idea131-fleetopt-verifiable.../core/solver.py

47 lines
1.6 KiB
Python

from __future__ import annotations
import asyncio
import time
import uuid
from dataclasses import dataclass, field
from typing import Dict, Any
from .models import LocalRobotPlan, PlanDelta, SharedSignals, DualVariables
# Simple, production-leaning delta version counter to enable deterministic repro and auditing
_delta_version: int = 0
@dataclass
class SolverState:
duals: Dict[str, DualVariables] = field(default_factory=dict)
deltas: Dict[str, PlanDelta] = field(default_factory=dict)
async def admm_step(left_plan: LocalRobotPlan, right_plan: LocalRobotPlan, signals: SharedSignals) -> PlanDelta:
# Very small, toy ADMM-like step: adjust a simple objective value per fleet and produce delta
# This is a placeholder for a real, more complex asynchronous coordination loop.
await asyncio.sleep(0.01) # simulate async work
delta_changes = {
"cost_improvement": max(0.0, 1.0 - signals.signals.get("energy", 0.0))
}
# Increment a global delta version for deterministic reconciliation/auditing
global _delta_version
_delta_version += 1
nonce = uuid.uuid4().hex
timestamp = time.time()
return PlanDelta(
delta_id=f"delta-{left_plan.robot_id}-{right_plan.robot_id}",
fleet_id=left_plan.fleet_id,
changes=delta_changes,
version=_delta_version,
nonce=nonce,
timestamp=timestamp,
)
async def coordinate_fleets(left_plan: LocalRobotPlan, right_plan: LocalRobotPlan, registry_signals: SharedSignals) -> PlanDelta:
# Run a single ADMM-like step between two fleets.
delta = await admm_step(left_plan, right_plan, registry_signals)
return delta