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