public LocalizationResponse Localize(LocalizationRequest request)
{
try
{
var deviceService = new DeviceService(Context);
var device = new Device
{
Name = request.Name,
IpAddress = request.IpAddress,
MacAddress = request.MacAddress,
IsLocalized = request.IsLocalized,
Room = new Room
{
Department = new Department
{
Name = request.Department
},
Name = request.Room
},
Location = new Location
{
Name = request.Location
}
};
var message = deviceService.Localize(device);
return new LocalizationResponse(message);
}
catch (Exception ex)
{
return new LocalizationResponse(ex);
}
}
public void AssignDeviceToRoom(Device device, string roomName)
{
if (device == null) throw new ArgumentNullException("device");
if (string.IsNullOrEmpty(roomName)) throw new ArgumentNullException("roomName");
var room = Context.Rooms.FirstOrDefault(x => x.Name == roomName);
if (room == null)
{
throw new InvalidOperationException(string.Format("Room {0} was not found", roomName));
}
var roomService = new RoomService(Context);
roomService.AssignDevice(room, device);
}
public string Localize(Device device)
{
if (device == null) throw new ArgumentNullException("device");
if (device.Room == null) return "Unknown device room";
if (device.Room.Department == null) return "Unknown department";
if (device.Location == null) return "Unknown device location";
var department = Context.Departments.FirstOrDefault(x => x.Name == device.Room.Department.Name);
if (department == null)
{
return string.Format("Department {0} does not exist.", device.Room.Department.Name);
}
var room = department.Rooms.FirstOrDefault(x => x.Name == device.Room.Name);
if (room == null)
{
return string.Format("Room {0} was not found in department {1}", device.Room.Name, department.Name);
}
var location = room.Locations.FirstOrDefault(x => x.Name == device.Location.Name);
if (location == null)
{
return string.Format("Location {0} was not found in room {1}", device.Location.Name, room.Name);
}
var existingDevice = Context.Devices.FirstOrDefault(x => x.IpAddress == device.IpAddress && x.MacAddress == device.MacAddress);
if (existingDevice != null)
{
existingDevice.Name = device.Name;
existingDevice.IsLocalized = true;
existingDevice.Location = location;
existingDevice.Room = room;
Context.SaveChanges();
return string.Format("Device {0} was successfully localized in department {1}, room {2}, location {3}", device.Name, department.Name, room.Name, location.Name);
}
var newDevice = Create(device.Name, device.IpAddress, device.MacAddress, true);
newDevice.Location = location;
room.Devices.Add(newDevice);
Context.SaveChanges();
return string.Format("Device {0} was successfully localized in department {1}, room {2}, location {3}", device.Name, department.Name, room.Name, location.Name);
}
public void AssignDevice(Room room, Device device)
{
if (room == null) throw new ArgumentNullException("room");
if (device == null) throw new ArgumentNullException("device");
var existingRoom = Context.Rooms.FirstOrDefault(x => x.Id == room.Id);
if (existingRoom == null)
{
throw new InvalidOperationException(string.Format("Room with id {0} does not exist", room.Id));
}
if (device.Location == null)
{
throw new ArgumentException("Device is not assigned to a location");
}
if (!existingRoom.Locations.Any(x => x.Name == device.Location.Name))
{
throw new InvalidOperationException(string.Format("Location {0} is not available in room {1}", device.Location.Name, room.Name));
}
existingRoom.Devices.Add(device);
Context.SaveChanges();
}
public void Unlocalize(Device device)
{
if (device == null) throw new ArgumentNullException();
device.Location = null;
device.Room = null;
device.IsLocalized = false;
Context.SaveChanges();
}