'use client';
import { useState } from 'react';
import { useRouter } from 'next/navigation';
import Link from 'next/link';
import { Store } from 'lucide-react';
import { Input } from '@/components/ui/Input';
import { Button } from '@/components/ui/Button';
import { useAuth } from '@/hooks/useAuth';
import { slugify } from '@/utils/slugify';

export default function CadastroPage() {
  const { register } = useAuth();
  const router = useRouter();
  const [form, setForm] = useState({ name: '', storeName: '', email: '', password: '' });
  const [loading, setLoading] = useState(false);

  function set(key: keyof typeof form, value: string) {
    setForm((f) => ({ ...f, [key]: value }));
  }

  async function handleSubmit() {
    setLoading(true);
    try {
      await register(form);
      router.push('/dashboard');
    } finally {
      setLoading(false);
    }
  }

  return (
    <div className="flex min-h-screen items-center justify-center bg-ink-50 px-4 py-10">
      <div className="w-full max-w-sm">
        <div className="mb-8 text-center">
          <div className="mx-auto flex h-12 w-12 items-center justify-center rounded-xl bg-brand-600 text-white">
            <Store className="h-6 w-6" />
          </div>
          <h1 className="mt-4 font-display text-2xl font-semibold text-ink-900">Criar sua loja</h1>
          <p className="mt-1 text-sm text-ink-500">Comece a vender em poucos minutos</p>
        </div>
        <div className="space-y-4 rounded-xl border border-ink-200 bg-white p-6 shadow-card">
          <Input id="name" label="Seu nome" value={form.name} onChange={(e) => set('name', e.target.value)} />
          <div>
            <Input id="storeName" label="Nome da loja" value={form.storeName} onChange={(e) => set('storeName', e.target.value)} />
            {form.storeName && (
              <p className="mt-1 text-xs text-ink-400">Seu link: /loja/{slugify(form.storeName)}</p>
            )}
          </div>
          <Input id="email" label="E-mail" type="email" value={form.email} onChange={(e) => set('email', e.target.value)} />
          <Input id="password" label="Senha" type="password" value={form.password} onChange={(e) => set('password', e.target.value)} />
          <Button className="w-full" onClick={handleSubmit} disabled={loading}>
            {loading ? 'Criando...' : 'Criar loja'}
          </Button>
          <p className="text-center text-sm text-ink-600">
            Já tem conta?{' '}
            <Link href="/login" className="text-brand-600 hover:underline">Entrar</Link>
          </p>
        </div>
      </div>
    </div>
  );
}