# Copyright 2016-2019 Camptocamp SA
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html)

import logging
import os
import threading
import uuid

from odoo import http

from .strtobool import strtobool

_logger = logging.getLogger(__name__)

try:
    from pythonjsonlogger import jsonlogger
except ImportError:
    jsonlogger = None  # noqa
    _logger.debug("Cannot 'import pythonjsonlogger'.")


def is_true(strval):
    return bool(strtobool(strval or "0".lower()))


class OdooJsonFormatter(jsonlogger.JsonFormatter):
    def add_fields(self, log_record, record, message_dict):
        record.pid = os.getpid()
        record.dbname = getattr(threading.currentThread(), "dbname", "?")
        record.request_id = getattr(threading.current_thread(), "request_uuid", None)
        record.uid = getattr(threading.current_thread(), "uid", None)
        _super = super(OdooJsonFormatter, self)
        return _super.add_fields(log_record, record, message_dict)


if is_true(os.environ.get("ODOO_LOGGING_JSON")):
    formatted_message = (
        "%(asctime)s %(pid)s %(levelname)s %(dbname)s %(name)s: %(message)s"
    )
    formatter = OdooJsonFormatter(formatted_message)
    logging.getLogger().handlers[0].formatter = formatter


# monkey patch Request constructor to store request_uuid
org_init = http.Request.__init__


def new_init(self, httprequest):
    org_init(self, httprequest)
    threading.current_thread().request_uuid = uuid.uuid4()


http.Request.__init__ = new_init