# -*- mode: python; -*-

"""This is the application factory.

When the mdl app package is imported, Flask uses the create_app
function to instantiate the web app.

"""

from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_login import LoginManager

from .models import db


def create_app():
    app = Flask(__name__)
    app.config.from_pyfile("../config.py")

    db.init_app(app)

    login_manager = LoginManager()
    login_manager.login_view = "auth.login"
    login_manager.init_app(app)

    from .models import User

    @login_manager.user_loader
    def load_user(user_id):
        return User.query.get(int(user_id))

    from .main import main

    app.register_blueprint(main)

    from .modules import common, auth

    app.register_blueprint(common)
    app.register_blueprint(auth)

    return app