"""Auth Application.

The auth application is responsible for providing the different endpoints
that allows a user to log in and other applications to verify the validity
of a token.
"""

import logging
import sys

import connector_neo4j
from flask import Flask
import owsclient
from owslogger import flask_logger
from owslogger.logger import DDJsonFormatter
from owsrequest import flask_request
from owsrequest.ows_client import correlation_id_getter, request_context_getter
from pythonfeatures import pythonfeatures
from pythonfeatures.constants import split as split_constants

from users import config

app = Flask(config.SERVICE_NAME)

# Setting up the logging
flask_logger.setup(
    app,
    config.ENVIRONMENT,
    config.LOGGER_NAME,
    config.LOGGER_LEVEL,
    config.SERVICE_NAME,
    config.SERVICE_VERSION,
    exclude_paths=[config.HEALTH_CHECK],
)

try:
    import uwsgi  # noqa

    uwsgiRunning = True
except ImportError:
    uwsgiRunning = False

flask_request.setup(
    app,
    config.ENVIRONMENT,
    uwsgi_cache_enabled=uwsgiRunning,
    add_request_context=True,
    label_profile=True,
    verify_access=True,
    rules_file='users/access_rules.yml',
    exclude_paths=[
        config.HEALTH_CHECK,
        config.USER_PROFILES_FOR_APP_URL,
        config.USER_IDENTITY_FROM_PROFILE_URL,
        config.LABEL_PROFILE_ACCESS_URL,
        config.AUTH0_USER_IDENTITY_FROM_PROFILE_URL,
        config.PRIMARY_VEND_CONTACT_URL,
        config.VALID_INVITATION,
        config.INTERNAL_USERS_URL,
        config.INTERNAL_USER_BY_EMAIL_URL,
    ],
    access_log_only=config.ONLY_LOG_ACCESS_ERRORS,
)


is_enabled = (
    pythonfeatures.get_single_feature_by_attributes('neo4j_aura', {'service': config.SERVICE_NAME})
).message == split_constants.FEATURE_ENABLED
if is_enabled:
    neo4j_username = config.NEO4J_AURA_USERNAME
    neo4j_password = config.NEO4J_AURA_PASSWORD
    neo4j_url = config.NEO4J_AURA_URL
else:
    neo4j_username = config.NEO4J_USERNAME
    neo4j_password = config.NEO4J_PASSWORD
    neo4j_url = config.NEO4J_URL

connector_neo4j.configure(
    neo4j_url,
    neo4j_username,
    neo4j_password,
    max_transaction_retry_time=config.NEO4J_MAX_RETRY_TIME,
)

# Add DEBUG logs for Neo4j driver
if config.ENABLE_NEO4J_DEBUG_LOGS:
    neo_handler = logging.StreamHandler(sys.stdout)
    neo_formatter = DDJsonFormatter(config.SERVICE_NAME, config.ENVIRONMENT, config.SERVICE_VERSION)
    neo_handler.setFormatter(neo_formatter)

    logging.getLogger('neo4j').addHandler(neo_handler)
    logging.getLogger('neo4j').setLevel(logging.DEBUG)

# Set up owsclient
ows_client = owsclient.OwsClient(
    service_name=config.SERVICE_NAME,
    environment=config.ENVIRONMENT,
    correlation_id_getter=correlation_id_getter,
    request_context_getter=request_context_getter,
)