feat: power profile widget

Commons/WidgetLoader.qml

@@ -65,7 +65,7 @@ QtObject {
   // This is where you should add your Modules/Bar/Widgets/
   // so it gets registered in the BarTab
   function discoverAvailableWidgets() {
-    const widgetFiles = ["ActiveWindow", "Battery", "Bluetooth", "Brightness", "Clock", "MediaMini", "NotificationHistory", "ScreenRecorderIndicator", "SidePanelToggle", "SystemMonitor", "Tray", "Volume", "WiFi", "Workspace"]
+    const widgetFiles = ["ActiveWindow", "Battery", "Bluetooth", "Brightness", "Clock", "MediaMini", "NotificationHistory", "PowerProfile", "ScreenRecorderIndicator", "SidePanelToggle", "SystemMonitor", "Tray", "Volume", "WiFi", "Workspace"]
 
     const availableWidgets = []
 

Modules/Bar/Widgets/PowerProfile.qml

@@ -0,0 +1,57 @@
+import QtQuick
+import Quickshell
+import Quickshell.Services.UPower
+import QtQuick.Layouts
+import qs.Commons
+import qs.Services
+import qs.Widgets
+
+NIconButton {
+  id: root
+
+  property var powerProfiles: PowerProfiles
+  readonly property bool hasPP: powerProfiles.hasPerformanceProfile
+  
+  sizeMultiplier: 0.8
+  visible: hasPP
+
+  function profileIcon() {
+    if (!hasPP)
+      return "balance"
+    if (powerProfiles.profile === PowerProfile.Performance)
+      return "speed"
+    if (powerProfiles.profile === PowerProfile.Balanced)
+      return "balance"
+    if (powerProfiles.profile === PowerProfile.PowerSaver)
+      return "eco"
+  }
+  
+  function profileName() {
+      if (!hasPP)
+        return "Unknown"
+      if (powerProfiles.profile === PowerProfile.Performance)
+        return "Performance"
+      if (powerProfiles.profile === PowerProfile.Balanced)
+        return "Balanced"
+      if (powerProfiles.profile === PowerProfile.PowerSaver)
+        return "Power Saver"
+  }
+  
+  function changeProfile() {
+      if (!hasPP) return;
+      if (powerProfiles.profile === PowerProfile.Performance)
+        powerProfiles.profile = PowerProfile.Balanced
+      else if (powerProfiles.profile === PowerProfile.Balanced)
+        powerProfiles.profile = PowerProfile.PowerSaver
+      else if (powerProfiles.profile === PowerProfile.PowerSaver)
+        powerProfiles.profile = PowerProfile.Performance
+  }
+
+  icon: root.profileIcon()
+  tooltipText: root.profileName()
+  colorBg: Color.mSurfaceVariant
+  colorFg: Color.mOnSurface
+  colorBorder: Color.transparent
+  colorBorderHover: Color.transparent
+  onClicked: root.changeProfile()
+}