public bool CheckIfExistInRepo(Product pro)
{
return (Task.Navigator.GetController(SaleTask.RepoView) as RepoController).CheckIfExist(pro);
}
private void DatabaseProductPersist(Product product, int changingType)
{
switch (changingType)
{
case ModelChangeEventArg.INSERT:
ProductDao.Insert(product);
break;
case ModelChangeEventArg.UPDATE:
ProductDao.Update(product);
break;
case ModelChangeEventArg.REMOVE:
ProductDao.Delete(product);
break;
}
}
public void CancelProductToRepo(Product product, Boolean discardOnMissing)
{
SaleTask task = (Task as SaleTask);
if (task.CurrentBillProduct == null)
{
MessageBox.Show("请选择货物");
return;
}
Product removedProduct = task.CurrentBillProduct;
(View as IBillsView).RemoveFromProductsList(removedProduct);
task.CancelProductToRepo(removedProduct, discardOnMissing);
(View as IBillsView).RefreshCurrentProduct();
}
public void UpdateProduct(Product product)
{
(Task as SaleTask).TriggerRepoProductsChanged(null, new ProductChangeEventArg(product, ModelChangeEventArg.UPDATE));
}
public void WithdrawProductsToSemiProducts(Product p, DateTime warehousingDate,int count)
{
SemiProduct semiproduct = (from s in SemiProductDao.GetAll()
where s.WarehousingDate.Date == warehousingDate.Date
&& s.Norm.Equals(p.Norm)
&& s.Name.Equals(p.Name)
&& s.Material.Equals(p.Material)
select s).ToList<SemiProduct>()[0];
semiproduct.Quantity += count;
this.UpdateSemiProduct(semiproduct);
}
public void SelectProductInList(Product product)
{
int index = (this.productsDataGridView.DataSource as BindingSource).IndexOf(product);
int count = this.productsDataGridView.Rows.Count;
if(index<count && index >=0)
{
this.productsDataGridView.Rows[index].Selected = true;
this.productsDataGridView.Refresh();
}
}
public static void Delete(Product product)
{
DatabaseHelper.ProductCollection.Remove(Query<Product>.EQ(e => e.Id, product.Id));
}
public void AddCurrentSemiProductToProduct(SemiProduct semiproduct, int count)
{
if(semiproduct.Quantity < count)
{
MessageBox.Show("分配超额");
return;
}
semiproduct.Quantity -= count;
this.UpdateSemiProduct(semiproduct);
List<Product> products = (from s in (Task as SaleTask).Products
where
s.Norm.Equals(semiproduct.Norm)
&& s.Name.Equals(semiproduct.Name)
&& s.Material.Equals(semiproduct.Material)
select s).ToList<Product>();
Product theProduct;
if (products.Count > 0)
{
theProduct = products[0];
theProduct.Quantity += count;
(Task as SaleTask).TriggerRepoProductsChanged(null, new ProductChangeEventArg(theProduct, ModelChangeEventArg.UPDATE));
}
else
{
theProduct = new Product()
{
Quantity = count,
Name = semiproduct.Name,
Norm = semiproduct.Norm,
Material = semiproduct.Material,
Demand = 0,
};
(Task as SaleTask).Products.Add(theProduct);
(Task as SaleTask).TriggerRepoProductsChanged(null, new ProductChangeEventArg(theProduct, ModelChangeEventArg.INSERT));
}
}
public bool CheckIfExist(Product pro)
{
List<Product> specificProduct = (from p in ProductDao.GetAll() where p.Equals(pro) select p).ToList();
return specificProduct.Count >= 1 ? true : false;
}
/** if the returned product does not exist in repo, then create it **/
public void ReturnProductToRepo(Product pro, int count)
{
// check if the product exist, if exist, then increase by extra products quantities
List<Product> specificProduct = (from p in ProductDao.GetAll()
where p.Equals(pro)
select p).ToList();
if (specificProduct.Count > 0)
{
specificProduct[0].Quantity += count;
specificProduct[0].Demand += count;
// check if exist in current repo products list
List<Product> currentSpecificProduct = (from p in Products
where p.Equals(pro)
select p).ToList();
// update current list
if (currentSpecificProduct.Count > 0)
{
currentSpecificProduct[0].Quantity = specificProduct[0].Quantity;
currentSpecificProduct[0].Demand = specificProduct[0].Demand;
}
TriggerRepoProductsChanged(this, new ProductChangeEventArg(specificProduct[0], ModelChangeEventArg.UPDATE));
