import os


basedir = os.path.abspath(os.path.dirname(__file__))


class Config:
    MAIL_SERVER = os.environ.get('MAIL_SERVER', 'smtp.gmail.com')
    MAIL_PORT = int(os.environ.get('MAIL_PORT', '587'))
    MAIL_USE_TLS = os.environ.get('MAIL_USE_TLS', 'true').lower() in \
        ['true', 'on', '1']
    MAIL_USERNAME = os.environ.get('MAIL_USERNAME')
    MAIL_PASSWORD = os.environ.get('MAIL_PASSWORD')
    OPAQUE_MAIL_SUBJECT_PREFIX = '[Opaque]'
    OPAQUE_MAIL_SENDER = 'Opaque Development <dev.opaque@gmail.com>'
    SECRET_KEY = os.environ.get('SECRET_KEY') or 'hard to guess string'
    SQLALCHEMY_TRACK_MODIFICATIONS = False

    @staticmethod
    def init_app(app):
        pass


class DevelopmentConfig(Config):
    DEBUG = True
    SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'data_dev.sqlite')


class TestingConfig(Config):
    TESTING = True
    SQLALCHEMY_DATABASE_URI = os.environ.get('TEST_DATABASE_URL') or \
        'sqlite://'
    WTF_CSRF_ENABLED = False


# class ProductionConfig(Config):


config = {
    'development': DevelopmentConfig,
    'testing': TestingConfig,
    # 'production': ProductionConfig,

    'default': DevelopmentConfig
}