From a49407524fc1212299a41d7c5330f27b36112167 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 12 Jul 2022 09:51:21 +0200
Subject: Prevent invalid watch sections

---
 server/lib/views/shared/video-viewer-stats.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/server/lib/views/shared/video-viewer-stats.ts b/server/lib/views/shared/video-viewer-stats.ts
index 542bd51cf..39e34fb90 100644
--- a/server/lib/views/shared/video-viewer-stats.ts
+++ b/server/lib/views/shared/video-viewer-stats.ts
@@ -104,7 +104,12 @@ export class VideoViewerStats {
       })
     } else {
       const lastSection = stats.watchSections[stats.watchSections.length - 1]
-      lastSection.end = currentTime
+
+      if (lastSection.start > currentTime) {
+        logger.warn('Invalid end watch section %d. Last start record was at %d.', currentTime, lastSection.start)
+      } else {
+        lastSection.end = currentTime
+      }
     }
 
     stats.watchTime = this.buildWatchTimeFromSections(stats.watchSections)
-- 
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