from typing import Tuple
from fastapi import FastAPI
from pydantic import MySQLDsn
from config import configs
from db import MySQLConfig, Database

def get_app() -> FastAPI:
    app = FastAPI()
    return app

def get_config(url: MySQLDsn) -> MySQLConfig:
    db_config = MySQLConfig(url=url)
    return db_config

def get_database(uri: MySQLConfig) -> Database:
    database = Database(uri=uri)
    return database

def init_app() -> Tuple[FastAPI, Database]:
    app = get_app()
    uri = get_config(url=configs.DB_URI)
    database = get_database(uri=uri)
    return app, database