import json
from device import controller
from tools.base_tool import BaseTool, ToolResult


class Tool(BaseTool):
    name = "uav_get_state"
    description = (
        "获取无人系统当前状态, 例如当前位置等信息"
    )
    parameters = {
        "type": "object",
        "properties": {

        },
        "required": [""],
    }

    def execute(self) -> ToolResult:
        if not controller.is_connected:
            if not controller.connect():
                return ToolResult(success=False, output="连接无人机失败")
        try:
            telemetry = controller.get_telemetry()
            return ToolResult(success=True, output=json.dumps(telemetry.to_dict(), ensure_ascii=True))
        except Exception as e:
            return ToolResult(success=False, output=str(e))