public object ChooseTeller(int num, int tellerId, string newName)
{
var helper = new TellerHelper();
var thisTeller = helper.Tellers.SingleOrDefault(t => t.C_RowId == tellerId);
switch (tellerId)
{
case 0:
UserSession.SetCurrentTeller(num, null);
if (thisTeller != null)
{
thisTeller.UsingComputerCode = "";
Db.Computers.Attach(UserSession.CurrentComputer);
switch (num)
{
case 1:
UserSession.CurrentComputer.Teller1 = null;
break;
case 2:
UserSession.CurrentComputer.Teller2 = null;
break;
}
Db.SaveChanges();
}
return new { Saved = true };
case -1:
// add new
// check for existing
var matchedTeller = helper.Tellers.FirstOrDefault(t => t.Name == newName);
if (matchedTeller != null)
{
UserSession.SetCurrentTeller(num, matchedTeller.TellerGuid);
return new { Saved = true };
}
// add the new one
var teller = new Teller
{
ElectionGuid = UserSession.CurrentElectionGuid,
TellerGuid = Guid.NewGuid(),
Name = newName,
UsingComputerCode = UserSession.CurrentComputerCode,
};
Db.Tellers.Add(teller);
Db.Computers.Attach(UserSession.CurrentComputer);
switch (num)
{
case 1:
UserSession.CurrentComputer.Teller1 = teller.TellerGuid;
break;
case 2:
UserSession.CurrentComputer.Teller2 = teller.TellerGuid;
break;
}
Db.SaveChanges();
UserSession.SetCurrentTeller(num, teller.TellerGuid);
helper.RefreshTellerList();
return new
{
Saved = true,
Selected = teller.C_RowId,
TellerList = helper.GetTellerOptions(num)
};
default:
// use existing
if (thisTeller != null)
{
UserSession.SetCurrentTeller(num, thisTeller.TellerGuid);
thisTeller.UsingComputerCode = UserSession.CurrentComputerCode;
Db.Computers.Attach(UserSession.CurrentComputer);
switch (num)
{
case 1:
UserSession.CurrentComputer.Teller1 = thisTeller.TellerGuid;
break;
case 2:
UserSession.CurrentComputer.Teller2 = thisTeller.TellerGuid;
break;
}
Db.SaveChanges();
}
return new { Saved = true };
}
}
public object DeleteTeller(int tellerId)
{
var helper = new TellerHelper();
var thisTeller = helper.Tellers.SingleOrDefault(t => t.C_RowId == tellerId);
if (thisTeller == null)
{
return new {Deleted=false, Error="Not found"};
}
try
{
Db.Tellers.Remove(thisTeller);
Db.SaveChanges();
}
catch (Exception ex)
{
return new { Deleted = false, Error = ex.Message };
}
return new { Deleted = true };
}