import type { User } from './types'

const TOKEN_KEY = 'mm_token'
const USER_KEY  = 'mm_user'

export function saveAuth(token: string, user: User) {
  localStorage.setItem(TOKEN_KEY, token)
  localStorage.setItem(USER_KEY, JSON.stringify(user))
}

export function clearAuth() {
  localStorage.removeItem(TOKEN_KEY)
  localStorage.removeItem(USER_KEY)
}

export function getToken(): string | null {
  if (typeof window === 'undefined') return null
  return localStorage.getItem(TOKEN_KEY)
}

export function getUser(): User | null {
  if (typeof window === 'undefined') return null
  const u = localStorage.getItem(USER_KEY)
  return u ? JSON.parse(u) : null
}

export function isAuthenticated(): boolean {
  return !!getToken()
}

export function isAdmin(): boolean {
  return !!getUser()?.is_admin
}