public bool AddPurchase(Purchase purchase)
{
int isExecuted = 0;
db.Purchases.Add(purchase);
isExecuted = db.SaveChanges();
return(isExecuted > 0);
}
public bool AddProduct(Product product)
{
int isExecuted = 0;
db.Products.Add(product);
isExecuted = db.SaveChanges();
return(isExecuted > 0);
}
public bool Add(Customer customer)
{
int isExecuted = 0;
db.Customers.Add(customer);
isExecuted = db.SaveChanges();
return(isExecuted > 0);
}
public bool AddCategory(Category category)
{
int isExecuted = 0;
db.Categories.Add(category);
isExecuted = db.SaveChanges();
return(isExecuted > 0);
}