export interface LoginData {
  username: string;
  password: string;
}

export type UserType = 'system_admin' | 'user';

export interface LoginRes {
  accessToken: string;
  userId: string;
  username: string;
  loginName?: string;
  role: string;
  permissions: string[];
  userType: UserType;
  passwordChanged: boolean;
  roles: string[];
  realName?: string;
}

export interface UserInfo {
  userId: string;
  username: string;
  loginName?: string;
  realName?: string;
  role: string;
  permissions: string[];
  userType: UserType;
  passwordChanged: boolean;
  roles: string[];
}

const demoUser: LoginRes = {
  accessToken: 'template-demo-token',
  userId: 'template-admin',
  username: 'admin',
  realName: '平台管理员',
  role: 'system_admin',
  permissions: ['*'],
  userType: 'system_admin',
  passwordChanged: true,
  roles: ['system_admin'],
};

export async function login(data: LoginData) {
  if (!data.username || !data.password) throw new Error('请输入账号和密码');
  return { data: { ...demoUser, username: data.username } };
}

export async function logout() {
  return { data: null };
}

export async function getUserInfo() {
  return { data: demoUser as UserInfo };
}

export async function changePassword(_data?: {
  oldPassword: string;
  newPassword: string;
}) {
  return { data: null };
}