"""Human-review backend skeleton for Memory Gateway v2.

Obsidian remains a human-in-the-loop review backend only. This skeleton does
not write files or call external APIs; it preserves the adapter contract until
the review draft integration is explicitly designed.
"""
from __future__ import annotations

from typing import Any

from .backend_contracts import BackendOperation, BackendResultStatus, BackendWriteResult
from .schemas_v2 import BackendType


class ObsidianReviewClient:
    def create_review_draft_v2(self, payload: dict[str, Any]) -> BackendWriteResult:
        """Return a skipped review-draft result until the real adapter exists."""
        return BackendWriteResult(
            backend_type=BackendType.OBSIDIAN,
            operation=BackendOperation.CREATE_REVIEW_DRAFT,
            status=BackendResultStatus.SKIPPED,
            native_id=payload.get("event_id") or payload.get("gateway_id"),
            retryable=False,
            metadata={"reason": "obsidian_review_adapter_not_configured"},
        )