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# 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.
"""Sequence 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 SequenceAction, SequenceObservation
class SequenceEnv(EnvClient[SequenceAction, SequenceObservation]):
"""
Client for the Sequence Environment.
Pattern recognition with 8 rounds of increasing difficulty.
"""
def _step_payload(self, action: SequenceAction) -> Dict:
"""Convert SequenceAction to JSON payload for step message."""
return {
"answer": action.answer,
}
def _parse_result(self, payload: Dict) -> StepResult[SequenceObservation]:
"""Parse server response into StepResult[SequenceObservation]."""
obs_data = payload.get("observation", {})
observation = SequenceObservation(
sequence=obs_data.get("sequence", []),
round=obs_data.get("round", 0),
total_rounds=obs_data.get("total_rounds", 8),
correct=obs_data.get("correct"),
score=obs_data.get("score", 0),
choices=obs_data.get("choices", []),
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:
"""Parse server response into State object."""
return State(
episode_id=payload.get("episode_id"),
step_count=payload.get("step_count", 0),
)
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