diff --git a/package.json b/package.json
index 3fe02dd1..6f6634f6 100644
--- a/package.json
+++ b/package.json
@@ -1,10 +1,9 @@
 {
   "name": "vue-element-admin",
-  "version": "3.6.5",
+  "version": "3.6.6",
   "description": "A magical vue admin. Typical templates for enterprise applications. Newest development stack of vue. Lots of awesome features",
   "author": "Pan <panfree23@gmail.com>",
   "license": "MIT",
-  "private": true,
   "scripts": {
     "dev": "webpack-dev-server --inline --progress --config build/webpack.dev.conf.js",
     "build:prod": "cross-env NODE_ENV=production env_config=prod node build/build.js",
@@ -12,6 +11,20 @@
     "lint": "eslint --ext .js,.vue src",
     "test": "npm run lint"
   },
+  "keywords": [
+    "vue",
+    "element-ui",
+    "admin",
+    "management-system",
+    "admin-template"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/PanJiaChen/vue-element-admin.git"
+  },
+  "bugs": {
+    "url": "https://github.com/PanJiaChen/vue-element-admin/issues"
+  },
   "dependencies": {
     "axios": "0.17.1",
     "clipboard": "1.7.1",
@@ -37,7 +50,7 @@
     "vue-multiselect": "2.0.8",
     "vue-router": "3.0.1",
     "vue-splitpane": "1.0.2",
-    "vuedraggable": "2.15.0",
+    "vuedraggable": "^2.16.0",
     "vuex": "3.0.1",
     "xlsx": "0.11.16"
   },
diff --git a/src/components/Kanban/index.vue b/src/components/Kanban/index.vue
new file mode 100644
index 00000000..c16894eb
--- /dev/null
+++ b/src/components/Kanban/index.vue
@@ -0,0 +1,89 @@
+<template>
+  <div class="board-column">
+    <div class="board-column-header">
+      {{headerText}}
+    </div>
+    <draggable
+      class="board-column-content"
+      :list="list"
+      :options="options">
+      <div class="board-item" v-for="element in list" :key="element.id">
+        {{element.name}} {{element.id}}
+      </div>
+    </draggable>
+  </div>
+</template>
+<script>
+import draggable from 'vuedraggable'
+
+export default {
+  name: 'dragKanban-demo',
+  components: {
+    draggable
+  },
+  props: {
+    headerText: {
+      type: String,
+      default: 'Header'
+    },
+    options: {
+      type: Object,
+      default() {
+        return {}
+      }
+    },
+    list: {
+      type: Array,
+      default() {
+        return []
+      }
+    }
+  }
+}
+</script>
+<style lang="scss">
+.board-column {
+  min-width: 300px;
+  min-height: 100px;
+  height: auto;
+  overflow: hidden;
+  background: #f0f0f0;
+  border-radius: 3px;
+
+  .board-column-header {
+    height: 50px;
+    line-height: 50px;
+    overflow: hidden;
+    padding: 0 20px;
+    text-align: center;
+    background: #333;
+    color: #fff;
+    border-radius: 3px 3px 0 0;
+  }
+
+  .board-column-content {
+    height: auto;
+    overflow: hidden;
+    border: 10px solid transparent;
+    min-height: 60px;
+    display: flex;
+    justify-content: flex-start;
+    flex-direction: column;
+    align-items: center;
+
+    .board-item {
+      cursor: pointer;
+      width: 100%;
+      height: 64px;
+      margin: 5px 0;
+      background-color: #fff;
+      text-align: left;
+      line-height: 54px;
+      padding: 5px 10px;
+      box-sizing: border-box;
+      box-shadow: 0px 1px 3px 0 rgba(0,0,0,0.2);
+    }
+  }
+}
+</style>
+
diff --git a/src/components/ScrollBar/index.vue b/src/components/ScrollBar/index.vue
deleted file mode 100644
index dc32f5c0..00000000
--- a/src/components/ScrollBar/index.vue
+++ /dev/null
@@ -1,57 +0,0 @@
-<template>
-  <div class="scroll-container" ref="scrollContainer" @wheel.prevent="handleScroll" >
-    <div class="scroll-wrapper" ref="scrollWrapper" :style="{top: top + 'px'}">
-      <slot></slot>
-    </div>
-  </div>
-</template>
-
-<script>
-const delta = 15
-
-export default {
-  name: 'scrollBar',
-  data() {
-    return {
-      top: 0
-    }
-  },
-  methods: {
-    handleScroll(e) {
-      const eventDelta = e.wheelDelta || -e.deltaY * 3
-      const $container = this.$refs.scrollContainer
-      const $containerHeight = $container.offsetHeight
-      const $wrapper = this.$refs.scrollWrapper
-      const $wrapperHeight = $wrapper.offsetHeight
-      if (eventDelta > 0) {
-        this.top = Math.min(0, this.top + eventDelta)
-      } else {
-        if ($containerHeight - delta < $wrapperHeight) {
-          if (this.top < -($wrapperHeight - $containerHeight + delta)) {
-            this.top = this.top
-          } else {
-            this.top = Math.max(this.top + eventDelta, $containerHeight - $wrapperHeight - delta)
-          }
-        } else {
-          this.top = 0
-        }
-      }
-    }
-  }
-}
-</script>
-
-<style rel="stylesheet/scss" lang="scss" scoped>
-@import '../../styles/variables.scss';
-
-.scroll-container {
-  position: relative;
-  width: 100%;
-  height: 100%;
-  background-color: $menuBg;
-  .scroll-wrapper {
-    position: absolute;
-     width: 100%!important;
-  }
-}
-</style>
diff --git a/src/directive/el-dragDialog/drag.js b/src/directive/el-dragDialog/drag.js
index 7d49e4bb..3e3fb62a 100644
--- a/src/directive/el-dragDialog/drag.js
+++ b/src/directive/el-dragDialog/drag.js
@@ -2,39 +2,67 @@ export default{
   bind(el, binding) {
     const dialogHeaderEl = el.querySelector('.el-dialog__header')
     const dragDom = el.querySelector('.el-dialog')
-    dialogHeaderEl.style = 'cursor:move;'
+    dialogHeaderEl.style.cssText += ';cursor:move;'
+    dragDom.style.cssText += ';top:0px;'
 
