Initial commit

components/backChannel/index.js

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+import _ from '../../commons/js/commons'
+const app = getApp()
+Component({
+  //组件的属性列表
+  properties: {
+    isShow: {
+      type: Boolean,
+      value: true,
+    },
+  },
+
+  //组件的初始数据
+  data: {
+    isAdmin:false,
+  },
+
+  //生命周期方法
+  lifetimes: {
+    //在组件实例进入页面节点树时执行
+    attached: function () {
+      if(app.getStorageByKey("userInfo").group_id==4){
+        this.setData({
+          isAdmin:true,
+        })
+      }
+    },
+    //在组件实例被从页面节点树移除时执行
+    detached: function () {
+      
+    },
+  },
+
+  //组件所在页面的生命周期
+  pageLifetimes: {
+    //组件所在的页面被展示时执行
+    show: function () {
+
+    },
+    //组件所在的页面被隐藏时执行
+    hide: function () {
+
+    },
+    //组件所在的页面尺寸变化时执行
+    resize: function () {
+
+    },
+  },
+
+  //组件的方法列表
+  methods: {
+    backChannel(){
+      wx.reLaunch({
+        url: '/pages/channel/index'
+      })
+    },
+  }
+})

components/backChannel/index.json

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+{
+  "usingComponents": {}
+}

components/backChannel/index.wxml

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+<view class="fixed left-0 box-middle mb200 box-60x120 bg-2e3246 ulib-rr750" wx:if="{{isShow&&isAdmin}}" bindtap="backChannel">
+  <view class="absolute left-0 ml10 box-middle line-height-13 font-22 color-fff">
+    <view>返</view>
+    <view>回</view>
+  </view>
+  <i class="absolute right-0 box-middle mr5 iconfont icon-jiantou-left font-22 color-fff"></i>
+</view>

components/backChannel/index.wxss

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+@import "../../commons/css/common.wxss";
+.box-60x120{
+  width: 60rpx;
+  height: 120rpx;
+}