# -*- coding: utf-8 -*-
"""Application configuration."""
import os
from datetime import timedelta


class Config(object):
    """Base configuration."""

    SECRET_KEY = os.environ['SECRET_KEY']
    API_PASS = os.environ['API_PASS']
    APP_DIR = os.path.abspath(os.path.dirname(__file__))  # This directory
    PROJECT_ROOT = os.path.abspath(os.path.join(APP_DIR, os.pardir))
    DEBUG_TB_INTERCEPT_REDIRECTS = False
    CACHE_TYPE = 'simple'  # Can be "memcached", "redis", etc.
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    JWT_AUTH_USERNAME_KEY = 'email'
    JWT_AUTH_HEADER_PREFIX = 'Token'
    APISPEC_TITLE = 'MahssageBus API'
    APISPEC_VERSION = 'v0.1'
    APISPEC_OAS_VERSION = '3.0.0'
    RABBITMQ_HOST = os.environ.get("RABBITMQ_HOST", "localhost")


class ProdConfig(Config):
    """Production configuration."""

    ENV = 'prod'
    DEBUG = False
    DB_NAME = os.environ.get('DB_NAME', 'prod.db')
    DB_PATH = os.environ.get('DB_PATH', os.path.join(Config.PROJECT_ROOT, DB_NAME))
    SQLALCHEMY_DATABASE_URI = os.environ.get('DATABASE_URL',
                                             f'sqlite:///{DB_PATH}')


class DevConfig(Config):
    """Development configuration."""

    ENV = 'dev'
    DEBUG = True
    DB_NAME = 'dev.db'
    # Put the db file in project root
    DB_PATH = os.path.join(Config.PROJECT_ROOT, DB_NAME)
    SQLALCHEMY_DATABASE_URI = f'sqlite:///{DB_PATH}'
    CACHE_TYPE = 'simple'  # Can be "memcached", "redis", etc.
    JWT_ACCESS_TOKEN_EXPIRES = timedelta(60 * 60)


class TestConfig(Config):
    """Test configuration."""

    TESTING = True
    DEBUG = True
    SQLALCHEMY_DATABASE_URI = 'sqlite://'
    # For faster tests; needs at least 4 to avoid "ValueError: Invalid rounds"
    BCRYPT_LOG_ROUNDS = 4