import { createContext, useContext } from 'react'
import type { AuthSession } from '../lib/auth-storage'

export type AuthContextValue = {
  session: AuthSession | null
  isAuthed: boolean
  login: (centerApiBase: string, email: string, password: string) => Promise<void>
  adoptSession: (session: AuthSession) => void
  logout: () => Promise<void>
  ensureFreshToken: () => Promise<string | null>
  refreshGuilds: () => Promise<void>
  updateName: (name: string) => Promise<void>
}

export const AuthContext = createContext<AuthContextValue | null>(null)

export function useAuth() {
  const ctx = useContext(AuthContext)
  if (!ctx) throw new Error('useAuth must be used inside <AuthProvider>')
  return ctx
}