supabase/apps/design-system/registry/default/example/input-form.tsx

'use client'

import { zodResolver } from '@hookform/resolvers/zod'
import { useForm } from 'react-hook-form'
import { toast } from 'sonner'
import {
  Button,
  Form,
  FormControl,
  FormDescription,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
  Input,
} from 'ui'
import { z } from 'zod'

const FormSchema = z.object({
  username: z.string().min(2, {
    message: 'Username must be at least 2 characters.',
  }),
})

export default function InputForm() {
  const form = useForm<z.infer<typeof FormSchema>>({
    resolver: zodResolver(FormSchema),
    defaultValues: {
      username: '',
    },
  })

  function onSubmit(data: z.infer<typeof FormSchema>) {
    toast('You submitted the following values:', {
      description: (
        <pre className="mt-2 w-[340px] rounded-md bg-slate-950 p-4">
          <code className="text-white">{JSON.stringify(data, null, 2)}</code>
        </pre>
      ),
    })
  }

  return (
    <Form {...form}>
      <form onSubmit={form.handleSubmit(onSubmit)} className="w-2/3 space-y-6">
        <FormField
          control={form.control}
          name="username"
          render={({ field }) => (
            <FormItem>
              <FormLabel>Username</FormLabel>
              <FormControl>
                <Input placeholder="shadcn" {...field} />
              </FormControl>
              <FormDescription>This is your public display name.</FormDescription>
              <FormMessage />
            </FormItem>
          )}
        />
        <Button type="submit" variant="secondary">
          Submit
        </Button>
      </form>
    </Form>
  )
}