public bool TryUpdateDuty(IDuty changedDuty)
{
Duty duty = null;
bool successful = false;
OnDatBaseConnectionStatusChanged(DataBaseConnectionStatusFlag.Connecting, null);
using (var context = new DutyContext(_dataBaseName))
{
try
{
duty = context.Duties.First(d => d.Id == changedDuty.Id);
}
catch (Exception e)
{
Console.WriteLine(e);
OnDatBaseConnectionStatusChanged(DataBaseConnectionStatusFlag.ElementNotFound, e);
}
OnDatBaseConnectionStatusChanged(DataBaseConnectionStatusFlag.Finished, null);
if (duty != null)
{
OnDatBaseConnectionStatusChanged(DataBaseConnectionStatusFlag.Connecting, null);
try
{
context.Entry(duty).CurrentValues.SetValues(changedDuty);
context.SaveChanges();
successful = true;
}
catch (Exception e)
{
Console.WriteLine(e);
OnDatBaseConnectionStatusChanged(DataBaseConnectionStatusFlag.UpdateFailed, e);
}
OnDatBaseConnectionStatusChanged(DataBaseConnectionStatusFlag.Finished, null);
}
return(successful);
}
}
public void SetNext(IDuty nextAuditor)
{
this._NextAudtitor = nextAuditor;
}
