// <copyright file="AdbClient.cs" company="The Android Open Source Project, Ryan Conrad, Quamotion, yungd1plomat, wherewhere">

// Copyright (c) The Android Open Source Project, Ryan Conrad, Quamotion, yungd1plomat, wherewhere. All rights reserved.

// </copyright>

using AdvancedSharpAdbClient.Exceptions;

using System;

using System.Collections.Generic;

using System.Diagnostics;

using System.Globalization;

using System.IO;

using System.Linq;

using System.Net;

using System.Text;

using System.Threading;

using System.Xml;

#if NET

using System.Runtime.Versioning;

#endif

namespace AdvancedSharpAdbClient

{

/// <summary>

/// <para>

/// Implements the <see cref="IAdbClient"/> interface, and allows you to interact with the

/// adb server and devices that are connected to that adb server.

/// </para>

/// <para>

/// For example, to fetch a list of all devices that are currently connected to this PC, you can

/// call the <see cref="GetDevices"/> method.

/// </para>

/// <para>

/// To run a command on a device, you can use the <see cref="ExecuteRemoteCommandAsync(string, DeviceData, IShellOutputReceiver, CancellationToken)"/>

/// method.

/// </para>

/// </summary>

/// <remarks><para><seealso href="https://github.com/android/platform_system_core/blob/master/adb/SERVICES.TXT">SERVICES.TXT</seealso></para>

/// <para><seealso href="https://github.com/android/platform_system_core/blob/master/adb/adb_client.c">adb_client.c</seealso></para>

/// <para><seealso href="https://github.com/android/platform_system_core/blob/master/adb/adb.c">adb.c</seealso></para></remarks>

public partial class AdbClient : IAdbClient

{

/// <summary>

/// The port at which the Android Debug Bridge server listens by default.

/// </summary>

public const int AdbServerPort = 5037;

/// <summary>

/// The default port to use when connecting to a device over TCP/IP.

/// </summary>

public const int DefaultPort = 5555;

/// <summary>

/// Gets a new instance of the <see cref="AdbClient"/> class.

/// </summary>

[Obsolete("This function has been removed since SharpAdbClient. Here is a placeholder which functon is gets a new instance instead of gets or sets the default instance.")]

public static IAdbClient Instance => new AdbClient();

private readonly Func<EndPoint, IAdbSocket> adbSocketFactory;

/// <summary>

/// Initializes a new instance of the <see cref="AdbClient"/> class.

/// </summary>

public AdbClient() : this(new IPEndPoint(IPAddress.Loopback, AdbServerPort), Factories.AdbSocketFactory)

{

}

/// <summary>

/// Initializes a new instance of the <see cref="AdbClient"/> class.

/// </summary>

/// <param name="endPoint">The <see cref="System.Net.EndPoint"/> at which the adb server is listening.</param>

/// <param name="adbSocketFactory">The <see cref="Func{EndPoint, IAdbSocket}"/> to create <see cref="IAdbSocket"/>.</param>

public AdbClient(EndPoint endPoint, Func<EndPoint, IAdbSocket> adbSocketFactory)

{

if (endPoint == null)

{

throw new ArgumentNullException(nameof(endPoint));

}

if (endPoint is not (IPEndPoint or DnsEndPoint))

{

throw new NotSupportedException("Only TCP endpoints are supported");

}

EndPoint = endPoint;

this.adbSocketFactory = adbSocketFactory ?? throw new ArgumentNullException(nameof(adbSocketFactory));

}

/// <summary>

/// Get or set default encoding

/// </summary>

public static Encoding Encoding { get; set; } = Encoding.UTF8;

/// <summary>

/// The Default <see cref="System.Net.EndPoint"/> at which the adb server is listening.

/// </summary>

public static EndPoint DefaultEndPoint => new IPEndPoint(IPAddress.Loopback, DefaultPort);

/// <summary>

/// Gets the <see cref="System.Net.EndPoint"/> at which the adb server is listening.

/// </summary>

public EndPoint EndPoint { get; private set; }

/// <summary>

/// Create an ASCII string preceded by four hex digits. The opening "####"

/// is the length of the rest of the string, encoded as ASCII hex(case

/// doesn't matter).

