Improvements to spot timing display #3

webassets/js/spots.js

@@ -30,8 +30,17 @@ function restartSSEConnection() {
         // Store last updated time
         lastUpdateTime = moment.utc();
         updateRefreshDisplay();
-        // Add spot to internal data store
+        // Get the new spot
         newSpot = JSON.parse(event.data);
+        // Awful fudge to ensure new incoming spots at the top of the list don't have timestamps that make them look
+        // like they belong further down the list. If the spot is older than the latest one we already have, bump its
+        // time up to match it. This isn't great but since we poll spot providers every 2 minutes anyway, it shouldn't
+        // be too far wrong.
+        if (spots.length > 0) {
+            newSpot["time"] = Math.max(newSpot["time"], Math.max(...spots.map(s => s["time"])))
+        }
+
+        // Add spot to internal data store
         spots.unshift(newSpot);
         spots = spots.slice(0, -1);
         // Add spot to table