public async Task Predict(StorageType sourceStorageType, StorageType destinationStorageType, ChunkMethod chunkType, CognitiveServiceType service)
{
InitializeStorage(sourceStorageType, destinationStorageType);
var charLimit = _configurationService.GetChunkerConfigModel().CharLimit;
var chunkLevel = _configurationService.GetChunkerConfigModel().ChunkSectionLevel;
var defaultOps = _configurationService.GetTextAnalyticsConfigModel().DefaultOperations;
var convertedFiles = new ConcurrentBag <string>();
var failedFiles = new ConcurrentDictionary <string, string>();
// Check which service to run
var runCustomText = CognitiveServiceType.CustomText.Equals(service) || CognitiveServiceType.Both.Equals(service);
var runTextAnalytics = service == CognitiveServiceType.TextAnalytics || service == CognitiveServiceType.Both;
// read files from source storage
var fileNames = await _sourceStorageService.ListFilesAsync();
// parse files
var tasks = fileNames.Select(async fileName =>
{
try
{
// select parser according to type
var fileType = Path.GetExtension(fileName);
var parsingService = _parserPoolManager.GetParser(fileType, fileName);
// read file
_loggerService.LogOperation(OperationType.ReadingFile, fileName);
var file = await _sourceStorageService.ReadFileAsync(fileName);
// parse file
_loggerService.LogOperation(OperationType.ParsingFile, fileName);
var parseResult = await parsingService.ParseFile(file);
// chunk file
_loggerService.LogOperation(OperationType.ChunkingFile, fileName);
var chunkedText = _chunkerService.Chunk(parseResult, chunkType, charLimit, chunkLevel);
// prediction service
_loggerService.LogOperation(OperationType.RunningPrediction, fileName);
var queries = chunkedText.Select(r => r.Text).ToList();
var customTextresponse = runCustomText ? await _customTextPredictionService.GetPredictionBatchAsync(queries) : null;
var sentimentResponse = runTextAnalytics && defaultOps.Sentiment ? await _textAnalyticsPredictionService.PredictSentimentBatchAsync(queries) : null;
var nerResponse = runTextAnalytics && defaultOps.Ner ? await _textAnalyticsPredictionService.PredictNerBatchAsync(queries) : null;
var keyphraseResponse = runTextAnalytics && defaultOps.Keyphrase ? await _textAnalyticsPredictionService.PredictKeyphraseBatchAsync(queries) : null;
// concatenation service
var concatenatedResponse = _concatenationService.ConcatPredictionResult(chunkedText.ToArray(), customTextresponse, sentimentResponse, nerResponse, keyphraseResponse);
var responseAsJson = JsonConvert.SerializeObject(concatenatedResponse, Formatting.Indented);
// store file
_loggerService.LogOperation(OperationType.StoringResult, fileName);
var newFileName = Path.GetFileNameWithoutExtension(fileName) + ".json";
await _destinationStorageService.StoreDataAsync(responseAsJson, newFileName);
convertedFiles.Add(fileName);
}
catch (CliException e)
{
failedFiles[fileName] = e.Message;
_loggerService.LogError(e);
}
});
await Task.WhenAll(tasks);
_loggerService.LogParsingResult(convertedFiles, failedFiles);
}
public async Task ExtractText(StorageType sourceStorageType, StorageType destinationStorageType, ChunkMethod chunkType)
{
InitializeStorage(sourceStorageType, destinationStorageType);
var charLimit = _configurationService.GetChunkerConfigModel().CharLimit;
var chunkLevel = _configurationService.GetChunkerConfigModel().ChunkSectionLevel;
var convertedFiles = new ConcurrentBag <string>();
var failedFiles = new ConcurrentDictionary <string, string>();
// read files from source storage
var fileNames = await _sourceStorageService.ListFilesAsync();
// parse files
var tasks = fileNames.Select(async fileName =>
{
try
{
// select parser according to type
var fileType = Path.GetExtension(fileName);
var parsingService = _parserPoolManager.GetParser(fileType, fileName);
// read file
_loggerService.LogOperation(OperationType.ReadingFile, fileName);
var file = await _sourceStorageService.ReadFileAsync(fileName);
// parse file
_loggerService.LogOperation(OperationType.ParsingFile, fileName);
var parseResult = await parsingService.ParseFile(file);
// chunk file
_loggerService.LogOperation(OperationType.ChunkingFile, fileName);
var chunkedText = _chunkerService.Chunk(parseResult, chunkType, charLimit, chunkLevel);
// store file
_loggerService.LogOperation(OperationType.StoringResult, fileName);
foreach (var item in chunkedText.Select((value, i) => (value, i)))
{
var newFileName = ChunkInfoHelper.GetChunkFileName(fileName, item.i);
await _destinationStorageService.StoreDataAsync(item.value.Text, newFileName);
}
convertedFiles.Add(fileName);
}
catch (CliException e)
{
failedFiles[fileName] = e.Message;
_loggerService.LogError(e);
}
});
await Task.WhenAll(tasks);
_loggerService.LogParsingResult(convertedFiles, failedFiles);
}