/// </summary>

/// <param name="req">The request to form.</param>

/// <returns>An array containing <c>####req</c>.</returns>

public static byte[] FormAdbRequest(string req)

{

int payloadLength = Encoding.GetByteCount(req);

string resultStr = string.Format("{0}{1}", payloadLength.ToString("X4"), req);

byte[] result = Encoding.GetBytes(resultStr);

return result;

}

/// <summary>

/// Creates the adb forward request.

/// </summary>

/// <param name="address">The address.</param>

/// <param name="port">The port.</param>

/// <returns>This returns an array containing <c>"####tcp:{port}:{addStr}"</c>.</returns>

public static byte[] CreateAdbForwardRequest(string address, int port)

{

string request = address == null ? $"tcp:{port}" : $"tcp:{port}:{address}";

return FormAdbRequest(request);

}

/// <inheritdoc/>

public int GetAdbVersion()

{

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest("host:version");

AdbResponse response = socket.ReadAdbResponse();

string version = socket.ReadString();

return int.Parse(version, NumberStyles.HexNumber);

}

/// <inheritdoc/>

public void KillAdb()

{

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest("host:kill");

// The host will immediately close the connection after the kill

// command has been sent; no need to read the response.

}

/// <inheritdoc/>

public List<DeviceData> GetDevices()

{

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest("host:devices-l");

socket.ReadAdbResponse();

string reply = socket.ReadString();

string[] data = reply.Split(new string[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);

return data.Select(DeviceData.CreateFromAdbData).ToList();

}

/// <inheritdoc/>

public int CreateReverseForward(DeviceData device, string remote, string local, bool allowRebind)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

string rebind = allowRebind ? string.Empty : "norebind:";

socket.SendAdbRequest($"reverse:forward:{rebind}{remote};{local}");

_ = socket.ReadAdbResponse();

_ = socket.ReadAdbResponse();

string portString = socket.ReadString();

return portString != null && int.TryParse(portString, out int port) ? port : 0;

}

/// <inheritdoc/>

public void RemoveReverseForward(DeviceData device, string remote)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest($"reverse:killforward:{remote}");

AdbResponse response = socket.ReadAdbResponse();

}

/// <inheritdoc/>

public void RemoveAllReverseForwards(DeviceData device)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest($"reverse:killforward-all");

AdbResponse response = socket.ReadAdbResponse();

}

/// <inheritdoc/>

public int CreateForward(DeviceData device, string local, string remote, bool allowRebind)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

string rebind = allowRebind ? string.Empty : "norebind:";

socket.SendAdbRequest($"host-serial:{device.Serial}:forward:{rebind}{local};{remote}");

_ = socket.ReadAdbResponse();

_ = socket.ReadAdbResponse();

string portString = socket.ReadString();

return portString != null && int.TryParse(portString, out int port) ? port : 0;

}

/// <inheritdoc/>

public int CreateForward(DeviceData device, ForwardSpec local, ForwardSpec remote, bool allowRebind) =>

CreateForward(device, local?.ToString(), remote?.ToString(), allowRebind);

/// <inheritdoc/>

public void RemoveForward(DeviceData device, int localPort)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host-serial:{device.Serial}:killforward:tcp:{localPort}");

AdbResponse response = socket.ReadAdbResponse();

}

/// <inheritdoc/>

public void RemoveAllForwards(DeviceData device)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host-serial:{device.Serial}:killforward-all");

AdbResponse response = socket.ReadAdbResponse();

}

/// <inheritdoc/>

public IEnumerable<ForwardData> ListForward(DeviceData device)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host-serial:{device.Serial}:list-forward");

AdbResponse response = socket.ReadAdbResponse();

string data = socket.ReadString();

string[] parts = data.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);

return parts.Select(ForwardData.FromString);

}

/// <inheritdoc/>

public IEnumerable<ForwardData> ListReverseForward(DeviceData device)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest($"reverse:list-forward");

AdbResponse response = socket.ReadAdbResponse();

string data = socket.ReadString();

string[] parts = data.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);

return parts.Select(ForwardData.FromString);

