internal DeviceInformationReceivedEventArgs(Reason reason, DeviceInformation device)
{
Reason = reason;
Device = device;
}
/// <summary>
/// Parses a message received from a device.
/// </summary>
/// <param name="message">The received message.</param>
/// <returns>A tuple specifiying the reason of the message and information about the sending device.</returns>
public static (Reason reason, DeviceInformation device) Parse(string message)
{
string[] lines = message.Split(_delimiters, StringSplitOptions.RemoveEmptyEntries);
Reason reason;
switch (lines[0])
{
case "HTTP/1.1 200 OK":
reason = Reason.Discovery;
break;
case "NOTIFY * HTTP/1.1":
reason = Reason.Advertisement;
break;
default:
throw new ProtocolViolationException();
}
var device = new DeviceInformation();
foreach (var line in lines.Skip(1))
{
var pos = line.IndexOf(':');
Debug.Assert(pos > 0);
var key = line.Substring(0, pos).Trim();
var value = line.Substring(pos + 1).Trim();
switch (key)
{
case "Cache-Control":
var s = value.Substring(value.IndexOf('=') + 1);
device.RefreshInterval = TimeSpan.FromSeconds(int.Parse(s));
break;
case "Location":
device.EndPoint = new Uri(value);
break;
case "id":
device.Id = value;
break;
case "model":
device.Model = value;
break;
case "fw_ver":
device.FirmwareVersion = value;
break;
case "support":
device.Capabilities = DecodeCapabilities(value);
break;
case "power":
device.PoweredOn = value == "on";
break;
case "bright":
device.Brightness = int.Parse(value);
break;
case "color_mode":
device.LightMode = (LightMode)int.Parse(value);
break;
case "ct":
device.ColorTemperature = int.Parse(value);
break;
case "rgb":
device.RGB = int.Parse(value);
break;
case "hue":
device.Hue = int.Parse(value);
break;
case "sat":
device.Saturation = int.Parse(value);
break;
case "name":
device.Name = value;
break;
case "Date":
case "Ext":
case "Server":
case "Host":
case "NTS":
break;
default:
throw new ProtocolViolationException($"Unknown key {key}");
}
}
return(reason, device);
}