import { User as FirebaseUser } from 'firebase/auth';

export interface AuthConfig {
  firebaseConfig: FirebaseConfig;
  enabledProviders?: AuthProvider[];
  customClaims?: string[];
  inviteStrategy?: 'immediate' | 'deferred' | 'hybrid';
  onUserCreated?: (user: AuthUser) => Promise<void>;
  onInviteAccepted?: (user: AuthUser, invite: UserInvite) => Promise<void>;
}

export interface FirebaseConfig {
  apiKey: string;
  authDomain: string;
  projectId: string;
  storageBucket: string;
  messagingSenderId: string;
  appId: string;
  measurementId?: string;
}

export type AuthProvider = 
  | 'email'
  | 'google'
  | 'github'
  | 'microsoft'
  | 'apple'
  | 'twitter'
  | 'facebook';

export interface AuthUser extends FirebaseUser {
  customClaims?: Record<string, any>;
  role?: string;
  roles?: string[];
  department?: string;
  departments?: string[];
  isAdmin?: boolean;
  isSuperAdmin?: boolean;
  permissions?: string[];
}

export interface AuthError {
  code: string;
  message: string;
  originalError?: any;
}

export interface SignInOptions {
  email: string;
  password: string;
  rememberMe?: boolean;
}

export interface SignUpOptions extends SignInOptions {
  displayName?: string;
  photoURL?: string;
  metadata?: Record<string, any>;
}

export interface AuthState {
  user: AuthUser | null;
  loading: boolean;
  error: AuthError | null;
  isAuthenticated: boolean;
}