private void OnAddFoodButtonClick(object sender, EventArgs e)
{
try
{
FoodDTO dto = FoodItemPresenter.GetInputs();
if (dto.Category == null)
{
CategoryDTO categoryDto = new CategoryDTO()
{
Name = FoodItemPresenter.GetNewCategoryName()
};
newCategory = FoodTracker.AddCategory(categoryDto);
dto.Category = newCategory;
}
FoodTracker.AddFood(dto);
AddFoodView.DialogResult = DialogResult.OK;
}
catch (ValidationException vex)
{
MessageBox.Show(vex.Message);
}
}
private void OnAddCategoriesButtonClick(object sender, EventArgs e)
{
try
{
CategoryDTO newCategory = new CategoryDTO()
{
Name = AddCategoryView.CategoryName
};
FoodTracker.AddCategory(newCategory);
CategoryLookupPresenter.UpdateCategories(CategoryLookupPresenter.SelectedCategory);
AddCategoryView.CategoryName = "";
}
catch (ValidationException vex)
{
MessageBox.Show(vex.Message);
}
}
public void EditFoodCategory(CategoryDTO categoryDto, FoodCategory foodCategory)
{
FoodCategory editedCategory = parseCategoryDTO(categoryDto);
Validator.ValidateObject(editedCategory, new ValidationContext(editedCategory), true);
if (editedCategory.Name.ToLower() != foodCategory.Name.ToLower() &&
UnitOfWork.FoodCategoryRepository.GetAll().Where(o => o.Name.ToLower().Equals(editedCategory.Name.ToLower())).Any())
{
throw new ArgumentException("A category with this name already exists.");
}
foodCategory.Update(editedCategory);
UnitOfWork.FoodCategoryRepository.Edit(foodCategory);
}
public FoodCategory AddCategory(CategoryDTO categoryDto)
{
FoodCategory newCategory = parseCategoryDTO(categoryDto);
Validator.ValidateObject(newCategory, new ValidationContext(newCategory), true);
if (UnitOfWork.FoodCategoryRepository.GetAll().Where(x => x.Name.ToLower().Equals(newCategory.Name.ToLower())).Any())
{
throw new ValidationException("A category with this name already exists.");
}
UnitOfWork.FoodCategoryRepository.Add(newCategory);
UnitOfWork.Save();
return newCategory;
}
private FoodCategory parseCategoryDTO(CategoryDTO dto)
{
dto.Name = dto.Name.Trim();
return new FoodCategory()
{
Name = dto.Name
};
}
private void OnEditFoodButtonClick(object sender, EventArgs e)
{
if (InEditMode)
{
//Save the edited changes to the database
FoodDTO dto = FoodItemPresenter.GetInputs();
Food selectedFood = FoodLookupPresenter.SelectedFood;
try
{
if (dto.Category == null)
{
CategoryDTO categoryDto = new CategoryDTO()
{
Name = FoodItemPresenter.GetNewCategoryName()
};
FoodCategory newCategory = FoodTracker.AddCategory(categoryDto);
dto.Category = newCategory;
}
FoodTracker.EditFood(dto, selectedFood);
FoodItemPresenter.UpdateCategories();
if (!dto.Category.Equals(FoodLookupPresenter.SelectedCategory))
{
FoodLookupPresenter.SelectedCategory = dto.Category;
FoodLookupPresenter.SelectedFood = selectedFood;
}
InEditMode = false;
}
catch(ValidationException vex)
{
MessageBox.Show(vex.Message);
}
}
else
{
InEditMode = true;
}
}