@lifi/widget/src/stores/form/useFieldController.ts

LI.FI Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

import { useCallback } from 'react'
import type { FormFieldNames } from './types.js'
import { useFieldActions } from './useFieldActions.js'
import { useFieldValues } from './useFieldValues.js'

interface UseFieldControllerProps {
  name: FormFieldNames
}

export const useFieldController = ({ name }: UseFieldControllerProps) => {
  const [fieldValue] = useFieldValues(name)
  const { setFieldValue, setAsTouched } = useFieldActions()

  const onChange = useCallback(
    (newValue: string | number | undefined) => {
      setFieldValue(name, newValue, { isDirty: true, isTouched: true })
    },
    [name, setFieldValue]
  )

  const onBlur = useCallback(() => {
    setAsTouched(name)
  }, [name, setAsTouched])

  return {
    onChange,
    onBlur,
    name,
    value: fieldValue,
  }
}