public RepositoryActionResult<ProductPrice> AddProductPrice(ProductPrice newProductPrice)
{
try
{
newProductPrice.Wholesaler=_ctx.Wholesalers.Find(newProductPrice.WholesalerId);
//Adds new product price
_ctx.ProductPrices.Add(newProductPrice);
//Saves Changes
var result = _ctx.SaveChanges();
//Returns Product Price & Status
if (result > 0)
{
return new RepositoryActionResult<ProductPrice>(newProductPrice, RepositoryActionStatus.Created);
}
else
{
return new RepositoryActionResult<ProductPrice>(newProductPrice, RepositoryActionStatus.NothingModified, null);
}
}
catch (Exception ex)
{
return new RepositoryActionResult<ProductPrice>(null, RepositoryActionStatus.Error, ex);
}
}
public DTO.ProductPrice CreateProductPrice(ProductPrice productPrice)
{
return new DTO.ProductPrice()
{
Id = productPrice.Id,
Created = productPrice.Created,
Modified = productPrice.Modified,
Price = productPrice.Price,
ProductId = productPrice.ProductId,
WholesalerId = productPrice.WholesalerId,
Wholesaler = productPrice.Wholesaler == null ? new DTO.Wholesaler() :
wholesalerFactory.CreateWholesaler(productPrice.Wholesaler)
};
}
public RepositoryActionResult<ProductPrice> UpdateProductPrice(ProductPrice updatedProductPrice)
{
try
{
// Only update when product price already exists
var existingProductPrice = _ctx.ProductPrices.FirstOrDefault(b => b.Id == updatedProductPrice.Id);
if (existingProductPrice == null)
{
return new RepositoryActionResult<ProductPrice>(updatedProductPrice, RepositoryActionStatus.NotFound);
}
// Change the original entity status to detached; otherwise, we get an error on attach
// as the entity is already in the dbSet
// set original entity state to detached
_ctx.Entry(existingProductPrice).State = EntityState.Detached;
// attach & save
_ctx.ProductPrices.Attach(updatedProductPrice);
// set the updated entity state to modified, so it gets updated.
_ctx.Entry(updatedProductPrice).State = EntityState.Modified;
// Save Changes
var result = _ctx.SaveChanges();
//Returns Entity & Status
if (result > 0)
{
return new RepositoryActionResult<ProductPrice>(updatedProductPrice, RepositoryActionStatus.Updated);
}
else
{
return new RepositoryActionResult<ProductPrice>(updatedProductPrice, RepositoryActionStatus.NothingModified, null);
}
}
catch (Exception ex)
{
return new RepositoryActionResult<ProductPrice>(null, RepositoryActionStatus.Error, ex);
}
}
