bug fix and performance improvements

miniprogram/miniprogram_npm/tdesign-miniprogram/tree-select/tree-select.js

@@ -0,0 +1,96 @@
+var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
+    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;
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+import { SuperComponent, wxComponent } from '../common/src/index';
+import config from '../common/config';
+import props from './props';
+const { prefix } = config;
+const name = `${prefix}-tree-select`;
+let TreeSelect = class TreeSelect extends SuperComponent {
+    constructor() {
+        super(...arguments);
+        this.externalClasses = [`${prefix}-class`];
+        this.options = {
+            multipleSlots: true,
+        };
+        this.data = {
+            prefix,
+            classPrefix: name,
+        };
+        this.properties = props;
+        this.controlledProps = [
+            {
+                key: 'value',
+                event: 'change',
+            },
+        ];
+        this.observers = {
+            value() {
+                this.buildTreeOptions();
+            },
+        };
+        this.methods = {
+            buildTreeOptions() {
+                const { options, value, multiple, keys } = this.data;
+                const treeOptions = [];
+                let level = -1;
+                let node = { children: options };
+                while (node && node.children) {
+                    level += 1;
+                    const list = node.children.map((item) => ({
+                        label: item[(keys === null || keys === void 0 ? void 0 : keys.label) || 'label'],
+                        value: item[(keys === null || keys === void 0 ? void 0 : keys.value) || 'value'],
+                        children: item.children,
+                    }));
+                    const thisValue = value === null || value === void 0 ? void 0 : value[level];
+                    treeOptions.push([...list]);
+                    if (thisValue == null) {
+                        const [firstChild] = list;
+                        node = firstChild;
+                    }
+                    else {
+                        const child = list.find((child) => child.value === thisValue);
+                        node = child !== null && child !== void 0 ? child : list[0];
+                    }
+                }
+                const leafLevel = Math.max(0, level);
+                if (multiple) {
+                    const finalValue = this.data.value || this.data.defaultValue;
+                    if (finalValue[leafLevel] != null && !Array.isArray(finalValue[leafLevel])) {
+                        throw TypeError('应传入数组类型的 value');
+                    }
+                }
+                this.setData({
+                    leafLevel,
+                    treeOptions,
+                });
+            },
+            onRootChange(e) {
+                const { value } = this.data;
+                const { value: itemValue } = e.detail;
+                value[0] = itemValue;
+                this._trigger('change', { value, level: 0 });
+            },
+            handleTreeClick(e) {
+                const { level, value: itemValue } = e.currentTarget.dataset;
+                const { value } = this.data;
+                value[level] = itemValue;
+                this._trigger('change', { value, level: 1 });
+            },
+            handleRadioChange(e) {
+                const { value } = this.data;
+                const { value: itemValue } = e.detail;
+                const { level } = e.target.dataset;
+                value[level] = itemValue;
+                this._trigger('change', { value, level });
+            },
+        };
+    }
+};
+TreeSelect = __decorate([
+    wxComponent()
+], TreeSelect);
+export default TreeSelect;