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47 lines
1.2 KiB
47 lines
1.2 KiB
2 years ago
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import type { UnwrapRef, Ref, WritableComputedRef, DeepReadonly } from 'vue'
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import { reactive, readonly, computed, getCurrentInstance, watchEffect, unref, toRaw } from 'vue'
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import { isEqual } from 'lodash-es'
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export function useRuleFormItem<T extends Recordable, K extends keyof T, V = UnwrapRef<T[K]>>(
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props: T,
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key?: K,
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changeEvent?,
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emitData?: Ref<any[]>
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): [WritableComputedRef<V>, (val: V) => void, DeepReadonly<V>]
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export function useRuleFormItem<T extends Recordable>(props: T, key: keyof T = 'value', changeEvent = 'change', emitData?: Ref<any[]>) {
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const instance = getCurrentInstance()
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const emit = instance?.emit
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const innerState = reactive({
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value: props[key]
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})
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const defaultState = readonly(innerState)
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const setState = (val: UnwrapRef<T[keyof T]>): void => {
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innerState.value = val as T[keyof T]
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}
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watchEffect(() => {
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innerState.value = props[key]
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})
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const state: any = computed({
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get() {
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return innerState.value
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},
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set(value) {
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if (isEqual(value, defaultState.value)) return
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innerState.value = value as T[keyof T]
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setTimeout(() => {
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emit?.(changeEvent, value, ...(toRaw(unref(emitData)) || []))
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})
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}
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})
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return [state, setState, defaultState]
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}
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