MD_YOSwechat/custom-tab-bar/index.js

Component({
    /**
     * 组件的属性列表
     */
    properties: {},
    lifetimes: {
        attached() {
            // 在组件实例进入页面节点树时执行
        },
        ready: function () {
            if (this.data.count == 1) return;
            if (!wx.getStorageSync('userauth')) return;
            //判断页面 以免一直触发
            let pages = getCurrentPages();
            let prevPage = pages[pages.length - 1];
            if (prevPage.route == 'pages/login/selectSite' || prevPage.route.includes('pages/tabbar/')) {
                let auth = getApp().globalData.queryPer.query(wx.getStorageSync('userauth'), ['通用'], ['个人中心', '消息中心']);
                let auth2 = getApp().globalData.queryPer.query(wx.getStorageSync('userauth'), ['营销工具'], ['营销物料']);
                let list = ['首页'];
                auth.forEach(v => {
                    switch (v.systemmodulename) {
                        case "个人中心":
                            list.push('我的')
                            break;
                        case "消息中心":
                            list.push('信息')
                            break;
                    }
                })
                if (auth2.length == 1) list.push('营销物料');
                this.setData({
                    Permission: list,
                    auth
                })
            }
        },
    },
    /**
     * 组件的初始数据
     */

    /* 
           {
               icon: 'icon-a-biaoqianlangongzuo',
               text: '工作',
               url: '/pages/tabbar/workbench/index'
           }, 
    */
    data: {
        active: 'home',
        Permission: ['首页'],
        auth: [], //个人信息和消息信息的权限
        tabbarList: [{
                icon: 'icon-a-biaoqianlanshouyexuanzhong',
                text: '首页',
                url: '/pages/tabbar/home/index',
                name: 'home'
            },
            {
                icon: 'icon-a-biaoqianlanxiaoxi',
                text: '信息',
                url: '/pages/tabbar/message/index',
                name: 'message'
            },
            {
                icon: 'icon-a-biaoqianlanzhiku',
                text: '营销物料',
                url: '/pages/tabbar/smartStore/index',
                name: 'smartStore'
            },
            {
                icon: 'icon-a-biaoqianlanwode',
                text: '我的',
                url: '/pages/tabbar/mine/index',
                name: 'mine'
            }
        ],
    },

    /**
     * 组件的方法列表
     */
    methods: {
        /* tabbar */
        onChange(event) {
            let active = event.detail,
                obj = this.data.tabbarList.find(v => v.name == active);
            wx.switchTab({
                url: obj.url
            });
            this.setData({
                active
            });
        },
        init() {
            const page = getCurrentPages().pop();
            let obj = this.data.tabbarList.find(item => item.url === `/${page.route}`);
            this.setData({
                active: obj.name
            });
        },
    },
})