chore: refactor backend events

src/core/config/config.py

@@ -0,0 +1,11 @@
+from fastapi import FastAPI
+
+class Settings(FastAPI):
+    title="LearnHousse",
+    description="LearnHouse is a new open-source platform tailored for learning experiences.",
+    version="0.1.0",
+    root_path="/"
+    docs_url="/docs"
+    
+async def get_settings() -> Settings:
+    return Settings()

src/core/events/database.py

@@ -0,0 +1,18 @@
+import logging
+from fastapi import FastAPI
+import pymongo
+
+async def connect_to_db(app: FastAPI) :
+    logging.info("Connecting to database...")
+    try:
+        app.mongodb_client = pymongo.MongoClient("mongodb://learnhouse:learnhouse@mongo:27017/") # type: ignore
+        app.db = app.mongodb_client["learnhouse"] # type: ignore
+        logging.info("Connected to database!")
+    except Exception as e:
+        logging.error("Failed to connect to database!")
+        logging.error(e)
+
+async def close_database(app: FastAPI):
+    app.mongodb_client.close() # type: ignore
+    logging.info("LearnHouse has been shut down.")
+    return app

src/core/events/events.py

@@ -0,0 +1,17 @@
+from typing import Callable
+from fastapi import FastAPI
+from src.core.events.database import close_database, connect_to_db
+
+
+def startup_app(app: FastAPI) -> Callable:
+    async def start_app() -> None:
+        # Connect to database
+        await connect_to_db(app)
+
+    return start_app
+
+
+def shutdown_app(app: FastAPI) -> Callable:
+    async def close_app() -> None:
+        await close_database(app)
+    return close_app