public void Save()
{
PTCData db = null;
Messages.Clear();
ResetException();
try
{
db = new PTCData();
// Ensure the correct category is set
if (Entity.CategoryId == null)
{
Entity.Category = db.Categories.Find(Entity.Category.CategoryId);
}
else
{
Entity.Category = db.Categories.Find(Entity.CategoryId);
}
Entity.CategoryId = Entity.Category.CategoryId;
// Either Update or Insert product
if (PageMode == PDSAPageModeEnum.Edit)
{
db.Entry(Entity).State = EntityState.Modified;
db.SaveChanges();
}
else if (PageMode == PDSAPageModeEnum.Add)
{
db.Products.Add(Entity);
db.SaveChanges();
}
// Get all the data again in case anything changed
Get();
}
catch (DbEntityValidationException ex)
{
IsValid = false;
// Validation errors
foreach (var errors in ex.EntityValidationErrors)
{
foreach (var item in errors.ValidationErrors)
{
Messages.AddModelError(item.PropertyName, item.ErrorMessage);
}
}
// Set page state
SetUIState(PageMode);
}
catch (Exception ex)
{
LastException = ex;
Message = "ERROR Saving Product";
}
}
public virtual void Delete()
{
PTCData db = null;
try
{
db = new PTCData();
if (!string.IsNullOrEmpty(EventArgument))
{
Entity = db.Products.Find(Convert.ToInt32(EventArgument));
db.Products.Remove(Entity);
db.SaveChanges();
PageMode = PDSAPageModeEnum.List;
}
}
catch (Exception ex)
{
Publish(ex, "Error Deleting Product With ID=" +
Entity.ProductName);
}
}
public void Delete(int productId)
{
PTCData db = null;
ResetException();
try {
db = new PTCData();
Product product = db.Products.Find(productId);
// Attempt to delete
db.Products.Remove(product);
db.SaveChanges();
// Reload all Products
Get();
}
catch (Exception ex) {
LastException = ex;
Message = "ERROR Deleting Product with ID: " + productId.ToString();
}
}
protected void Update()
{
PTCData db = null;
try
{
db = new PTCData();
// Do editing here
db.Entry(Entity).State = EntityState.Modified;
db.SaveChanges();
PageMode = PDSAPageModeEnum.List;
}
catch (DbEntityValidationException ex)
{
IsValid = false;
ValidationErrorsToMessages(ex);
}
catch (Exception ex)
{
Publish(ex, "Error Updating Product With ID=" +
Entity.ProductId.ToString());
}
}
protected void Insert()
{
PTCData db = null;
try
{
db = new PTCData();
// Do editing here
db.Products.Add(Entity);
db.SaveChanges();
PageMode = PDSAPageModeEnum.List;
}
catch (DbEntityValidationException ex)
{
IsValid = false;
ValidationErrorsToMessages(ex);
}
catch (Exception ex)
{
Publish(ex, "Error Inserting New Product: '" +
Entity.ProductName + "'");
}
}
