from __future__ import annotations
import time
from typing import List

from deltaforge_mvp.core import StrategyDelta, PlanDelta


class LocalRiskSolver:
    def __init__(self, venue: str):
        self.venue = venue

    def propose(self, deltas: List[StrategyDelta]) -> PlanDelta:
        return PlanDelta(deltas=deltas, venue=self.venue, author="LocalRiskSolver", timestamp=time.time())


class CentralCurator:
    def enforce(self, plans: List[PlanDelta]) -> PlanDelta:
        # Very simple merge: just return the first plan, preserving its deltas
        if not plans:
            return PlanDelta(deltas=[], venue=None, author="CentralCurator", timestamp=time.time())
        return PlanDelta(deltas=plans[0].deltas, venue=plans[0].venue, author="CentralCurator", timestamp=plans[0].timestamp)