diff --git a/changelog.md b/changelog.md
index 82d3d8f..a0acbf8 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,7 @@
+## v0.19.0
+ * A 增加教学案例模块 
+ * D 个人中心的EduCoder云网入口
+
 ## v0.18.1
  * U 页面访问记录扩大页面范围
  * U 分享图片封面
diff --git a/miniprogram/account/pages/profile/profile.js b/miniprogram/account/pages/profile/profile.js
index b9cfb6b..2709553 100644
--- a/miniprogram/account/pages/profile/profile.js
+++ b/miniprogram/account/pages/profile/profile.js
@@ -47,12 +47,11 @@ Page({
   msgSecCheck,
   throttledMsgSecCheck: throttle(msgSecCheck, 1000, {}),
   updateNickName({detail:{value}}){
-    this.setData({nickname: value});
-    this.throttledMsgSecCheck(this.data);
+    this.throttledMsgSecCheck({...this.data, nickname: value});
   },
   updateName({detail:{value}}){
-    this.setData({name: value});
-    this.throttledMsgSecCheck(this.data);
+    //this.setData({name: value});
+    this.throttledMsgSecCheck({...this.data, name: value});
   },
   onGetUserInfo(e){
     // 填入微信个人信息
diff --git a/miniprogram/app.json b/miniprogram/app.json
index 4f23f1e..9644954 100644
--- a/miniprogram/app.json
+++ b/miniprogram/app.json
@@ -55,7 +55,8 @@
         "path/path/path",
         "path/path_send/path_send",
         "shixun/shixun/shixun",
-        "admin/git_repo/git_repo"
+        "admin/git_repo/git_repo",
+        "mooc_case/mooc_case/mooc_case"
       ]
     },
     {
diff --git a/miniprogram/competition/pages/competitions/competitions.js b/miniprogram/competition/pages/competitions/competitions.js
index 6d7b858..486851c 100644
--- a/miniprogram/competition/pages/competitions/competitions.js
+++ b/miniprogram/competition/pages/competitions/competitions.js
@@ -58,10 +58,13 @@ Page({
   onReachBottom: function () {
 
   },
-
-  /**
-   * 用户点击右上角分享
-   */
+  /*
+  onShareTimeline: function(){
+    return app.shareTimeline({
+      title:"EduCoder在线竞赛"
+    })
+  },
+  */
   onShareAppMessage: function () {
     return app.shareApp({
       title:"EduCoder在线竞赛"
diff --git a/miniprogram/components/iconfont/iconfont.wxss b/miniprogram/components/iconfont/iconfont.wxss
index c40c4a5..3609967 100644
--- a/miniprogram/components/iconfont/iconfont.wxss
+++ b/miniprogram/components/iconfont/iconfont.wxss
@@ -1,11 +1,11 @@
 @font-face {
   font-family: 'iconfont';  /* project id 1656783 */
-  src: url('//at.alicdn.com/t/font_1656783_5uvt676wssl.eot');
-  src: url('//at.alicdn.com/t/font_1656783_5uvt676wssl.eot?#iefix') format('embedded-opentype'),
-  url('//at.alicdn.com/t/font_1656783_5uvt676wssl.woff2') format('woff2'),
-  url('//at.alicdn.com/t/font_1656783_5uvt676wssl.woff') format('woff'),
-  url('//at.alicdn.com/t/font_1656783_5uvt676wssl.ttf') format('truetype'),
-  url('//at.alicdn.com/t/font_1656783_5uvt676wssl.svg#iconfont') format('svg');
+  src: url('//at.alicdn.com/t/font_1656783_bha2h77g8oh.eot');
+  src: url('//at.alicdn.com/t/font_1656783_bha2h77g8oh.eot?#iefix') format('embedded-opentype'),
+  url('//at.alicdn.com/t/font_1656783_bha2h77g8oh.woff2') format('woff2'),
+  url('//at.alicdn.com/t/font_1656783_bha2h77g8oh.woff') format('woff'),
+  url('//at.alicdn.com/t/font_1656783_bha2h77g8oh.ttf') format('truetype'),
+  url('//at.alicdn.com/t/font_1656783_bha2h77g8oh.svg#iconfont') format('svg');
 }
 .iconfont {
   display: inline-block;
@@ -142,3 +142,6 @@
 .icon-jingsai:before{
   content:"\e702";
 }
+.icon-anli:before{
+  content: "\e643";
+}
\ No newline at end of file
diff --git a/miniprogram/config.js b/miniprogram/config.js
index 9cc709f..aae4f5e 100644
--- a/miniprogram/config.js
+++ b/miniprogram/config.js
@@ -1,6 +1,6 @@
 const cloudDir = "cloud://educoder.6564-educoder-1300855313/";
 