     // 获取原有属性 ie dom元素.currentStyle 火狐谷歌 window.getComputedStyle(dom元素, null);
-    const sty = dragDom.currentStyle || window.getComputedStyle(dragDom, null)
+    const getStyle = (function() {
+      if (window.document.currentStyle) {
+        return (dom, attr) => dom.currentStyle[attr]
+      } else {
+        return (dom, attr) => getComputedStyle(dom, false)[attr]
+      }
+    })()
 
     dialogHeaderEl.onmousedown = (e) => {
       // 鼠标按下，计算当前元素距离可视区的距离
       const disX = e.clientX - dialogHeaderEl.offsetLeft
       const disY = e.clientY - dialogHeaderEl.offsetTop
 
-      // 获取到的值带px 正则匹配替换
-      let styL, styT
+      const dragDomWidth = dragDom.offsetWidth
+      const dragDomheight = dragDom.offsetHeight
 
-      // 注意在ie中 第一次获取到的值为组件自带50% 移动之后赋值为px
-      if (sty.left.includes('%')) {
-        styL = +document.body.clientWidth * (+sty.left.replace(/\%/g, '') / 100)
-        styT = +document.body.clientHeight * (+sty.top.replace(/\%/g, '') / 100)
+      const screenWidth = document.body.clientWidth
+      const screenHeight = document.body.clientHeight
+
+      const minDragDomLeft = dragDom.offsetLeft
+      const maxDragDomLeft = screenWidth - dragDom.offsetLeft - dragDomWidth
+
+      const minDragDomTop = dragDom.offsetTop
+      const maxDragDomTop = screenHeight - dragDom.offsetTop - dragDomheight
+
+      // 获取到的值带px 正则匹配替换
+      let styL = getStyle(dragDom, 'left')
+      let styT = getStyle(dragDom, 'top')
+
+      if (styL.includes('%')) {
+        styL = +document.body.clientWidth * (+styL.replace(/\%/g, '') / 100)
+        styT = +document.body.clientHeight * (+styT.replace(/\%/g, '') / 100)
       } else {
-        styL = +sty.left.replace(/\px/g, '')
-        styT = +sty.top.replace(/\px/g, '')
+        styL = +styL.replace(/\px/g, '')
+        styT = +styT.replace(/\px/g, '')
       }
 
       document.onmousemove = function(e) {
         // 通过事件委托，计算移动的距离
-        const l = e.clientX - disX
-        const t = e.clientY - disY
+        let left = e.clientX - disX
+        let top = e.clientY - disY
+
+        // 边界处理
+        if (-(left) > minDragDomLeft) {
+          left = -minDragDomLeft
+        } else if (left > maxDragDomLeft) {
+          left = maxDragDomLeft
+        }
+
+        if (-(top) > minDragDomTop) {
+          top = -minDragDomTop
+        } else if (top > maxDragDomTop) {
+          top = maxDragDomTop
+        }
 
