"""Package configuration."""
import os
import pathlib

import botocore
from secrets_manager.python_ext import PythonSecretsManager

# Service information
SHARED_SECRET_NAMESPACE = 'split'
FALLBACK_SHARED_SECRET_NAMESPACE = 'python-orchard-features'

# Get environment from multiple possible env vars, defaulting to dev
DEV_ENVIRONMENT = 'dev'
TEST_ENVIRONMENT = 'test'
ENVIRONMENT = os.environ.get(
    'Environment',
    os.environ.get(
        'ENVIRONMENT',
        os.environ.get(
            'ENV',
            DEV_ENVIRONMENT
        )
    )
)

# Get splitio key from env, falling back to secretsmanager
SPLITIO_LOCAL_API_KEY = 'localhost'
SPLITIO_API_KEY = os.environ.get('SPLITIO_API_KEY')
if not SPLITIO_API_KEY:
    secrets_manager_client = PythonSecretsManager(
        application_context=False,
        environment=ENVIRONMENT,
        service_name=SHARED_SECRET_NAMESPACE)
    try:
        SPLITIO_API_KEY = secrets_manager_client.get_cred('API_KEY')
    except botocore.exceptions.ClientError as e:
        # If there's no access to the {env}/split/SPLITIO_API_KEY secret, then
        # attempt to fetch the {env}/python-orchard-features/SPLITIO_API_KEY secret
        if e.response.get('Error', {}).get('Code') != 'ResourceNotFoundException':
            raise e
        secrets_manager_client = PythonSecretsManager(
            application_context=False,
            environment=ENVIRONMENT,
            service_name=FALLBACK_SHARED_SECRET_NAMESPACE)
        SPLITIO_API_KEY = secrets_manager_client.get_cred('SPLITIO_API_KEY')
if not SPLITIO_API_KEY and ENVIRONMENT in [DEV_ENVIRONMENT, TEST_ENVIRONMENT]:
    SPLITIO_API_KEY = SPLITIO_LOCAL_API_KEY

SPLITIO_USE_PREFORKED_INITIALIZATION = os.environ.get(
    'SPLITIO_USE_PREFORKED_INITIALIZATION', 'false')
SPLITIO_USE_PREFORKED_INITIALIZATION = SPLITIO_USE_PREFORKED_INITIALIZATION.lower() == 'true'
# split.io
SPLIT_CONFIG = {
    # 'optimized' is the default setting, but failing to explicitly pass it in
    # produces warning log messages
    'impressionsMode': 'optimized',
    'preforkedInitialization': SPLITIO_USE_PREFORKED_INITIALIZATION
}

# Use a path to a local split file for development
DEFAULT_SPLIT_FILE = (
    f'{pathlib.Path(__file__).parent.resolve()}'
    '/constants/.split'
)
SPLIT_FILE_PATH = os.environ.get('SPLIT_FILE_PATH', DEFAULT_SPLIT_FILE)
if SPLIT_FILE_PATH and SPLITIO_API_KEY == SPLITIO_LOCAL_API_KEY:
    SPLIT_CONFIG.update({'splitFile': SPLIT_FILE_PATH})

SPLIT_BLOCK_UNTIL_READY_TIMEOUT = 60