fix: 首屏视频出现播放按钮

devops/README.md

@@ -70,11 +70,10 @@ docker buildx build --platform linux/arm64 -t txw-all:1.0.0 -f devops/Dockerfile
 代码变更后，重新构建并启动：
 
 ```bash
-# 1. 重新构建镜像
-bash build.sh 1.0.0-BETA
-
+# 1. 加载新镜像
+docker load -i txw-all-1.0.0-time.tar
 # 2. 重启业务服务（使用新镜像）
-docker-compose -f docker-compose.svc.yml up -d --build
+docker-compose -f docker-compose.svc.yml up -d --force-recreate
 ```
 
 ### 查看镜像

txw-mhzc-web/src/pages/index/views/home2/index.vue

@@ -6,18 +6,29 @@
     <div class="container">
       <!-- 顶部背景轮播 -->
       <div class="top-box snap-section" id="section-hero" :style="{ minHeight: topBannerHeight + 'px' }">
-        <t-swiper class="top-banner-swiper" animation="fade" :height="topBannerHeight" :interval="10000" :duration="500"
-          :loop="true" :autoplay="true" theme="dark" :navigation="{ showSlideBtn: 'never' }">
+        <t-swiper
+          class="top-banner-swiper"
+          animation="fade"
+          :height="topBannerHeight"
+          :interval="10000"
+          :duration="500"
+          :loop="true"
+          :autoplay="true"
+          theme="dark"
+          :navigation="{ showSlideBtn: 'never' }"
+          :current="currentBannerIndex"
+          @change="onBannerChange"
+        >
           <t-swiper-item v-for="(video, idx) in topBannerVideos" :key="idx">
             <video
+              ref="bannerVideoRefs"
               class="banner-video"
               :src="video"
-              autoplay
               muted
               loop
               playsinline
+              webkit-playsinline
               preload="auto"
-              @loadeddata="onBannerVideoReady"
             />
           </t-swiper-item>
         </t-swiper>
@@ -355,6 +366,7 @@ export default {
       inputValue: '',
       activeTab: 0,
       topBannerHeight: 686,
+      currentBannerIndex: 0,
       newsLoading: true,
       scrollRoot: null,
       sectionOffsets: [],
@@ -530,6 +542,17 @@ export default {
     if (window.visualViewport) {
       window.visualViewport.addEventListener('resize', this.onViewportResize);
     }
+    // Mac Safari 自动播放策略更严格：未发生用户交互时可能静默拒绝。
+    // 首次任意交互后再尝试播一次。
+    this._unlockBannerOnce = () => {
+      this.onUserInteractUnlockBanner();
+      ['click', 'touchstart', 'keydown', 'scroll'].forEach((evt) => {
+        window.removeEventListener(evt, this._unlockBannerOnce);
+      });
+    };
+    ['click', 'touchstart', 'keydown', 'scroll'].forEach((evt) => {
+      window.addEventListener(evt, this._unlockBannerOnce, { once: true, passive: true });
+    });
     this.loadHotSearch();
     this.fetchNewsData();
     this.getTfwzxUrl();
@@ -553,7 +576,7 @@ export default {
           this._scrollRootResizeObserver.observe(this.scrollRoot);
         }
       }
-      this.ensureBannerVideosPlay();
+      this.playActiveBannerVideo();
       this.jumpToSectionFromRoute(this.$route.query.section, false);
     });
   },
@@ -564,6 +587,12 @@ export default {
         window.visualViewport.removeEventListener('resize', this.onViewportResize);
       }
     }
+    if (this._unlockBannerOnce) {
+      ['click', 'touchstart', 'keydown', 'scroll'].forEach((evt) => {
+        window.removeEventListener(evt, this._unlockBannerOnce);
+      });
+      this._unlockBannerOnce = null;
+    }
     if (this._scrollRootResizeObserver) {
       this._scrollRootResizeObserver.disconnect();
       this._scrollRootResizeObserver = null;
@@ -712,28 +741,33 @@ export default {
       this.$nextTick(() => {
         this.syncPortalFigmaStageLayout();
         this.refreshSectionOffsets();
-        this.ensureBannerVideosPlay();
+        this.playActiveBannerVideo();
       });
     },
-    onBannerVideoReady(e) {
-      const video = e && e.target;
+    onBannerChange(index) {
+      this.currentBannerIndex = typeof index === 'number' ? index : 0;
+      this.$nextTick(() => this.playActiveBannerVideo());
+    },
+    playActiveBannerVideo() {
+      const list = this.$refs.bannerVideoRefs || [];
+      list.forEach((video, i) => {
         if (!video) return;
+        if (i === this.currentBannerIndex) {
           video.muted = true;
-      const playPromise = video.play();
-      if (playPromise && typeof playPromise.catch === 'function') {
-        playPromise.catch(() => {});
+          try { video.currentTime = 0; } catch (e) {}
+          const p = video.play();
+          if (p && typeof p.catch === 'function') {
+            p.catch((err) => console.warn('[banner video] play rejected:', err));
           }
-    },
-    ensureBannerVideosPlay() {
-      if (!this.$el) return;
-      this.$el.querySelectorAll('.banner-video').forEach((video) => {
-        video.muted = true;
-        const playPromise = video.play();
-        if (playPromise && typeof playPromise.catch === 'function') {
-          playPromise.catch(() => {});
+        } else {
+          video.pause();
+          try { video.currentTime = 0; } catch (e) {}
         }
       });
     },
+    onUserInteractUnlockBanner() {
+      this.playActiveBannerVideo();
+    },
     refreshSectionOffsets() {
       const scrollRoot = this.getScrollRoot();
       if (!scrollRoot) return;