import { inject, computed, getCurrentInstance, unref } from 'vue' import { elFormKey, elFormItemKey } from '@element-plus/tokens' import { buildProps } from '@element-plus/utils/props' import { useGlobalConfig } from '@element-plus/utils/util' import type { ExtractPropTypes } from 'vue' import type { MaybeRef } from '@vueuse/core' const sizes = ['', 'large', 'medium', 'small', 'mini'] as const export const useFormItemProps = buildProps({ size: { type: String, values: sizes, default: '', }, disabled: Boolean, } as const) export type UseFormItemProps = ExtractPropTypes export type LocalFallbacks = { size?: MaybeRef disabled?: MaybeRef } export const useFormItem = ({ size, disabled }: LocalFallbacks) => { const vm = getCurrentInstance()! const $ELEMENT = useGlobalConfig() // vm.props is not reactive so we use the reactive one here. const props = vm.proxy?.$props as UseFormItemProps const form = inject(elFormKey, undefined) const formItem = inject(elFormItemKey, undefined) return { size: computed(() => { // TODO, fallback to default size like 'medium/large' instead of empty string return ( props.size || unref(size) || formItem?.size || form?.size || $ELEMENT.size || '' ) }), disabled: computed(() => { return ( props.disabled === true || unref(disabled) || form?.disabled || false ) }), form, formItem, } }