UpdateOrderProduct(TangOrderProduct product)
{
if (product.Quantity <= 0)
{
var key = AddKeyPrefix(product.ObjectId, typeof(TangOrderProduct).Name);
Database.KeyDelete(key);
var orderProductListKey = AddKeyPrefix($"Order:{product.OrderObjectId}", typeof(TangOrderProduct).Name);
Database.ListRemove(orderProductListKey, product.ObjectId);
}
else
{
Update(product);
}
}
public async Task FenOrderAsync(TangOrderProduct good, TangOrder originalOrder, TangOrder targetOrder)
{
good.OrderId = targetOrder.Id;
good.OrderObjectId = targetOrder.ObjectId;
originalOrder.TangOrderProducts.Remove(good);
if (targetOrder.TangOrderProducts == null)
{
targetOrder.TangOrderProducts = new ObservableCollection <TangOrderProduct>();
}
targetOrder.TangOrderProducts.Add(good);
var originalKey = AddKeyPrefix($"Order:{originalOrder.ObjectId}", typeof(TangOrderProduct).Name);
await Database.ListRemoveAsync(originalKey, good.ObjectId);
var targetKey = AddKeyPrefix($"Order:{targetOrder.ObjectId}", typeof(TangOrderProduct).Name);
await Database.ListRightPushAsync(targetKey, good.ObjectId);
}
/// <summary>
/// 反结账时，新增商品
/// </summary>
/// <param name="product"></param>
/// <returns></returns>
public async Task <IActionResult> IncreaseOrderProduct([FromBody] TangOrderProduct product)
{
product.ProductStatus = TangOrderProductStatus.AddReserve;
product.Status = EntityStatus.Normal;
await Service.AddAsync(product);
var order = await Service.GetAsync <TangOrder>(product.OrderId);
order.ActualAmount += product.Amount;
order.Amount += product.Amount;
order.OriginalAmount += product.Amount;
await Service.CommitAsync();
return(Json(new {
order, product
}));
}
public void SaveOrderProduct(TangOrderProduct product)
{
if (!string.IsNullOrEmpty(product.ObjectId))
{
UpdateOrderProduct(product);
return;
}
product.ObjectId = Guid.NewGuid().ToString().ToLower();
product.CreateTime = DateTime.Now;
var key = AddKeyPrefix(product.ObjectId, typeof(TangOrderProduct).Name);
Database.StringSet(key, JsonConvert.SerializeObject(product));
// 保存到订单关联的产品列表中
var orderProductKey = AddKeyPrefix($"Order:{product.OrderObjectId}", typeof(TangOrderProduct).Name);
var list = Database.ListRange(orderProductKey);
var exist = list?.Any(a => a.ToString() == product.ObjectId);
if (!exist.HasValue || !exist.Value)
{
Database.ListRightPush(orderProductKey, product.ObjectId);
}
}
public TangOrderProduct Unsubscribe(TangOrder order, TangOrderProduct product, double quantity)
{
if (product.Quantity <= quantity)
{
product.ProductStatus = TangOrderProductStatus.Return;
Update(product);
return(product);
}
product.Quantity = product.Quantity - quantity;
product.Amount = product.Quantity * product.Price;
Update(product);
var retProduct = new TangOrderProduct
{
Description = product.Description,
Discount = product.Discount,
Feature = product.Feature,
FormatId = product.FormatId,
Name = product.Name,
OrderId = product.OrderId,
OrderObjectId = product.OrderObjectId,
OriginalPrice = product.OriginalPrice,
Price = product.Price,
ProductId = product.ProductId,
ProductIdSet = product.ProductIdSet,
ProductStatus = TangOrderProductStatus.Return,
Quantity = quantity,
RefundReason = product.RefundReason,
Remark = product.Remark,
Amount = quantity * product.Price,
Src = product.Src
};
Save(retProduct);
var orderProductKey = AddKeyPrefix($"Order:{retProduct.OrderObjectId}", typeof(TangOrderProduct).Name);
Database.ListRightPush(orderProductKey, retProduct.ObjectId);
order.TangOrderProducts.Add(retProduct);
return(retProduct);
}
/// <summary>
/// 打印订单商品
/// </summary>
/// <param name="product"></param>
/// <returns></returns>
private List <byte[]> ProductLine(TangOrderProduct product, int fontSize = 1)
{
var left = product.Name;
if (!string.IsNullOrEmpty(product.Description))
{
left += "(" + product.Description + ")";
}
var middle = "*" + Convert.ToDouble(product.Quantity);
var right = Convert.ToDouble(product.Amount) + "";
var place = string.Empty;
for (int i = 0; i < maxRightLen - middle.Length - right.Length; i++)
{
place += " ";
}
right = middle + place + right;
var buffer = PrinterCmdUtils.PrintLineLeftRight(left, right, fontSize: fontSize);
return(new List <byte[]> {
buffer
});
}
public ChineseFoodFenOrderViewModel(IEnumerable <Desk> desks, TangOrder order, TangOrderProduct product)
{
Desks = desks.Where(a => a.Order != null && a.Id != order.DeskId).ToObservable();
Good = product;
}
