From a5f34daeeb61af0a2f03cbd34737394d91aeb4a1 Mon Sep 17 00:00:00 2001
From: Gaetan Lepage <gaetan@glepage.com>
Date: Thu, 14 Nov 2024 11:28:57 +0100
Subject: [PATCH] nixos/g810-led: init

---
 nixos/modules/services/hardware/g810-led.nix | 45 ++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 nixos/modules/services/hardware/g810-led.nix

diff --git a/nixos/modules/services/hardware/g810-led.nix b/nixos/modules/services/hardware/g810-led.nix
new file mode 100644
index 000000000000..25472f0ac1e6
--- /dev/null
+++ b/nixos/modules/services/hardware/g810-led.nix
@@ -0,0 +1,45 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.services.g810-led;
+in
+{
+  options = {
+    services.g810-led = {
+      enable = lib.mkEnableOption "g810-led, a Linux LED controller for some Logitech G Keyboards";
+
+      package = lib.mkPackageOption pkgs "g810-led" { };
+
+      profile = lib.mkOption {
+        type = lib.types.nullOr lib.types.lines;
+        default = null;
+        example = ''
+          # G810-LED Profile (turn all keys on)
+
+          # Set all keys on
+          a ffffff
+
+          # Commit changes
+          c
+        '';
+        description = ''
+          Keyboard profile to apply at boot time.
+
+          The upstream repository provides [example configurations](https://github.com/MatMoul/g810-led/tree/master/sample_profiles).
+        '';
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.etc."g810-led/profile" = lib.mkIf (cfg.profile != null) cfg.profile;
+
+    services.udev.packages = [ config.package ];
+  };
+
+  meta.maintainers = with lib.maintainers; [ GaetanLepage ];
+}