diff --git a/builddev.bat b/builddev.bat
new file mode 100644
index 0000000..914e378
--- /dev/null
+++ b/builddev.bat
@@ -0,0 +1 @@
+yarn build:dev
\ No newline at end of file
diff --git a/buildev.bat b/buildev.bat
deleted file mode 100644
index 8af2b17..0000000
--- a/buildev.bat
+++ /dev/null
@@ -1 +0,0 @@
-yarn build:test
\ No newline at end of file
diff --git a/package.json b/package.json
index 54c52ed..fed1753 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
     "clean:cache": "rimraf node_modules/.cache/ && rimraf node_modules/.vite",
     "clean:lib": "rimraf node_modules",
     "build": "cross-env NODE_ENV=production NODE_OPTIONS=--max-old-space-size=8192 vite build && esno ./build/script/postBuild.ts",
+    "build:dev": "cross-env NODE_OPTIONS=--max-old-space-size=8192 vite build --mode development && esno ./build/script/postBuild.ts",
     "build:test": "cross-env NODE_OPTIONS=--max-old-space-size=8192 vite build --mode test && esno ./build/script/postBuild.ts",
     "build:no-cache": "pnpm clean:cache && npm run build",
     "report": "cross-env REPORT=true npm run build",
diff --git a/src/api/common/api.ts b/src/api/common/api.ts
index 47d5cfb..5edd648 100644
--- a/src/api/common/api.ts
+++ b/src/api/common/api.ts
@@ -2,7 +2,7 @@ import { defHttp } from '/@/utils/http/axios';
 import { message } from 'ant-design-vue';
 import { useGlobSetting } from '/@/hooks/setting';
 const globSetting = useGlobSetting();
-const baseUploadUrl = globSetting.uploadUrl;
+export const baseUploadUrl = globSetting.uploadUrl;
 enum Api {
   positionList = '/sys/position/list',
   userList = '/sys/user/list',
diff --git a/src/views/site/utils/index.ts b/src/views/site/utils/index.ts
index 248f04c..a7573b5 100644
--- a/src/views/site/utils/index.ts
+++ b/src/views/site/utils/index.ts
@@ -57,6 +57,34 @@ export const getMd5Str = ( str:string ) :string => {
   return md5(str);
 }
 