-let _version = "0.18.0";
+let _version = "0.19.0";
 
 let { miniProgram:{ envVersion="release", version=_version}={}} = wx.getAccountInfoSync();
 version = version||_version;
diff --git a/miniprogram/js/utils.js b/miniprogram/js/utils.js
index 24ac835..5af74ee 100644
--- a/miniprogram/js/utils.js
+++ b/miniprogram/js/utils.js
@@ -249,32 +249,7 @@ export function navigateToUrl({url,open_type='navigateTo'}){
     var match = url.match(/api\/attachments\/([0-9]*)/);
     console.log(url,match)
     if(match){
-      wx.showLoading({
-        title: '加载中'
-      });
-      wx.downloadFile({
-        url: 'https://www.educoder.net/api/attachments/'+match[1],
-        success: res=>{
-          wx.openDocument({
-            filePath: res.tempFilePath,
-            showMenu: true,
-            complete: res=>{
-              wx.hideLoading()
-            },
-            fail:e=>{
-              wx.showToast({
-                title:"暂不支持预览",icon:"none"
-              })
-            }
-          })
-        },
-        fail:e=>{
-          wx.hideLoading();
-          wx.showToast({
-            title: '下载失败',icon:"none"
-          })
-        }
-      })
+      openAttachment({id: match[1]});
       return true
     }
     return false;
@@ -349,4 +324,37 @@ export function RealTimeLogManager(){
   }
 }
 }
-global.realTimeLog = RealTimeLogManager();
\ No newline at end of file
+global.realTimeLog = RealTimeLogManager();
+
+
+export function openAttachment({id,fileType}){
+  let url = global.config.attachDir + id;
+  console.log("downloading", url);
+  wx.showLoading({title:"加载中"});
+  wx.downloadFile({
+    url,
+    success: res=>{
+      console.log("download success", res);
+      wx.openDocument({
+        filePath: res.tempFilePath,
+        showMenu: true,
+        fileType,
+        fail: e=>{
+          console.log(e);
+          wx.showToast({
+            title: '暂不支持预览',icon:"none"
+          })
+        }
+      })
+    },
+    fail:e=>{
+      console.log(e);
+      wx.showToast({
+        title:"下载失败", icon:"none"
+      })
+    },
+    complete: ()=>{
+      wx.hideLoading();
+    }
+  })
+}
\ No newline at end of file
diff --git a/miniprogram/markdown/competition/competition/competition.js b/miniprogram/markdown/competition/competition/competition.js
index 04bc482..c12c2e0 100644
--- a/miniprogram/markdown/competition/competition/competition.js
+++ b/miniprogram/markdown/competition/competition/competition.js
@@ -1,4 +1,4 @@
-
+import {openAttachment} from "../../../js/utils"
 const app = getApp();
 
 Page({
@@ -49,28 +49,10 @@ Page({
     
   },
   onTapAttachment(e){
-    console.log(e);
-    let {currentTarget:{dataset:{url}}} = e;
-    console.log(url);
-    url = "https://www.educoder.net"+url;
-    wx.showLoading({title:"加载中"});
-    wx.downloadFile({
-      url,
-      success: res=>{
-        wx.openDocument({
-          filePath: res.tempFilePath,
-          showMenu: true
-        })
-      },
-      fail:e=>{
-        wx.showToast({
-          title:"暂不支持预览", icon:"none"
-        })
-      },
-      complete: ()=>{
-        wx.hideLoading();
-      }
-    })
+    //console.log(e);
+    let {currentTarget:{dataset:{id}}} = e;
+
+    openAttachment({id});
   },
   
