from flask import Flask

import os
import logging
import secrets
from . import local_db

from .api import shipcalls
from .api import verify
from .api import participant
from .api import times
from .api import notifications
from .api import berths
from .api import ships

sessions = dict()

def create_app(test_config=None):

    app = Flask(__name__, instance_relative_config=True)
    app.config.from_mapping(
        SECRET_KEY='dev'
    )
    if test_config is None:
        app.config.from_pyfile('config.py', silent=True)
    else:
        app.config.from_mapping(test_config)

    try:
        print(f'Instance path = {app.instance_path}')
        os.makedirs(app.instance_path)
    except OSError:
        pass

    # Add blueprints
    app.register_blueprint(shipcalls.bp)
    app.register_blueprint(verify.bp)
    app.register_blueprint(participant.bp)
    app.register_blueprint(times.bp)
    app.register_blueprint(notifications.bp)
    app.register_blueprint(berths.bp)
    app.register_blueprint(ships.bp)

    logging.basicConfig(filename='brecal.log', level=logging.DEBUG, format='%(asctime)s | %(name)s | %(levelname)s | %(message)s')
    local_db.initPool()
    logging.info('App started')

    return app

def create_api_key():
    return secrets.token_urlsafe(16)