76 lines
1.7 KiB
JavaScript
76 lines
1.7 KiB
JavaScript
import { sortChildren } from '../utils/vnodes';
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export function ChildrenMixin(_parent, options) {
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var _inject, _computed;
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if (options === void 0) {
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options = {};
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}
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var indexKey = options.indexKey || 'index';
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return {
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inject: (_inject = {}, _inject[_parent] = {
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default: null
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}, _inject),
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computed: (_computed = {
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parent: function parent() {
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if (this.disableBindRelation) {
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return null;
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}
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return this[_parent];
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}
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}, _computed[indexKey] = function () {
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this.bindRelation();
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if (this.parent) {
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return this.parent.children.indexOf(this);
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}
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return null;
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}, _computed),
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watch: {
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disableBindRelation: function disableBindRelation(val) {
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if (!val) {
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this.bindRelation();
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}
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}
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},
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mounted: function mounted() {
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this.bindRelation();
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},
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beforeDestroy: function beforeDestroy() {
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var _this = this;
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if (this.parent) {
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this.parent.children = this.parent.children.filter(function (item) {
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return item !== _this;
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});
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}
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},
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methods: {
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bindRelation: function bindRelation() {
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if (!this.parent || this.parent.children.indexOf(this) !== -1) {
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return;
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}
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var children = [].concat(this.parent.children, [this]);
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sortChildren(children, this.parent);
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this.parent.children = children;
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}
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}
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};
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}
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export function ParentMixin(parent) {
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return {
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provide: function provide() {
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var _ref;
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return _ref = {}, _ref[parent] = this, _ref;
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},
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data: function data() {
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return {
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children: []
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};
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}
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};
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} |