 
diff --git a/miniprogram/markdown/competition/competition/competition.wxml b/miniprogram/markdown/competition/competition/competition.wxml
index 88d64f7..fe144ed 100644
--- a/miniprogram/markdown/competition/competition/competition.wxml
+++ b/miniprogram/markdown/competition/competition/competition.wxml
@@ -9,7 +9,7 @@
   </view>
   <rich-md nodes="{{module.md_content}}" type="markdown"/>
   <view class="attachments">
-    <view class="attachment-item" wx:for="{{module.attachments}}" bindtap="onTapAttachment" data-url="{{item.url}}">
+    <view class="attachment-item" wx:for="{{module.attachments}}" bindtap="onTapAttachment" data-id="{{item.id}}">
       <mp-icon icon="link" type="field" color="#002389"/>{{item.title}}
     </view>
   </view>
diff --git a/miniprogram/markdown/mooc_case/mooc_case/mooc_case.js b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.js
new file mode 100644
index 0000000..4ffd4c7
--- /dev/null
+++ b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.js
@@ -0,0 +1,98 @@
+const app = getApp();
+import {openAttachment} from "../../../js/utils";
+
+Page({
+
+  /**
+   * 页面的初始数据
+   */
+  data: {
+
+  },
+
+  /**
+   * 生命周期函数--监听页面加载
+   */
+  onLoad: function (options) {
+    app.reportPageHistory()
+    app.api("libraries.$")({mooc_case_id: options.mooc_case_id})
+    .then(res=>{
+      this.setData(res);
+    })
+  },
+
+  /**
+   * 生命周期函数--监听页面初次渲染完成
+   */
+  onReady: function () {
+
+  },
+
+  /**
+   * 生命周期函数--监听页面显示
+   */
+  onShow: function () {
+
+  },
+
+  /**
+   * 生命周期函数--监听页面隐藏
+   */
+  onHide: function () {
+
+  },
+
+  /**
+   * 生命周期函数--监听页面卸载
+   */
+  onUnload: function () {
+
+  },
+
+  /**
+   * 页面相关事件处理函数--监听用户下拉动作
+   */
+  onPullDownRefresh: function () {
+
+  },
+
+  /**
+   * 页面上拉触底事件的处理函数
+   */
+  onReachBottom: function () {
+
+  },
+  openDocument:function(e){
+    let {currentTarget:{dataset} }= e;
+    let {id, is_pdf} = dataset
+    console.log(dataset, id);
+    let fileType;
+    if(is_pdf&&is_pdf!='false')
+      fileType = "pdf";
+    else
+      fileType = void 0;
+    openAttachment({id, fileType});
+  },
+
+  onAddToFavorites:function(){
+    let {title, cover} = this.data
+    return app.addToFavorites({
+      title: "「教学案例」"+title,
+      imageUrl:global.config.eduUrl+cover.url
+    })
+  },
+  onShareTimeline:function(){
+    let {title, cover} = this.data
+    return app.shareTimeline({
+      title: "「教学案例」"+title,
+      imageUrl:global.config.eduUrl+cover.url
+    })
+  },
+  onShareAppMessage: function () {
+    let {title, cover} = this.data
+    return app.shareApp({
+      title: "「教学案例」"+title,
+      imageUrl:global.config.eduUrl+cover.url
+    })
+  }
+})
\ No newline at end of file
diff --git a/miniprogram/markdown/mooc_case/mooc_case/mooc_case.json b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.json
new file mode 100644
index 0000000..cadae1a
--- /dev/null
+++ b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.json
@@ -0,0 +1,6 @@
+{
+  "usingComponents": {
+    "rich-md":"../../components/rich-md/rich-md"
+  },
+  "navigationBarTitleText": "教学案例"
+}
\ No newline at end of file
diff --git a/miniprogram/markdown/mooc_case/mooc_case/mooc_case.wxml b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.wxml
new file mode 100644
index 0000000..962c9a3
--- /dev/null
+++ b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.wxml
@@ -0,0 +1,10 @@
+<page-meta>
+  <navigation-bar title="{{title}}"/>
+</page-meta>
+
+<rich-md nodes="{{content}}" type="markdown"/>
+<view class="attachments">
+  <view wx:for="{{attachments}}" class="attachment" data-is_pdf="{{item.is_pdf}}" data-id="{{item.id}}" bindtap="openDocument">
+    <mp-icon icon="link" color="#00b" type="field"/>{{item.title}}
+  </view>
+</view>
\ No newline at end of file
diff --git a/miniprogram/markdown/mooc_case/mooc_case/mooc_case.wxss b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.wxss
new file mode 100644
index 0000000..79852e7
--- /dev/null
+++ b/miniprogram/markdown/mooc_case/mooc_case/mooc_case.wxss
@@ -0,0 +1,6 @@
+.attachment{
+  text-decoration: underline;
+  font-size: 14px;
+  padding: 6px 8px;
+  color: #00b;
+}
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.js b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.js
new file mode 100644
index 0000000..b696606
--- /dev/null
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.js
@@ -0,0 +1,18 @@
+// mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.js
+Component({
+  properties: {
+    data:Object
+  },
+
+  data: {
+    eduUrl:global.config.eduUrl,
+    default_cover:"/images/educoder/library-default-cover.png"
+  },
+
+  /**
+   * 组件的方法列表
+   */
+  methods: {
+
+  }
+})
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.json b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.json
new file mode 100644
index 0000000..e8cfaaf
--- /dev/null
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.json
@@ -0,0 +1,4 @@
+{
+  "component": true,
+  "usingComponents": {}
+}
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.wxml b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.wxml
new file mode 100644
index 0000000..ef03856
--- /dev/null
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.wxml
@@ -0,0 +1,7 @@
+<navigator class="item-container" hover-class="none" url="/markdown/mooc_case/mooc_case/mooc_case?mooc_case_id={{data.id}}">
+  <image class="item-image" lazy-load mode="aspectFill" src="{{eduUrl}}{{data.cover_url||default_cover}}"></image>
+  <view class="item-detail">
+    <view>{{data.title}}<text wx:for="{{data.tags}}" class="tag {{item.id==1?'award':''}}">{{item.name}}</text></view>
+    <view class="tip">{{data.author_school_name}}  {{data.author_name}}</view>
+  </view>
+</navigator> 
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.wxss b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.wxss
new file mode 100644
index 0000000..10f7ca2
--- /dev/null
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_case_item/mooc_case_item.wxss
@@ -0,0 +1,36 @@
+.item-container{
+  padding: 10px 12px;
+  display: flex;
+  background: white;
+  align-items: center;
+}
+
+.item-detail{
+  font-size: 15px;
+  margin-left: 12px;
+}
+
+.tip{
+  font-size: 12px;
+  color: grey;
+  margin-top: 4px;
+}
+.item-image{
+  height: 180rpx;
+  width: 240rpx;
+  background: #804080;
+  flex: none;
+  border-radius: 4px;
+}
+.tag{
+  background: #00b0f0;
+  color: white;
+  padding: 4px 6px;
+  border-radius: 40px;
+  font-size: 10px;
+  margin-left: 5px;
+  white-space: nowrap;
+}
+.tag.award{
+  background: #fc2b6a;
+}
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.js b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.js
index affa920..7b25fe3 100644
--- a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.js
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.js
@@ -1,37 +1,25 @@
-// miniprogram/mooc_case/pages/mooc_cases/mooc_cases.js
+const app = getApp();
 Page({
 
