import os

from flask import Flask
from flask_mail import Mail
from flask import render_template

from capsulflask import virt_model

def create_app():
  app = Flask(__name__)
  app.config.from_mapping(
    BASE_URL=os.environ.get("BASE_URL", default="http://localhost:5000"),
    SECRET_KEY=os.environ.get("SECRET_KEY", default="dev"),
    DATABASE_URL=os.environ.get("DATABASE_URL", default="sql://postgres:dev@localhost:5432/postgres"),
    DATABASE_SCHEMA=os.environ.get("DATABASE_SCHEMA", default="public"),

    MAIL_SERVER=os.environ.get("MAIL_SERVER", default="m1.nullhex.com"),
    MAIL_PORT=os.environ.get("MAIL_PORT", default="587"),
    MAIL_USE_TLS=os.environ.get("MAIL_USE_TLS", default="True").lower() in ['true', '1', 't', 'y', 'yes'],
    MAIL_USERNAME=os.environ.get("MAIL_USERNAME", default="forest@nullhex.com"),
    MAIL_PASSWORD=os.environ.get("MAIL_PASSWORD", default=""),
    MAIL_DEFAULT_SENDER=os.environ.get("MAIL_DEFAULT_SENDER", default="forest@nullhex.com"),
  )

  app.config['FLASK_MAIL_INSTANCE'] = Mail(app)
  app.config['VIRTUALIZATION_MODEL'] = virt_model.MockVirtualization()

  from capsulflask import db

  db.init_app(app)

  from capsulflask import auth, landing, console

  app.register_blueprint(landing.bp)
  app.register_blueprint(auth.bp)
  app.register_blueprint(console.bp)

  app.add_url_rule("/", endpoint="index")

  return app