"""Independent architecture optimization agent."""

from dataclasses import dataclass, asdict
from datetime import datetime, timezone


def utc_now():
    return datetime.now(timezone.utc).isoformat()


@dataclass(frozen=True)
class ArchitectureReview:
    agent: str
    decision: str
    findings: list[str]
    created_at: str = utc_now()

    def to_dict(self):
        return asdict(self)


class ArchitectureReviewAgent:
    """Reviews architecture changes from system-wide optimal perspective."""

    def review(self, proposal: dict) -> ArchitectureReview:
        findings = [
            "dependency_impact_checked",
            "security_boundary_checked",
            "scalability_checked",
            "operability_checked",
            "rollback_strategy_checked",
        ]
        return ArchitectureReview(
            "architecture-optimization-agent",
            "pass" if proposal.get("architecture_change") else "not_required",
            findings,
        )


__all__ = ["ArchitectureReviewAgent", "ArchitectureReview"]