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

import json
import logging
import time

from odoo import models
from odoo.http import request as http_request
from odoo.tools.config import config

_logger = logging.getLogger("monitoring.http.requests")


class IrHttp(models.AbstractModel):
    _inherit = "ir.http"

    @classmethod
    def _dispatch(cls, endpoint):
        begin = time.time()
        response = super()._dispatch(endpoint)
        end = time.time()
        if not cls._monitoring_blacklist(http_request) and cls._monitoring_filter(
            http_request
        ):
            info = cls._monitoring_info(http_request, response, begin, end)
            cls._monitoring_log(info)
        return response

    @classmethod
    def _monitoring_blacklist(cls, request):
        path_info = request.httprequest.environ.get("PATH_INFO")
        if path_info.startswith("/longpolling/"):
            return True
        return False

    @classmethod
    def _monitoring_filter(cls, _):
        return True

    @classmethod
    def _monitoring_info(cls, request, response, begin, end):
        path = request.httprequest.environ.get("PATH_INFO")
        info = {
            # timing
            "start_time": time.strftime("%Y-%m-%d %H:%M:%S", time.gmtime(begin)),
            "duration": end - begin,
            # HTTP things
            "method": request.httprequest.method,
            "url": request.httprequest.url,
            "path": path,
            "content_type": request.httprequest.environ.get("CONTENT_TYPE"),
            "user_agent": request.httprequest.environ.get("HTTP_USER_AGENT"),
            # Odoo things
            "db": None,
            "uid": request.uid,
            "login": None,
            "server_environment": config.get("running_env"),
            "model": None,
            "model_method": None,
            "workflow_signal": None,
            # response things
            "response_status_code": None,
        }
        if hasattr(request, "status_code"):
            info["status_code"] = response.status_code
        if hasattr(request, "session"):
            info.update(
                {
                    "login": request.session.get("login"),
                    "db": request.session.get("db"),
                }
            )
        if hasattr(request, "params"):
            info.update(
                {
                    "model": request.params.get("model"),
                    "model_method": request.params.get("method"),
                    "workflow_signal": request.params.get("signal"),
                }
            )
        return info

    @classmethod
    def _monitoring_log(cls, info):
        _logger.info(json.dumps(info))