-  /**
-   * 页面的初始数据
-   */
   data: {
 
   },
-
-  /**
-   * 生命周期函数--监听页面加载
-   */
   onLoad: function (options) {
-
+    app.reportPageHistory()
+    app.api("libraries")()
+    .then(res=>{
+      this.setData(res);
+    })
+    .catch(app.showError)
   },
 
-  /**
-   * 生命周期函数--监听页面初次渲染完成
-   */
   onReady: function () {
 
   },
 
-  /**
-   * 生命周期函数--监听页面显示
-   */
   onShow: function () {
 
   },
-
-  /**
-   * 生命周期函数--监听页面隐藏
-   */
   onHide: function () {
 
   },
@@ -50,17 +38,19 @@ Page({
 
   },
 
-  /**
-   * 页面上拉触底事件的处理函数
-   */
   onReachBottom: function () {
 
   },
-
-  /**
-   * 用户点击右上角分享
-   */
+  /*
+  onShareTimeline:function(){
+    return app.shareTimeline({
+      title: "EduCoder教学案例"
+    })
+  },
+  */
   onShareAppMessage: function () {
-
+    return app.shareApp({
+      title:"EduCoder教学案例"
+    })
   }
 })
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.json b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.json
index 8835af0..60a820b 100644
--- a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.json
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.json
@@ -1,3 +1,6 @@
 {
-  "usingComponents": {}
+  "usingComponents": {
+    "mooc_case-item":"./mooc_case_item/mooc_case_item"
+  },
+  "navigationBarTitleText": "教学案例"
 }
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxml b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxml
index 1ad592c..f83a468 100644
--- a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxml
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxml
@@ -1,2 +1,5 @@
-<!--miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxml-->
-<text>miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxml</text>
+<view class="list-view">
+  <view class="item-wrp" wx:for="{{libraries}}">
+    <mooc_case-item data="{{item}}"/>
+  </view>
+</view>
\ No newline at end of file
diff --git a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxss b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxss
index 05dca4d..6035a1c 100644
--- a/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxss
+++ b/miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxss
@@ -1 +1,6 @@
-/* miniprogram/mooc_case/pages/mooc_cases/mooc_cases.wxss */
\ No newline at end of file
+.item-list{
+  background: #f0f0f0;
+}
+.item-wrp{
+  margin-top: 5px;
+}
\ No newline at end of file
diff --git a/miniprogram/pages/home/home.wxml b/miniprogram/pages/home/home.wxml
index 76586d4..6892347 100644
--- a/miniprogram/pages/home/home.wxml
+++ b/miniprogram/pages/home/home.wxml
@@ -32,11 +32,15 @@
 </view>
 
