42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
import json
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from typing import Any, Dict, Optional
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from langchain_core.tools import BaseTool
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from tools.calculator import CalculatorTool
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from tools.web_search import WebSearchTool
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from tools.rest_api_tool import RestApiTool
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from tools.sr_api_tool import SrApiQueryTool
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class ToolRouter:
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"""工具路由器：统一调用入口"""
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def __init__(self, tools: Optional[list[BaseTool]] = None):
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if tools is None:
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tools = [CalculatorTool(), WebSearchTool(), RestApiTool(), SrApiQueryTool()]
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self._tools: Dict[str, BaseTool] = {tool.name: tool for tool in tools}
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def list_tools(self) -> list[str]:
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"""列出可用工具名称"""
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return list(self._tools.keys())
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def call(self, tool_name: str, payload: Any) -> Dict[str, Any]:
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"""调用工具并返回标准化结果"""
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tool = self._tools.get(tool_name)
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if not tool:
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return {"ok": False, "data": None, "error": f"工具不存在: {tool_name}"}
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try:
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if isinstance(payload, (dict, list)):
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input_value = json.dumps(payload, ensure_ascii=False)
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elif payload is None:
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input_value = ""
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else:
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input_value = str(payload)
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result = tool.run(input_value)
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return {"ok": True, "data": result, "error": None}
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except Exception as e:
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return {"ok": False, "data": None, "error": str(e)}
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