public async Task <IActionResult> AddAsync([FromBody] UserGroupAddModel mUserGroup)
{
if (!ModelState.IsValid)
{
return(HttpBadRequest(ModelStateError()));
}
var userGroupId = await _userGroupRepository.AddAsync(mUserGroup);
return(CreatedAtRoute("GetByUserGroupIdAsync", new { controller = "UserGroups", userGroupId = userGroupId }, mUserGroup));
}
public async Task <int> AddAsync(UserGroupAddModel mUserGroup)
{
var group = _context.Groups.FirstOrDefault(c => c.GroupId == mUserGroup.GroupId);
if (group == null)
{
throw new ExpectException("Could not find Group data which GroupId equal to " + mUserGroup.GroupId);
}
var user = _context.Users.FirstOrDefault(c => c.Id == mUserGroup.UserId);
if (user == null)
{
throw new ExpectException("Could not find User data which UserId equal to '" + mUserGroup.UserId + "'");
}
//GroupId and UserId must be unique
var checkData = await _context.UserGroups
.Where(c => c.GroupId == mUserGroup.GroupId &&
c.UserId == mUserGroup.UserId).ToListAsync();
if (checkData.Count > 0)
{
throw new ExpectException("There is already exist data which GroupId equal to "
+ mUserGroup.GroupId + " and UserId equal to '" + mUserGroup.UserId + "'");
}
var model = new UserGroup
{
GroupId = mUserGroup.GroupId,
UserId = mUserGroup.UserId
};
_context.UserGroups.Add(model);
await _context.SaveChangesAsync();
return(model.UserGroupId);
}
