public Category EditCategory(Category category)
{
// Get original person object from database, no need to assig it to a variable
GetCategory(category.CategoryId);
_entities.Categories.ApplyCurrentValues(category);
_entities.SaveChanges();
return category;
}
public bool DeleteCategory(Category category)
{
try
{
_categoryRepository.DeleteCategory(category);
}
catch
{
return false;
}
return true;
}
public bool EditCategory(Category category)
{
// Validation logic
if (!ValidateCategory(category))
return false;
// Database logic
try
{
_categoryRepository.EditCategory(category);
}
catch
{
return false;
}
return true;
}
public bool ValidateCategory(Category category)
{
if (category.CategoryName.Trim().Length == 0)
_validationDictionary.AddError("CategoryName", "Category name is required.");
return _validationDictionary.IsValid;
}
public void DeleteCategory(Category category)
{
var originalPerson = GetCategory(category.CategoryId);
_entities.Categories.DeleteObject(category);
_entities.SaveChanges();
}
public Category CreateCategory(Category category)
{
_entities.AddToCategories(category);
_entities.SaveChanges();
return category;
}
/// <summary>
/// Create a new Category object.
/// </summary>
/// <param name="categoryId">Initial value of the CategoryId property.</param>
public static Category CreateCategory(global::System.Int32 categoryId)
{
Category category = new Category();
category.CategoryId = categoryId;
return category;
}
/// <summary>
/// Deprecated Method for adding a new object to the Categories EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToCategories(Category category)
{
base.AddObject("Categories", category);
}