public GroupVM CreateOrUpdateGroup(GroupForCreateOrUpdateDTO groupForCreateOrUpdateDTO)
{
if (groupForCreateOrUpdateDTO == null)
{
throw new ArgumentNullException($"DTO is null");
}
var groupEntity = _mapper.Map <Group>(groupForCreateOrUpdateDTO);
if (groupForCreateOrUpdateDTO.Id == null || groupForCreateOrUpdateDTO.Id == 0)
{
_dbContext.Groups.Add(groupEntity);
}
else
{
_dbContext.Groups.Update(groupEntity);
}
try
{
if (_dbContext.SaveChanges() < 1)
{
return(null);
}
}
catch (Exception ex)
{
return(null);
}
var groupVM = _mapper.Map <GroupVM>(groupEntity);
return(groupVM);
}
public IActionResult CreateOrUpdate(GroupForCreateOrUpdateDTO groupForCreateOrUpdateDTO)
{
if (ModelState.IsValid)
{
if (_groupService.CreateOrUpdateGroup(groupForCreateOrUpdateDTO) == null)
{
return(View("Error", new ErrorViewModel()
{
Description = "This group already exists!"
}));
}
return(RedirectToAction("Index"));
}
return(View());
}
