0.07: Ensure barometer gets turned off after a few readings (isBarometerOn broken in 2v16)

apps/widbaroalarm/ChangeLog

@@ -7,3 +7,4 @@
       Show difference of last measurement to pressure average of the the last three hours in the widget
       Only use valid pressure values
 0.06: Fix exception
+0.07: Ensure barometer gets turned off after a few readings (isBarometerOn broken in 2v16)

apps/widbaroalarm/metadata.json

@@ -2,7 +2,7 @@
   "id": "widbaroalarm",
   "name": "Barometer Alarm Widget",
   "shortName": "Barometer Alarm",
-  "version": "0.06",
+  "version": "0.07",
   "description": "A widget that can alarm on when the pressure reaches defined thresholds.",
   "icon": "widget.png",
   "type": "widget",

apps/widbaroalarm/widget.js

@@ -211,19 +211,8 @@ function calculcate3hAveragePressure() {
   }
 }
 
-/*
- turn on barometer power
- take multiple measurements
- sort the results
- take the middle one (median)
- turn off barometer power
-*/
-function getPressureValue() {
-  if (stop)
-    return;
+function barometerPressureHandler(e) {
   const MEDIANLENGTH = 20;
-  Bangle.setBarometerPower(true, "widbaroalarm");
-  Bangle.on('pressure', function(e) {
   while (currentPressures.length > MEDIANLENGTH)
     currentPressures.pop();
 
@@ -242,13 +231,24 @@ function getPressureValue() {
       }
     }
   }
-  });
+}
 
-  setTimeout(function() { turnOff(); }, 30000);
+/*
+ turn on barometer power
+ take multiple measurements
+ sort the results
+ take the middle one (median)
+ turn off barometer power
+*/
+function getPressureValue() {
+  if (stop) return;
+  Bangle.setBarometerPower(true, "widbaroalarm");
+  Bangle.on('pressure', barometerPressureHandler);
+  setTimeout(turnOff, 30000);
 }
 
 function turnOff() {
-  if (Bangle.isBarometerOn())
+  Bangle.removeListener('pressure', barometerPressureHandler);
   Bangle.setBarometerPower(false, "widbaroalarm");
 }