import logging
from dotenv import load_dotenv
from pathlib import Path
import logging
import os

# prepare optional local setup
env_path = Path(__file__).parent.parent / "local.env"
load_dotenv(env_path)

# ensure env vars set
necesasary_var_list = {
    "MONGO_HOST",
    "MONGO_DB",
    "MONGO_COLLECTION",
    "MONGO_USER",
    "MONGO_PASSWORD",
}
for env_var in necesasary_var_list:
    # ensure env var set
    assert (
        env_var in os.environ
    ), (
        f"environment variable not set: {env_var}"
    )

# setup logging stream handler
fmt = (
    '%(asctime)s | '
    '%(levelname)s | '
    '%(filename)s | '
    '%(funcName)s | '
    '%(message)s'
)
datefmt = '%Y-%m-%d %H:%M:%S'
logging.basicConfig(format=fmt, datefmt=datefmt, level=logging.INFO)

logging.info("initialized app")

from src.web import app
server = app.server

if __name__ == "__main__":
    # prepare local env vars
    os.environ["MONGO_HOST"] = "localhost"
    # run app
    app.run(debug=True)
    logging.info("started app")