Migrate from Vite to Next.js 15 with SSR
- Replace Vite + React Router with Next.js 15 App Router - Implement i18n with next-intl (URL-based: /de, /en, /sr) - Add SSR/SSG for all pages (48 static pages generated) - Setup Supabase SSR client for auth - Migrate all pages: Home, About, Portfolio, Blog, Contact, Login, Dashboard, Imprint, Privacy, Terms - Add Docker support with standalone output - Replace i18next with next-intl JSON translations - Use next/image for optimized images Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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import { useState } from 'react';
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import { useTranslation } from 'react-i18next';
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import { motion } from 'framer-motion';
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import {
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Card,
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CardContent,
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CardDescription,
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CardHeader,
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CardTitle
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} from '../../../components/Card';
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import { Input } from '../../../components/Input';
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import { Textarea } from '../../../components/TextArea';
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import { Label } from '../../../components/Label';
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import { Button } from '../../../components/Button';
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import { Alert, AlertDescription } from '../../../components/Alert';
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import { Loader2, Send, CheckCircle2, Mail } from 'lucide-react';
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import { trackContactFormSubmit } from '../../../services/gtm';
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interface FormData {
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name: string;
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email: string;
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message: string;
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}
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const ContactForm = () => {
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const { t } = useTranslation();
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const [isSubmitting, setIsSubmitting] = useState(false);
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const [submitStatus, setSubmitStatus] = useState<'idle' | 'success' | 'error'>('idle');
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const [formData, setFormData] = useState<FormData>({
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name: '',
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email: '',
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message: ''
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});
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const [errors, setErrors] = useState<Partial<FormData>>({});
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const validateForm = () => {
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const newErrors: Partial<FormData> = {};
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if (!formData.name.trim()) {
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newErrors.name = t('pages.contact.contactForm.errors.nameRequired');
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}
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if (!formData.email.trim()) {
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newErrors.email = t('pages.contact.contactForm.errors.emailRequired');
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} else if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(formData.email)) {
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newErrors.email = t('pages.contact.contactForm.errors.emailInvalid');
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}
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if (!formData.message.trim()) {
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newErrors.message = t('pages.contact.contactForm.errors.messageRequired');
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}
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setErrors(newErrors);
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return Object.keys(newErrors).length === 0;
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};
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const handleChange = (
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e: React.ChangeEvent<HTMLInputElement | HTMLTextAreaElement>
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) => {
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const { name, value } = e.target;
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setFormData(prev => ({ ...prev, [name]: value }));
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if (errors[name as keyof FormData]) {
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setErrors(prev => ({ ...prev, [name]: undefined }));
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}
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};
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const handleSubmit = async (e: React.FormEvent) => {
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e.preventDefault();
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if (!validateForm()) return;
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setIsSubmitting(true);
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setSubmitStatus('idle');
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try {
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// Track form submission
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trackContactFormSubmit({
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name: formData.name,
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email: formData.email,
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subject: 'Contact Form'
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});
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// Simuliere einen API-Aufruf
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await new Promise(resolve => setTimeout(resolve, 1500));
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setSubmitStatus('success');
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setFormData({ name: '', email: '', message: '' });
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} catch {
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setSubmitStatus('error');
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} finally {
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setIsSubmitting(false);
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}
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};
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return (
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<Card className="h-full bg-zinc-800/30 border border-zinc-800">
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<CardHeader>
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<div className="flex items-center gap-2 mb-2">
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<Mail className="h-5 w-5 text-zinc-400" />
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<CardTitle className="text-xl font-semibold text-white">
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{t('pages.contact.contactForm.title')}
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</CardTitle>
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</div>
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<CardDescription className="text-zinc-400">
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{t('pages.contact.contactForm.description')}
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</CardDescription>
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</CardHeader>
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<CardContent>
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<form
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onSubmit={handleSubmit}
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className="space-y-6"
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aria-label={t('pages.contact.contactForm.aria.form')}
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>
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<div className="space-y-4">
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<div className="space-y-2">
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<Label htmlFor="name" className="text-zinc-300">
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{t('pages.contact.contactForm.name.label')}
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</Label>
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<Input
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id="name"
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name="name"
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type="text"
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value={formData.name}
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onChange={handleChange}
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placeholder={t('pages.contact.contactForm.name.placeholder')}
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className="h-12 bg-zinc-900/50 border-zinc-800 text-white placeholder:text-zinc-500"
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aria-invalid={!!errors.name}
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disabled={isSubmitting}
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/>
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{errors.name && (
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<p className="text-sm text-red-400 mt-1">{errors.name}</p>
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)}
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</div>
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<div className="space-y-2">
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<Label htmlFor="email" className="text-zinc-300">
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{t('pages.contact.contactForm.email.label')}
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</Label>
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<Input
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id="email"
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name="email"
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type="email"
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value={formData.email}
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onChange={handleChange}
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placeholder={t('pages.contact.contactForm.email.placeholder')}
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className="h-12 bg-zinc-900/50 border-zinc-800 text-white placeholder:text-zinc-500"
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aria-invalid={!!errors.email}
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disabled={isSubmitting}
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/>
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{errors.email && (
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<p className="text-sm text-red-400 mt-1">{errors.email}</p>
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)}
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</div>
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<div className="space-y-2">
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<Label htmlFor="message" className="text-zinc-300">
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{t('pages.contact.contactForm.message.label')}
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</Label>
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<Textarea
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id="message"
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name="message"
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value={formData.message}
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onChange={handleChange}
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placeholder={t('pages.contact.contactForm.message.placeholder')}
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rows={6}
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className="bg-zinc-900/50 border-zinc-800 text-white placeholder:text-zinc-500"
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aria-invalid={!!errors.message}
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disabled={isSubmitting}
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/>
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{errors.message && (
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<p className="text-sm text-red-400 mt-1">{errors.message}</p>
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)}
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</div>
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</div>
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{submitStatus === 'success' && (
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<motion.div
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initial={{ opacity: 0, y: 10 }}
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animate={{ opacity: 1, y: 0 }}
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role="alert"
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aria-label={t('pages.contact.contactForm.aria.successAlert')}
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>
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<div className="bg-zinc-900/50 border-zinc-700 text-zinc-300 p-3 rounded">
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<Alert>
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<CheckCircle2 className="h-4 w-4 text-green-500" />
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<AlertDescription>
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{t('pages.contact.contactForm.successMessage')}
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</AlertDescription>
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</Alert>
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</div>
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</motion.div>
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)}
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{submitStatus === 'error' && (
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<motion.div
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initial={{ opacity: 0, y: 10 }}
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animate={{ opacity: 1, y: 0 }}
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role="alert"
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aria-label={t('pages.contact.contactForm.aria.errorAlert')}
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>
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<div className="bg-red-900/20 border-red-900/50 text-red-400 p-3 rounded">
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<Alert>
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<AlertDescription>
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{t('pages.contact.contactForm.errorMessage')}
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</AlertDescription>
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</Alert>
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</div>
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</motion.div>
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)}
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<Button
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type="submit"
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className="w-full h-12 bg-zinc-100 hover:bg-white text-zinc-900 font-medium transition-colors duration-300"
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disabled={isSubmitting}
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aria-label={
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isSubmitting
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? t('pages.contact.contactForm.aria.submitting')
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: undefined
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}
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>
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{isSubmitting ? (
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<Loader2 className="h-5 w-5 animate-spin" />
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) : (
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<>
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<Send className="h-5 w-5 mr-2" />
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{t('pages.contact.contactForm.submit')}
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</>
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)}
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</Button>
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</form>
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</CardContent>
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</Card>
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);
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};
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export default ContactForm;
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