fix

public/react/src/modules/courses/Video/video-play/index.jsx

@@ -113,17 +113,14 @@ export default ({ src, videoId, logWatchHistory, courseId = null }) => {
         log()
       }
     }
-
+    //循环播放， 累计时长不能清空
     async function onEnded() {
       log(() => {
         logId = null
-        logCount = 1
         lastUpdatedTime = 0
-        sumTimePlayed = 0
         initLog = false
         isLoging = false
         isSeeking = false
-        pos = []
       }, true)
     }
 
@@ -142,6 +139,8 @@ export default ({ src, videoId, logWatchHistory, courseId = null }) => {
               log()
             }
           }
+        } else {
+          lastUpdatedTime = newTime
         }
       }
 
@@ -180,6 +179,9 @@ export default ({ src, videoId, logWatchHistory, courseId = null }) => {
       el.current.removeEventListener('seeking', onSeeking)
       el.current.removeEventListener('seeked', onSeeked)
       el.current.removeEventListener('timeupdate', onTimeupdate)
+      if (el.current.playing) {
+        log()
+      }
     }
   }, [el, src])