(.NET Core C#) Google Translate Text

See more Google Translate Examples

Demonstrates how to use the Cloud Translation API to translate text from one spoken language to another. The example translates from English to Spanish.

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

// --------------------------------------------------------------------------------
// IMPORTANT: 
// Don't forget you need to 1st enable the Cloud Translation API in your Google Developers Console at https://console.cloud.google.com
// --------------------------------------------------------------------------------

// It is assumed we previously obtained an OAuth2 access token.
// This example loads the JSON access token file 
Chilkat.JsonObject jsonToken = new Chilkat.JsonObject();
bool success = jsonToken.LoadFile("qa_data/tokens/_googleTranslate.json");
if (success != true) {
    Debug.WriteLine("Failed to load _googleTranslate.json");
    return;
}

Chilkat.Http http = new Chilkat.Http();

http.AuthToken = jsonToken.StringOf("access_token");

// The following JSON is sent in the request body.

Chilkat.JsonObject json = new Chilkat.JsonObject();
// The following code creates the JSON request body.
json.UpdateString("q","The quick brown fox jumped over the lazy dog.");
json.UpdateString("source","en");
json.UpdateString("target","es");
json.UpdateString("format","text");

json.EmitCompact = false;
Debug.WriteLine(json.Emit());

Chilkat.HttpResponse resp = http.PostJson3("https://translation.googleapis.com/language/translate/v2","application/json",json);
if (http.LastMethodSuccess == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Chilkat.JsonObject jResp = new Chilkat.JsonObject();
resp.GetBodyJson(jResp);
jResp.EmitCompact = false;

Debug.WriteLine("Response Body:");
Debug.WriteLine(jResp.Emit());

int respStatusCode = resp.StatusCode;
Debug.WriteLine("Response Status Code = " + Convert.ToString(respStatusCode));
if (respStatusCode >= 400) {
    Debug.WriteLine("Response Header:");
    Debug.WriteLine(resp.Header);
    Debug.WriteLine("Failed.");

    return;
}

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "data": {
//     "translations": [
//       {
//         "translatedText": "El zorro rpida salt sobre el perro perezoso."
//       }
//     ]
//   }
// }

string translatedText;

int i = 0;
int n = jResp.SizeOfArray("data.translations");
while (i < n) {
    jResp.I = i;
    translatedText = jResp.StringOf("data.translations[i].translatedText");
    Debug.WriteLine(translatedText);
    i = i + 1;
}