         // 移动当前元素
-        dragDom.style.left = `${l + styL}px`
-        dragDom.style.top = `${t + styT}px`
-
-        // 将此时的位置传出去
-        // binding.value({x:e.pageX,y:e.pageY})
+        dragDom.style.cssText += `;left:${left + styL}px;top:${top + styT}px;`
       }
 
       document.onmouseup = function(e) {
diff --git a/src/lang/en.js b/src/lang/en.js
index c08c88ef..fc0405c9 100644
--- a/src/lang/en.js
+++ b/src/lang/en.js
@@ -19,6 +19,7 @@ export default {
     componentMixin: 'Mixin',
     backToTop: 'BackToTop',
     dragDialog: 'Drag Dialog',
+    dragKanban: 'Drag Kanban',
     charts: 'Charts',
     keyboardChart: 'Keyboard Chart',
     lineChart: 'Line Chart',
diff --git a/src/lang/zh.js b/src/lang/zh.js
index a4cc93d4..41c959c3 100644
--- a/src/lang/zh.js
+++ b/src/lang/zh.js
@@ -19,6 +19,7 @@ export default {
     componentMixin: '小组件',
     backToTop: '返回顶部',
     dragDialog: '拖拽 Dialog',
+    dragKanban: '可拖拽看板',
     charts: '图表',
     keyboardChart: '键盘图表',
     lineChart: '折线图',
diff --git a/src/permission.js b/src/permission.js
index 87a591e5..e4f491d1 100644
--- a/src/permission.js
+++ b/src/permission.js
@@ -31,10 +31,10 @@ router.beforeEach((to, from, next) => {
             router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
             next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
           })
-        }).catch(() => {
+        }).catch((err) => {
           store.dispatch('FedLogOut').then(() => {
-            Message.error('Verification failed, please login again')
-            next({ path: '/login' })
+            Message.error(err || 'Verification failed, please login again')
+            next({ path: '/' })
           })
         })
       } else {
diff --git a/src/router/index.js b/src/router/index.js
index a5d704ef..70e51d36 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -112,7 +112,8 @@ export const asyncRouterMap = [
       { path: 'count-to', component: _import('components-demo/countTo'), name: 'countTo-demo', meta: { title: 'countTo' }},
       { path: 'mixin', component: _import('components-demo/mixin'), name: 'componentMixin-demo', meta: { title: 'componentMixin' }},
       { path: 'back-to-top', component: _import('components-demo/backToTop'), name: 'backToTop-demo', meta: { title: 'backToTop' }},
-      { path: 'drag-dialog', component: _import('components-demo/dragDialog'), name: 'dragDialog-demo', meta: { title: 'dragDialog' }}
+      { path: 'drag-dialog', component: _import('components-demo/dragDialog'), name: 'dragDialog-demo', meta: { title: 'dragDialog' }},
+      { path: 'drag-kanban', component: _import('components-demo/dragKanban'), name: 'dragKanban-demo', meta: { title: 'dragKanban' }}
     ]
   },
 
