//generate certificate api
public static Response GenerateCertificate(Request userInfo, string jsonData)
{
if (!RequestHandler.IsRequestNull(userInfo, out string message))
{
return(RequestHandler.ErrorResponse("GSP121", message));
}
string payload;
try
{
payload = JsonConvert.SerializeObject(new RequestPayload()
{
APIAction = "RETGENCERT",
EncryptedData = CipherHandler.EncryptData(jsonData, userInfo.Keys.SessionKey),
HAMCData = CipherHandler.Hmac(jsonData, userInfo.Keys)
});
}
catch (Exception)
{
return(RequestHandler.ErrorResponse("GSP141", "Error encrypting payload"));
}
var handler = new RequestHandler(userInfo);
var url = UrlHandler.Route(accessGroup.taxpayerapi, version.v1_1, modName.returns_gstr9c);
return(handler.Put(url, "RETGENCERT", payload));
}
//request for extension of authentication token api
public static Response RequestForExtensionOfAuthToken(Request userInfo)
{
if (!RequestHandler.IsRequestNull(userInfo, out string message))
{
return(RequestHandler.ErrorResponse("GSP121", message));
}
string payload;
try
{
payload = JsonConvert.SerializeObject(new
{
action = "REFRESHTOKEN",
app_key = CipherHandler.EncryptTextWithGSTNPublicKey(userInfo.Keys.GSTNAppKey),
username = userInfo.Header.Username,
auth_token = userInfo.Header.AuthToken
});
}
catch (Exception)
{
return(RequestHandler.ErrorResponse("GSP141", "Error encrypting payload"));
}
var handler = new RequestHandler(userInfo);
var url = UrlHandler.Route(accessGroup.taxpayerapi, version.v0_1, modName.authenticate);
return(handler.DecryptPostResponse(url, "REFRESHTOKEN", payload));
}
//request for authentication token api
public static AuthResponse RequestForAuthToken(Request userInfo, string otp)
{
if (!RequestHandler.IsRequestNull(userInfo, out string message))
{
return(RequestHandler.AuthErrorResponse("GSP121", message));
}
string payload;
try
{
payload = JsonConvert.SerializeObject(new
{
action = "AUTHTOKEN",
app_key = CipherHandler.EncryptTextWithGSTNPublicKey(userInfo.Keys.GSTNAppKey),
username = userInfo.Header.Username,
otp = CipherHandler.EncryptData(otp, userInfo.Keys.GSTNAppKey)
});
}
catch (Exception)
{
return(RequestHandler.AuthErrorResponse("GSP141", "Error encrypting payload"));
}
var handler = new RequestHandler(userInfo);
return(handler.PostAuthResponse(payload));
}
//log out api
public static Response Logout(string username, string appKey, string authToken)
{
string payload;
try
{
payload = JsonConvert.SerializeObject(new JObject()
{
{ "action", "LOGOUT" },
{ "username", username },
{ "authtoken", authToken },
{ "app_key", CipherHandler.EncryptTextWithGSTNPublicKey(appKey) }
});
}
catch (Exception)
{
return(RequestHandler.ErrorResponse("GSP141", "Error encrypting payload"));
}
var handler = new RequestHandler();
handler.UserRequest.Header.Username = username;
handler.UserRequest.Header.AuthToken = authToken;
var url = UrlHandler.Route(accessGroup.commonapi, version.v0_2, modName.authenticate);
return(handler.Post(url, "LOGOUT", payload));
}
private List <string> MakeTitleList()
{
CipherHandler handler = new CipherHandler();
CipherTable table = new CipherTable();
table = handler.getCiphers();
List <string> ciphernameList = new List <string>();
foreach (var item in table.getTable())
{
ciphernameList.Add(item.Title);
}
return(ciphernameList);
}
//authentication request api
public static Response AuthRequest(string username, string password, string appKey)
{
string payload;
try
{
payload = JsonConvert.SerializeObject(new JObject()
{
{ "action", "ACCESSTOKEN" },
{ "username", username },
{ "password", CipherHandler.EncryptData(password, appKey) },
{ "app_key", CipherHandler.EncryptTextWithGSTNPublicKey(appKey) }
});
}
catch (Exception)
{
return(RequestHandler.ErrorResponse("GSP141", "Error encrypting payload"));
}
var handler = new RequestHandler();
var url = UrlHandler.Route(accessGroup.commonapi, version.v0_2, modName.authenticate);
return(handler.Post(url, "ACCESSTOKEN", payload));
}