修改bug

src/modules/resource/courseware/views/Update.vue

@@ -148,7 +148,7 @@ const protocol = ref(false)
         />
       </el-form-item>
       <el-form-item label="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;知识点：">
-        <el-input maxlength="100" v-model="form.knowledge_points" :rows="2" type="textarea" />
+        <el-input placeholder="请输入该视频相关知识点，多个知识点请使用“，”分隔" maxlength="100" v-model="form.knowledge_points" :rows="2" type="textarea" />
       </el-form-item>
     </el-form>
     <div class="protocol-box">

src/modules/resource/lessonplan/views/Update.vue

@@ -142,7 +142,7 @@ const protocol = ref(false)
         <el-tree-select :props="defaultProps" style="width: 100%" v-model="form.classification" :data="selectTree" />
       </el-form-item>
       <el-form-item label="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;知识点：">
-        <el-input maxlength="100" v-model="form.knowledge_points" :rows="2" type="textarea" />
+        <el-input placeholder="请输入该视频相关知识点，多个知识点请使用“，”分隔" maxlength="100" v-model="form.knowledge_points" :rows="2" type="textarea" />
       </el-form-item>
     </el-form>
     <div class="protocol-box">

src/modules/resource/other/views/Update.vue

@@ -142,7 +142,7 @@ const protocol = ref(false)
         <el-tree-select :props="defaultProps" style="width: 100%" v-model="form.classification" :data="selectTree" />
       </el-form-item>
       <el-form-item label="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;知识点：">
-        <el-input maxlength="100" v-model="form.knowledge_points" :rows="2" type="textarea" />
+        <el-input placeholder="请输入该视频相关知识点，多个知识点请使用“，”分隔" maxlength="100" v-model="form.knowledge_points" :rows="2" type="textarea" />
       </el-form-item>
     </el-form>
     <div class="protocol-box">

src/modules/resource/video/components/ViewTop.vue

 <script setup lang="ts">
-  const props = defineProps(['data'])
+import { PictureFilled } from '@element-plus/icons-vue'
+const props = defineProps(['data'])
 </script>
 
 <template>
   <div class="video-info">
     <div class="video-img">
-      <img :src="props.data.cover">
+      <div v-if="props.data.cover != ''" class="img" :style="`width: 210px;height: 140px;background-size: cover;background-image: url(${props.data.cover});`"></div>
+      <el-icon v-else :size="50" color="#ccc">
+        <PictureFilled></PictureFilled>
+      </el-icon>
+      <!-- <img :src="props.data.cover"> -->
       <div class="name">视频封面</div>
     </div>
     <div class="info-items">
@@ -44,13 +49,13 @@
           <div class="value">{{ props.data.name }}</div>
         </div>
       </div>
-      <div class="i-items">
+      <!-- <div class="i-items">
         <img src="https://webapp-pub.oss-cn-beijing.aliyuncs.com/center_resource/video-view-icon6.png" class="icons">
         <div class="text-box">
-          <!-- <div class="name">资源来源</div> -->
+          <div class="name">资源来源</div>
           <div class="value">{{ props.data.source_name }}</div>
         </div>
-      </div>
+      </div> -->
       <div class="i-items">
         <img src="https://webapp-pub.oss-cn-beijing.aliyuncs.com/center_resource/video-view-icon7.png" class="icons">
         <div class="text-box">
@@ -76,6 +81,7 @@
   display: flex;
   .video-img{
     width: 211px;
+    text-align: center;
     img{
       width: 211px;
       display: block;

src/modules/resource/video/views/List.vue

@@ -95,7 +95,8 @@ const typeFilter = () => {
     <AppList v-bind="listOptions" ref="appList">
       <template #header-aside></template>
       <template #table-cover="{ row }">
-        <el-icon :size="50" color="#ccc" v-if="row.cover == ''">
+        <div style="background:#ccc">
+          <el-icon :size="50" color="#fff" v-if="row.cover == ''">
             <PictureFilled></PictureFilled>
           </el-icon>
           <div
@@ -106,6 +107,7 @@ const typeFilter = () => {
               background-size: cover;
               background-image: url(${row.cover});`"
           ></div>
+        </div>
       </template>
       <template #filter-type="{ params }">
         <el-tree-select

src/modules/resource/video/views/Update.vue

@@ -146,7 +146,7 @@ const uploadVideo = (data: any) => {
         />
       </el-form-item>
       <el-form-item label="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;知识点：">
-        <el-input v-model="form.data.knowledge_points" :rows="2" type="textarea" maxlength="100" />
+        <el-input placeholder="请输入该视频相关知识点，多个知识点请使用“，”分隔" v-model="form.data.knowledge_points" :rows="2" type="textarea" maxlength="100" />
       </el-form-item>
       <el-form-item label="&nbsp;&nbsp;视频封面：">
         <div class="video-cover">