protected override void OnMessage(MessageEventArgs e)
{
var message = JsonConvert.DeserializeObject <Dictionary <string, int> >(e.Data);
Console.WriteLine(e.Data);
if (message["commandType"] == 1)
{
var device = DevicesManager.devices[(byte)message["deviceID"]];
var valueID = (byte)message["valueID"];
var value = (short)message["value"];
device.SendMessage(CommandID.Set, valueID, value);
message["commandType"] = 2;
Send(JsonConvert.SerializeObject(message));
device.values[valueID] = value;
Console.WriteLine("Updating device on Rest server");
RestManager.Instance.SendDevice(device);
}
else if (message["commandType"] == 3)
{
var device = DevicesManager.devices[(byte)message["deviceID"]];
var valueID = (byte)message["valueID"];
device.SendMessage(CommandID.Get, valueID, 0);
Message response;
try
{
response = Message.Read();
}
catch (System.TimeoutException)
{
return;
}
var value = response.GetShortData();
device.values[valueID] = value;
Console.WriteLine("Updating device on Rest server");
RestManager.Instance.SendDevice(device);
message.Add("value", value);
message["commandType"] = 2;
Send(JsonConvert.SerializeObject(message));
}
else if (message["commandType"] == 4)
{
var confirmation = message["confirmation"];
if (confirmation == 0)
{
DevicesManager.BeginPairingDevices();
message["confirmation"] = 1;
Send(JsonConvert.SerializeObject(message));
}
}
else if (message["commandType"] == 5)
{
var confirmation = message["confirmation"];
if (confirmation == 0)
{
DevicesManager.StopPairingDevices();
message["confirmation"] = 1;
Send(JsonConvert.SerializeObject(message));
}
}
else if (message["commandType"] == 6)
{
var confirmation = message["confirmation"];
if (confirmation != 0)
{
return;
}
DevicesManager.ScanDevices();
DevicesManager.UpdateDevicesValues();
RestManager.Instance.SynchronizeDevices(DevicesManager.devices);
message["confirmation"] = 1;
Send(JsonConvert.SerializeObject(message));
}
}
public static void PairDevices()
{
Message message;
var expectedHeader = Message.CreateHeader(0, CommandIDPair.Ask);
Byte?[] emptyArray = { 0, 0, 0 };
Console.WriteLine("Going on an adventure!");
while (pairingThread.ThreadState != ThreadState.AbortRequested)
{
try
{
message = new Message(0, CommandID.Error, emptyArray);
message = Message.Read();
Console.WriteLine("Yay, a message!");
if (message.GetHeader() == expectedHeader)
{
Device newDevice = new Device();
Console.WriteLine("Assigning Device id");
newDevice.deviceID = avaliableDeviceIDs[0];
avaliableDeviceIDs.RemoveAt(0);
Console.WriteLine("Getting product id");
newDevice.productID = message.GetProductID();
Console.WriteLine($"It's a device with id {newDevice.deviceID} and has product id {newDevice.productID}");
Thread.Sleep(1000);
var retMessage = Message.CreatePairReturn(newDevice.deviceID);
retMessage.Send();
try
{
var pingBack = Message.Read();
}
catch (System.TimeoutException)
{
Console.WriteLine("Device didn't respond to ping");
throw new SystemException("Sadness");
}
newDevice.SetupValues(ProductsManager.products[newDevice.productID]);
devices.Add(newDevice.deviceID, newDevice);
if (DevicesManager.OnDevicePaired != null)
{
DevicesManager.OnDevicePaired(newDevice);
}
}
}
catch (System.TimeoutException)
{
Console.WriteLine("didn't get a message #ForeverAlone");
}
}
}
static void Main(string[] args)
{
// Initializing Pin 11 which is the pin we are using to switch between read and write on the RS486 IC
Message.rwPinConfig = ConnectorPin.P1Pin11.Output();
Message.rwPinConnection = new GpioConnection(Message.rwPinConfig);
// Getting path to folder with settings from command line argument
// If there's no command line argument, we make a path based on the OS's preferences
if (args[0] != null)
{
configFolderPath = args[0];
}
else
{
configFolderPath = Path.Combine(
Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
"hjemat-app");
}
// We create the path if it doesn't exists.
if (!File.Exists(configFolderPath))
{
Directory.CreateDirectory(args[0] ?? configFolderPath);
}
// Loading settings from the settings file in the config path
config = LoadSettings(configFolderPath);
// If we failed to load the settings, we tell the user and exits
if (config == null)
{
Console.WriteLine("Failed to load settings file");
return;
}
// If the serial config in the settings are invalid we tell the user and exits
if (config.serialConfig == null)
{
Console.WriteLine("Error getting SerialConfig from settings");
return;
}
Console.WriteLine("Loaded settings");
// Loads the products from the products file
ProductsManager.products = GetProductsDict(configFolderPath);
// Sets up the serial port according to the settings file
// The serial port is what we use to communicate with RS485
serialPort = config.CreateSerialPort();
Message.serialPort = serialPort;
Device.serialPort = serialPort;
// Opens the serial port so we can use it.
// If it fails to open the program exits and the error is shown to ther user.
try
{
serialPort.Open();
}
catch (System.Exception exp)
{
Console.WriteLine($"Error opening serial port. Make sure device is connected and that {serialPort.PortName} is the correct port");
Console.WriteLine($"Error message: {exp.Message}");
return;
}
Console.WriteLine("Giving port time to open...");
Delay(400);
Console.WriteLine("");
// Tries to ping all device ids, so we can find devices which already has been assigned an id
DevicesManager.ScanDevices();
// Gets values from devices
DevicesManager.UpdateDevicesValues();
// Sets up connection to the database
restManager = new RestManager(config.serverUrl);
// Synchronize devices with the database
restManager.SynchronizeDevices(DevicesManager.devices);
// Starts the WebSocket server
var wssv = WebSocket.CreateServer();
wssv.Start();
Console.WriteLine($"Started WebSocket server on port {wssv.Port}");
// Prepares for sending device data over WebSocket when devices are paired
DevicesManager.OnDevicePaired += WebSocket.SendDevice;
// Infinite loop to keep the program running, until isRunning is set to false
while (isRunning)
{
Loop();
}
// Closes serial port, pin connection and websocket to clean up
wssv.Stop();
serialPort.Close();
Message.rwPinConnection.Close();
}
