public async Task <ActionResult> TextAnalytics(string text)
{
text = string.IsNullOrWhiteSpace(text) ? "I had a wonderful experience! The rooms were wonderful and the staff were helpful." : text;
var subscriptionKey = ConfigurationManager.AppSettings["TextApiKey"];
var requestService = new CognitiveServicesRequest();
var requestObject = requestService.CreateTextRequestObject(text);
// Text Language API
var urlLanguage = "https://westus.api.cognitive.microsoft.com/text/analytics/v2.0/languages";
var responseLanuage = await requestService.MakeRequest(urlLanguage, subscriptionKey, requestObject);
// Text Topics API
var urlTopics = "https://westus.api.cognitive.microsoft.com/text/analytics/v2.0/keyPhrases";
var responseTopics = await requestService.MakeRequest(urlTopics, subscriptionKey, requestObject);
//Text Sentiment API
var urlSentiment = "https://westus.api.cognitive.microsoft.com/text/analytics/v2.0/sentiment";
var responseSentiment = await requestService.MakeRequest(urlSentiment, subscriptionKey, requestObject);
var viewModel = new TextAnalyticsViewModel
{
Text = text,
JsonResponseLanuage = responseLanuage,
JsonResponseTopics = responseTopics,
JsonResponseSentiment = responseSentiment
};
return(View(viewModel));
}
public async Task <ActionResult <TextAnalyticsViewModel> > TextAnalytics([FromForm] TextAnalyticsAnalyzeRequest request)
{
if (string.IsNullOrWhiteSpace(request.TextAnalyticsSubscriptionKey))
{
throw new ArgumentException("Missing or invalid TextAnalyticsSubscriptionKey", nameof(request.TextAnalyticsSubscriptionKey));
}
if (string.IsNullOrWhiteSpace(request.TextAnalyticsEndpoint))
{
throw new ArgumentException("Missing or invalid TextAnalyticsEndpoint", nameof(request.TextAnalyticsEndpoint));
}
if (string.IsNullOrWhiteSpace(request.Text))
{
throw new ArgumentException("Missing or invalid Text", nameof(request.Text));
}
Track("Language_TextAnalytics");
var textAnalyzer = new LanguageTextAnalyticsAnalyzer(request.TextAnalyticsSubscriptionKey, request.TextAnalyticsEndpoint);
var analyzeResult = await textAnalyzer.Analyze(request.Text, request.LanguageHint);
return(View(TextAnalyticsViewModel.Analyzed(request, analyzeResult)));
}
public TextAnalyticsPage()
{
Title = "Text Analytics";
BindingContext = new TextAnalyticsViewModel();
var textEntry = new Editor
{
Text = "Hello world",
FontSize = 16
};
textEntry.SetBinding(Editor.TextProperty, "Text");
var detectLanguageFromTextButton = new Button
{
Text = "Detect Language",
TextColor = Color.White,
BackgroundColor = Color.FromHex("#03A9F4"),
FontSize = 24
};
detectLanguageFromTextButton.SetBinding(Button.CommandProperty, "DetectLanguageFromTextCommand");
var detectSentimentFromTextButton = new Button
{
Text = "Detect Sentiment",
TextColor = Color.White,
BackgroundColor = Color.Teal,
FontSize = 24
};
detectSentimentFromTextButton.SetBinding(Button.CommandProperty, "DetectSentimentCommand");
var detectKeyPhrasesFromTextButton = new Button
{
Text = "Key Phrases",
TextColor = Color.White,
BackgroundColor = Color.Purple,
FontSize = 24
};
detectKeyPhrasesFromTextButton.SetBinding(Button.CommandProperty, "DetectKeyPhrasesCommand");
var isBusyActivityIndicator = new ActivityIndicator();
isBusyActivityIndicator.SetBinding(ActivityIndicator.IsRunningProperty, "IsBusy");
isBusyActivityIndicator.SetBinding(ActivityIndicator.IsEnabledProperty, "IsBusy");
isBusyActivityIndicator.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy");
var errorMessageLabel = new Label
{
TextColor = Color.Red,
FontSize = 20
};
errorMessageLabel.SetBinding(Label.TextProperty, "ErrorMessage");
var detectedLanguageLabel = new Label
{
TextColor = Color.FromHex("#03A9F4"),
FontSize = 20
};
detectedLanguageLabel.SetBinding(Label.TextProperty, new Binding(
"LanguageResult.Documents[0].DetectedLanguages[0].Name",
BindingMode.Default,
null,
null,
"Language: {0:F0}"));
var detectedLanguageScoreLabel = new Label
{
TextColor = Color.FromHex("#03A9F4"),
FontSize = 20
};
detectedLanguageScoreLabel.SetBinding(Label.TextProperty, new Binding(
"LanguageResult.Documents[0].DetectedLanguages[0].Score",
BindingMode.Default,
null,
null,
"Score: {0:F0}"));
var detectedSentimentLabel = new Label
{
TextColor = Color.Teal,
FontSize = 20
};
detectedSentimentLabel.SetBinding(Label.TextProperty, new Binding(
"SentimentResult.Documents[0].Score",
BindingMode.Default,
null,
null,
"Sentiment Score: {0:F0}"));
var detectedKeyPhrasesLabel = new Label
{
TextColor = Color.Purple,
FontSize = 20
};
detectedKeyPhrasesLabel.SetBinding(Label.TextProperty, new Binding(
"KeyPhrasesResult.Documents[0].KeyPhrases",
BindingMode.Default,
new ListOfStringToOneStringConverter(),
null,
"KeyPhrases: {0:F0}"));
var stackLayout = new StackLayout
{
Padding = new Thickness(10, 0),
Children =
{
textEntry,
detectLanguageFromTextButton,
detectSentimentFromTextButton,
detectKeyPhrasesFromTextButton,
isBusyActivityIndicator,
detectedLanguageLabel,
detectedLanguageScoreLabel,
detectedSentimentLabel,
detectedKeyPhrasesLabel,
errorMessageLabel
}
};
Content = new ScrollView
{
Content = stackLayout
};
}
public IActionResult TextAnalytics()
{
return(View(TextAnalyticsViewModel.NotAnalyzed()));
}