}

/// <inheritdoc/>

public void ExecuteRemoteCommand(string command, DeviceData device, IShellOutputReceiver receiver) =>

ExecuteRemoteCommand(command, device, receiver, Encoding);

/// <inheritdoc/>

public void ExecuteRemoteCommand(string command, DeviceData device, IShellOutputReceiver receiver, Encoding encoding)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest($"shell:{command}");

AdbResponse response = socket.ReadAdbResponse();

try

{

using StreamReader reader = new(socket.GetShellStream(), encoding);

// Previously, we would loop while reader.Peek() >= 0. Turns out that this would

// break too soon in certain cases (about every 10 loops, so it appears to be a timing

// issue). Checking for reader.ReadLine() to return null appears to be much more robust

// -- one of the integration test fetches output 1000 times and found no truncations.

while (true)

{

string line = reader.ReadLine();

if (line == null) { break; }

receiver?.AddOutput(line);

}

}

finally

{

receiver?.Flush();

}

}

/// <inheritdoc/>

public Framebuffer CreateRefreshableFramebuffer(DeviceData device)

{

EnsureDevice(device);

return new Framebuffer(device, this);

}

/// <inheritdoc/>

public void Reboot(string into, DeviceData device)

{

EnsureDevice(device);

string request = $"reboot:{into}";

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(request);

AdbResponse response = socket.ReadAdbResponse();

}

/// <inheritdoc/>

public string Pair(DnsEndPoint endpoint, string code)

{

if (endpoint == null)

{

throw new ArgumentNullException(nameof(endpoint));

}

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host:pair:{code}:{endpoint.Host}:{endpoint.Port}");

AdbResponse response = socket.ReadAdbResponse();

string results = socket.ReadString();

return results;

}

/// <inheritdoc/>

public string Connect(DnsEndPoint endpoint)

{

if (endpoint == null)

{

throw new ArgumentNullException(nameof(endpoint));

}

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host:connect:{endpoint.Host}:{endpoint.Port}");

AdbResponse response = socket.ReadAdbResponse();

string results = socket.ReadString();

return results;

}

/// <inheritdoc/>

public string Disconnect(DnsEndPoint endpoint)

{

if (endpoint == null)

{

throw new ArgumentNullException(nameof(endpoint));

}

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host:disconnect:{endpoint.Host}:{endpoint.Port}");

AdbResponse response = socket.ReadAdbResponse();

string results = socket.ReadString();

return results;

}

/// <inheritdoc/>

public void Root(DeviceData device) => Root("root:", device);

/// <inheritdoc/>

public void Unroot(DeviceData device) => Root("unroot:", device);

/// <inheritdoc/>

protected void Root(string request, DeviceData device)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(request);

AdbResponse response = socket.ReadAdbResponse();

// ADB will send some additional data

byte[] buffer = new byte[1024];

int read = socket.Read(buffer);

string responseMessage = Encoding.UTF8.GetString(buffer, 0, read);

// see https://android.googlesource.com/platform/packages/modules/adb/+/refs/heads/master/daemon/restart_service.cpp

// for possible return strings

if (responseMessage.IndexOf("restarting", StringComparison.OrdinalIgnoreCase) == -1)

{

throw new AdbException(responseMessage);

}

else

{

// Give adbd some time to kill itself and come back up.

// We can't use wait-for-device because devices (e.g. adb over network) might not come back.

Utilities.Delay(3000).GetAwaiter().GetResult();

}

}

/// <inheritdoc/>

public List<string> GetFeatureSet(DeviceData device)

{

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SendAdbRequest($"host-serial:{device.Serial}:features");

AdbResponse response = socket.ReadAdbResponse();

string features = socket.ReadString();

List<string> featureList = features.Split(new char[] { '\n', ',' }).ToList();

return featureList;

}

/// <inheritdoc/>

public void Install(DeviceData device, Stream apk, params string[] arguments)

{

EnsureDevice(device);

if (apk == null)

{

throw new ArgumentNullException(nameof(apk));

}

if (!apk.CanRead || !apk.CanSeek)

{

throw new ArgumentOutOfRangeException(nameof(apk), "The apk stream must be a readable and seekable stream");

