# -*- coding: utf-8 -*-

import openai
import requests, json
import datetime
# from transformers import TextDavinciTokenizer, TextDavinciModel
from odoo import api, fields, models, tools, _
from odoo.exceptions import UserError

import logging
_logger = logging.getLogger(__name__)


class Channel(models.Model):
    _inherit = 'mail.channel'
    
    def get_openai_context(self, channel_id, author_id, answer_id, minutes=30, chat_count=1):
        # 上下文处理，要处理群的方式，以及独聊的方式
        # azure新api 处理
        context_history = []
        afterTime = fields.Datetime.now() - datetime.timedelta(minutes=minutes)
        message_model = self.env['mail.message'].sudo()
        # 处理消息： 取最新问题 + 上 chat_count=1次的交互，将之前的交互按时间顺序拼接。
        # 注意： ai 每一次回复都有 parent_id 来处理连续性
        # 私聊处理

        # todo: 更好的处理方式
        domain = [('res_id', '=', channel_id),
                  ('model', '=', 'mail.channel'),
                  ('message_type', '!=', 'user_notification'),
                  ('parent_id', '!=', False),
                  ('author_id', '=', answer_id.id),
                  ('body', '!=', '<p>%s</p>' % _('Response Timeout, please speak again.')),
                  ('body', '!=', _('温馨提示：您发送的内容含有敏感词，请修改内容后再向我发送。'))]

        if self.channel_type in ['group', 'channel']:
            # 群聊增加时间限制，当前找所有人，不限制 author_id
            domain += [('date', '>=', afterTime)]
        ai_msg_list = message_model.with_context(tz='UTC').search(domain, order="id desc", limit=chat_count)
        for ai_msg in ai_msg_list:
            # 判断这个 ai_msg 是不是ai发，有才 insert。 判断 user_msg 是不是 user发的，有才 insert
            user_msg = ai_msg.parent_id
            if ai_msg.author_id.gpt_id:
                ai_content = str(ai_msg.body).replace("<p>", "").replace("</p>", "").replace("<p>", "")
                context_history.insert(0, {
                    'role': 'assistant',
                    'content': ai_content,
                })
            if not user_msg.author_id.gpt_id:
                user_content = user_msg.description.replace("<p>", "").replace("</p>", "").replace('@%s' % answer_id.name, '').lstrip()
                context_history.insert(0, {
                    'role': 'user',
                    'content': user_content,
                })
        return context_history

    def get_ai_config(self, ai):
        # 勾子，用于取ai 配置
        return {}

    def get_ai_response(self, ai, messages, channel, user_id, message):
        author_id = message.create_uid.partner_id
        answer_id = user_id.partner_id
        # todo: 只有个人配置的群聊才给配置
        param = self.get_ai_config(ai)
        res = ai.get_ai(messages, author_id, answer_id, param)
        if res:
            res = res.replace('\n', '<br/>')
            channel.with_user(user_id).message_post(body=res, message_type='comment', subtype_xmlid='mail.mt_comment', parent_id=message.id)

    def _notify_thread(self, message, msg_vals=False, **kwargs):
        rdata = super(Channel, self)._notify_thread(message, msg_vals=msg_vals, **kwargs)
        # print(f'rdata:{rdata}')
        answer_id = self.env['res.partner']
        user_id = self.env['res.users']
        author_id = msg_vals.get('author_id')
        ai = self.env['ai.robot']
        channel = self.env['mail.channel']
        channel_type = self.channel_type
        messages = []

        # 不处理 一般notify，但处理欢迎
        if '<div class="o_mail_notification' in message.body and message.body != _('<div class="o_mail_notification">joined the channel</div>'):
                return rdata

        if channel_type == 'chat':
            channel_partner_ids = self.channel_partner_ids
            answer_id = channel_partner_ids - message.author_id
            user_id = answer_id.mapped('user_ids').filtered(lambda r: r.gpt_id)[:1]
            if user_id and answer_id.gpt_id:
                gpt_policy = user_id.gpt_policy
                gpt_wl_partners = user_id.gpt_wl_partners
                is_allow = message.author_id.id in gpt_wl_partners.ids
                if gpt_policy == 'all' or (gpt_policy == 'limit' and is_allow):
                    ai = answer_id.gpt_id

