From e6ed60548397627bf10f561f9438201dbba0a36e Mon Sep 17 00:00:00 2001
From: Azat Bahawi <azat@bahawi.net>
Date: Sun, 21 Apr 2024 02:15:42 +0300
Subject: 2024-04-21

---
 modules/solaar.nix | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 modules/solaar.nix

(limited to 'modules/solaar.nix')

diff --git a/modules/solaar.nix b/modules/solaar.nix
new file mode 100644
index 0000000..17a04de
--- /dev/null
+++ b/modules/solaar.nix
@@ -0,0 +1,62 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib;
+let
+  cfg = config.nixfiles.modules.solaar;
+in
+{
+  options.nixfiles.modules.solaar = {
+    enable = mkEnableOption "Solaar";
+  };
+
+  config = mkIf cfg.enable {
+    hm = {
+      home.packages = with pkgs; [ solaar ];
+
+      systemd.user.services.solaar = {
+        Unit = {
+          Description = "Device manager for Logitech devices";
+          After = [ "graphical-session-pre.target" ];
+          PartOf = [ "graphical-session.target" ];
+        };
+        Service = {
+          # The dirtiest hack I've ever implemented... I should be ashamed of
+          # it. Regardless, that shit still doesn't work because each reconnect,
+          # /dev/hidraw* is recreated and has default permissions which breaks
+          # Solaar. Fuck this shit.
+          ExecStartPre = getExe (
+            pkgs.writeShellApplication {
+              name = "solaar-pre";
+              text = ''
+                for i in /dev/hidraw*; do
+                  if [ -c "$i" ]; then
+                    sudo chown root:input "$i"
+                    sudo chmod 0660 "$i"
+                  fi
+                done
+              '';
+            }
+          );
+          ExecStart = "${getExe pkgs.solaar "solaar"} --window=hide";
+        };
+        Install.WantedBy = [ "graphical-session.target" ];
+      };
+    };
+
+    boot.kernelModules = [
+      "hid_logitech_dj"
+      "hid_logitech_hidpp"
+    ];
+
+    hardware.uinput.enable = true;
+
+    my.extraGroups = [
+      "uinput"
+      "input"
+    ];
+  };
+}
-- 
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