# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import SUPERUSER_ID, tools
from odoo.http import request, route
from odoo.addons.bus.controllers.main import BusController


class MailChatController(BusController):

    def _default_request_uid(self):
        """ For Anonymous people, they receive the access right of SUPERUSER_ID since they have NO access (auth=none)
            !!! Each time a method from this controller is call, there is a check if the user (who can be anonymous and Sudo access)
            can access to the resource.
        """
        return request.session.uid and request.session.uid or SUPERUSER_ID

    # --------------------------
    # Extends BUS Controller Poll
    # --------------------------
    def _poll(self, dbname, channels, last, options):
        channels = list(channels)  # do not alter original list
        guest_sudo = request.env['mail.guest']._get_guest_from_request(request).sudo()
        mail_channels = request.env['mail.channel']
        if request.session.uid:
            partner = request.env.user.partner_id
            mail_channels = partner.channel_ids
            channels.append(partner)
        elif guest_sudo:
            if 'bus_inactivity' in options:
                guest_sudo.env['bus.presence'].update(inactivity_period=options.get('bus_inactivity'), identity_field='guest_id', identity_value=guest_sudo.id)
            mail_channels = guest_sudo.channel_ids
            channels.append(guest_sudo)
        for mail_channel in mail_channels:
            channels.append(mail_channel)
        return super()._poll(dbname, channels, last, options)

    # --------------------------
    # Anonymous routes (Common Methods)
    # --------------------------
    @route('/mail/chat_post', type="json", auth="public", cors="*")
    def mail_chat_post(self, uuid, message_content, **kwargs):
        mail_channel = request.env["mail.channel"].sudo().search([('uuid', '=', uuid)], limit=1)
        if not mail_channel:
            return False

        # find the author from the user session
        if request.session.uid:
            author = request.env['res.users'].sudo().browse(request.session.uid).partner_id
            author_id = author.id
            email_from = author.email_formatted
        else:  # If Public User, use catchall email from company
            author_id = False
            email_from = mail_channel.anonymous_name or mail_channel.create_uid.company_id.catchall_formatted
        # post a message without adding followers to the channel. email_from=False avoid to get author from email data
        body = tools.plaintext2html(message_content)
        message = mail_channel.with_context(mail_create_nosubscribe=True).message_post(
            author_id=author_id,
            email_from=email_from,
            body=body,
            message_type='comment',
            subtype_xmlid='mail.mt_comment'
        )
        return message.id if message else False

    @route(['/mail/chat_history'], type="json", auth="public", cors="*")
    def mail_chat_history(self, uuid, last_id=False, limit=20):
        channel = request.env["mail.channel"].sudo().search([('uuid', '=', uuid)], limit=1)
        if not channel:
            return []
        else:
            return channel._channel_fetch_message(last_id, limit)