}

StringBuilder requestBuilder = new();

_ = requestBuilder.Append("exec:cmd package 'install' ");

if (arguments != null)

{

foreach (string argument in arguments)

{

_ = requestBuilder.Append(' ');

_ = requestBuilder.Append(argument);

}

}

// add size parameter [required for streaming installs]

// do last to override any user specified value

_ = requestBuilder.Append($" -S {apk.Length}");

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(requestBuilder.ToString());

AdbResponse response = socket.ReadAdbResponse();

byte[] buffer = new byte[32 * 1024];

int read = 0;

while ((read = apk.Read(buffer, 0, buffer.Length)) > 0)

{

socket.Send(buffer, read);

}

read = socket.Read(buffer);

string value = Encoding.UTF8.GetString(buffer, 0, read);

if (!value.Contains("Success"))

{

throw new AdbException(value);

}

}

/// <inheritdoc/>

public string InstallCreated(DeviceData device, string packageName = null, params string[] arguments)

{

EnsureDevice(device);

StringBuilder requestBuilder = new();

_ = requestBuilder.Append("exec:cmd package 'install-create' ");

_ = requestBuilder.Append(packageName.IsNullOrWhiteSpace() ? string.Empty : $"-p {packageName}");

if (arguments != null)

{

foreach (string argument in arguments)

{

_ = requestBuilder.Append(' ');

_ = requestBuilder.Append(argument);

}

}

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(requestBuilder.ToString());

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

string result = reader.ReadLine();

if (!result.Contains("Success"))

{

throw new AdbException(reader.ReadToEnd());

}

int arr = result.IndexOf("]") - 1 - result.IndexOf("[");

string session = result.Substring(result.IndexOf("[") + 1, arr);

return session;

}

/// <inheritdoc/>

public void InstallWrite(DeviceData device, Stream apk, string apkname, string session)

{

EnsureDevice(device);

if (apk == null)

{

throw new ArgumentNullException(nameof(apk));

}

if (!apk.CanRead || !apk.CanSeek)

{

throw new ArgumentOutOfRangeException(nameof(apk), "The apk stream must be a readable and seekable stream");

}

if (session == null)

{

throw new ArgumentNullException(nameof(session));

}

if (apkname == null)

{

throw new ArgumentNullException(nameof(apkname));

}

StringBuilder requestBuilder = new();

requestBuilder.Append($"exec:cmd package 'install-write' ");

// add size parameter [required for streaming installs]

// do last to override any user specified value

requestBuilder.Append($" -S {apk.Length}");

requestBuilder.Append($" {session} {apkname}.apk");

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(requestBuilder.ToString());

AdbResponse response = socket.ReadAdbResponse();

byte[] buffer = new byte[32 * 1024];

int read = 0;

while ((read = apk.Read(buffer, 0, buffer.Length)) > 0)

{

socket.Send(buffer, read);

}

read = socket.Read(buffer);

string value = Encoding.UTF8.GetString(buffer, 0, read);

if (!value.Contains("Success"))

{

throw new AdbException(value);

}

}

/// <inheritdoc/>

public void InstallCommit(DeviceData device, string session)

{

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest($"exec:cmd package 'install-commit' {session}");

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

string result = reader.ReadLine();

if (!result.Contains("Success"))

{

throw new AdbException(reader.ReadToEnd());

}

}

/// <inheritdoc/>

public void InstallMultiple(DeviceData device, Stream baseapk, Stream[] splitapks, params string[] arguments)

{

EnsureDevice(device);

if (baseapk == null)

{

throw new ArgumentNullException(nameof(baseapk));

}

if (!baseapk.CanRead || !baseapk.CanSeek)

{

throw new ArgumentOutOfRangeException(nameof(baseapk), "The apk stream must be a readable and seekable stream");

}

string session = InstallCreated(device, null, arguments);

InstallWrite(device, baseapk, nameof(baseapk), session);

int i = 0;

foreach (Stream splitapk in splitapks)

{

if (splitapk == null || !splitapk.CanRead || !splitapk.CanSeek)

{

Debug.WriteLine("The apk stream must be a readable and seekable stream");

continue;

