//Edit
public void EditCategories(CategoriesCustomClass category)
{
var result = _db.categories.FirstOrDefault(e => e.Id == category.Id);
if (!Exist(category))
{
result.name = category.Name;
}
_db.SaveChanges();
}
//Create
public void CreateCategories(CategoriesCustomClass category)
{
if (!Exist(category))
{
_db.categories.Add(new categories()
{
name = category.Name,
Id = category.Id
});
}
_db.SaveChanges();
}
public bool Exist(CategoriesCustomClass category)
{
return(_db.categories.FirstOrDefault(e => e.name == category.Name) == null ? false : true);
}