From 4ee4f0d31e921daaf1042a50708681ee0d3679b0 Mon Sep 17 00:00:00 2001
From: end-4 <97237370+end-4@users.noreply.github.com>
Date: Sat, 11 May 2024 09:09:52 +0700
Subject: [PATCH] sideright: hide night light button when unavailable

---
 .config/ags/modules/sideright/quicktoggles.js | 67 ++++++++++---------
 .config/ags/modules/sideright/sideright.js    |  2 +-
 2 files changed, 36 insertions(+), 33 deletions(-)

diff --git a/.config/ags/modules/sideright/quicktoggles.js b/.config/ags/modules/sideright/quicktoggles.js
index 39b08c908..a294a4b9c 100644
--- a/.config/ags/modules/sideright/quicktoggles.js
+++ b/.config/ags/modules/sideright/quicktoggles.js
@@ -78,38 +78,41 @@ export const HyprToggleIcon = async (icon, name, hyprlandConfigValue, props = {}
     }
 }
 
-export const ModuleNightLight = (props = {}) => Widget.Button({
-    attribute: {
-        enabled: false,
-    },
-    className: 'txt-small sidebar-iconbutton',
-    tooltipText: 'Night Light',
-    onClicked: (self) => {
-        self.attribute.enabled = !self.attribute.enabled;
-        self.toggleClassName('sidebar-button-active', self.attribute.enabled);
-        if (self.attribute.enabled) Utils.execAsync('gammastep').catch(print)
-        else Utils.execAsync('pkill gammastep')
-            .then(() => {
-                // disable the button until fully terminated to avoid race
-                self.sensitive = false;
-                const source = setInterval(() => {
-                    Utils.execAsync('pkill -0 gammastep')
-                        .catch(() => {
-                            self.sensitive = true;
-                            source.destroy();
-                        });
-                }, 500);
-            })
-            .catch(print);
-    },
-    child: MaterialIcon('nightlight', 'norm'),
-    setup: (self) => {
-        setupCursorHover(self);
-        self.attribute.enabled = !!exec('pidof gammastep');
-        self.toggleClassName('sidebar-button-active', self.attribute.enabled);
-    },
-    ...props,
-});
+export const ModuleNightLight = async (props = {}) => {
+    if (!exec(`bash -c 'command -v gammastep'`)) return null;
+    return Widget.Button({
+        attribute: {
+            enabled: false,
+        },
+        className: 'txt-small sidebar-iconbutton',
+        tooltipText: 'Night Light',
+        onClicked: (self) => {
+            self.attribute.enabled = !self.attribute.enabled;
+            self.toggleClassName('sidebar-button-active', self.attribute.enabled);
+            if (self.attribute.enabled) Utils.execAsync('gammastep').catch(print)
+            else Utils.execAsync('pkill gammastep')
+                .then(() => {
+                    // disable the button until fully terminated to avoid race
+                    self.sensitive = false;
+                    const source = setInterval(() => {
+                        Utils.execAsync('pkill -0 gammastep')
+                            .catch(() => {
+                                self.sensitive = true;
+                                source.destroy();
+                            });
+                    }, 500);
+                })
+                .catch(print);
+        },
+        child: MaterialIcon('nightlight', 'norm'),
+        setup: (self) => {
+            setupCursorHover(self);
+            self.attribute.enabled = !!exec('pidof gammastep');
+            self.toggleClassName('sidebar-button-active', self.attribute.enabled);
+        },
+        ...props,
+    });
+}
 
 export const ModuleInvertColors = async (props = {}) => {
     try {
diff --git a/.config/ags/modules/sideright/sideright.js b/.config/ags/modules/sideright/sideright.js
index 94f8ba0a2..56b9d0d2d 100644
--- a/.config/ags/modules/sideright/sideright.js
+++ b/.config/ags/modules/sideright/sideright.js
@@ -90,7 +90,7 @@ const togglesBox = Widget.Box({
         ToggleIconBluetooth(),
         await ModuleRawInput(),
         await HyprToggleIcon('touchpad_mouse', 'No touchpad while typing', 'input:touchpad:disable_while_typing', {}),
-        ModuleNightLight(),
+        await ModuleNightLight(),
         await ModuleInvertColors(),
         ModuleIdleInhibitor(),
     ]