public List <gateway> getItems()
{
try
{
using (var context = new devicesEntities())
{
return(context.gateway.ToList <gateway>());
}
}
catch (Exception)
{
return(null);
}
}
public List <light_meter> getItems()
{
try
{
using (var context = new devicesEntities())
{
return(context.light_meter.ToList());
}
}
catch (Exception)
{
return(null);
}
}
public bool addItem(light_meter lightMeter)
{
try
{
using (var context = new devicesEntities())
{
if (!existsLightMeter(lightMeter.serial_number))
{
context.light_meter.Add(lightMeter);
context.SaveChanges();
return(true);
}
return(false);
}
}
catch (Exception)
{
return(false);
}
}
public bool addItem(gateway gateway)
{
try
{
using (var context = new devicesEntities())
{
if (!existsGateway(gateway.serial_number))
{
context.gateway.Add(gateway);
context.SaveChanges();
return(true);
}
return(false);
}
}
catch (Exception e)
{
return(false);
}
}
