From 75a8edad10b6f06c606ca03e27e85887965975d2 Mon Sep 17 00:00:00 2001
From: hanguangpu01 <hanguangpu01@inspur.com>
Date: Fri, 5 Dec 2025 16:20:56 +0800
Subject: [PATCH] =?UTF-8?q?feat(video):=20=E4=BC=98=E5=8C=96=E8=A7=86?=
 =?UTF-8?q?=E9=A2=91=E8=AF=A6=E6=83=85=E9=A1=B5=E5=8A=A0=E8=BD=BD=E9=80=BB?=
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- 添加 v-if 条件渲染确保视频封面存在时才加载视频组件
- 设置 preload="metadata" 提高页面初始加载性能
- 保留原有事件监听器和样式配置
---
 packageB/train/video/videoDetail.vue | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packageB/train/video/videoDetail.vue b/packageB/train/video/videoDetail.vue
index 2b42d83..fea32f3 100644
--- a/packageB/train/video/videoDetail.vue
+++ b/packageB/train/video/videoDetail.vue
@@ -9,7 +9,9 @@
 			<view class="video-detail-container">
 			    <!-- 视频播放组件 -->
 			    <view class="video-wrapper">
-					<video id="myVideo" :src="videoInfo.currentUrl" :poster="trainVideoImgUrl+ videoInfo.cover" @seeked="onSeeked"
+					<video v-if="videoInfo && videoInfo.cover" id="myVideo" :src="videoInfo.currentUrl" :poster="trainVideoImgUrl+ videoInfo.cover" @seeked="onSeeked"
+					
+                preload="metadata"
 						 enable-danmu controls style="width: 100%;" @pause="onPause" @timeupdate="onTimeupdate" @ended="onEnded"></video>
 			    </view>
 			</view>