+
+function calculateFileMd5(file) {
+  return new Promise((resolve, reject) => {
+      const reader = new FileReader();
+
+      // 当文件被成功读取时调用onload事件
+      reader.onload = function (event) {
+          const arrayBufferView = event.target.result;
+
+          // 将ArrayBuffer转换为WordArray对象
+          const wordArray = CryptoJS.lib.WordArray.create(arrayBufferView);
+
+          // 计算MD5哈希值
+          const md5Hash = CryptoJS.MD5(wordArray).toString();
+
+          resolve(md5Hash);
+      };
+
+      // 当发生错误时调用onerror事件
+      reader.onerror = function () {
+          reject('Failed to read file');
+      };
+
+      // 开始读取文件内容
+      reader.readAsArrayBuffer(file);
+  });
+}
+
 export const get16BitStr = ( str:string ) :string => {
   let val="";
   for(let i = 0; i < str.length; i++){
diff --git a/src/views/zy/jiaoXueDanYuanNeiRong/index2.vue b/src/views/zy/jiaoXueDanYuanNeiRong/index2.vue
index f027144..0752297 100644
--- a/src/views/zy/jiaoXueDanYuanNeiRong/index2.vue
+++ b/src/views/zy/jiaoXueDanYuanNeiRong/index2.vue
@@ -13,25 +13,26 @@
           </a-space>
           <template v-else>
             <a-space>
-              <a-button @click="reload"><Icon icon="ant-design:reload-outlined"/>刷新</a-button>
-              <a-button type="" @click="() => isPreview = false" class="addBtn" title="返回"><Icon icon="ant-design:fund-view-outlined"/>返回</a-button>
+              <a-button @click="reloadStn"><Icon icon="ant-design:reload-outlined"/>刷新</a-button>
+              <a-button type="" @click="() => { isPreview = false;reloadStn() }" class="addBtn" title="返回"><Icon icon="ant-design:fund-view-outlined"/>返回</a-button>
             </a-space>
           </template>
         </div>
     </div>
   <!-- </a-affix> -->
-  <stuIndex v-show="isPreview" :hiddenBtn="true"/>
+  <stuIndex ref="stuIndexRef" v-show="isPreview" :hiddenBtn="true"/>
   <div v-show="!isPreview" class="maxDiv">
     <a-empty v-if="!dataSource || !dataSource.length"/>
     <draggable v-bind="draggableBind" v-model="dataSource">
       <template #item="{ element: one }">
         <div class="box">
           <!-- 下一层 -->
-          <a-card>
+          <a-card @mouseenter="() => one.showBtn = true" @mouseleave="() => one.showBtn = false">
             <a-collapse ghost expandIconPosition="right">
               <a-collapse-panel :key="one._id" forceRender>
                 <template #header>
                   <div class="topDiv">
+                    <Icon icon="ant-design:holder-outlined"/>
                     <div>{{ one.sort }}：</div>
                     <div class="inputd">
                       <a-input v-if="one.isEdit" :value="one.title" @change="changeInput($event, one, 'title')" @blur="() => { one.isEdit = false }" @click="stop" class="ainput"/>
@@ -40,21 +41,24 @@
                   </div>
                 </template>
                 <template #extra>
-                  <a-space>
-                    <div><a-button type="primary" @click="addTwo($event, one)" class="twoBtn addBtn" title="新增二级"><Icon icon="ant-design:plus-outlined"/>新增章节</a-button></div>
-                    <div><a-button type="primary" danger @click="delOne($event, one)" class="addBtn" title="删除此项及以下"><Icon icon="ant-design:delete"/>删除</a-button></div>
-                  </a-space>
+                  <span v-show="one.showBtn">
+                    <a-space>
+                      <div><a-button type="primary" @click="addTwo($event, one)" class="twoBtn addBtn" title="新增二级"><Icon icon="ant-design:plus-outlined"/>新增章节</a-button></div>
+                      <div><a-button type="primary" danger @click="delOne($event, one)" class="addBtn" title="删除此项及以下"><Icon icon="ant-design:delete"/>删除</a-button></div>
+                    </a-space>
+                  </span>
                 </template>
                 <draggable v-bind="draggableBind" v-model="one.childrenList">
                   <template #item="{ element: two }">
                     <div class="box">
                       <!-- 下一层 -->
-                      <a-card>
+                      <a-card @mouseenter="() => two.showBtn = true" @mouseleave="() => two.showBtn = false">
                         <a-collapse ghost expandIconPosition="right">
                           <a-collapse-panel :key="two._id" :showArrow="false" forceRender>
                             <template #header>
                               <div class="twoTopDiv">
                                 <div class="topDiv">
+                                  <Icon icon="ant-design:holder-outlined"/>
                                   <div>{{ one.sort }}.{{ two.sort }}：</div>
                                   <div class="twoInputd">
                                     <a-input v-if="two.isEdit" :value="two.title" @change="changeInput($event, two, 'title')" @blur="() => { two.isEdit = false }" @click="stop" class="ainput"/>
@@ -64,10 +68,12 @@
                               </div>
                             </template>
                             <template #extra>
-                              <a-space>
-                                <a-button type="primary" class="addBtn" title="展开收起"><Icon icon="ant-design:plus-outlined"/>上传资源</a-button>
-                                <a-button type="primary" danger @click="delTwo($event, one, two)" class="addBtn" title="删除此项及以下"><Icon icon="ant-design:delete"/>删除</a-button>
-                              </a-space>
+                              <span v-show="two.showBtn">
+                                <a-space>
+                                  <a-button type="primary" class="addBtn" title="展开收起"><Icon icon="ant-design:plus-outlined"/>上传资源</a-button>
+                                  <a-button type="primary" danger @click="delTwo($event, one, two)" class="addBtn" title="删除此项及以下"><Icon icon="ant-design:delete"/>删除</a-button>
+                                </a-space>
+                              </span>
                             </template>
                             <div style="padding-top: 1rem;">
                               <a-space>
@@ -80,9 +86,10 @@
                             </div>
                             <draggable v-bind="draggableBind" v-model="two.childrenList">
                               <template #item="{ element: three }">
-                                <div class="box">
+                                <div class="box" @mouseenter="() => three.showBtn = true" @mouseleave="() => three.showBtn = false">
                                   <a-card>
                                     <template #title>
+                                      <Icon icon="ant-design:holder-outlined"/>
                                       {{ one.sort }}.{{ two.sort }}.{{ three.sort }}
                                       <template v-if="three.type == 'video'">
                                         <Icon icon="ant-design:video-camera-outlined" />视频
@@ -95,20 +102,22 @@
                                       </template>
                                     </template>
                                     <template #extra>
-                                      <a-space>
-                                        <a-button type="primary" v-if="three.isEdit" @click="() => three.isEdit = false" class="addBtn"><Icon icon="ant-design:edit"/>确认</a-button>
-                                        <a-button type="primary" v-if="!three.isEdit" @click="() => three.isEdit = true" class="addBtn"><Icon icon="ant-design:edit"/>编辑</a-button>
-                                      <a-button type="primary" danger @click="delThree($event, two, three)" class="addBtn"><Icon icon="ant-design:delete"/>删除</a-button>
-                                    </a-space>
+                                      <span v-show="three.showBtn">
+                                        <a-space>
+                                          <a-button type="primary" v-if="three.isEdit" @click="() => three.isEdit = false" class="addBtn"><Icon icon="ant-design:edit"/>确认</a-button>
+                                          <a-button type="primary" v-if="!three.isEdit" @click="() => three.isEdit = true" class="addBtn"><Icon icon="ant-design:edit"/>编辑</a-button>
+                                          <a-button type="primary" danger @click="delThree($event, two, three)" class="addBtn"><Icon icon="ant-design:delete"/>删除</a-button>
+                                        </a-space>
+                                      </span>
                                     </template>
                                     <div class="topDiv">
                                       <template v-if="three.type == 'video'">
                                         <!-- <j-upload v-model:value="three.filePath" maxCount="1" suffixList="avi,mov,mkv,mpeg,asf,3gp,wmv,mp4,flv,rmvb"/> video/mp4,video/webm,video/ogv-->
-                                        <j-upload v-if="three.isEdit" v-model:value="three.filePath" maxCount="1" text="上传视频" accept=".mp4,.webm,.ogv" :forceAcceptVerify="true"/>
+                                        <j-upload v-if="three.isEdit" v-model:value="three.filePath" :maxCount="1" text="上传视频" accept=".mp4,.webm,.ogv" :forceAcceptVerify="true"/>
                                         <downloadAssembly v-else :filePath="three.filePath"/>
                                       </template>
                                       <template v-if="three.type == 'document'">
-                                        <j-upload v-if="three.isEdit" v-model:value="three.filePath" maxCount="1"/>
+                                        <j-upload v-if="three.isEdit" v-model:value="three.filePath" :maxCount="1"/>
                                         <downloadAssembly v-else :filePath="three.filePath"/>
                                       </template>
                                       <template v-if="three.type == 'richText'">
@@ -174,6 +183,8 @@
   const saveLoading = ref<boolean>(false);
   const isPreview = ref<boolean>(false);
 
