public ActionResult _InsertGroupUser(string groupID)
{
int groupIntID;
try
{
groupIntID = Convert.ToInt32(groupID);
}
catch (Exception)
{
return ErrMsgView("Sorry - An invalid Group ID was used to insert a user.");
}
UserLookupViewModel viewUser = new UserLookupViewModel();
if (TryUpdateModel(viewUser))
{
var addUser = (from u in PrdnDBContext.Users
where u.ID == viewUser.ID
select u).FirstOrDefault();
if (addUser != null)
{
var group = (from g in PrdnDBContext.Groups
where g.ID == groupIntID
select g).FirstOrDefault();
if (group != null)
{
group.Users.Add(addUser);
PrdnDBContext.SaveChanges();
}
else
{
ModelState.AddModelError("ID", "invalid group ID");
}
}
else
{
ModelState.AddModelError("ID", "invalid user ID");
}
}
return View(GroupUserGridList(groupIntID));
}
public ActionResult _DeleteGroupUser(string groupID)
{
int groupIntID;
try
{
groupIntID = Convert.ToInt32(groupID);
}
catch (Exception)
{
return ErrMsgView("Sorry - An invalid Group ID was used to insert a user.");
}
UserLookupViewModel viewUser = new UserLookupViewModel();
if (TryUpdateModel(viewUser))
{
Group grp = (from g in PrdnDBContext.Groups
where g.ID == groupIntID
select g).FirstOrDefault();
if (grp != null)
{
User user = (from u in grp.Users
where u.ID == viewUser.ID
select u).FirstOrDefault();
if (user != null)
{
grp.Users.Remove(user);
PrdnDBContext.SaveChanges();
}
else
{
ModelState.AddModelError("ID", "User ID "+viewUser.ID.ToString()+" was not a member of group "+grp.Name+".");
}
}
else
{
ModelState.AddModelError("ID", "invalid group ID");
}
}
return View(GroupUserGridList(groupIntID));
}