Dyxless/dyxless/__init__.py

import os
import json

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

app = Flask(
    "__name__",
    template_folder="dyxless/templates",
    static_folder="dyxless/static",
)
db = SQLAlchemy()
mail = Mail()

with open("dyxless/config.json") as config_file:
    config_data = json.load(config_file)

main_settings = config_data["main_settings"]
app.config.update(main_settings)

db_settings = config_data["db_settings"]
app.config.update(db_settings)

mail_settings = config_data["mail_settings"]
app.config.update(mail_settings)

db.init_app(app)
mail.init_app(app)

login_manager = LoginManager()
login_manager.login_view = "auth.login"
login_manager.login_message = (
    "Вам необходимой войти, чтобы увидеть эту страницу"
)
login_manager.login_message_category = "is-warning"
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 .auth import auth as auth_blueprint

app.register_blueprint(auth_blueprint)

from .main import main as main_blueprint

app.register_blueprint(main_blueprint)

from .mails import mails as mails_blueprint

app.register_blueprint(mails_blueprint)

if not os.path.exists(app.config["SQLALCHEMY_DATABASE_URI"]):
    db.create_all(app=app)