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fix: add email validation in Stay Updated newsletter form #729

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fix: add email validation in Stay Updated newsletter form #729

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22 changes: 19 additions & 3 deletions src/components/Footer.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -5,10 +5,18 @@ const Footer: React.FC = () => {
const [email, setEmail] = useState('');
const [isSubmitting, setIsSubmitting] = useState(false);
const [submitted, setSubmitted] = useState(false);
const [emailError, setEmailError] = useState('');

const handleSubmit = async (e: FormEvent) => {
e.preventDefault();
if (!email) return;
const isValidEmail = (email: string) =>
/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email);

if (!isValidEmail(email)) {
setEmailError('Please enter a valid email address.');
return;
}
setEmailError('');
setIsSubmitting(true);
try {
const response = await fetch(
Expand Down Expand Up @@ -136,18 +144,26 @@ const Footer: React.FC = () => {
</p>
{submitted ? (
<div className='footer-subscribed'>
<span>✓</span> You're subscribed — thanks!
<span>✓</span> You&apos;re subscribed — thanks!
</div>
) : (
<form onSubmit={handleSubmit} className='footer-form' noValidate>
<input
type='email'
value={email}
onChange={e => setEmail(e.target.value)}
onChange={e => {
setEmail(e.target.value);
setEmailError('');
}}
placeholder='your@email.com'
required
className='footer-input'
/>
{emailError && (
<p style={{ color: 'red', fontSize: '12px', marginTop: '4px' }}>
{emailError}
</p>
)}
<button
type='submit'
disabled={isSubmitting}
Expand Down