"""Application configuration."""

import logging
import os

from secrets_manager.flask_ext import FlaskSecretsManager
from sqlalchemy import pool

# Service information
SERVICE_NAME = 'ows-content-review'
SERVICE_VERSION = '1.0.0'

# Production environment
PROD_ENVIRONMENT = 'prod'
DEV_ENVIRONMENT = 'dev'
QA_ENVIRONMENT = 'qa'
TEST_ENVIRONMENT = 'test'
ENVIRONMENT = os.environ.get('Environment', DEV_ENVIRONMENT)

secrets_manager_client = FlaskSecretsManager(
    application_context=False, environment=ENVIRONMENT,
    service_name=SERVICE_NAME)

# Errors and loggers
SENTRY = secrets_manager_client.get_cred('SENTRY_DSN') or None

LOGGER_LEVEL = logging.INFO
LOGGER_NAME = 'ows1'

# Generic handlers
HEALTH_CHECK = '/hello/'

# Database config
if ENVIRONMENT == TEST_ENVIRONMENT:
    POOL_CLASS = pool.StaticPool
    DB_URL = 'sqlite://'
else:
    # DB Pool starts with specified pool size, but will temporarily increase
    # if there is a surge of requests.
    POOL_CLASS = pool.QueuePool
    POOL_SIZE = 5
    POOL_RECYCLE_MS = 3600  # Avoids connections going stale
    POOL_MAX_OVERFLOW = -1
    POOL_PRE_PING = True
    # We must explicitly set utf8 encoding for MySQL connections
    DB_URL = (
        'mysql+pymysql://{user}:{password}@{host}/{db_name}?charset={charset}'
        .format(
            user=secrets_manager_client.get_cred('OCR_MYSQL_USER'),
            password=secrets_manager_client.get_cred('OCR_MYSQL_PASSWORD'),
            host=secrets_manager_client.get_cred('OCR_MYSQL_HOST'),
            db_name=secrets_manager_client.get_cred('OCR_MYSQL_DATABASE'),
            charset='utf8'))