icons & tweaks

package/contents/ui/lib/helper.js

@@ -1,22 +1,25 @@
-function batteryColor(batteryPercent) {
+const colors = [
-  const colors = [
   '#f00', '#e21c00', '#c83800', '#a50', '#8d7100',
   '#718d00', '#6fa100', '#5c8000', '#498000', '#080'
-  ];
+];
-  let color;
+
-  switch(batteryPercent) {
+function batteryColor(batteryPercent) {
-    case -1: color = "green"; break;
+  return colors[({
-    case -2: color = "red"; break;
+    "-2": 9,
-    default: color = colors[~~(batteryPercent / 10 + 0.5) - 1]; break;
+    "-1": 0
-  }
+  })[batteryPercent] ?? ~~(batteryPercent / 10 + 0.5) - 1];
-  return color;
 }
 
 function batteryLevel(batteryPercent) {
-  if(batteryPercent == -1)
+  return ({
-    return "charging";
+    "-2": "not connected",
-  else if(batteryPercent == -2)
+    "-1": "charging"
-    return "not connected";
+  })[batteryPercent] ?? batteryPercent + "%";
-  else
+}
-    return batteryPercent + "%";
+
+function batteryIcon(batteryPercent) {
+  return ({
+    "-2": "action-unavailable",
+    "-1": "battery-ac-adapter"
+  })[batteryPercent] ?? "audio-headphones-symbolic";
 }

package/contents/ui/main.qml

@@ -18,11 +18,9 @@ Item {
     connectedSources: ["headsetcontrol -bc"]
     interval: pollingrate * 1e3
     onNewData: {
-      if(data['exit code'] > 0) {
+      return batteryPercent = data['exit code'] > 0
-        batteryPercent = -2;
+        ? -2 // not connected
-        return;
+        : data['stdout'];
-      }
-      batteryPercent = data['stdout'];
     }
   }
 
@@ -60,7 +58,7 @@ Item {
           anchors.horizontalCenter: parent.horizontalCenter
           anchors.topMargin: 1
           anchors.bottomMargin: 1
-          source: "audio-headphones-symbolic"
+          source: Helper.batteryIcon(batteryPercent)
         }
       }
     }