}
else
{
Product missedProduct = pro.Clone() as Product;
missedProduct.Demand = count;
missedProduct.Quantity = count;
Products.Add(missedProduct);
TriggerRepoProductsChanged(this, new ProductChangeEventArg(missedProduct, ModelChangeEventArg.INSERT));
}
// check if the bill is ready for assemblage
if (CurrentBill.Products.Count == 0 || CurrentBill.Products.Count<Product>(b => b.Quantity < b.Demand) > 0)
{
CurrentBill.AssemblageOK = false;
CurrentBill.Completed = false;
}
BillDao.Update(CurrentBill);
}
public void RemoveFromProductsList(Product product)
{
(bill_productsGridView.DataSource as BindingSource).Remove(product);
}
public void CancelProductToRepo(Product product, Boolean discardOnMissing)
{
// check if the product exist, if exist, then increase by extra products quantities
List<Product> specificProduct = (from p in ProductDao.GetAll()
where p.Equals(product)
select p).ToList();
if(specificProduct.Count>0) // exist
{
// change the quantity and demand
specificProduct[0].Quantity += product.Quantity;
specificProduct[0].Demand -= (product.Demand - product.Quantity);
// check if exist in current repo products list
List<Product> currentSpecificProduct = (from p in Products
where p.Equals(product)
select p).ToList();
// update current list
if (currentSpecificProduct.Count > 0)
{
currentSpecificProduct[0].Quantity = specificProduct[0].Quantity;
currentSpecificProduct[0].Demand = specificProduct[0].Demand;
}
TriggerRepoProductsChanged(this, new ProductChangeEventArg(specificProduct[0], ModelChangeEventArg.UPDATE));
}
// not exist, unconsistency state
if(!discardOnMissing)
{
Product missedProduct = product.Clone() as Product;
missedProduct.Demand = 0;
Products.Add(missedProduct);
TriggerRepoProductsChanged(this, new ProductChangeEventArg(missedProduct, ModelChangeEventArg.INSERT));
}
// check if the bill is ready for assemblage
if (CurrentBill.Products.Count == 0 || CurrentBill.Products.Count<Product>(b => b.Quantity < b.Demand) > 0)
{
CurrentBill.AssemblageOK = false;
CurrentBill.Completed = false;
}
BillDao.Update(CurrentBill);
}
public static void Update(Product product)
{
DatabaseHelper.ProductCollection.Save(product);
}
public static void Insert(Product product)
{
product.Id = new MongoDB.Bson.ObjectId();
DatabaseHelper.ProductCollection.Insert<Product>(product);
}
public void ReturnProductToRepo(Product product, int count)
{
SaleTask task = (Task as SaleTask);
if (task.CurrentBillProduct == null)
{
MessageBox.Show("请选择货物");
return;
}
Product returnedProduct = task.CurrentBillProduct;
returnedProduct.Quantity = 0;
task.ReturnProductToRepo(returnedProduct, count);
(View as IBillsView).RefreshCurrentProduct();
}
/*
* product modify method
*/
public void DeleteProduct(Product product)
{
// since in the form view layer, we called bindingsource.remove method, it will also delete the object of model layer
// here we just call the event trigger method to notify the observors to take actions
(Task as SaleTask).TriggerRepoProductsChanged(null, new ProductChangeEventArg(product, ModelChangeEventArg.REMOVE));
}
public void SetCurrentBillProduct(Product product)
{
(Task as SaleTask).CurrentBillProduct = product;
}
public List<SemiProduct> GetRelatedSemiProducts(Product p)
{
List<SemiProduct> list = (from s in SemiProductDao.GetAll()
where
s.Norm.Equals(p.Norm)
&& s.Name.Equals(p.Name)
&& s.Material.Equals(p.Material)
&& s.InitialQuantity>s.Quantity
select s).ToList<SemiProduct>();
return list;
}
public ProductChangeEventArg(Product changedProduct, int changingType)
{
this.ChangedProduct = changedProduct;
this.ChangingType = changingType;
}
public void Set(Product p)
{
if (this.Name.Equals(p.Name) &&
this.Material.Equals(p.Material) &&
this.Norm.Equals(p.Norm))
{
this.Quantity = p.Quantity;
this.Demand = p.Demand;
this.Remark = p.Remark;
this.UnitPrice = p.UnitPrice;
}
else
{
throw new Exception("不能对不同类型的product调用set方法");
}
}