react-hook-form#useFormState TypeScript Examples

The following examples show how to use react-hook-form#useFormState. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: DeviceSettingsModal.tsx    From yasd with MIT License 4 votes vote down vote up 
DeviceSettingsModal = ({
  title,
  dhcpDevice,
  onClose,
}: DeviceSettingsModalProps): JSX.Element => {
  const {
    register,
    handleSubmit,
    control,
    formState: { errors },
    reset,
  } = useForm<FormData>({
    defaultValues: {
      name: dhcpDevice.displayName,
      address: dhcpDevice.assignedIP || dhcpDevice.currentIP,
      shouldHandledBySurge: Boolean(dhcpDevice.shouldHandledBySurge),
    },
  })
  const { dirtyFields } = useFormState({
    control,
  })
  const { t } = useTranslation()
  const [isLoading, setIsLoading] = useState(false)
  const onSubmit = (data: FormData) => {
    if (!Object.keys(dirtyFields).length) {
      toast.warn(t('devices.err_nothing_changed'))
      return
    }

    ;(async () => {
      setIsLoading(true)

      const payload: Partial<FormData> & {
        physicalAddress: string
      } = {
        physicalAddress: dhcpDevice.physicalAddress,
      }

      for (const i in dirtyFields) {
        const key = i as keyof FormData
        const isDirty = dirtyFields[key]

        if (isDirty) {
          // @ts-ignore
          payload[key] = data[key]
        }
      }

      const [err, result] = await to(
        fetcher<{
          error?: string
        }>({
          method: 'POST',
          url: '/devices',
          data: payload,
        }).then((res) => {
          if (res.error) {
            throw new Error(res.error)
          }
        }),
      )

      setIsLoading(false)

      if (err) {
        reset()
        console.error(err)
        toast.error(t('common.failed_interaction') + `: ${err.message}`)
        return
      }

      mutate('/devices')
      toast.success(t('common.success_interaction'))
      onClose()
    })()
  }

  return (
    <ModalWrapper>
      <ModalHeader
        title={`${t('devices.modify')} ${title}`}
        onClose={onClose}
      />

      <form onSubmit={handleSubmit(onSubmit)}>
        <div tw="pb-5">
          <Input
            invalid={!!errors?.name}
            disabled={isLoading}
            validationHint={getValidationHint(
              {
                required: t('devices.err_required'),
              },
              errors?.name,
            )}
            label={t('devices.name')}
            as="input"
            defaultValue={dhcpDevice.displayName}
            {...register('name', { required: true })}
          />
          <Input
            invalid={!!errors?.address}
            disabled={isLoading}
            validationHint={getValidationHint(
              {
                required: t('devices.err_required'),
                isIP: t('devices.err_not_ip'),
              },
              errors?.address,
            )}
            label={t('devices.address')}
            as="input"
            defaultValue={dhcpDevice.assignedIP || dhcpDevice.currentIP}
            {...register('address', {
              required: true,
              validate: {
                isIP: (val) => isIP(val),
              },
            })}
          />
          <Controller
            name="shouldHandledBySurge"
            control={control}
            render={({ field }) => (
              <Toggle
                disabled={isLoading}
                noMargin
                label={t('devices.handled_by_surge')}
                labelChecked="on"
                labelUnchecked="off"
                checked={field.value}
                onChange={() => field.onChange(!field.value)}
              />
            )}
          />
        </div>

        <ModalFooter align="right">
          <ButtonGroup>
            <LoadingButton
              isLoading={isLoading}
              variant="primary"
              as="submit"
              loadingLabel={t('common.is_loading')}
            >
              {t('common.save')}
            </LoadingButton>
          </ButtonGroup>
        </ModalFooter>
      </form>
    </ModalWrapper>
  )
}