"""API for governance timeline visualization."""

try:
    from fastapi import APIRouter
except Exception:
    APIRouter = None

from .governance_timeline_dashboard import GovernanceTimelineDashboard


dashboard = GovernanceTimelineDashboard()


def get_governance_timeline(events=None):
    return dashboard.build(events)


def build_router():
    if APIRouter is None:
        return None
    router = APIRouter(prefix="/admin/ai-evolution/governance", tags=["governance-timeline"])

    @router.get("/timeline", operation_id="getGovernanceTimeline")
    def timeline():
        return get_governance_timeline()

    return router


router = build_router()

__all__ = ["router", "get_governance_timeline"]