var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
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};
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import { SuperComponent, wxComponent } from '../common/src/index';
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import config from '../common/config';
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import props from './props';
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const { prefix } = config;
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const name = `${prefix}-tree-select`;
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let TreeSelect = class TreeSelect extends SuperComponent {
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constructor() {
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super(...arguments);
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this.externalClasses = [`${prefix}-class`];
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this.options = {
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multipleSlots: true,
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};
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this.data = {
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prefix,
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classPrefix: name,
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};
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this.properties = props;
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this.controlledProps = [
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{
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key: 'value',
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event: 'change',
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},
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];
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this.observers = {
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'value, options, keys, multiple'() {
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this.buildTreeOptions();
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},
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};
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this.methods = {
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buildTreeOptions() {
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const { options, value, multiple, keys } = this.data;
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const treeOptions = [];
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let level = -1;
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let node = { children: options };
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if (options.length === 0 || (Array.isArray(value) && value.length === 0))
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return;
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while (node && node.children) {
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level += 1;
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const list = node.children.map((item) => ({
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label: item[(keys === null || keys === void 0 ? void 0 : keys.label) || 'label'],
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value: item[(keys === null || keys === void 0 ? void 0 : keys.value) || 'value'],
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children: item.children,
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}));
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const thisValue = value === null || value === void 0 ? void 0 : value[level];
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treeOptions.push([...list]);
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if (thisValue == null) {
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const [firstChild] = list;
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node = firstChild;
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}
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else {
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const child = list.find((child) => child.value === thisValue);
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node = child !== null && child !== void 0 ? child : list[0];
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}
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}
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const leafLevel = Math.max(0, level);
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if (multiple) {
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const finalValue = this.data.value || this.data.defaultValue;
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if (finalValue[leafLevel] != null && !Array.isArray(finalValue[leafLevel])) {
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throw TypeError('应传入数组类型的 value');
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}
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}
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this.setData({
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leafLevel,
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treeOptions,
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});
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},
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onRootChange(e) {
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const { value } = this.data;
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const { value: itemValue } = e.detail;
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value[0] = itemValue;
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this._trigger('change', { value, level: 0 });
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},
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handleTreeClick(e) {
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const { level, value: itemValue } = e.currentTarget.dataset;
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const { value } = this.data;
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value[level] = itemValue;
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this._trigger('change', { value, level: 1 });
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},
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handleRadioChange(e) {
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const { value } = this.data;
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const { value: itemValue } = e.detail;
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const { level } = e.target.dataset;
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value[level] = itemValue;
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this._trigger('change', { value, level });
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},
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};
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}
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};
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TreeSelect = __decorate([
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wxComponent()
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], TreeSelect);
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export default TreeSelect;
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