import { isProviderBalanceError } from "@/lib/request-error";

const IMAGE_FAILOVER_BALANCE_COOLDOWN_MS = 2 * 60 * 60 * 1000;

export function isImageFallbackModelBalanceCoolingDown(
  model: {
    healthLastEventType?: unknown;
    healthLastError?: unknown;
    healthLastFailureAt?: unknown;
  } | null | undefined,
  now = Date.now(),
) {
  if (model?.healthLastEventType !== "quota" || !isProviderBalanceError(model.healthLastError)) {
    return false;
  }
  const failedAt = new Date(String(model.healthLastFailureAt || "")).getTime();
  return Number.isFinite(failedAt) && now - failedAt < IMAGE_FAILOVER_BALANCE_COOLDOWN_MS && now >= failedAt;
}