client.py

"""Typed client for the SimLab HR OpenEnv environment."""

from __future__ import annotations

from openenv.core.client_types import StepResult
from openenv.core.env_client import EnvClient
from openenv.core.env_server.types import State

from simlab_hr.models import HRAction, HRObservation


class HREnv(EnvClient[HRAction, HRObservation, State]):
    """WebSocket client for the SimLab HR environment."""

    def _step_payload(self, action: HRAction) -> dict:
        return {
            "tool_server": action.tool_server,
            "tool_name": action.tool_name,
            "parameters": action.parameters,
        }

    def _parse_result(self, payload: dict) -> StepResult[HRObservation]:
        obs_data = payload.get("observation", {})
        obs = HRObservation(
            result=obs_data.get("result", ""),
            is_error=obs_data.get("is_error", False),
            tools_available=obs_data.get("tools_available", {}),
            task_instruction=obs_data.get("task_instruction", ""),
            done=payload.get("done", False),
            reward=payload.get("reward"),
        )
        return StepResult(
            observation=obs,
            reward=payload.get("reward"),
            done=payload.get("done", False),
        )

    def _parse_state(self, payload: dict) -> State:
        return State(
            episode_id=payload.get("episode_id"),
            step_count=payload.get("step_count", 0),
        )