}

try

{

InstallWrite(device, splitapk, $"{nameof(splitapk)}{i++}", session);

}

catch (Exception ex)

{

Debug.WriteLine(ex.Message);

}

}

InstallCommit(device, session);

}

/// <inheritdoc/>

public void InstallMultiple(DeviceData device, Stream[] splitapks, string packageName, params string[] arguments)

{

EnsureDevice(device);

if (packageName == null)

{

throw new ArgumentNullException(nameof(packageName));

}

string session = InstallCreated(device, packageName, arguments);

int i = 0;

foreach (Stream splitapk in splitapks)

{

if (splitapk == null || !splitapk.CanRead || !splitapk.CanSeek)

{

Debug.WriteLine("The apk stream must be a readable and seekable stream");

continue;

}

try

{

InstallWrite(device, splitapk, $"{nameof(splitapk)}{i++}", session);

}

catch (Exception ex)

{

Debug.WriteLine(ex.Message);

}

}

InstallCommit(device, session);

}

/// <inheritdoc/>

public XmlDocument DumpScreen(DeviceData device)

{

XmlDocument doc = new();

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest("shell:uiautomator dump /dev/tty");

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

string xmlString = reader.ReadToEnd().Replace("Events injected: 1\r\n", "").Replace("UI hierchary dumped to: /dev/tty", "").Trim();

if (xmlString != "" && !xmlString.StartsWith("ERROR"))

{

doc.LoadXml(xmlString);

return doc;

}

return null;

}

/// <inheritdoc/>

public void Click(DeviceData device, Cords cords)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(string.Format("shell:input tap {0} {1}", cords.X, cords.Y));

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

if (reader.ReadToEnd().ToUpper().Contains("ERROR")) // error or ERROR

{

throw new ElementNotFoundException("Coordinates of element is invalid");

}

}

/// <inheritdoc/>

public void Click(DeviceData device, int x, int y)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(string.Format("shell:input tap {0} {1}", x, y));

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

if (reader.ReadToEnd().ToUpper().Contains("ERROR"))

{

throw new ElementNotFoundException("Coordinates of element is invalid");

}

}

/// <inheritdoc/>

public void Swipe(DeviceData device, Element first, Element second, long speed)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(string.Format("shell:input swipe {0} {1} {2} {3} {4}", first.Cords.X, first.Cords.Y, second.Cords.X, second.Cords.Y, speed));

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

if (reader.ReadToEnd().ToUpper().Contains("ERROR"))

{

throw new ElementNotFoundException("Coordinates of element is invalid");

}

}

/// <inheritdoc/>

public void Swipe(DeviceData device, int x1, int y1, int x2, int y2, long speed)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(string.Format("shell:input swipe {0} {1} {2} {3} {4}", x1, y1, x2, y2, speed));

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

if (reader.ReadToEnd().ToUpper().Contains("ERROR"))

{

throw new ElementNotFoundException("Coordinates of element is invalid");

}

}

/// <inheritdoc/>

public Element FindElement(DeviceData device, string xpath, TimeSpan timeout = default)

{

Stopwatch stopwatch = new();

stopwatch.Start();

while (timeout == TimeSpan.Zero || stopwatch.Elapsed < timeout)

{

XmlDocument doc = DumpScreen(device);

if (doc != null)

{

XmlNode xmlNode = doc.SelectSingleNode(xpath);

if (xmlNode != null)

{

string bounds = xmlNode.Attributes["bounds"].Value;

if (bounds != null)

{

int[] cords = bounds.Replace("][", ",").Replace("[", "").Replace("]", "").Split(',').Select(int.Parse).ToArray(); // x1, y1, x2, y2

Dictionary<string, string> attributes = new();

foreach (XmlAttribute at in xmlNode.Attributes)

{

attributes.Add(at.Name, at.Value);

}

Cords cord = new((cords[0] + cords[2]) / 2, (cords[1] + cords[3]) / 2); // Average x1, y1, x2, y2

return new Element(this, device, cord, attributes);

}

}

}

if (timeout == TimeSpan.Zero)

{

break;

}

}

return null;

}

/// <inheritdoc/>

public Element[] FindElements(DeviceData device, string xpath, TimeSpan timeout = default)

