// This broadcasts the subscribe message that other devices reply to to get color data
private async void SubscribeBroadcast(CancellationToken ct)
{
_subscribers = new Dictionary <string, int>();
// Loop until canceled
try {
while (!ct.IsCancellationRequested)
{
// Send our subscribe multicast
DreamSender.SendUdpWrite(0x01, 0x0C, new byte[] { 0x01 }, 0x30, (byte)_dev.GroupNumber, null, true);
// Enumerate all subscribers, check to see that they are still valid
var keys = new List <string>(_subscribers.Keys);
foreach (var key in keys)
{
// If the subscribers haven't replied in three messages, remove them, otherwise, count down one
if (_subscribers[key] <= 0)
{
_subscribers.Remove(key);
}
else
{
_subscribers[key] -= 1;
}
}
// Sleep for 5s
await Task.Delay(5000, ct);
}
} catch (TaskCanceledException) {
_subscribers = new Dictionary <string, int>();
}
}
private void SendDeviceStatus(IPEndPoint src)
{
var dss = GetDeviceData();
var payload = dss.EncodeState();
DreamSender.SendUdpWrite(0x01, 0x0A, payload, 0x60, group, src);
}
private void Subscribe(bool log = false)
{
if (log)
{
LogUtil.Write(@"Sending subscribe message.");
}
DreamSender.SendUdpWrite(0x01, 0x0C, new byte[] { 0x01 }, 0x10, group, targetEndpoint);
}
public static async Task <List <BaseDevice> > Discover()
{
LogUtil.Write("Discovery started..");
// Send a custom internal message to self to store discovery results
var selfEp = new IPEndPoint(IPAddress.Loopback, 8888);
DreamSender.SendUdpWrite(0x01, 0x0D, new byte[] { 0x01 }, 0x30, 0x00, selfEp);
// Send our notification to actually discover
var msg = new byte[] { 0xFC, 0x05, 0xFF, 0x30, 0x01, 0x0A, 0x2A };
DreamSender.SendUdpBroadcast(msg);
await Task.Delay(3000).ConfigureAwait(false);
DreamSender.SendUdpWrite(0x01, 0x0E, new byte[] { 0x01 }, 0x30, 0x00, selfEp);
await Task.Delay(500).ConfigureAwait(false);
var devices = DataUtil.GetDreamDevices();
return(devices);
}
private void ProcessData(byte[] receivedBytes, IPEndPoint receivedIpEndPoint)
{
// Convert data to ASCII and print in console
if (!MsgUtils.CheckCrc(receivedBytes))
{
return;
}
string command = null;
string flag = null;
var from = receivedIpEndPoint.Address.ToString();
var replyPoint = new IPEndPoint(receivedIpEndPoint.Address, 8888);
var payloadString = string.Empty;
var payload = Array.Empty <byte>();
BaseDevice msgDevice = null;
var writeState = false;
var msg = new DreamScreenMessage(receivedBytes, from);
if (msg.IsValid)
{
payload = msg.GetPayload();
payloadString = msg.PayloadString;
command = msg.Command;
msgDevice = msg.Device;
string[] ignore = { "SUBSCRIBE", "READ_CONNECT_VERSION?", "COLOR_DATA", "DEVICE_DISCOVERY" };
if (!ignore.Contains(command))
{
Console.WriteLine($@"{from} -> {JsonConvert.SerializeObject(msg)}.");
}
flag = msg.Flags;
var groupMatch = msg.Group == dev.GroupNumber || msg.Group == 255;
if ((flag == "11" || flag == "21") && groupMatch)
{
dev = GetDeviceData();
writeState = true;
}
}
switch (command)
{
case "SUBSCRIBE":
if (devMode == 1 || devMode == 2)
{
DreamSender.SendUdpWrite(0x01, 0x0C, new byte[] { 0x01 }, 0x10, group, replyPoint);
}
break;
case "COLOR_DATA":
if (devMode == 1 || devMode == 2)
{
var colorData = ByteUtils.SplitHex(payloadString, 6); // Swap this with payload
var lightCount = 0;
var colors = new string[12];
foreach (var colorValue in colorData)
{
colors[lightCount] = colorValue;
if (lightCount > 11)
{
break;
}
lightCount++;
}
SendColors(colors);
}
break;
case "DEVICE_DISCOVERY":
if (flag == "30" && from != "0.0.0.0")
{
SendDeviceStatus(replyPoint);
}
else if (flag == "60")
{
if (msgDevice != null)
{
string dsIpCheck = DreamData.GetItem("dsIp");
if (dsIpCheck == "0.0.0.0" &&
msgDevice.Tag.Contains("DreamScreen", StringComparison.CurrentCulture))
{
Console.WriteLine(@"No DS IP Set, setting.");
