import { useMemo, useState } from 'react';
import { AuthViewModel, type AuthActionResult, type RegisterInput } from '../../../mvvm/viewmodels/AuthViewModel';

export function useAuthViewModel() {
  const viewModel = useMemo(() => new AuthViewModel(), []);
  const [isLoading, setIsLoading] = useState(false);
  const [result, setResult] = useState<AuthActionResult | null>(null);

  async function runAction(action: () => Promise<AuthActionResult>) {
    setIsLoading(true);
    setResult(null);
    try {
      const next = await action();
      setResult(next);
      return next;
    } catch (error) {
      const failed: AuthActionResult = {
        ok: false,
        message: error instanceof Error ? error.message : 'Noget gik galt.',
      };
      setResult(failed);
      return failed;
    } finally {
      setIsLoading(false);
    }
  }

  function login(email: string, password: string, rememberMe: boolean) {
    return runAction(() => viewModel.login(email, password, rememberMe));
  }

  function register(input: RegisterInput) {
    return runAction(() => viewModel.register(input));
  }

  function forgotPassword(email: string) {
    return runAction(() => viewModel.forgotPassword(email));
  }

  return {
    isLoading,
    result,
    login,
    register,
    forgotPassword,
  };
}