 <view class="nav-list" bindtap="enterPage">
-  <navigator target="miniProgram" app-id="wx2402d86a6b534f77" class="nav educoder">
+  <!--navigator target="miniProgram" app-id="wx2402d86a6b534f77" class="nav educoder">
     <image src="{{attachDir}}872467" class="icon"></image>
     EduCoder云网
     <text class="tip">推荐使用</text>
     <iconfont type="jinru" color="dimgrey" size="15" class="enter"/>
+  </navigator-->
+  <navigator url="/mooc_case/pages/mooc_cases/mooc_cases" class="nav">
+    <iconfont class="icon" type="anli" size="21" />教学案例
+    <iconfont type="jinru" color="dimgrey" size="15" class="enter"></iconfont>
   </navigator>
   <navigator url="/competition/pages/competitions/competitions" class="nav gap">
     <iconfont class="icon" type="jingsai" size="21" />在线竞赛
@@ -57,7 +61,7 @@
 
   <button open-type="feedback" class="nav" style="width:auto">
     <iconfont class="icon" type="fankui" size="21" />小程序反馈
-    <text class="tip">有建议，来反馈</text>
+    <text class="tip">有问题，来反馈</text>
     <iconfont type="jinru" color="dimgrey" size="15" class="enter"></iconfont>
   </button>
   <button open-type="contact"	 class="nav" style="width:auto">
diff --git a/miniprogram/pages/home/home.wxss b/miniprogram/pages/home/home.wxss
index bb99caa..07c69ea 100644
--- a/miniprogram/pages/home/home.wxss
+++ b/miniprogram/pages/home/home.wxss
@@ -12,7 +12,7 @@
   background: white;
   border-bottom: 1px solid #eee;
   padding: 0 14px;
-  height: 41px;
+  height: 42px;
   font-weight: normal;
   display: flex;
   align-items: center;
diff --git a/project.config.json b/project.config.json
index f4c940a..880dc48 100644
--- a/project.config.json
+++ b/project.config.json
@@ -134,14 +134,14 @@
 					"id": 9,
 					"name": "markdown/shixun/shixun/shixun",
 					"pathName": "markdown/shixun/shixun/shixun",
-					"query": "identifier=nyrk9xep",
+					"query": "identifier=jbrpm7fv",
 					"scene": 1000
 				},
 				{
-					"id": 17,
-					"name": "path/pages/path/path",
-					"pathName": "path/pages/path/path",
-					"query": "subject_id=13",
+					"id": 10,
+					"name": "path",
+					"pathName": "markdown/path/path/path",
+					"query": "subject_id=169",
 					"scene": null
 				},
 				{
@@ -225,23 +225,16 @@
 					"id": 22,
 					"name": "course_invite",
 					"pathName": "course/pages/course_invite/course_invite",
-					"query": "course_id=7813",
+					"query": "course_id=7845",
 					"scene": null
 				},
 				{
-					"id": -1,
-					"name": "admin/pages/page_history/page_history",
+					"id": 23,
+					"name": "page_history",
 					"pathName": "admin/pages/page_history/page_history",
 					"query": "",
 					"scene": null
 				},
-				{
-					"id": -1,
-					"name": "markdown/shixun/shixun/shixun",
-					"pathName": "markdown/shixun/shixun/shixun",
-					"query": "identifier=tb7hw62n",
-					"scene": null
-				},
 				{
 					"id": -1,
 					"name": "account",
@@ -269,6 +262,13 @@
 					"pathName": "competition/pages/competitions/competitions",
 					"query": "course_id=7845&module_type=students",
 					"scene": null
+				},
+				{
+					"id": -1,
+					"name": "mooc_cases",
+					"pathName": "mooc_case/pages/mooc_cases/mooc_cases",
+					"query": "",
+					"scene": null
 				}
 			]
 		}