/// <summary>
/// Processes the model asynchronous.
/// </summary>
/// <param name="activityContext">The activity context.</param>
/// <returns>
/// The output model.
/// </returns>
protected override Task <CustomerReviewSentencesTagWeightModel> ProcessModelAsync(ActivityContext activityContext)
{
Logger.Info(
$"Extracting tag weight: {activityContext.InputModel.CorrelationId}");
try
{
var inputModel = activityContext.GetInputModel <CustomerReviewSentencesModel>();
var sentences = inputModel.Sentences as IList <string> ?? inputModel.Sentences.ToList();
var sentenceTagWeightResults = new List <SentenceTagWeightResult>();
for (var sentenceIndex = 0; sentenceIndex < sentences.Count; sentenceIndex++)
{
var sentence = sentences[sentenceIndex];
var tagWeightResult = TagWeightService.Extract(sentence);
sentenceTagWeightResults.AddRange(
tagWeightResult.Select(r =>
new SentenceTagWeightResult(sentenceIndex, sentence, r.Word, r.Weight)));
}
return(Task.FromResult(
new CustomerReviewSentencesTagWeightModel(inputModel.CustomerReviewModel, sentenceTagWeightResults)));
}
catch (Exception ex)
{
Logger.Error(
$"Extracting tag weight failed, exception detail: {ex.GetDetailMessage()}, context: {activityContext.ToJsonIndented()}",
ex);
throw;
}
}
/// <summary>
/// Processes the model asynchronous.
/// </summary>
/// <param name="activityContext">The activity context.</param>
/// <returns>
/// The output model.
/// </returns>
protected override async Task <CustomerReviewSentencesSentimentModel> ProcessModelAsync(
ActivityContext activityContext)
{
Logger.Info(
$"Analyzing sentiment: {activityContext.InputModel.CorrelationId}");
try
{
var inputModel = activityContext.GetInputModel <CustomerReviewSentencesModel>();
var sentences = inputModel.Sentences as IList <string> ?? inputModel.Sentences.ToList();
var textDictionary =
sentences.Select((s, idx) => new KeyValuePair <int, string>(idx, s))
.ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
var sentimentResult = await SentimentClient.BatchAnalyzeAsync(textDictionary);
var sentenceSentimentResults =
sentimentResult.Select(
kvp =>
new SentenceSentimentResult(
kvp.Key,
textDictionary[kvp.Key],
kvp.Value.SentimentType.ToString("G"),
kvp.Value.Score));
return(new CustomerReviewSentencesSentimentModel(
inputModel.CustomerReviewModel,
sentenceSentimentResults));
}
catch (Exception ex)
{
Logger.Error(
$"Analyze sentiment failed, exception detail: {ex.GetDetailMessage()}, context: {activityContext.ToJsonIndented()}",
ex);
throw;
}
}