DreamData.SetItem("dsIp", from);
targetEndpoint = replyPoint;
}
if (_searching)
{
Devices.Add(msgDevice);
}
}
}
break;
case "GROUP_NAME":
var gName = Encoding.ASCII.GetString(payload);
if (writeState)
{
dev.GroupName = gName;
}
break;
case "GROUP_NUMBER":
int gNum = payload[0];
if (writeState)
{
dev.GroupNumber = gNum;
}
break;
case "NAME":
var dName = Encoding.ASCII.GetString(payload);
if (writeState)
{
dev.Name = dName;
}
break;
case "BRIGHTNESS":
brightness = payload[0];
if (writeState)
{
Console.WriteLine($@"Setting brightness to {brightness}.");
dev.Brightness = payload[0];
UpdateBrightness(payload[0]);
}
break;
case "SATURATION":
if (writeState)
{
dev.Saturation = ByteUtils.ByteString(payload);
}
break;
case "MODE":
if (writeState)
{
dev.Mode = payload[0];
Console.WriteLine($@"Updating mode: {dev.Mode}.");
UpdateMode(dev.Mode);
}
break;
case "AMBIENT_MODE_TYPE":
if (writeState)
{
dev.AmbientModeType = payload[0];
UpdateAmbientMode(dev.Mode);
}
break;
case "AMBIENT_SCENE":
if (writeState)
{
ambientShow = payload[0];
dev.AmbientShowType = ambientShow;
UpdateAmbientShow(ambientShow);
Console.WriteLine($@"Scene updated: {ambientShow}.");
}
break;
case "AMBIENT_COLOR":
if (writeState)
{
dev.AmbientColor = ByteUtils.ByteString(payload);
UpdateAmbientColor(dev.AmbientColor);
}
break;
}
if (writeState)
{
DreamData.SetItem <BaseDevice>("myDevice", dev);
}
}
private void ProcessData(byte[] receivedBytes, IPEndPoint receivedIpEndPoint)
{
// Convert data to ASCII and print in console
if (!MsgUtils.CheckCrc(receivedBytes))
{
return;
}
string command = null;
string flag = null;
var from = receivedIpEndPoint.Address.ToString();
var replyPoint = new IPEndPoint(receivedIpEndPoint.Address, 8888);
var payloadString = string.Empty;
var payload = Array.Empty <byte>();
BaseDevice msgDevice = null;
var writeState = false;
var writeDev = false;
var msg = new DreamScreenMessage(receivedBytes, from);
var tDevice = _dev;
if (msg.IsValid)
{
payload = msg.GetPayload();
payloadString = msg.PayloadString;
command = msg.Command;
msgDevice = msg.Device;
flag = msg.Flags;
var groupMatch = msg.Group == _dev.GroupNumber || msg.Group == 255;
if ((flag == "11" || flag == "17" || flag == "21") && groupMatch)
{
writeState = true;
writeDev = true;
}
if (flag == "41")
{
LogUtil.Write($"Flag is 41, we should save settings for {from}.");
tDevice = DataUtil.GetDreamDevice(from);
if (tDevice != null)
{
writeDev = true;
}
}
if (from != null && command != null && command != "COLOR_DATA" && command != "SUBSCRIBE" && tDevice != null)
{
LogUtil.Write($@"{from} -> {tDevice.IpAddress}::{command} {flag}-{msg.Group}.");
}
}
else
{
LogUtil.Write($@"Invalid message from {from}");
}
switch (command)
{
case "SUBSCRIBE":
if (_devMode == 1 || _devMode == 2)
{
DreamSender.SendUdpWrite(0x01, 0x0C, new byte[] { 0x01 }, 0x10, _group, replyPoint);
}
// If the device is on and capture mode is not using DS data
if (_devMode != 0 && CaptureMode != 0)
{
// If the device is replying to our sub broadcast
if (flag == "60")
{
// Set our count to 3, which is how many tries we get before we stop sending data
if (!string.IsNullOrEmpty(from))
{
if (!_subscribers.ContainsKey(from))
{
LogUtil.Write("Adding new subscriber: " + from);
}
_subscribers[from] = 3;
}
else
{
LogUtil.Write("Can't add subscriber, from is empty...");
}
}
}
break;
case "DISCOVERY_START":
LogUtil.Write("DreamScreen: Starting discovery.");
_devices = new List <BaseDevice>();
_discovering = true;
break;
case "DISCOVERY_STOP":
LogUtil.Write($"DreamScreen: Discovery complete, found {_devices.Count} devices.");
_discovering = false;
foreach (var d in _devices)
{
DataUtil.InsertCollection <BaseDevice>("devices", d);
}
break;
case "REMOTE_REFRESH":
var id = Encoding.UTF8.GetString(payload.ToArray());
