confirmLogin method

Future<bool> confirmLogin({ Client? httpClient, })

run executable telegram bot api

Implementation

Future<bool> confirmLogin({
  http.Client? httpClient,
}) async {
  httpClient ??= http_client;
  Map<String, String> headers = {
    "Content-length": "0",
    "Content-Type": "application/x-www-form-urlencoded",
    "origin": "https://oauth.telegram.org",
    "User-Agent":
        "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36",
  };
  Uri uri_api = Uri.parse("https://oauth.telegram.org").replace(
    pathSegments: [
      "auth",
      "auth",
    ],
    queryParameters: {
      "bot_id": botId,
      "origin": botDomain,
      "request_access": "write",
      "embed": "1",
      "confirm": "1",
      "allow_write": "1",
    },
  );
  String first_data = await session.get(
    url: uri_api.toString(),
    headers: headers,
    httpClient: httpClient,
  );

  String searchData = () {
    List<String> first_datas = first_data.split("\n").toList();

    for (var i = 0; i < first_datas.length; i++) {
      String first_data = first_datas[i];

      if (RegExp(r"confirm_url", caseSensitive: false).hasMatch(first_data)) {
        return first_data;
      }
    }
    return "";
  }();
  String hash_confirm =
      (RegExp("hash=([a-z0-9_]+)").stringMatch(searchData) ?? "")
          .replaceAll(RegExp(r"^(hash=)", caseSensitive: false), "")
          .trim();

  if (hash_confirm.isNotEmpty) {
    uri_api = uri_api.replace(
      pathSegments: [
        "auth",
        "auth",
      ],
      queryParameters: {
        "bot_id": botId,
        "origin": botDomain,
        "request_access": "write",
        "embed": "1",
        "confirm": "1",
        "allow_write": "1",
        "hash": hash_confirm,
      },
    );
  }

  String ans = await session.get(
    url: uri_api.toString(),
    headers: headers,
    httpClient: httpClient,
  );
  // print(ans);
  Map userData = {"@type": "error"};
  try {
    String id = ans.split('"id":')[1].split(',')[0];
    String firstName = ans.split('"first_name":"')[1].split('",')[0];
    String username = ans.split('"username":"')[1].split('",')[0];
    String hash = ans.split('"hash":"')[1].split('"')[0];
    userData["id"] = id;
    userData["first_name"] = firstName;
    userData["username"] = username;
    userData["hash"] = hash;

    userData["@type"] = "userTelegramLoginWidget";
    return true;
  } catch (e, stack) {
    userData["@type"] = "error";
  }
  return ans == 'true';
}