health.applet/miniprogram/components/tabbar/tabbar.ts

import I18nBehavior from "../../i18n/behavior";
import props from "../../miniprogram_npm/tdesign-miniprogram/action-sheet/props";
import Tabbar from "../../miniprogram_npm/tdesign-miniprogram/tab-bar/tab-bar";

Component({
  behaviors: [I18nBehavior],
  data: {
    tabbarHeight: 0,
    pageHeight: "100vh",
    value: "/pages/home/home",
    list: [
      {
        value: "/pages/home/home",
        label: "首页",
        icon: "home",
        path: "/pages/home/home",
      },
      {
        value: "/module/chats/pages/index/index",
        label: "",
        icon: "app",
        path: "/module/chats/pages/index/index",
      },
      {
        value: "/pages/mine/mine",
        label: "我的",
        icon: "chat",
        path: "/pages/mine/mine",
      },
    ],
    i18n: {
      common: { title: '生活助理' }
    }
  },
  properties: {
    tabbarValue: {
      type: String,
      value: "",
    },
    patientId: {
      type: Number,
      value: 0,
    },
  },
  methods: {
    calculatePageHeight() {
      const systemInfo = wx.getSystemInfoSync();
      const windowHeight = systemInfo.windowHeight; // 屏幕可用高度

      // 获取 tabbar 高度
      const query = wx.createSelectorQuery();
      query
        .select(".t-tabbar")
        .boundingClientRect((rect) => {
          if (rect) {
            const tabbarHeight = rect.height;
            const contentHeight = windowHeight - tabbarHeight;
            this.setData({
              pageHeight: `${contentHeight}px`,
            });
          }
        })
        .exec();
    },
    toChatsPage(page: string) {
      wx.redirectTo({
        url: `${page}?component=guide&isShowGuide=true`,
      });
      wx.setStorageSync("isAnalysis", 3);
    },
    onChange(e: any) {
      this.setData({
        value: e.detail.value,
      });
      if (e.detail.value === "/module/chats/pages/index/index") {
        this.toChatsPage(e.detail.value);
      } else {
        wx.redirectTo({
          url: `${e.detail.value}`,
          fail: (error) => {
            console.error('Navigation failed:', error);
            wx.showToast({
              title: '页面跳转失败，请重试',
              icon: 'none'
            });
          }
        });
      }
    },
  },
  lifetimes: {
    attached() {
      // 赋值
      this.setData({
        value: this.data.tabbarValue,
      });
      this.calculatePageHeight();
    },
  },
});