FPSMS-frontend/src/components/DoWorkbench/workbenchTabConstants.ts

/** Tab index for「Finished Good Record (mine)」— used by post-pick redirect. */
export const WORKBENCH_TAB_FINISHED_GOOD_RECORD_MINE = 2;

/** Map legacy tab indices to current 7-tab layout (Etra at 1). */
export function normalizeWorkbenchTabFromUrl(raw: number): number | null {
  const allowed = new Set([0, 1, 2, 3, 4, 5, 6]);
  if (allowed.has(raw)) return raw;
  /** Hidden-Etra 6-tab layout: mine was at 1 */
  const legacyWithoutEtra: Record<number, number> = {
    0: 0,
    1: WORKBENCH_TAB_FINISHED_GOOD_RECORD_MINE,
    2: 3,
    3: 4,
    4: 5,
    5: 6,
  };
  const mapped = legacyWithoutEtra[raw];
  return mapped != null && allowed.has(mapped) ? mapped : null;
}