Created
July 21, 2022 07:18
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How to send messages to a Telegram group in C# using Visual Studio 2022
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using System; | |
using System.Net; | |
using System.Text.Json; | |
using System.IO; | |
using System.Text; | |
class TelegramGroupMessageSender | |
{ | |
// TODO: Replace the following with your gateway instance ID, Premium Account client ID and secret: | |
private static string INSTANCE_ID = "YOUR_INSTANCE_ID_HERE"; | |
private static string CLIENT_ID = "YOUR_CLIENT_ID_HERE"; | |
private static string CLIENT_SECRET = "YOUR_CLIENT_SECRET_HERE"; | |
private static string API_URL = "https://api.whatsmate.net/v3/telegram/group/text/message/" + INSTANCE_ID; | |
static void Main(string[] args) | |
{ | |
TelegramGroupMessageSender groupMsgSender = new TelegramGroupMessageSender(); | |
groupMsgSender.sendGroupMessage("Muscle Men Club", "19159876123", "Your six-pack is on the way!"); // TODO: Specify the group namd and group admin | |
Console.WriteLine("Press Enter to exit."); | |
Console.ReadLine(); | |
} | |
public bool sendGroupMessage(string group_name, string group_admin, string message) | |
{ | |
bool success = true; | |
try | |
{ | |
HttpWebRequest httpRequest = (HttpWebRequest)WebRequest.Create(API_URL); | |
httpRequest.Method = "POST"; | |
httpRequest.Accept = "application/json"; | |
httpRequest.ContentType = "application/json"; | |
httpRequest.Headers["X-WM-CLIENT-ID"] = CLIENT_ID; | |
httpRequest.Headers["X-WM-CLIENT-SECRET"] = CLIENT_SECRET; | |
GroupPayload payloadObj = new GroupPayload() { group_name = group_name, group_admin = group_admin, message = message }; | |
string postData = JsonSerializer.Serialize(payloadObj); | |
using (var streamWriter = new StreamWriter(httpRequest.GetRequestStream())) | |
{ | |
streamWriter.Write(postData); | |
} | |
var httpResponse = (HttpWebResponse)httpRequest.GetResponse(); | |
using (var streamReader = new StreamReader(httpResponse.GetResponseStream())) | |
{ | |
var result = streamReader.ReadToEnd(); | |
Console.WriteLine(result); | |
} | |
} | |
catch (WebException webExcp) | |
{ | |
Console.WriteLine("A WebException has been caught."); | |
Console.WriteLine(webExcp.ToString()); | |
WebExceptionStatus status = webExcp.Status; | |
if (status == WebExceptionStatus.ProtocolError) | |
{ | |
Console.Write("The REST API server returned a protocol error: "); | |
HttpWebResponse? httpResponse = webExcp.Response as HttpWebResponse; | |
Stream stream = httpResponse.GetResponseStream(); | |
StreamReader reader = new StreamReader(stream); | |
String body = reader.ReadToEnd(); | |
Console.WriteLine((int)httpResponse.StatusCode + " - " + body); | |
success = false; | |
} | |
} | |
catch (Exception e) | |
{ | |
Console.WriteLine("A general exception has been caught."); | |
Console.WriteLine(e.ToString()); | |
success = false; | |
} | |
return success; | |
} | |
public class GroupPayload | |
{ | |
public string group_name { get; set; } | |
public string group_admin { get; set; } | |
public string message { get; set; } | |
} | |
} |
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