Merge pull request #1335 from kom-senapati/feature/mongodb-connection-refactor

refactor: use MongoDB singleton for connection management

application/api/user/routes.py

@@ -8,18 +8,18 @@ from bson.dbref import DBRef
 from bson.objectid import ObjectId
 from flask import Blueprint, jsonify, make_response, request
 from flask_restx import inputs, fields, Namespace, Resource
-from pymongo import MongoClient
 from werkzeug.utils import secure_filename
 
 from application.api.user.tasks import ingest, ingest_remote
 
+from application.core.mongo_db import MongoDB
 from application.core.settings import settings
 from application.extensions import api
 from application.utils import check_required_fields
 from application.vectorstore.vector_creator import VectorCreator
 from application.tts.google_tts import GoogleTTS
 
-mongo = MongoClient(settings.MONGO_URI)
+mongo = MongoDB.get_client()
 db = mongo["docsgpt"]
 conversations_collection = db["conversations"]
 sources_collection = db["sources"]