ateatimer: fix initial draw when timer was already running

Author: thyttan

apps/ateatimer/ChangeLog

@@ -1,4 +1,5 @@
 0.01: First release
 0.02: Fix icon, utilize sched, show running timer on app relaunch
 0.03: Flash time in green when starting the timer
-0.04: Buzz when starting and resetting timer
+0.04: Buzz when starting and resetting timer. Fix initial draw when timer is
+      running.

apps/ateatimer/app.js

@@ -147,11 +147,15 @@ function handleTouch(x, y) {
   }
 }
 
+let updateTimeRemaining = ()=>{
+  let alarm = require("sched").getAlarm("ateatimer");
+  timeRemaining = Math.floor(require("sched").getTimeToAlarm(alarm) / 1000);
+}
+
 // Function to update the display every second
 function updateDisplay() {
   if (timerRunning) {
-    let alarm = require("sched").getAlarm("ateatimer");
-    timeRemaining = Math.floor(require("sched").getTimeToAlarm(alarm) / 1000);
+    updateTimeRemaining();
     drawTime();
     if (timeRemaining <= 0) {
       timeRemaining = 0;
@@ -176,10 +180,11 @@ Bangle.on("touch", (zone, xy) => {
 });
 
 let isRunning = require("sched").getAlarm("ateatimer");
-// Draw the initial timer display
-drawInit();
 if (isRunning) {
   timerRunning = true;
   // Start the timer to update the display
   updateIntervalID = setInterval(updateDisplay, 1000);
+  updateTimeRemaining();
 }
+// Draw the initial timer display
+drawInit();