import json
import os

from chatgpt_tool_hub.apps import load_app
from chatgpt_tool_hub.apps.app import App

import plugins
from bridge.bridge import Bridge
from bridge.context import ContextType
from bridge.reply import Reply, ReplyType
from common import const
from common.log import logger
from config import conf
from plugins import *


@plugins.register(name="tool", desc="Arming your ChatGPT bot with various tools", version="0.2", author="goldfishh", desire_priority=0)
class Tool(Plugin):
    def __init__(self):
        super().__init__()
        self.handlers[Event.ON_HANDLE_CONTEXT] = self.on_handle_context
        os.environ["OPENAI_API_KEY"] = conf().get("open_ai_api_key", "")
        os.environ["PROXY"] = conf().get("proxy", "")

        self.app = self._reset_app()

        logger.info("[tool] inited")

    def get_help_text(self, **kwargs):
        help_text = "这是一个能让chatgpt联网，搜索，数字运算的插件，将赋予强大且丰富的扩展能力"
        return help_text

    def on_handle_context(self, e_context: EventContext):
        if e_context['context'].type != ContextType.TEXT:
            return

        # 暂时不支持未来扩展的bot
        if Bridge().get_bot_type("chat") not in (const.CHATGPT, const.OPEN_AI, const.CHATGPTONAZURE):
            return

        content = e_context['context'].content
        content_list = e_context['context'].content.split(maxsplit=1)

        if not content or len(content_list) < 1:
            e_context.action = EventAction.CONTINUE
            return

        logger.debug("[tool] on_handle_context. content: %s" % content)
        reply = Reply()
        reply.type = ReplyType.TEXT

        # todo: 有些工具必须要api-key，需要修改config文件，所以这里没有实现query增删tool的功能
        if content.startswith("$tool"):
            if len(content_list) == 1:
                logger.debug("[tool]: get help")
                reply.content = self.get_help_text()
                e_context['reply'] = reply
                e_context.action = EventAction.BREAK_PASS
                return
            elif len(content_list) > 1:
                if content_list[1].strip() == "reset":
                    logger.debug("[tool]: reset config")
                    self.app = self._reset_app()
                    reply.content = "重置工具成功"
                    e_context['reply'] = reply
                    e_context.action = EventAction.BREAK_PASS
                    return
                elif content_list[1].startswith("reset"):
                    logger.debug("[tool]: remind")
                    reply.content = "请你随机用一种聊天风格，提醒用户：如果想重置tool插件，reset之后不要加任何字符"
                    e_context['reply'] = reply
                    e_context.action = EventAction.BREAK
                    return

                query = content_list[1].strip()

                # Don't modify bot name
                all_sessions = Bridge().get_bot("chat").sessions
                user_session = all_sessions.session_query(query, e_context['context']['session_id']).messages

                # chatgpt-tool-hub will reply you with many tools
                logger.debug("[tool]: just-go")
                try:
                    _reply = self.app.ask(query, user_session)
                    e_context.action = EventAction.BREAK_PASS
                    all_sessions.session_reply(_reply, e_context['context']['session_id'])
                except ValueError as e:
                    logger.exception(e)
                    logger.error(str(e))

                    e_context['context'].content = "这个问题tool插件暂时无法处理"
                    reply.type = ReplyType.ERROR
                    e_context.action = EventAction.CONTINUE
                    return

                reply.content = _reply
                e_context['reply'] = reply
        return

    def _read_json(self) -> dict:
        curdir = os.path.dirname(__file__)
        config_path = os.path.join(curdir, "config.json")
        tool_config = {
            "tools": [],
            "kwargs": {}
        }
        if not os.path.exists(config_path):
            return tool_config
        else:
            with open(config_path, "r") as f:
                tool_config = json.load(f)
        return tool_config

    def _reset_app(self) -> App:
        tool_config = self._read_json()
        return load_app(tools_list=tool_config.get("tools"), **tool_config.get("kwargs"))