AgentCoreService/pqai_agent/agents/multimodal_chat_agent.py

import datetime
from abc import abstractmethod
from typing import Optional, List, Dict

from pqai_agent.agents.simple_chat_agent import SimpleOpenAICompatibleChatAgent
from pqai_agent.logging_service import logger
from pqai_agent.mq_message import MessageType
from pqai_agent.toolkit.function_tool import FunctionTool
from pqai_agent.toolkit.message_notifier import MessageNotifier


class MultiModalChatAgent(SimpleOpenAICompatibleChatAgent):
    """A specialized agent for message reply tasks."""

    def __init__(self, model: str, system_prompt: str,
                 tools: Optional[List[FunctionTool]] = None,
                 generate_cfg: Optional[dict] = None, max_run_step: Optional[int] = None):
        super().__init__(model, system_prompt, tools, generate_cfg, max_run_step)
        if 'output_multimodal_message' not in self.tool_map:
            self.add_tool(FunctionTool(MessageNotifier.output_multimodal_message))
        if 'message_notify_user' not in self.tool_map:
            self.add_tool(FunctionTool(MessageNotifier.message_notify_user))

    @abstractmethod
    def generate_message(self, context: Dict, dialogue_history: List[Dict],
                         query_prompt_template: str) -> List[Dict]:
        pass

    def _generate_message(self, context: Dict, dialogue_history: List[Dict],
                         query_prompt_template: str) -> List[Dict]:
        formatted_dialogue = MultiModalChatAgent.compose_dialogue(dialogue_history)
        query = query_prompt_template.format(**context, dialogue_history=formatted_dialogue)
        self.run(query)
        result = []
        for tool_call in self.tool_call_records:
            if tool_call['name'] == MessageNotifier.output_multimodal_message.__name__:
                result.append(tool_call['arguments']['message'])
        return result

    @staticmethod
    def compose_dialogue(dialogue: List[Dict]) -> str:
        role_map = {'user': '用户', 'assistant': '客服'}
        messages = []
        for msg in dialogue:
            if not msg['content']:
                continue
            if msg['role'] not in role_map:
                continue
            format_dt = datetime.datetime.fromtimestamp(msg['timestamp'] / 1000).strftime('%Y-%m-%d %H:%M:%S')
            msg_type = msg.get('type', MessageType.TEXT).description
            messages.append('[{}][{}][{}]{}'.format(role_map[msg['role']], format_dt, msg_type, msg['content']))
        return '\n'.join(messages)