public Guid Add(Product entity)
{
if (string.IsNullOrEmpty(entity.Barcode))
throw new ArgumentException("Product barcode cannot be empty!");
if (string.IsNullOrEmpty(entity.Name))
throw new ArgumentException("Product name cannot be empty!");
using (OpenPOSDbEntities ctx = new OpenPOSDbEntities())
{
try
{
entity.Status = true;
ctx.Products.AddObject(entity);
ctx.SaveChanges();
return entity.Id;
}
catch (Exception ex)
{
LogService.Error("Error while adding product", ex);
throw new ArgumentException("Error while adding new product!");
}
}
}
public void BeginEdit()
{
Backup = new Product();
CopyValuesTo(this, Backup);
HasChanges = false;
_isEditMode = true;
}
private void CopyValuesTo(Product src, Product dest)
{
if (src == null || dest == null) return;
dest.Name = src.Name;
dest.Barcode = src.Barcode;
dest.MRP = src.MRP;
dest.SellPrice = src.SellPrice;
dest.BuyPrice = src.BuyPrice;
dest.Discount = src.Discount;
dest.SupplierId = src.SupplierId;
dest.CategoryId = src.CategoryId;
dest.TaxCategoryId = src.TaxCategoryId;
dest.Stock = src.Stock;
dest.MinStock = src.MinStock;
dest.Status = src.Status;
dest.Sold = src.Sold;
}
public void EndEdit()
{
if (_isEditMode)
{
HasChanges = false;
Backup = null;
}
}
/// <summary>
/// Deprecated Method for adding a new object to the Products EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToProducts(Product product)
{
base.AddObject("Products", product);
}
/// <summary>
/// Create a new Product object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="name">Initial value of the Name property.</param>
/// <param name="barcode">Initial value of the Barcode property.</param>
/// <param name="mRP">Initial value of the MRP property.</param>
/// <param name="sellPrice">Initial value of the SellPrice property.</param>
/// <param name="buyPrice">Initial value of the BuyPrice property.</param>
/// <param name="stock">Initial value of the Stock property.</param>
/// <param name="minStock">Initial value of the MinStock property.</param>
/// <param name="status">Initial value of the Status property.</param>
/// <param name="discount">Initial value of the Discount property.</param>
public static Product CreateProduct(global::System.Guid id, global::System.String name, global::System.String barcode, global::System.Double mRP, global::System.Double sellPrice, global::System.Double buyPrice, global::System.Double stock, global::System.Double minStock, global::System.Boolean status, global::System.Double discount)
{
Product product = new Product();
product.Id = id;
product.Name = name;
product.Barcode = barcode;
product.MRP = mRP;
product.SellPrice = sellPrice;
product.BuyPrice = buyPrice;
product.Stock = stock;
product.MinStock = minStock;
product.Status = status;
product.Discount = discount;
return product;
}
public void Update(Product entity)
{
if (entity.Id.Equals(Guid.Empty))
throw new ArgumentException("Product Id cannot be empty!");
if (string.IsNullOrEmpty(entity.Barcode))
throw new ArgumentException("Product barcode cannot be empty!");
if (string.IsNullOrEmpty(entity.Name))
throw new ArgumentException("Product name cannot be empty!");
using (OpenPOSDbEntities ctx = new OpenPOSDbEntities())
{
try
{
ctx.Products.Attach(entity);
ctx.ObjectStateManager.ChangeObjectState(entity, System.Data.EntityState.Modified);
ctx.Products.ApplyCurrentValues(entity);
ctx.SaveChanges();
}
catch (Exception ex)
{
LogService.Error("Error while updating product", ex);
throw ex;
}
}
}