"""
Defines the Flask object used to run the server.
"""

import os
from typing import Any

from flask import Flask
from flask_sqlalchemy import SQLAlchemy  # type: ignore

DATA_HOME = os.environ.get("XDG_DATA_HOME", "~/.local/share")
CONFIG_DIR = os.path.join(DATA_HOME, "piket_server")
DB_PATH = os.path.expanduser(os.path.join(CONFIG_DIR, "database.sqlite3"))
DB_URL = f"sqlite:///{DB_PATH}"

app = Flask("piket_server")
app.config["SQLALCHEMY_DATABASE_URI"] = DB_URL
app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
db: Any = SQLAlchemy(app)