public Stream Invite(string InviterID, string InviteeID)
{
if (string.IsNullOrEmpty(InviterID) || string.IsNullOrEmpty(InviteeID))
{
return(ResponseHelper.Failure("InviterID或InviteeID信息不完全！"));
}
try
{
if (EFHelper.GetAll <Visitor>().Where(t => t.VisitorID == InviterID).Count() == 0)
{
return(ResponseHelper.Failure("Inviter游客不存在！"));
}
if (EFHelper.GetAll <Visitor>().Where(t => t.VisitorID == InviteeID).Count() == 0)
{
return(ResponseHelper.Failure("Invitee游客不存在！"));
}
using (var db = new EFDbContext())
{
//判断邀请者是否已拥有队伍
var inviterGroup = db.Groups.Where(t => t.VisitorID == InviterID && t.InviteeState == 1);
//若没有，则新建队伍
if (inviterGroup.Count() == 0)
{
string groupID = IDHelper.getNextGroupID(DateTime.Now);
//自己邀请自己即为建立队伍
db.Groups.Add(new Group()
{
GroupID = groupID,
VisitorID = InviterID,
InviteeState = 1,
InviterID = InviterID
});
db.Groups.Add(new Group()
{
GroupID = groupID,
VisitorID = InviteeID,
InviteeState = 0,
InviterID = InviterID
});
}
else //否则以邀请者队伍进行邀请
{
var group = inviterGroup.Single();
db.Groups.Add(new Group()
{
GroupID = group.GroupID,
VisitorID = InviteeID,
InviteeState = 0,
InviterID = InviterID
});
}
db.SaveChanges();
return(ResponseHelper.Success(null));
}
}
catch (Exception ex)
{
while (ex.InnerException != null)
{
ex = ex.InnerException;
}
return(ResponseHelper.Failure(ex.Message));
}
}
