public static async Task Run([TimerTrigger("0 */5 * * * *")] TimerInfo myTimer, TraceWriter log)
{
//Search in Face API all persons in the group.
List <PersonInGroupOfPerson> personsInFaceAPI = await client_face.ListOfPersonsInPersonGroup(Settings.PersonGroupId);
//Search in documents all persons registered.
List <Person> personsInDocuments = null;
var collection = await client_document.CreateDocumentCollectionIfNotExistsAsync(UriFactory.CreateDatabaseUri(Settings.DatabaseId), new DocumentCollection { Id = Settings.PersonCollectionId }, new RequestOptions { OfferThroughput = 1000 });
var query = client_document.CreateDocumentQuery <Person>(collection.Resource.SelfLink, new SqlQuerySpec()
{
QueryText = "SELECT * FROM Person f"
});
personsInDocuments = query.ToList();
/* Search persons in Face API, check if exists in documents, if not then deleted faces and persons from Face API */
await Task.Run(() =>
{
Parallel.ForEach(personsInFaceAPI, async person =>
{
//search person id from face api in documents.
Person person_in_document_and_face_api = personsInDocuments.Find(x => x.FaceAPIPersonId == person.PersonId);
//if person registered in Face API not exists in documents then delete it from Face API.
if (person_in_document_and_face_api == null)
{
if (Parallel.ForEach(person.PersistedFaceIds, async persistedFaceId =>
{
bool result = await client_face.DeleteFace(Settings.PersonGroupId, person.PersonId, persistedFaceId);
}).IsCompleted)
{
bool result = await client_face.DeletePerson(Settings.PersonGroupId, person.PersonId);
}
;
}
});
});
}