diff --git a/src/store/getters.js b/src/store/getters.js
index 8adc5e81..d68251fd 100644
--- a/src/store/getters.js
+++ b/src/store/getters.js
@@ -1,6 +1,7 @@
 const getters = {
   sidebar: state => state.app.sidebar,
   language: state => state.app.language,
+  device: state => state.app.device,
   visitedViews: state => state.tagsView.visitedViews,
   cachedViews: state => state.tagsView.cachedViews,
   token: state => state.user.token,
diff --git a/src/store/modules/app.js b/src/store/modules/app.js
index 9eed667c..d89664f8 100644
--- a/src/store/modules/app.js
+++ b/src/store/modules/app.js
@@ -3,8 +3,10 @@ import Cookies from 'js-cookie'
 const app = {
   state: {
     sidebar: {
-      opened: !+Cookies.get('sidebarStatus')
+      opened: !+Cookies.get('sidebarStatus'),
+      withoutAnimation: false
     },
+    device: 'desktop',
     language: Cookies.get('language') || 'en'
   },
   mutations: {
@@ -15,6 +17,15 @@ const app = {
         Cookies.set('sidebarStatus', 0)
       }
       state.sidebar.opened = !state.sidebar.opened
+      state.sidebar.withoutAnimation = false
+    },
+    CLOSE_SIDEBAR: (state, withoutAnimation) => {
+      Cookies.set('sidebarStatus', 1)
+      state.sidebar.opened = false
+      state.sidebar.withoutAnimation = withoutAnimation
+    },
+    TOGGLE_DEVICE: (state, device) => {
+      state.device = device
     },
     SET_LANGUAGE: (state, language) => {
       state.language = language
@@ -25,6 +36,12 @@ const app = {
     toggleSideBar({ commit }) {
       commit('TOGGLE_SIDEBAR')
     },
+    closeSideBar({ commit }, { withoutAnimation }) {
+      commit('CLOSE_SIDEBAR', withoutAnimation)
+    },
+    toggleDevice({ commit }, device) {
+      commit('TOGGLE_DEVICE', device)
+    },
     setLanguage({ commit }, language) {
       commit('SET_LANGUAGE', language)
     }
diff --git a/src/store/modules/user.js b/src/store/modules/user.js
index 18c93570..13e76399 100644
--- a/src/store/modules/user.js
+++ b/src/store/modules/user.js
@@ -67,7 +67,13 @@ const user = {
             reject('error')
           }
           const data = response.data
-          commit('SET_ROLES', data.roles)
+
+          if (data.roles && data.roles.length > 0) { // 验证返回的roles是否是一个非空数组
+            commit('SET_ROLES', data.roles)
+          } else {
+            reject('getInfo: roles must be a non-null array !')
+          }
+
           commit('SET_NAME', data.name)
           commit('SET_AVATAR', data.avatar)
           commit('SET_INTRODUCTION', data.introduction)
diff --git a/src/styles/sidebar.scss b/src/styles/sidebar.scss
index 36410770..26cece0c 100644
--- a/src/styles/sidebar.scss
+++ b/src/styles/sidebar.scss
@@ -7,10 +7,7 @@
   }
   // 侧边栏
   .sidebar-container {
-    .horizontal-collapse-transition {
-      transition: 0s width ease-in-out, 0s padding-left ease-in-out, 0s padding-right ease-in-out;
-    }
-    transition: width .28s;
+    transition: width 0.28s;
     width: 180px !important;
     height: 100%;
     position: fixed;
@@ -20,15 +17,30 @@
     left: 0;
     z-index: 1001;
     overflow: hidden;
+    //reset element-ui css
+    .horizontal-collapse-transition {
+      transition: 0s width ease-in-out, 0s padding-left ease-in-out, 0s padding-right ease-in-out;
+    }
+    .scrollbar-wrapper {
+      height: calc(100% + 15px);
+      .el-scrollbar__view {
+        height: 100%;
+      }
+    }
+    .is-horizontal {
+      display: none;
+    }
     a {
       display: inline-block;
       width: 100%;
+      overflow: hidden;
     }
     .svg-icon {
       margin-right: 16px;
     }
     .el-menu {
       border: none;
+      height: 100%;
       width: 100% !important;
     }
   }
@@ -47,23 +59,30 @@
       }
     }
     .el-submenu {
+      overflow: hidden;
       &>.el-submenu__title {
         padding-left: 10px !important;
-        &>span {
-          height: 0;
-          width: 0;
-          overflow: hidden;
-          visibility: hidden;
-          display: inline-block;
-        }
         .el-submenu__icon-arrow {
           display: none;
         }
       }
     }
+    .el-menu--collapse {
+      .el-submenu {
+        &>.el-submenu__title {
+          &>span {
+            height: 0;
+            width: 0;
+            overflow: hidden;
+            visibility: hidden;
+            display: inline-block;
+          }
+        }
+      }
+    }
   }
-  .nest-menu .el-submenu>.el-submenu__title,
-  .el-submenu .el-menu-item {
+  .sidebar-container .nest-menu .el-submenu>.el-submenu__title,
+  .sidebar-container .el-submenu .el-menu-item {
     min-width: 180px !important;
     background-color: $subMenuBg !important;