var tDev = _sDevices.FirstOrDefault(b => b.Id == id);
LogUtil.Write($"Triggering reload of device {id}.");
tDev?.ReloadData();
break;
case "COLOR_DATA":
if (_devMode == 1 || _devMode == 2)
{
var colorData = ByteUtils.SplitHex(payloadString, 6); // Swap this with payload
var colors = new List <Color>();
foreach (var colorValue in colorData)
{
colors.Add(ColorFromString(colorValue));
}
colors = ShiftColors(colors);
SendColors(colors, colors);
}
break;
case "DEVICE_DISCOVERY":
if (flag == "30" && from != "0.0.0.0")
{
SendDeviceStatus(replyPoint);
}
else if (flag == "60")
{
if (msgDevice != null)
{
string dsIpCheck = DataUtil.GetItem("DsIp");
if (dsIpCheck == "0.0.0.0" &&
msgDevice.Tag.Contains("DreamScreen", StringComparison.CurrentCulture))
{
LogUtil.Write(@"Setting a target DS IP.");
DataUtil.SetItem("DsIp", from);
_targetEndpoint = replyPoint;
}
if (_discovering)
{
LogUtil.Write("Sending request for serial!");
DreamSender.SendUdpWrite(0x01, 0x03, new byte[] { 0 }, 0x60, 0, replyPoint);
_devices.Add(msgDevice);
}
}
}
break;
case "GET_SERIAL":
if (flag == "30")
{
SendDeviceSerial(replyPoint);
}
else
{
LogUtil.Write("DEVICE SERIAL RETRIEVED: " + JsonConvert.SerializeObject(msg));
}
break;
case "GROUP_NAME":
var gName = Encoding.ASCII.GetString(payload);
if (writeState | writeDev)
{
tDevice.GroupName = gName;
}
break;
case "GROUP_NUMBER":
int gNum = payload[0];
if (writeState | writeDev)
{
tDevice.GroupNumber = gNum;
}
break;
case "NAME":
var dName = Encoding.ASCII.GetString(payload);
if (writeState | writeDev)
{
tDevice.Name = dName;
}
break;
case "BRIGHTNESS":
_brightness = payload[0];
if (writeState | writeDev)
{
LogUtil.Write($@"Setting brightness to {_brightness}.");
tDevice.Brightness = payload[0];
}
if (writeState)
{
UpdateBrightness(payload[0]);
}
break;
case "SATURATION":
if (writeState | writeDev)
{
tDevice.Saturation = ByteUtils.ByteString(payload);
}
break;
case "MODE":
if (writeState | writeDev)
{
tDevice.Mode = payload[0];
LogUtil.Write("UPDATING MODE FROM REMOTE");
LogUtil.Write($@"Updating mode: {tDevice.Mode}.");
}
else
{
LogUtil.Write("Mode flag set, but we're not doing anything... " + flag);
}
if (writeState)
{
UpdateMode(tDevice.Mode);
}
break;
case "REFRESH_CLIENTS":
LogUtil.Write("Triggering discovery.");
StartRefreshTimer(true);
break;
case "AMBIENT_MODE_TYPE":
if (writeState | writeDev)
{
tDevice.AmbientModeType = payload[0];
}
if (writeState)
{
UpdateAmbientMode(tDevice.AmbientModeType);
}
break;
case "AMBIENT_SCENE":
if (writeState | writeDev)
{
_ambientShow = payload[0];
tDevice.AmbientShowType = _ambientShow;
}
if (writeState)
{
UpdateAmbientShow(_ambientShow);
}
break;
case "AMBIENT_COLOR":
if (writeDev | writeState)
{
if (tDevice != null)
{
tDevice.AmbientColor = ByteUtils.ByteString(payload);
}
}
if (writeState && tDevice != null)
{
UpdateAmbientColor(ColorFromString(tDevice.AmbientColor));
}
break;
case "SKU_SETUP":
if (writeState | writeDev)
{
tDevice.SkuSetup = payload[0];
}
break;
case "FLEX_SETUP":
if (writeState | writeDev)
{
int[] fSetup = payload.Select(x => (int)x).ToArray();
tDevice.flexSetup = fSetup;
}
break;
case "RESET_PIC":
break;
}
if (writeState)
{
DataUtil.SetObject("myDevice", tDevice);
_dev = tDevice;
DreamSender.SendUdpWrite(msg.C1, msg.C2, msg.GetPayload(), 0x41, (byte)msg.Group, receivedIpEndPoint);
}
if (!writeState && !writeDev)
{
return;
}
// Notify if the sender was not us
if (from != _dev.IpAddress)
{
NotifyClients();
}
DataUtil.InsertDsDevice(tDevice);
}
private void Subscribe(bool log = false)
{
DreamSender.SendUdpWrite(0x01, 0x0C, new byte[] { 0x01 }, 0x10, _group, _targetEndpoint);
}
private void SendDeviceSerial(IPEndPoint src)
{
var serial = DataUtil.GetDeviceSerial();
DreamSender.SendUdpWrite(0x01, 0x03, ByteUtils.StringBytes(serial), 0x60, _group, src);
}