import logging
from llama_index.core.indices import VectorStoreIndex
from app.engine.vectordb import get_vector_store
from app.engine.loaders import get_document_Types
from typing import Dict,Any
logger = logging.getLogger("uvicorn")

def get_index(**args):
    logger.info("Connecting vector store...")
    if 'prjFlag' in args:
        prjFlags = get_document_Types()
        if len(prjFlags)<=0:
            return None
        prjFlag = args.get('prjFlag','')
        flag = prjFlags[0] if prjFlag not in prjFlags else prjFlag
    else:
        flag = ''
    store = get_vector_store(flag)
    index = VectorStoreIndex.from_vector_store(store)
    logger.info("Finished load index from vector store.")
    return index