From 877588c3f4e148b3a8cc714505d28fff7dcfcf68 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim=20D=C3=BCsterhus?= <duesterhus@woltlab.com>
Date: Mon, 2 Nov 2020 12:03:28 +0100
Subject: [PATCH] Fix offset calculation in Date/Time/Relative

---
 .../install/files/js/WoltLabSuite/Core/Date/Time/Relative.js   | 3 +--
 .../install/files/ts/WoltLabSuite/Core/Date/Time/Relative.ts   | 3 ++-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Date/Time/Relative.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Date/Time/Relative.js
index dd3eb78ac5..0d00a0a41c 100644
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/Date/Time/Relative.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Date/Time/Relative.js
@@ -42,8 +42,6 @@ define(["require", "exports", "tslib", "../../Core", "../Util", "../../Dom/Chang
         }
         const date = new Date();
         const timestamp = (date.getTime() - date.getMilliseconds()) / 1000;
-        if (_offset === null)
-            _offset = timestamp - window.TIME_NOW;
         document.querySelectorAll("time").forEach((element) => {
             rebuild(element, date, timestamp);
         });
@@ -96,6 +94,7 @@ define(["require", "exports", "tslib", "../../Core", "../Util", "../../Dom/Chang
      * Transforms <time> elements on init and binds event listeners.
      */
     function setup() {
+        _offset = Math.trunc(Date.now() / 1000 - window.TIME_NOW);
         new Repeating_1.default(refresh, 60000);
         Listener_1.default.add("WoltLabSuite/Core/Date/Time/Relative", refresh);
         document.addEventListener("visibilitychange", onVisibilityChange);
diff --git a/wcfsetup/install/files/ts/WoltLabSuite/Core/Date/Time/Relative.ts b/wcfsetup/install/files/ts/WoltLabSuite/Core/Date/Time/Relative.ts
index 3b1aaf055f..507dbd404c 100644
--- a/wcfsetup/install/files/ts/WoltLabSuite/Core/Date/Time/Relative.ts
+++ b/wcfsetup/install/files/ts/WoltLabSuite/Core/Date/Time/Relative.ts
@@ -42,7 +42,6 @@ function refresh() {
 
   const date = new Date();
   const timestamp = (date.getTime() - date.getMilliseconds()) / 1_000;
-  if (_offset === null) _offset = timestamp - window.TIME_NOW;
 
   document.querySelectorAll("time").forEach((element) => {
     rebuild(element, date, timestamp);
@@ -103,6 +102,8 @@ function rebuild(element: HTMLTimeElement, date: Date, timestamp: number): void
  * Transforms <time> elements on init and binds event listeners.
  */
 export function setup(): void {
+  _offset = Math.trunc(Date.now() / 1_000 - window.TIME_NOW);
+
   new RepeatingTimer(refresh, 60_000);
 
   DomChangeListener.add("WoltLabSuite/Core/Date/Time/Relative", refresh);
-- 
2.20.1