public async Task <IPayload> SaveDevice(SaveDeviceDto saveDeviceDto)
{
var isCreated = await _context.Devices.Select(
p =>
new
{
ValueForAvoidDuplicate = p.Vendor + p.GatewayId.ToString()
}
)
.AnyAsync(keys => keys.ValueForAvoidDuplicate.Equals(saveDeviceDto.ValueToAvoidDuplicate())).ConfigureAwait(true);
if (isCreated)
{
throw new AlreadyExistException($"The same Device was created before");
}
Device device = _mapper.Map <Device>(saveDeviceDto);
Gateway gateway;
try
{
gateway = await _context.Gateways
.Include(p => p.Devices)
.SingleAsync(p => p.Id == device.GatewayId).ConfigureAwait(false);
}
catch (InvalidOperationException ex)
{
throw new DoesNotExistException($"Gateways with id: { device.GatewayId }, hasn't been found in db.");
}
if (gateway.Devices.Count >= 10)
{
throw new GatewayDeviceLimitExceeded($"Gateways {gateway.Name} cannot support more than 10 devices.");
}
var peripheralResult = _context.Devices.Add(device);
await _context.SaveChangesAsync();
var factory = new SingleObjectPayloadFactory <DeviceDto>(_mapper.Map <DeviceDto>(peripheralResult.Entity));
return(factory.GetPayload());
}
public async Task <IActionResult> SaveDevice(SaveDeviceDto saveDeviceDto)
{
var deviceResultPayload = await _service.SaveDevice(saveDeviceDto).ConfigureAwait(true);
return(new PayloadResult(deviceResultPayload, HttpStatusCode.OK));
}
