Brightness control

modules/system/brightness.nix

@@ -0,0 +1,42 @@
+{ config, lib, pkgs, inputs, ... }:
+
+with lib;
+let
+  cfg = config.samfelag.modules.system.brightness;
+  hyprCfg = config.samfelag.modules.desktop.wm.hyprland;
+in
+{
+  options.samfelag.modules.system.brightness = {
+    enable = mkEnableOption "Brightness support";
+  };
+
+  config = mkIf cfg.enable {
+
+    environment.systemPackages = with pkgs; [
+      brightnessctl
+    ];
+
+    # - Hyprland keybindings ---------------------
+    hm.wayland.windowManager.hyprland.settings = lib.mkIf hyprCfg.enable {
+        bind = [
+          # Brightness control
+          ", XF86MonBrightnessUp, exec, brightnessctl set +5%"
+          ", XF86MonBrightnessDown, exec, brightnessctl set -5%"
+
+          # Keyboard brightness control
+          "${hyprCfg.mod}, XF86MonBrightnessUp, exec, brightnessctl -d platform::kbd_backlight set +1"
+          "${hyprCfg.mod}, XF86MonBrightnessDown, exec, brightnessctl -d platform::kbd_backlight set -1"
+        ];
+
+        binde = [
+          # Brightness control (keep button pressed)
+          ", XF86MonBrightnessUp, exec, brightnessctl set +5%"
+          ", XF86MonBrightnessDown, exec, brightnessctl set 5%-"
+
+          # Keyboard brightness control (keep button pressed)
+          "${hyprCfg.mod}, XF86MonBrightnessUp, exec, brightnessctl -d platform::kbd_backlight set +1"
+          "${hyprCfg.mod}, XF86MonBrightnessDown, exec, brightnessctl -d platform::kbd_backlight set 1-"
+        ];
+    };
+  };
+}