public void CategoryEkle()
{
string categoryId = tempcategoryID == null?Guid.NewGuid().ToString() : tempcategoryID;
string categoryName = tbxCategoryName.Text;
string description = tbxDescription.Text;
CRUDHelper.AddCategory(new Categories
{
CategoryId = categoryId,
CategoryName = categoryName,
Description = description,
CreatedDate = DateTime.Now
});
MessageBox.Show("Kayit oldu");
}