+  const stuIndexRef = ref<any>();
+
   //公共的拖动排序组件绑定数据
   const draggableBind = ref<Object>({
     //唯一键
@@ -212,6 +223,10 @@
     loadData();
   }
 
+  function reloadStn() {
+    stuIndexRef.value.reload();
+  }
+
   async function loadData() {
     dataSource.value = [];
     let params = {
@@ -460,12 +475,12 @@
 
 <style lang="less" scoped>
 .max {
-  height: calc(-142px + 100vh);
-  min-height: calc(-142px + 100vh);
-  max-height: calc(-142px + 100vh);
+  height: calc(-132px + 100vh);
+  // min-height: calc(-132px + 100vh);
+  // max-height: calc(-132px + 100vh);
   overflow: hidden;
   .maxDiv {
-    height: calc(-170px + 100vh);
+    height: calc(100% - 94px);
     overflow-y: auto;
   }
 }
diff --git a/src/views/zy/jiaoXueDanYuanNeiRong/stuIndex.vue b/src/views/zy/jiaoXueDanYuanNeiRong/stuIndex.vue
index 9166770..1d1bbf6 100644
--- a/src/views/zy/jiaoXueDanYuanNeiRong/stuIndex.vue
+++ b/src/views/zy/jiaoXueDanYuanNeiRong/stuIndex.vue
@@ -153,8 +153,10 @@
     hiddenBtn: { type: Boolean, default: false },
   });
 
-  // watch(() => props.hiddenBtn, () => {
-    // reload();
+  // watch(() => props.hiddenBtn, (v) => {
+  //   if(v){
+  //     reload();
+  //   }
   // });
 
 
@@ -449,16 +451,20 @@
   }
 
   loadData();
+
+  defineExpose({
+    reload,
+  })
 </script>
 
 <style lang="less" scoped>
 .max {
-  height: calc(-142px + 100vh);
-  min-height: calc(-142px + 100vh);
-  max-height: calc(-142px + 100vh);
+  height: calc(-132px + 100vh);
+  // min-height: calc(-132px + 100vh);
+  // max-height: calc(-132px + 100vh);
   overflow: hidden;
   .maxDiv {
-    height: calc(-170px + 100vh);
+    height: calc(100% - 94px);
     overflow-y: auto;
   }
 }