        elif channel_type in ['group', 'channel']:
            # partner_ids = @ ids
            partner_ids = list(msg_vals.get('partner_ids'))
            if partner_ids:
                # 常规群聊 @
                partners = self.env['res.partner'].search([('id', 'in', partner_ids)])
                # user_id = user, who has binded gpt robot
                user_id = partners.mapped('user_ids').filtered(lambda r: r.gpt_id)[:1]
            elif message.body == _('<div class="o_mail_notification">joined the channel</div>'):
                # 欢迎的情况
                partners = self.channel_partner_ids.filtered(lambda r: r.gpt_id)[:1]
                user_id = partners.mapped('user_ids')[:1]
            elif self.member_count == 2:
                # 处理独聊频道
                if hasattr(self, 'is_private') and not self.is_private:
                    # 2个人的非私有频道不处理
                    pass
                else:
                    partners = self.channel_partner_ids.filtered(lambda r: r.gpt_id)[:1]
                    user_id = partners.mapped('user_ids')[:1]
            elif not message.author_id.gpt_id:
                # 没有@时，默认第一个robot
                # robot = self.env.ref('app_chatgpt.chatgpt_robot')
                # 临时用azure
                robot = self.env.ref('app_chatgpt.chatgpt3_azure')
                if robot:
                    user_id = self.env['res.users'].search([('gpt_id', '=', robot.id)], limit=1)
                else:
                    partners = self.channel_partner_ids.filtered(lambda r: r.gpt_id)[:1]
                    user_id = partners.mapped('user_ids')[:1]
            if user_id:
                gpt_policy = user_id.gpt_policy
                gpt_wl_partners = user_id.gpt_wl_partners
                is_allow = message.author_id.id in gpt_wl_partners.ids
                answer_id = user_id.partner_id
                if gpt_policy == 'all' or (gpt_policy == 'limit' and is_allow):
                    ai = user_id.gpt_id

        chatgpt_channel_id = self.env.ref('app_chatgpt.channel_chatgpt')
        
        if message.body == _('<div class="o_mail_notification">joined the channel</div>'):
            msg = _("Please warmly welcome our new partner %s and send him the best wishes.") % message.author_id.name
        else:
            # 不能用 preview， 如果用 : 提示词则 preview信息丢失
            plaintext_ct = tools.html_to_inner_content(message.body)
            msg = plaintext_ct.replace('@%s' % answer_id.name, '').lstrip()

        if not msg:
            return rdata
        # api_key = self.env['ir.config_parameter'].sudo().get_param('app_chatgpt.openapi_api_key')
        api_key = ''
        if ai:
            api_key = ai.openapi_api_key
            if not api_key:
                _logger.warning(_("ChatGPT Robot【%s】have not set open api key."))
                return rdata
        try:
            openapi_context_timeout = int(self.env['ir.config_parameter'].sudo().get_param('app_chatgpt.openapi_context_timeout')) or 60
        except:
            openapi_context_timeout = 60
        sync_config = self.env['ir.config_parameter'].sudo().get_param('app_chatgpt.openai_sync_config')
        openai.api_key = api_key
        # print(msg_vals)
        # print(msg_vals.get('record_name', ''))
        # print('self.channel_type :',self.channel_type)
        if ai:
            # 非4版本，取0次。其它取3 次历史
            chat_count = 0 if '4' in ai.ai_model else 3
            if author_id != answer_id.id and self.channel_type == 'chat':
                # 私聊
                _logger.info(f'私聊:author_id:{author_id},partner_chatgpt.id:{answer_id.id}')
                channel = self.env[msg_vals.get('model')].browse(msg_vals.get('res_id'))
            elif author_id != answer_id.id and msg_vals.get('model', '') == 'mail.channel' and msg_vals.get('res_id', 0) == chatgpt_channel_id.id:
                # todo: 公开的群聊，当前只开1个，后续更多
                _logger.info(f'频道群聊:author_id:{author_id},partner_chatgpt.id:{answer_id.id}')
                channel = chatgpt_channel_id
            elif author_id != answer_id.id and msg_vals.get('model', '') == 'mail.channel' and self.channel_type in ['group', 'channel']:
                # 高级用户自建的话题
                channel = self.env[msg_vals.get('model')].browse(msg_vals.get('res_id'))
                if hasattr(channel, 'is_private') and channel.description:
                    messages.append({"role": "system", "content": channel.description})
        
            try:
                messages = []
                c_history = self.get_openai_context(channel.id, author_id, answer_id, openapi_context_timeout, chat_count)
                if c_history:
                    messages += c_history
                messages.append({"role": "user", "content": msg})
                if sync_config == 'sync':
                    self.get_ai_response(ai, messages, channel, user_id, message)
                else:
                    self.with_delay().get_ai_response(ai, messages, channel, user_id, message)
            except Exception as e:
                raise UserError(_(e))

        return rdata