(C#) Amazon Translate Text

Demonstrates how to use the AWS Translate service to translate text from one language to another.

Chilkat .NET Downloads Chilkat .NET Framework Chilkat for .NET Core

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Rest rest = new Chilkat.Rest();
bool success;

Chilkat.AuthAws authAws = new Chilkat.AuthAws();
authAws.AccessKey = "AWS_ACCESS_KEY";
authAws.SecretKey = "AWS_SECRET_KEY";
authAws.Region = "us-west-2";
authAws.ServiceName = "translate";
rest.SetAuthAws(authAws);

// URL: https://translate.us-west-2.amazonaws.com/
bool bTls = true;
int port = 443;
bool bAutoReconnect = true;
success = rest.Connect("translate.us-west-2.amazonaws.com",port,bTls,bAutoReconnect);
if (success != true) {
    Debug.WriteLine("ConnectFailReason: " + Convert.ToString(rest.ConnectFailReason));
    Debug.WriteLine(rest.LastErrorText);
    return;
}

// Translate text from English to German
Chilkat.JsonObject json = new Chilkat.JsonObject();
json.UpdateString("SourceLanguageCode","en");
json.UpdateString("TargetLanguageCode","de");
json.UpdateString("Text","This is the text to be translated");

rest.AddHeader("Content-Type","application/x-amz-json-1.1");
rest.AddHeader("X-Amz-Target","AWSShineFrontendService_20170701.TranslateText");

Chilkat.StringBuilder sbRequestBody = new Chilkat.StringBuilder();
json.EmitSb(sbRequestBody);
Chilkat.StringBuilder sbResponseBody = new Chilkat.StringBuilder();
success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

int respStatusCode = rest.ResponseStatusCode;
if (respStatusCode >= 400) {
    Debug.WriteLine("Response Status Code = " + Convert.ToString(respStatusCode));
    Debug.WriteLine("Response Header:");
    Debug.WriteLine(rest.ResponseHeader);
    Debug.WriteLine("Response Body:");
    Debug.WriteLine(sbResponseBody.GetAsString());
    return;
}

Chilkat.JsonObject jsonResponse = new Chilkat.JsonObject();
jsonResponse.LoadSb(sbResponseBody);
jsonResponse.EmitCompact = false;

Debug.WriteLine(jsonResponse.Emit());

// {
//   "SourceLanguageCode": "en",
//   "TargetLanguageCode": "de",
//   "TranslatedText": "Dies ist der zu bersetzende Text"
// }

Debug.WriteLine(jsonResponse.StringOf("TranslatedText"));