Widget stores data to file, icon added

apps.json

@@ -1136,7 +1136,7 @@
     "name": "Battery Chart",
     "shortName":"BatChart",
     "icon": "widget.png",
-    "version":"0.01",
+    "version":"0.02",
     "description": "A widget and an app for recording and visualizing battery percentage over time.",
     "tags": "app,widget,battery,time,record,chart,tool",
     "storage": [

apps/batchart/ChangeLog

@@ -1 +1,2 @@
-0.01: New App!
+0.01: New app and widget
+0.02: Widget stores data to file (1 dataset/min)

apps/batchart/app-icon.js

@@ -0,0 +1 @@
+require("heatshrink").decompress(atob("mEwxH+AH4A/AH4AS64AIF/4pZABYuuGDIv/F/4v/F9+Gw0rAQIASF7YxTF7cxwAvtrdVF9qQTF/4vMYCQvcYCQvcSCQvdqpgQF7oEBYJ4veAoNbF9uGmMrrgvsw2AGILFKF8IACrYxJF8gxDSowvmBwWAF9oPGF9NbmIvtCAovqMAgvqCIgvrrdVF9oSDF9iPuF7crACxf/F++wFqmG2AvXGCouZAH4A/AGY"))

apps/batchart/widget.js

@@ -1,9 +1,18 @@
 WIDGETS = {};
 
 (() => {
+  var switchableConsumers = {
+    none: 0,
+    lcd: 1,
+    compass: 2,
+    bluetooth: 4,
+    gps: 8,
+    hrm: 16
+  }
   var settings = {};
   var batChartFile; // file for battery percentage recording
-  const recordingInterval10Min = 60*10*1000;
+  const recordingInterval10Min = 60 * 10 * 1000;
+  const recordingInterval1Min = 60*1000; //For testing 
   const recordingInterval10S = 10*1000; //For testing 
   var recordingInterval = null;
 
@@ -16,13 +25,40 @@ WIDGETS = {};
 
   // Called by the heart app to reload settings and decide what's
   function reload() {
-      WIDGETS["batchart"].width = 24;
-      batChartFile = require("Storage").open(".batchart","a");
-      recordingInterval = setInterval(()=>{
-        if (batChartFile)
-          console.log ([getTime().toFixed(0),E.getBattery()].join(","));
-          //batChartfile.write([getTime().toFixed(0),E.getBattery].join(",")+"\n");
-      }, recordingInterval10S)
+    WIDGETS["batchart"].width = 24;
+
+    // Check if the data file exists, if not try to create it.
+    var batChartFileCheck = require("Storage").open("batchart.dat", "r");
+    if (!batChartFileCheck)
+      if (!require("Storage").write("batchart.dat", ""))
+        //Only continue if the file was created
+        return;
+    
+    recordingInterval = setInterval(() => {
+      var batChartFileAppend = require("Storage").open("batchart.dat", "a");
+      if (batChartFileAppend) {    
+        console.log([getTime().toFixed(0), E.getBattery(), E.getTemperature(), getEnabledConsumersValue()].join(","));
+        batChartFileAppend.write([getTime().toFixed(0),E.getBattery].join(",")+"\n");
+      }
+    }, recordingInterval1Min)
+  }
+
+  function getEnabledConsumersValue() {
+    var enabledConsumers = switchableConsumers.none;
+
+    if (Bangle.isLCDOn())
+      enabledConsumers = enabledConsumers | switchableConsumers.lcd;
+    // Already added in the hope they will be available soon to get more details
+    // if (Bangle.isCompassOn())
+    //   enabledConsumers = enabledConsumers | switchableConsumers.compass;
+    // if (Bangle.isBluetoothOn())
+    //   enabledConsumers = enabledConsumers | switchableConsumers.bluetooth;
+    // if (Bangle.isGpsOn())
+    //   enabledConsumers = enabledConsumers | switchableConsumers.gps;
+    // if (Bangle.isHrmOn())
+    //   enabledConsumers = enabledConsumers | switchableConsumers.hrm;
+    
+    return enabledConsumers;
   }
 
   // add the widget