     &:hover {
@@ -73,4 +92,27 @@
   .el-menu--collapse .el-menu .el-submenu {
     min-width: 180px !important;
   }
+
+  //适配移动端
+  .mobile {
+    .main-container {
+      margin-left: 0px;
+    }
+    .sidebar-container {
+      transition: transform .28s;
+      width: 180px !important;
+    }
+    &.hideSidebar {
+      .sidebar-container {
+        transition-duration: 0.3s;
+        transform: translate3d(-180px, 0, 0);
+      }
+    }
+  }
+  .withoutAnimation {
+    .main-container,
+    .sidebar-container {
+      transition: none;
+    }
+  }
 }
diff --git a/src/views/components-demo/dragKanban.vue b/src/views/components-demo/dragKanban.vue
new file mode 100644
index 00000000..2bbab2bd
--- /dev/null
+++ b/src/views/components-demo/dragKanban.vue
@@ -0,0 +1,68 @@
+<template>
+  <div class="components-container board">
+    <Kanban :key="1" class="kanban todo" :list="list1" :options="options" header-text="Todo"/>
+    <Kanban :key="2" class="kanban working" :list="list2" :options="options" header-text="Working"/>
+    <Kanban :key="3" class="kanban done" :list="list3" :options="options" header-text="Done"/>
+  </div>
+</template>
+<script>
+import Kanban from '@/components/Kanban'
+
+export default {
+  name: 'dragKanban-demo',
+  components: {
+    Kanban
+  },
+  data() {
+    return {
+      options: {
+        group: 'mission'
+      },
+      list1: [
+        { name: 'Mission', id: 1 },
+        { name: 'Mission', id: 2 },
+        { name: 'Mission', id: 3 },
+        { name: 'Mission', id: 4 }
+      ],
+      list2: [
+        { name: 'Mission', id: 5 },
+        { name: 'Mission', id: 6 },
+        { name: 'Mission', id: 7 }
+      ],
+      list3: [
+        { name: 'Mission', id: 8 },
+        { name: 'Mission', id: 9 },
+        { name: 'Mission', id: 10 }
+      ]
+    }
+  }
+}
+</script>
+<style lang="scss">
+.board {
+  width: 1000px;
+  margin-left: 20px;
+  display: flex;
+  justify-content: space-around;
+  flex-direction: row;
+  align-items: flex-start;
+}
+.kanban {
+  &.todo {
+    .board-column-header {
+      background: #4A9FF9;
+    }
+  }
+  &.working {
+    .board-column-header {
+      background: #f9944a;
+    }
+  }
+  &.done {
+    .board-column-header {
+      background: #2ac06d;
+    }
+  }
+}
+</style>
+
diff --git a/src/views/dashboard/admin/components/TransactionTable.vue b/src/views/dashboard/admin/components/TransactionTable.vue
index 90f4a914..4efb98f0 100644
--- a/src/views/dashboard/admin/components/TransactionTable.vue
+++ b/src/views/dashboard/admin/components/TransactionTable.vue
@@ -1,6 +1,6 @@
 <template>
   <el-table :data="list" style="width: 100%;padding-top: 15px;">
-    <el-table-column label="Order_No" show-overflow-tooltip>
+    <el-table-column label="Order_No" min-width="200">
       <template slot-scope="scope">
         {{scope.row.order_no}}
       </template>
@@ -42,7 +42,7 @@ export default {
   methods: {
     fetchData() {
       fetchList().then(response => {
-        this.list = response.data.items.slice(0, 7)
+        this.list = response.data.items.slice(0, 8)
       })
     }
   }
diff --git a/src/views/dashboard/admin/index.vue b/src/views/dashboard/admin/index.vue
index e35aef26..a08543fc 100644
--- a/src/views/dashboard/admin/index.vue
+++ b/src/views/dashboard/admin/index.vue
@@ -30,10 +30,10 @@
       <el-col :xs="{span: 24}" :sm="{span: 24}" :md="{span: 24}" :lg="{span: 12}" :xl="{span: 12}" style="padding-right:8px;margin-bottom:30px;">
         <transaction-table></transaction-table>
       </el-col>
-      <el-col :xs="{span: 12}" :sm="{span: 12}" :md="{span: 12}" :lg="{span: 6}" :xl="{span: 5}">
+      <el-col :xs="{span: 24}" :sm="{span: 12}" :md="{span: 12}" :lg="{span: 6}" :xl="{span: 5}" style="margin-bottom:30px;">
         <todo-list></todo-list>
       </el-col>
-      <el-col :xs="{span: 12}" :sm="{span: 12}" :md="{span: 12}" :lg="{span: 6}" :xl="{span: 5}">
+      <el-col :xs="{span: 24}" :sm="{span: 12}" :md="{span: 12}" :lg="{span: 6}" :xl="{span: 5}" style="margin-bottom:30px;" >
         <box-card></box-card>
       </el-col>
     </el-row>
diff --git a/src/views/layout/Layout.vue b/src/views/layout/Layout.vue
index 7c824531..284de9c1 100644
--- a/src/views/layout/Layout.vue
+++ b/src/views/layout/Layout.vue
@@ -1,5 +1,6 @@
 <template>
-  <div class="app-wrapper" :class="{hideSidebar:!sidebar.opened}">
+  <div class="app-wrapper" :class="classObj">
+    <div v-if="device==='mobile'&&sidebar.opened" class="drawer-bg" @click="handleClickOutside"></div>
     <sidebar class="sidebar-container"></sidebar>
     <div class="main-container">
       <navbar></navbar>
@@ -11,6 +12,7 @@
 
