ui/docs/components/content/examples/FormExampleOnError.vue

<script setup lang="ts">
import type { FormError, FormErrorEvent, FormSubmitEvent } from '#ui/types'

const state = reactive({
  email: undefined,
  password: undefined
})

const validate = (state: any): FormError[] => {
  const errors = []
  if (!state.email) errors.push({ path: 'email', message: 'Required' })
  if (!state.password) errors.push({ path: 'password', message: 'Required' })
  return errors
}

async function onSubmit(event: FormSubmitEvent<any>) {
  // Do something with data
  console.log(event.data)
}

async function onError(event: FormErrorEvent) {
  const element = document.getElementById(event.errors[0].id)
  element?.focus()
  element?.scrollIntoView({ behavior: 'smooth', block: 'center' })
}
</script>

<template>
  <UForm :validate="validate" :state="state" class="space-y-4" @submit="onSubmit" @error="onError">
    <UFormGroup label="Email" name="email">
      <UInput v-model="state.email" />
    </UFormGroup>

    <UFormGroup label="Password" name="password">
      <UInput v-model="state.password" type="password" />
    </UFormGroup>

    <UButton type="submit">
      Submit
    </UButton>
  </UForm>
</template>