public static async Task AddPDFs(List <string> uris)
{
//Instance of TextExtractor
TextExtractor te = new TextExtractor();
//List of IndexMetadata for LUCENE
List <IndexMetadata> metadatas = new List <IndexMetadata>();
//Process each pdf
foreach (var item in uris)
{
//Upload PDF to Blob
var pdfLink = await UploadPDFs(item);
//Process IndexMetadata for LUCENE
metadatas.Add(ProcessMetadata(item, te));
//Convert all pdf pages to images
var imageUris = Convert2Image(item);
}
//Index to LUCENE
LuceneSearch.AddUpdateLuceneIndex <IndexMetadata>(metadatas);
await Task.CompletedTask;
}
public static async Task <List <SampleObject> > GetVisualResults(string keyword)
{
var result = LuceneSearch.SearchDefault <IndexMetadata>(keyword, "Text");
return(await ProcessResult.ProcessResults(result, keyword));
}