{

Stopwatch stopwatch = new();

stopwatch.Start();

while (timeout == TimeSpan.Zero || stopwatch.Elapsed < timeout)

{

XmlDocument doc = DumpScreen(device);

if (doc != null)

{

XmlNodeList xmlNodes = doc.SelectNodes(xpath);

if (xmlNodes != null)

{

Element[] elements = new Element[xmlNodes.Count];

for (int i = 0; i < elements.Length; i++)

{

string bounds = xmlNodes[i].Attributes["bounds"].Value;

if (bounds != null)

{

int[] cords = bounds.Replace("][", ",").Replace("[", "").Replace("]", "").Split(',').Select(int.Parse).ToArray(); // x1, y1, x2, y2

Dictionary<string, string> attributes = new();

foreach (XmlAttribute at in xmlNodes[i].Attributes)

{

attributes.Add(at.Name, at.Value);

}

Cords cord = new((cords[0] + cords[2]) / 2, (cords[1] + cords[3]) / 2); // Average x1, y1, x2, y2

elements[i] = new Element(this, device, cord, attributes);

}

}

return elements.Length == 0 ? null : elements;

}

}

if (timeout == TimeSpan.Zero)

{

break;

}

}

return null;

}

/// <inheritdoc/>

public void SendKeyEvent(DeviceData device, string key)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(string.Format("shell:input keyevent {0}", key));

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

if (reader.ReadToEnd().ToUpper().Contains("ERROR"))

{

throw new InvalidKeyEventException("KeyEvent is invalid");

}

}

/// <inheritdoc/>

public void SendText(DeviceData device, string text)

{

EnsureDevice(device);

using IAdbSocket socket = adbSocketFactory(EndPoint);

socket.SetDevice(device);

socket.SendAdbRequest(string.Format("shell:input text {0}", text));

AdbResponse response = socket.ReadAdbResponse();

using StreamReader reader = new(socket.GetShellStream(), Encoding);

if (reader.ReadToEnd().ToUpper().Contains("ERROR"))

{

throw new InvalidTextException();

}

}

/// <inheritdoc/>

public void ClearInput(DeviceData device, int charcount)

{

SendKeyEvent(device, "KEYCODE_MOVE_END");

ExecuteRemoteCommandAsync("input keyevent " + Utilities.Join(" ", Enumerable.Repeat("KEYCODE_DEL ", charcount)), device, null, CancellationToken.None).Wait();

}

/// <inheritdoc/>

public void StartApp(DeviceData device, string packagename) =>

ExecuteRemoteCommand($"monkey -p {packagename} 1", device, null);

/// <inheritdoc/>

public void StopApp(DeviceData device, string packagename) =>

ExecuteRemoteCommand($"am force-stop {packagename}", device, null);

/// <inheritdoc/>

public void BackBtn(DeviceData device) => SendKeyEvent(device, "KEYCODE_BACK");

/// <inheritdoc/>

public void HomeBtn(DeviceData device) => SendKeyEvent(device, "KEYCODE_HOME");

/// <summary>

/// Sets default encoding (default - UTF8)

/// </summary>

/// <param name="encoding"></param>

public static void SetEncoding(Encoding encoding) => Encoding = encoding;

/// <summary>

/// Throws an <see cref="ArgumentNullException"/> if the <paramref name="device"/>

/// parameter is <see langword="null"/>, and a <see cref="ArgumentOutOfRangeException"/>

/// if <paramref name="device"/> does not have a valid serial number.

/// </summary>

/// <param name="device">A <see cref="DeviceData"/> object to validate.</param>

protected void EnsureDevice(DeviceData device)

{

if (device == null)

{

throw new ArgumentNullException(nameof(device));

}

if (string.IsNullOrEmpty(device.Serial))

{

throw new ArgumentOutOfRangeException(nameof(device), "You must specific a serial number for the device");

}

}

}

/// <summary>

/// See as the <see cref="AdbClient"/> class.

/// </summary>

[Obsolete("AdvancedAdbClient is too long to remember. Please use AdbClient instead.")]

public class AdvancedAdbClient : AdbClient

{

}

}