NightLight: check if wlsunset exists, else dont enable NightLight

SystemMonitorSettings: If RAM usage is not toggled, don't show % option
Settings: remove NightLight from default bar widgets

Assets/settings-default.json

@@ -1,5 +1,5 @@
 {
-  "settingsVersion": 8,
+  "settingsVersion": 9,
   "bar": {
     "position": "top",
     "backgroundOpacity": 1,
@@ -51,9 +51,6 @@
         {
           "id": "Brightness"
         },
-        {
-          "id": "NightLight"
-        },
         {
           "id": "Clock"
         },

Commons/Settings.qml

@@ -114,7 +114,7 @@ Singleton {
   JsonAdapter {
     id: adapter
 
-    property int settingsVersion: 8
+    property int settingsVersion: 9
 
     // bar
     property JsonObject bar: JsonObject {
@@ -156,10 +156,8 @@ Singleton {
             "id": "Battery"
           }, {
             "id": "Volume"
-          }, {
+          },           {
             "id": "Brightness"
-          }, {
-            "id": "NightLight"
           }, {
             "id": "Clock"
           }, {

Modules/Bar/Widgets/NightLight.qml

@@ -24,6 +24,12 @@ NIconButton {
   icon: Settings.data.nightLight.enabled ? (Settings.data.nightLight.forced ? "nightlight-forced" : "nightlight-on") : "nightlight-off"
   tooltipText: Settings.data.nightLight.enabled ? (Settings.data.nightLight.forced ? I18n.tr("tooltips.night-light-forced") : I18n.tr("tooltips.night-light-enabled")) : I18n.tr("tooltips.night-light-disabled")
   onClicked: {
+    // Check if wlsunset is available before enabling night light
+    if (!ProgramCheckerService.wlsunsetAvailable) {
+      ToastService.showWarning(I18n.tr("settings.display.night-light.section.label"), I18n.tr("toast.night-light.not-installed"))
+      return
+    }
+
     if (!Settings.data.nightLight.enabled) {
       Settings.data.nightLight.enabled = true
       Settings.data.nightLight.forced = false

Modules/Settings/Bar/WidgetSettings/SystemMonitorSettings.qml

@@ -62,6 +62,7 @@ ColumnLayout {
     label: I18n.tr("bar.widget-settings.system-monitor.memory-percentage")
     checked: valueShowMemoryAsPercent
     onToggled: checked => valueShowMemoryAsPercent = checked
+    visible: valueShowMemoryUsage
   }
 
   NToggle {

Services/ProgramCheckerService.qml

@@ -18,6 +18,7 @@ Singleton {
   property bool fuzzelAvailable: false
   property bool vesktopAvailable: false
   property bool gpuScreenRecorderAvailable: false
+  property bool wlsunsetAvailable: false
 
   // Signal emitted when all checks are complete
   signal checksCompleted
@@ -31,7 +32,8 @@ Singleton {
                                             "footAvailable": ["which", "foot"],
                                             "fuzzelAvailable": ["which", "fuzzel"],
                                             "vesktopAvailable": ["which", "vesktop"],
-                                            "gpuScreenRecorderAvailable": ["sh", "-c", "command -v gpu-screen-recorder >/dev/null 2>&1 || (command -v flatpak >/dev/null 2>&1 && flatpak list --app | grep -q 'com.dec05eba.gpu_screen_recorder')"]
+                                            "gpuScreenRecorderAvailable": ["sh", "-c", "command -v gpu-screen-recorder >/dev/null 2>&1 || (command -v flatpak >/dev/null 2>&1 && flatpak list --app | grep -q 'com.dec05eba.gpu_screen_recorder')"],
+                                            "wlsunsetAvailable": ["which", "wlsunset"]
                                           })
 
   // Internal tracking