动画随机时间

src/views/coursewarePlay/index.tsx

@@ -545,12 +545,10 @@ export default defineComponent({
         item.isAnimation ? 800 : 0
       )
       animationTimer.value = setTimeout(() => {
-        effectIndex.value = effectIndex.value + 1
-        if (effectIndex.value >= effects.length - 1) {
-          effectIndex.value = 0
-        }
+        const index = effectIndex.value + 1
+        effectIndex.value = index >= effects.length - 1 ? 0 : index
         // effectIndex.value = Math.round(Math.random() * (effects.length - 1))
-      }, 1000)
+      }, 1500)
     }
 
     /** 是否有转场动画 */