91 lines
2.7 KiB
JavaScript
91 lines
2.7 KiB
JavaScript
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import _set from '../utils/_set'
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import debounce from '../utils/debounce'
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/**
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* 老setData polyfill
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* 用于转换后的uniapp的项目能直接使用this.setData()函数
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* @param {*} obj
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* @param {*} callback
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*/
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function oldSetData (obj, callback) {
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let that = this
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const handleData = (tepData, tepKey, afterKey) => {
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var tepData2 = tepData
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tepKey = tepKey.split('.')
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tepKey.forEach(item => {
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if (tepData[item] === null || tepData[item] === undefined) {
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let reg = /^[0-9]+$/
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tepData[item] = reg.test(afterKey) ? [] : {}
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tepData2 = tepData[item]
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} else {
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tepData2 = tepData[item]
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}
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})
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return tepData2
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}
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const isFn = function (value) {
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return typeof value == 'function' || false
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}
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Object.keys(obj).forEach(function (key) {
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let val = obj[key]
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key = key.replace(/\]/g, '').replace(/\[/g, '.')
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let front, after
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let index_after = key.lastIndexOf('.')
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if (index_after != -1) {
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after = key.slice(index_after + 1)
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front = handleData(that, key.slice(0, index_after), after)
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} else {
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after = key
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front = that
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}
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if (front.$data && front.$data[after] === undefined) {
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Object.defineProperty(front, after, {
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get () {
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return front.$data[after]
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},
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set (newValue) {
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front.$data[after] = newValue
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that.hasOwnProperty("$forceUpdate") && that.$forceUpdate()
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},
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enumerable: true,
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configurable: true
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})
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front[after] = val
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} else {
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that.$set(front, after, val)
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}
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})
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// this.$forceUpdate();
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isFn(callback) && this.$nextTick(callback)
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}
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/**
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* 变量名正则
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*/
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const variableNameReg = /^([^\x00-\xff]|[a-zA-Z_$])([^\x00-\xff]|[a-zA-Z0-9_$])*$/
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/**
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* 2022-10-31 重写setData
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* 2023-05-08 增加微信“简易双向绑定”支持
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* 用于转换后的uniapp的项目能直接使用this.setData()函数
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* @param {Object} obj
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* @param {Object} callback
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*/
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export function setData (obj, callback = null) {
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Object.keys(obj).forEach((key) => {
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_set(this, key, obj[key])
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//处理微信“简易双向绑定”
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if (variableNameReg.test(key) && key.endsWith("Clone")) {
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let propName = key.replace(/Clone$/, "")
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if (this.$options.propsData[propName]) {
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this.$emit(`update:${propName}`, obj[key])
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}
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}
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})
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debounce(this, '$forceUpdate', 200)
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if (typeof callback == 'function') this.$nextTick(callback)
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}
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