export type RuntimeRecordType = 'role' | 'dashboard' | 'onboarding';
export type RuntimeRecordStatus = 'draft' | 'published';

const KEY = 'nxtgauge_admin_runtime_builder_v1';

type RuntimeStore = {
  role: Record<string, unknown>;
  dashboard: Record<string, unknown>;
  onboarding: Record<string, unknown>;
};

function readStore(): RuntimeStore {
  if (typeof window === 'undefined') {
    return { role: {}, dashboard: {}, onboarding: {} };
  }
  const raw = window.localStorage.getItem(KEY);
  if (!raw) return { role: {}, dashboard: {}, onboarding: {} };
  try {
    const parsed = JSON.parse(raw) as Partial<RuntimeStore>;
    return {
      role: parsed.role || {},
      dashboard: parsed.dashboard || {},
      onboarding: parsed.onboarding || {},
    };
  } catch {
    return { role: {}, dashboard: {}, onboarding: {} };
  }
}

function writeStore(store: RuntimeStore) {
  if (typeof window === 'undefined') return;
  window.localStorage.setItem(KEY, JSON.stringify(store));
}

export function saveRuntimeConfig(type: RuntimeRecordType, key: string, payload: unknown, status: RuntimeRecordStatus) {
  const store = readStore();
  const bucket = store[type];
  bucket[key] = {
    status,
    updatedAt: new Date().toISOString(),
    payload,
  };
  writeStore(store);
}