omen: improve inputplug

Signed-off-by: magic_rb <magic_rb@redalder.org>

nixos/systems/omen/inputplug.nix

@@ -1,30 +1,70 @@
 {...}: {
-  home."main".modules = [
+  home-manager.users."main" = {
-    ({
     pkgs,
     lib,
     ...
   }: let
-      inherit
-        (lib)
-        getExe
-        ;
-
     script = pkgs.writeShellScript "inputplug.sh" ''
       mkdir -p $HOME/.cache/inputplug
+      set -x
 
-        EVENT_TYPE="$1"
+      _event_type="$1"
-        DEVICE_ID="$2"
+      _device_id="$2"
-        DEVICE_TYPE="$3"
+      _device_type="$3"
-        DEVICE_NAME="$4"
+      _device_name="$4"
+
+      _keyboard_id=$(xinput list | grep "AT Translated Set 2 keyboard" | cut -f 2 -d $'\t' | cut -f 2 -d '=')
+      _property_id=$(xinput list-props 16 | grep "Device Enabled" | cut -f 2 | sed -E 's/^[^(]+\(([[:digit:]]*)\):$/\1/')
+
+      cat <<EOF
+      event_type: $_event_type
+      device_id: $_device_id
+      device_type: $_device_type
+      device_name: $_device_name
+      EOF
+
+      case "$_event_type" in
+        XIDeviceEnabled|XIDeviceDisabled)
+          case "$_device_type" in
+            XISlaveKeyboard)
+              if [ -f "$HOME/.cache/inputplug/$_device_id" ] ; then
+                _device_name="$(cat "$HOME/.cache/inputplug/$_device_id")"
+                rm "$HOME/.cache/inputplug/$_device_id"
+              fi
+              case "$_device_name" in
+                "YMDK Split75")
+                  if [ "$_event_type" = "XIDeviceDisabled" ] ; then
+                     xinput set-int-prop $_keyboard_id $_property_id 8 1
+                  elif [ "$_event_type" = "XIDeviceEnabled" ] ; then
+                     echo "$_device_name" >> "$HOME/.cache/inputplug/$_device_id"
+                     xinput set-int-prop $_keyboard_id $_property_id 8 0
+                  fi
+                  ;;
+                *)
+                  ;;
+              esac
+              ;;
+            *)
+              ;;
+          esac
+          ;;
+        *)
+          ;;
+      esac
     '';
   in {
     systemd.user.services."inputplug" = {
+      Unit = {
+        After = ["graphical-session-pre.target"];
+        PartOf = ["graphical-session.target"];
+      };
+
       Service = {
         Type = "simple";
-          ExecStart = ''${getExe pkgs.inputplug} -c ${script}'';
+        ExecStart = ''${lib.getExe pkgs.bash} -l -c "${lib.getExe pkgs.inputplug} -d -c ${script}"'';
+      };
+
+      Install = {WantedBy = ["graphical-session.target"];};
     };
   };
-    })
-  ];
 }