genealogy-min-program/pages/index/index.js

const app = getApp();

Page({
  data: {
    userInfo: null
  },

  onLoad: function () {
    this.setData({
      userInfo: app.globalData.userInfo
    });
  },

  onShow: function () {
    this.setData({ userInfo: app.globalData.userInfo });
    if (typeof this.getTabBar === 'function' && this.getTabBar()) {
      this.getTabBar().setData({ selected: 0 });
    }
  },

  // 录入信息
  goToAddMember: function () {
    if (!app.globalData.isLoggedIn) {
      wx.showModal({
        title: '提示',
        content: '请先登录后再录入信息',
        showCancel: false,
        success: (res) => {
          this.doLogin(() => {
            wx.navigateTo({
              url: '/pages/add_member/add_member'
            });
          });
        }
      });
    } else {
      wx.navigateTo({
        url: '/pages/add_member/add_member'
      });
    }
  },

  // 我的录入
  goToMyEntries: function () {
    if (!app.globalData.isLoggedIn) {
      wx.showModal({
        title: '提示',
        content: '请先登录后查看录入记录',
        showCancel: false,
        success: () => {
          wx.navigateTo({ url: '/pages/login/login' });
        }
      });
    } else {
      wx.switchTab({ url: '/pages/my_entries/my_entries' });
    }
  },

  // 家族相册（预留）
  goToAlbum: function () {
    wx.showToast({
      title: '功能开发中',
      icon: 'none'
    });
  },

  // 家族文化（预留）
  goToCulture: function () {
    wx.showToast({
      title: '功能开发中',
      icon: 'none'
    });
  },

  // 登录
  doLogin: function (callback) {
    wx.navigateTo({
      url: '/pages/login/login'
    });
  }
});