import logging
import os
import stripe

from flask import Flask
from flask.ext.principal import Principal
from flask.ext.login import LoginManager
from flask.ext.mail import Mail

import features

from storage import Storage
from data.userfiles import Userfiles
from util.analytics import Analytics


OVERRIDE_CONFIG_FILENAME = 'conf/stack/config.py'


app = Flask(__name__)
logger = logging.getLogger(__name__)


if 'TEST' in os.environ:
  from test.testconfig import TestConfig
  logger.debug('Loading test config.')
  app.config.from_object(TestConfig())
else:
  from config import DefaultConfig
  logger.debug('Loading default config.')
  app.config.from_object(DefaultConfig())

  if os.path.exists(OVERRIDE_CONFIG_FILENAME):
    logger.debug('Applying config file: %s', OVERRIDE_CONFIG_FILENAME)
    app.config.from_pyfile(OVERRIDE_CONFIG_FILENAME)

features.import_features(app.config)

Principal(app, use_sessions=False)

login_manager = LoginManager()
login_manager.init_app(app)

mail = Mail()
mail.init_app(app)

storage = Storage()
storage.init_app(app)

userfiles = Userfiles()
userfiles.init_app(app)

stripe.api_key = app.config.get('STRIPE_SECRET_KEY', None)

analytics = Analytics()
analytics.init_app(app)