 <script>
 import { Navbar, Sidebar, AppMain, TagsView } from './components'
+import ResizeMixin from './mixin/ResizeHandler'
 
 export default {
   name: 'layout',
@@ -20,9 +22,25 @@ export default {
     AppMain,
     TagsView
   },
+  mixins: [ResizeMixin],
   computed: {
     sidebar() {
       return this.$store.state.app.sidebar
+    },
+    device() {
+      return this.$store.state.app.device
+    },
+    classObj() {
+      return {
+        hideSidebar: !this.sidebar.opened,
+        withoutAnimation: this.sidebar.withoutAnimation,
+        mobile: this.device === 'mobile'
+      }
+    }
+  },
+  methods: {
+    handleClickOutside() {
+      this.$store.dispatch('closeSideBar', { withoutAnimation: false })
     }
   }
 }
@@ -36,4 +54,13 @@ export default {
     height: 100%;
     width: 100%;
   }
+  .drawer-bg {
+    background: #000;
+    opacity: 0.3;
+    width: 100%;
+    top: 0;
+    height: 100%;
+    position: absolute;
+    z-index: 999;
+  }
 </style>
diff --git a/src/views/layout/components/Sidebar/index.vue b/src/views/layout/components/Sidebar/index.vue
index 007e792d..d006d656 100644
--- a/src/views/layout/components/Sidebar/index.vue
+++ b/src/views/layout/components/Sidebar/index.vue
@@ -1,5 +1,5 @@
 <template>
-  <scroll-bar>
+  <el-scrollbar wrapClass="scrollbar-wrapper">
     <el-menu
       mode="vertical"
       :show-timeout="200"
@@ -11,16 +11,15 @@
     >
       <sidebar-item :routes="permission_routers"></sidebar-item>
     </el-menu>
-  </scroll-bar>
+  </el-scrollbar>
 </template>
 
 <script>
 import { mapGetters } from 'vuex'
 import SidebarItem from './SidebarItem'
-import ScrollBar from '@/components/ScrollBar'
 
 export default {
-  components: { SidebarItem, ScrollBar },
+  components: { SidebarItem },
   computed: {
     ...mapGetters([
       'permission_routers',
diff --git a/src/views/layout/mixin/ResizeHandler.js b/src/views/layout/mixin/ResizeHandler.js
new file mode 100644
index 00000000..2636d5bd
--- /dev/null
+++ b/src/views/layout/mixin/ResizeHandler.js
@@ -0,0 +1,41 @@
+import store from '@/store'
+
+const { body } = document
+const WIDTH = 1024
+const RATIO = 3
+
+export default {
+  watch: {
+    $route(route) {
+      if (this.device === 'mobile' && this.sidebar.opened) {
+        store.dispatch('closeSideBar', { withoutAnimation: false })
+      }
+    }
+  },
+  beforeMount() {
+    window.addEventListener('resize', this.resizeHandler)
+  },
+  mounted() {
+    const isMobile = this.isMobile()
+    if (isMobile) {
+      store.dispatch('toggleDevice', 'mobile')
+      store.dispatch('closeSideBar', { withoutAnimation: true })
+    }
+  },
+  methods: {
+    isMobile() {
+      const rect = body.getBoundingClientRect()
+      return rect.width - RATIO < WIDTH
+    },
+    resizeHandler() {
+      if (!document.hidden) {
+        const isMobile = this.isMobile()
+        store.dispatch('toggleDevice', isMobile ? 'mobile' : 'desktop')
+
+        if (isMobile) {
+          store.dispatch('closeSideBar', { withoutAnimation: true })
+        }
+      }
+    }
+  }
+}