public bool JoinGroup(GroupJoinRAO rao)
{
using (var ctx = new ApplicationDbContext())
{
var group = ctx.Groups.FirstOrDefault(g => g.GroupInviteKey == rao.GroupInviteKey);
if (group == null)
{
return(false);
}
if (ctx.GroupMembers.Where(gm => gm.MemberId == _userId).Count() > 0)
{
return(false);
}
var groupMember = new GroupMemberEntity
{
MemberId = _userId,
GroupId = group.GroupId,
InGroup = false
};
ctx.GroupMembers.Add(groupMember);
return(ctx.SaveChanges() == 1);
}
}
public IHttpActionResult JoinGroup(GroupJoinDTO dto)
{
var service = GetGroupService();
var rao = new GroupJoinRAO
{
GroupInviteKey = dto.GroupInviteKey
};
if (service.JoinGroup(rao))
{
return(Ok());
}
else
{
return(BadRequest());
}
}
public ActionResult JoinGroup(GroupJoinDTO dto)
{
var svc = GetGroupService();
if (!ModelState.IsValid)
{
return(View(dto));
}
var rao = new GroupJoinRAO {
GroupInviteKey = dto.GroupInviteKey
};
if (svc.JoinGroup(rao))
{
var id = svc.GetGroupIDByKey(rao.GroupInviteKey);
return(RedirectToAction("Index", new { id }));
}
TempData["FailResult"] = "Cannot join group.";
return(View());
}
