public bool TryChangeOrderStatusBySeller(Order order, OrderStatus status, out ICollection <string> errors)
{
errors = new List <string>();
//check order null
if (order == null)
{
errors.Add("Order can not be empty");
return(false);
}
//check product operating model
OperatingModelService modelService = modelServiceFactory
.GetService(sellerRepository.GetProductBy(order.SellerId, order.ProductTypeId).Model);
if (!modelService.CanSellerManagesOrder())
{
errors.Add("You don't have right to manage this order");
}
//check order status
if (order.Status == OrderStatus.Confirming)
{
errors.Add("Can not change an order which are waiting for confirmation");
}
if (!errors.Any())
{
order.Status = status;
return(true);
}
return(false);
}
public bool TryChangeOperatingModel(int sellerId, int productTypeId, OperatingModel model, out ICollection <string> errors)
{
errors = new List <string>();
//check product null
Product product = sellerRepository.GetProductBy(sellerId, productTypeId);
if (product == null)
{
errors.Add("Could not found product");
return(false);
}
OperatingModelService recentModelService = modelServiceFactory.GetService(product.Model);
OperatingModelService alternativeModelService = modelServiceFactory.GetService(model);
if (!recentModelService.CanLeaveThisModel(product, out errors))
{
return(false);
}
if (!alternativeModelService.CanChangeToThisModel(product, out errors))
{
return(false);
}
else
{
product.Model = model;
return(true);
}
}
public bool TryRejectOrderBySeller(Order order, out ICollection <string> errors)
{
errors = new List <string>();
//check order null
if (order == null)
{
errors.Add("Order can not be empty");
return(false);
}
//check product operating model
OperatingModelService modelService = modelServiceFactory
.GetService(sellerRepository.GetProductBy(order.SellerId, order.ProductTypeId).Model);
if (!modelService.CanSellerRejectsOrder())
{
errors.Add("You don't have right to reject this order");
}
//check order status
if (order.Status != OrderStatus.Confirming)
{
errors.Add("Can only reject an order while firming it");
}
if (!errors.Any())
{
order.Seller.RejectOrder(order);
return(true);
}
return(false);
}
public bool TryUnregister(int sellerId, int productTypeId, out ICollection <string> errors)
{
errors = new List <string>();
//check product existence
Product product = sellerRepository.GetProductBy(sellerId, productTypeId);
if (product == null)
{
errors.Add("Could not found product");
return(false);
}
//check if can leave this product operating model
OperatingModelService modelService = modelServiceFactory.GetService(product.Model);
if (modelService.CanLeaveThisModel(product, out errors))
{
product.Seller.UnregisterProduct(product);
return(true);
}
return(false);
}