DetectLanguage.cs

public string DetectLanguageFromText(string text)
    {
        log.Info($"Got Text {text}");
        string detectedLanguage = "";
        var result = client.DetectLanguageAsync(new BatchInput(
                    new List<Input>()
                        {
                          new Input("1", text)
                        })).Result;

        // Printing language results.
        foreach (var document in result.Documents)
        {
            detectedLanguage = document.DetectedLanguages[0].Iso6391Name;
            log.Info($"Document ID: {document.Id} , Language: {document.DetectedLanguages[0].Name}");
        }
        return detectedLanguage;
    }