internal static void DeleteProduct(ProductViewModel product)
{
WarehouseEntities entity = new WarehouseEntities();
var productToDelete =
from ptd in entity.Products
where ptd.Name.Contains(product.Name) && ptd.Vendor1.Name.Contains(product.Vendor.Name)
select ptd;
if (productToDelete.Count() != 0)
{
foreach (var item in productToDelete)
{
entity.Products.Remove(item);
}
MessageBox.Show("Product " + product.Name + " deleted", "Confirmation", MessageBoxButton.OK);
entity.SaveChanges();
}
else
{
MessageBox.Show("Product " + product.Name + " doesn't exist", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
internal static void AddProduct(ProductViewModel product)
{
WarehouseEntities entity = new WarehouseEntities();
var productToAdd =
from pta in entity.Products
where ((pta.Name == product.Name) && (pta.Vendor1.Name == product.Vendor.Name))
select pta;
if (productToAdd.Count() != 0)
{
UpdateProduct(product);
}
else
{
var productVendor =
(from pv in entity.Vendors
where pv.Name == product.Vendor.Name
select pv).First();
entity.Products.Add(new Product()
{
Name = product.Name,
BuyPrice = product.BuyPrice,
SellPrice = product.SellPrice,
Quantity = product.Quantity,
DayOfPurchase = DateTime.Now,
Vendor = productVendor.VendorID
});
MessageBox.Show("Product " + product.Name + " added!", "Confirmation", MessageBoxButton.OK);
entity.SaveChanges();
}
}
public WarehouseViewModel()
{
this.newProductViewModel = new ProductViewModel();
this.newVendorViewModel = new VendorViewModel();
this.newUserViewModel = new UserViewModel();
}
internal static void UseProduct(ProductViewModel product)
{
WarehouseEntities entity = new WarehouseEntities();
var productToUse =
from ptu in entity.Products
where ptu.Name.Contains(product.Name) && ptu.Vendor1.Name.Contains(product.Vendor.Name)
select ptu;
if (productToUse.Count() != 0)
{
foreach (var item in productToUse)
{
item.Quantity -= product.Quantity;
item.DayOfSale = DateTime.Now;
if (item.SaleQuantity == null)
{
item.SaleQuantity = product.Quantity;
}
else
{
item.SaleQuantity += product.Quantity;
}
}
MessageBox.Show("Product " + product.Name + " used", "Confirmation", MessageBoxButton.OK);
entity.SaveChanges();
}
else
{
MessageBox.Show("Product " + product.Name + " doesn't exist", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
internal static void UpdateProduct(ProductViewModel product)
{
WarehouseEntities entity = new WarehouseEntities();
var productToUpdate =
from ptu in entity.Products
where ptu.Name.Contains(product.Name) && ptu.Vendor1.Name.Contains(product.Vendor.Name)
select ptu;
if (productToUpdate.Count() != 0)
{
foreach (var item in productToUpdate)
{
item.Quantity += product.Quantity;
item.BuyPrice = product.BuyPrice;
}
MessageBox.Show("Product " + product.Name + " updated", "Confirmation", MessageBoxButton.OK);
entity.SaveChanges();
}
else
{
MessageBox.Show("Product " + product.Name + " doesn't exist", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
internal static IEnumerable<ProductViewModel> GetProductReportSales(ProductViewModel product)
{
WarehouseEntities entity = new WarehouseEntities();
var productReportSales =
(from prs in entity.Products
where prs.DayOfSale.Day.Equals(product.DayOfSale.Day)
&& prs.DayOfSale.Month.Equals(product.DayOfSale.Month)
&& prs.DayOfSale.Year.Equals(product.DayOfSale.Year)
select new ProductViewModel()
{
Name = prs.Name,
Quantity = prs.Quantity,
SaleQuantity = prs.SaleQuantity,
BuyPrice = prs.BuyPrice,
SellPrice = prs.SellPrice,
DayOfSale = prs.DayOfSale,
Vendor = new VendorViewModel()
{
Name = prs.Vendor1.Name
}
}).ToList();
return productReportSales;
}
