# Copyright (c) Meta Platforms, Inc. and affiliates.

# All rights reserved.

#

# This source code is licensed under the BSD-style license found in the

# LICENSE file in the root directory of this source tree.



"""SQL Sandbox Environment Client."""



from typing import Dict



from openenv.core import EnvClient

from openenv.core.client_types import StepResult

from openenv.core.env_server.types import State



from models import SqlSandboxAction, SqlSandboxObservation





class SqlSandboxEnv(EnvClient[SqlSandboxAction, SqlSandboxObservation, State]):

    """

    Client for the SQL/Data Cleaning Sandbox.



    Example:

        >>> with SqlSandboxEnv(base_url="http://localhost:8000") as client:

        ...     result = client.reset()

        ...     print(result.observation.task_description)

        ...     result = client.step(SqlSandboxAction(tool="sql", command="SELECT * FROM sales"))

        ...     print(result.observation.output)

    """



    def _step_payload(self, action: SqlSandboxAction) -> Dict:

        return {"tool": action.tool, "command": action.command}



    def _parse_result(self, payload: Dict) -> StepResult[SqlSandboxObservation]:

        obs_data = payload.get("observation", {})

        observation = SqlSandboxObservation(

            output=obs_data.get("output", ""),

            error=obs_data.get("error"),

            current_step=obs_data.get("current_step", 0),

            max_steps=obs_data.get("max_steps", 20),

            task_description=obs_data.get("task_description", ""),

            done=payload.get("done", False),

            reward=payload.get("reward"),

            metadata=obs_data.get("metadata", {}),

        )

        return StepResult(

            observation=observation,

            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),

        )