import Taro from '@tarojs/taro';
import { hasRole } from '@/utils/permission';

function isSuperAdmin(): boolean {
  try {
    return hasRole('superAdmin');
  } catch {
    return false;
  }
}

function getCurrentUserId(): number | undefined {
  try {
    const raw = Taro.getStorageSync('UserId');
    const n = Number(raw);
    if (Number.isFinite(n) && n > 0) return n;
  } catch {
    // ignore
  }

  // H5 fallback
  try {
    const raw = typeof localStorage !== 'undefined' ? localStorage.getItem('UserId') : null;
    if (!raw) return undefined;
    const n = Number(raw);
    return Number.isFinite(n) && n > 0 ? n : undefined;
  } catch {
    return undefined;
  }
}

/**
 * Credit module data scope:
 * - superAdmin: see all data
 * - others: only see data published by themselves (userId)
 */
export function withCreditUserScope<T extends Record<string, any> | undefined>(
  params: T
): T {
  if (isSuperAdmin()) {
    return params;
  }
  const userId = getCurrentUserId();
  if (!userId) {
    return params;
  }
  if (!params) {
    return ({ userId } as unknown) as T;
  }
  return { ...(params as any), userId } as T;
}