Merge pull request #9 from sykeben/performance-upgrade-0

Performance Upgrade #0 (Continued) has been merged.
sykeben · Apr 7, 2019 · 4ca269b · 4ca269b
2 parents 5b9f501 + 6abc998
commit 4ca269b
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Showing 2 changed files with 24 additions and 4 deletions.
diff --git a/public/javascript/dash_0.js b/public/javascript/dash_0.js
@@ -131,8 +131,18 @@ function setOnline(value) {
   online = value;
 }
 
-// Make dash periodically update every second.
-window.setInterval(periodicUpdate, 1000);
+// Have dash update every second after finishing.
+const setIntervalAsync = (fn, ms) => {
+  fn().then(() => {
+    setTimeout(() => setIntervalAsync(fn, ms), ms);
+  });
+};
+
+const delay = deplayMs => new Promise((resolve) => {
+    setTimeout(resolve, deplayMs);
+});
+
+setIntervalAsync(async () => { periodicUpdate(); await delay(1000); }, 1000);
 
 // Make dash update upon load.
 window.onload = periodicUpdate;
diff --git a/public/javascript/dash_1.js b/public/javascript/dash_1.js
@@ -99,8 +99,18 @@ function setOnline(value) {
   online = value;
 }
 
-// Make dash periodically update every second.
-window.setInterval(periodicUpdate, 1000);
+// Have dash update every second after finishing.
+const setIntervalAsync = (fn, ms) => {
+  fn().then(() => {
+    setTimeout(() => setIntervalAsync(fn, ms), ms);
+  });
+};
+
+const delay = deplayMs => new Promise((resolve) => {
+    setTimeout(resolve, deplayMs);
+});
+
+setIntervalAsync(async () => { periodicUpdate(); await delay(1000); }, 1000);
 
 // Make dash update upon load.
 window.onload = periodicUpdate;