private IEnumerable <ISpeaker> GetSpeakersViaZeroconf()
{
var results = new Collection <ISpeaker>();
var wifi = (WifiManager)ApplicationContext.GetSystemService(Context.WifiService);
var multicastLock = wifi.CreateMulticastLock("Zeroconf lock");
try
{
multicastLock.Acquire();
var zeroconfHosts = ZeroconfResolver.ResolveAsync("_soundtouch._tcp.local.").Result;
var boseConnection = new BoseConnection(new HttpClient());
foreach (var zeroconfHost in zeroconfHosts)
{
results.Add(new Speaker(zeroconfHost.DisplayName, zeroconfHost.IPAddress, boseConnection));
}
}
finally
{
multicastLock.Release();
}
return(results);
}
private async Task <IEnumerable <ISpeaker> > GetSpeakersViaUdp()
{
var ipAddresses = new HashSet <string>();
for (var i = 0; i < 5; i++)
{
var multicastEndPoint = new IPEndPoint(IPAddress.Parse("239.255.255.250"), 1900);
const string searchString = "M-SEARCH * HTTP/1.1\r\nHOST:239.255.255.250:1900\r\nMAN:\"ssdp:discover\"\r\n" +
"ST:urn:schemas-upnp-org:device:MediaRenderer:1\r\nMX:3\r\n\r\n";
var udpSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
udpSocket.SendTo(Encoding.UTF8.GetBytes(searchString), SocketFlags.None, multicastEndPoint);
var receiveBuffer = new byte[64000];
var stopwatch = new Stopwatch();
stopwatch.Start();
var continueWaiting = true;
while (continueWaiting)
{
if (udpSocket.Available > 0)
{
var receivedBytes = udpSocket.Receive(receiveBuffer, SocketFlags.None);
if (receivedBytes > 0)
{
var s = Encoding.UTF8.GetString(receiveBuffer, 0, receivedBytes);
var match = new Regex("Location: http://(.*):8091/").Match(s);
if (match.Success && match.Groups.Count == 2)
{
ipAddresses.Add(match.Groups[1].Value);
continueWaiting = false;
}
}
}
if (stopwatch.ElapsedMilliseconds > 15000)
{
stopwatch.Stop();
continueWaiting = false;
}
}
}
var results = new Collection <ISpeaker>();
var httpClient = new HttpClient();
var boseConnection = new BoseConnection(httpClient);
foreach (var ipAddress in ipAddresses)
{
results.Add(new Speaker(await GetNameAsync(httpClient, ipAddress), ipAddress, boseConnection));
}
return(results);
}
public async Task GetPowerStateAsync()
{
const string rawXmlContent = "<nowPlaying><ContentItem source=\"STANDBY\" /></nowPlaying>";
var httpMock = new MockHttpMessageHandler();
httpMock.Expect(HttpMethod.Get, "http://1.2.3.4:8090/now_playing").Respond("application/xml", rawXmlContent);
var deviceMock = new Mock <ISpeaker>();
deviceMock.Setup(x => x.IpAddress).Returns("1.2.3.4");
var httpClient = new HttpClient(httpMock);
var testee = new BoseConnection(httpClient);
var result = await testee.GetPowerStateAsync(deviceMock.Object);
result.Should().Be(PowerState.TurnedOff);
httpMock.VerifyNoOutstandingExpectation();
}
public async Task PlayAsync()
{
const string rawXmlContent = "<itemName>MyItem</itemName>";
var httpMock = new MockHttpMessageHandler();
httpMock.Expect(HttpMethod.Post, "http://1.2.3.4:8090/select")
.WithPartialContent(rawXmlContent)
.Respond(HttpStatusCode.Created);
var deviceMock = new Mock <ISpeaker>();
deviceMock.Setup(x => x.IpAddress).Returns("1.2.3.4");
var httpClient = new HttpClient(httpMock);
var testee = new BoseConnection(httpClient);
await testee.PlayAsync(deviceMock.Object, new ContentItem { ItemName = "MyItem" });
httpMock.VerifyNoOutstandingExpectation();
}
public async Task GetCurrentContentAsync()
{
const string rawXmlContent = "<ContentItem source=\"Amazon\"><itemName>MyItem</itemName></ContentItem>";
var rawXmlResponse = $"<nowPlaying>{rawXmlContent}</nowPlaying>";
var httpMock = new MockHttpMessageHandler();
httpMock.Expect(HttpMethod.Get, "http://1.2.3.4:8090/now_playing").Respond("application/xml", rawXmlResponse);
var deviceMock = new Mock <ISpeaker>();
deviceMock.Setup(x => x.IpAddress).Returns("1.2.3.4");
var httpClient = new HttpClient(httpMock);
var testee = new BoseConnection(httpClient);
var result = await testee.GetCurrentContentAsync(deviceMock.Object);
result.ItemName.Should().Be("MyItem");
httpMock.VerifyNoOutstandingExpectation();
}
public async Task TurnOff()
{
var httpMock = new MockHttpMessageHandler();
httpMock.Expect(HttpMethod.Get, "http://1.2.3.4:8090/now_playing")
.Respond("application/xml", "<nowPlaying><ContentItem source=\"TUNEIN\" /></nowPlaying>");
httpMock.Expect(HttpMethod.Post, "http://1.2.3.4:8090/key")
.WithContent("<key state=\"press\" sender=\"Gabbo\">POWER</key>")
.Respond(HttpStatusCode.Created);
httpMock.Expect(HttpMethod.Post, "http://1.2.3.4:8090/key")
.WithContent("<key state=\"release\" sender=\"Gabbo\">POWER</key>")
.Respond(HttpStatusCode.Created);
var deviceMock = new Mock <ISpeaker>();
deviceMock.Setup(x => x.IpAddress).Returns("1.2.3.4");
var httpClient = new HttpClient(httpMock);
var testee = new BoseConnection(httpClient);
await testee.TurnOffAsync(deviceMock.Object);
httpMock.VerifyNoOutstandingExpectation();
}