NewsletterSignupContainer (marketing/newsletter-signup-container.tsx)

Container component that manages newsletter signup flow with loading and feedback UI.

// Source: https://github.com/makerkit/nextjs-saas-starter-kit-lite | License: MIT | Copyright 2024 MakerKit
// Provided via justclaw.it.com; keep this notice with the code.
'use client';

import { useCallback, useState } from 'react';

import { cn } from '../../lib/utils';
import { Alert, AlertDescription, AlertTitle } from '../../shadcn/alert';
import { Heading } from '../../shadcn/heading';
import { alertExtras } from '../alert';
import { Spinner } from '../spinner';
import { NewsletterSignup } from './newsletter-signup';

interface NewsletterSignupContainerProps extends React.HTMLAttributes<HTMLDivElement> {
  onSignup: (email: string) => Promise<void>;
  heading?: string;
  description?: string;
  successMessage?: string;
  errorMessage?: string;
}

export function NewsletterSignupCon

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