export type CheckoutStatusRevalidationParams = {
  serverId: string;
  cwd: string;
  isOpen: boolean;
  explorerTab: string;
};

export function checkoutStatusRevalidationKey(
  params: CheckoutStatusRevalidationParams,
): string | null {
  if (!params.cwd) return null;
  if (!params.isOpen) return null;
  if (params.explorerTab !== "changes") return null;
  return `${params.serverId}:${params.cwd}`;
}

export function nextCheckoutStatusRefetchDecision(
  prevKey: string | null,
  nextKey: string | null,
): { nextSeenKey: string | null; shouldRefetch: boolean } {
  if (!nextKey) return { nextSeenKey: null, shouldRefetch: false };
  if (prevKey === nextKey) return { nextSeenKey: prevKey, shouldRefetch: false };
  return { nextSeenKey: nextKey, shouldRefetch: true };
}