# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1 (Odoo Proprietary License v1.0)

import logging

from odoo import api, fields, models, _
from odoo.exceptions import UserError

_logger = logging.getLogger(__name__)


class VoipProvider(models.Model):
    _inherit = 'voip.provider'

    rc_client_id = fields.Char(
        string='RingCentral Client ID',
        groups='base.group_system',
    )
    rc_client_secret = fields.Char(
        string='RingCentral Client Secret',
        groups='base.group_system',
    )
    rc_jwt_token = fields.Char(
        string='RingCentral JWT Token',
        groups='base.group_system',
    )
    rc_server_url = fields.Char(
        string='RingCentral Server URL',
        default='https://platform.ringcentral.com',
        groups='base.group_system',
    )
    rc_device_id = fields.Char(
        string='RingCentral Device ID',
        readonly=True,
        groups='base.group_system',
        help='Device ID assigned by RingCentral during SIP provisioning. '
             'Use this to find the device in RingCentral Admin > Phones & Devices and configure its Caller ID.',
    )

    def action_provision_sip(self):
        """Call RingCentral SIP Provision API and auto-configure provider + user credentials."""
        self.ensure_one()

        if not all([self.rc_client_id, self.rc_client_secret, self.rc_jwt_token]):
            raise UserError(_(
                'Please fill in the RingCentral Client ID, Client Secret, and JWT Token before provisioning.'
            ))

        try:
            from ringcentral import SDK
        except ImportError:
            raise UserError(_(
                'The ringcentral Python package is not installed. Run: pip install ringcentral'
            ))

        try:
            server_url = self.rc_server_url or 'https://platform.ringcentral.com'
            sdk = SDK(self.rc_client_id, self.rc_client_secret, server_url)
            platform = sdk.platform()
            platform.login(jwt=self.rc_jwt_token)

            response = platform.post(
                '/restapi/v1.0/client-info/sip-provision',
                body={'sipInfo': [{'transport': 'WSS'}]},
            )
            data = response.json()

            sip_info_list = getattr(data, 'sipInfo', None) or (data.get('sipInfo') if isinstance(data, dict) else None)
            if not sip_info_list:
                raise UserError(_('No SIP info returned from RingCentral.'))

            sip_info = sip_info_list[0]

            device_obj = getattr(data, 'device', None) or (data.get('device') if isinstance(data, dict) else None)
            device_id = ''
            if device_obj:
                device_id = str(getattr(device_obj, 'id', '') or
                               (device_obj.get('id', '') if isinstance(device_obj, dict) else ''))

            outbound_proxy = getattr(sip_info, 'outboundProxy', '') or ''
            domain = getattr(sip_info, 'domain', '') or ''
            username = getattr(sip_info, 'username', '') or ''
            password = getattr(sip_info, 'password', '') or ''
            auth_id = str(getattr(sip_info, 'authorizationId', '') or '')

            if not all([outbound_proxy, domain, username, password]):
                raise UserError(_('Incomplete SIP credentials returned from RingCentral.'))

            provider_vals = {
                'ws_server': f'wss://{outbound_proxy}',
                'pbx_ip': domain,
                'mode': 'prod',
            }
            if device_id:
                provider_vals['rc_device_id'] = device_id
            self.write(provider_vals)

            # Auto-configure the current user's SIP credentials
            user_settings = self.env['res.users.settings']._find_or_create_for_user(self.env.user)
            user_settings.write({
                'voip_provider_id': self.id,
                'voip_username': username,
                'voip_secret': password,
                'rc_authorization_id': auth_id,
            })

            _logger.info(
                "RingCentral SIP provisioned: WSS=%s, domain=%s, user=%s, authId=%s, deviceId=%s",
                outbound_proxy, domain, username, auth_id, device_id,
            )

            device_msg = ''
            if device_id:
                device_msg = f'\nDevice ID: {device_id} (visible in RingCentral Admin > Phones & Devices)'

            return {
                'type': 'ir.actions.client',
                'tag': 'display_notification',
                'params': {
                    'title': _('SIP Provisioned Successfully'),
                    'message': _(
                        'RingCentral SIP credentials configured.\n'
                        'WebSocket: wss://%(proxy)s\n'
                        'Domain: %(domain)s\n'
                        'SIP User: %(user)s%(device_msg)s',
                        proxy=outbound_proxy, domain=domain, user=username, device_msg=device_msg,
                    ),
                    'type': 'success',
                    'sticky': True,
                },
            }

        except UserError:
            raise
        except Exception as e:
            _logger.exception("RingCentral SIP provisioning failed")
            raise UserError(_('RingCentral SIP provisioning failed: %s') % str(e))