fuji/home: add autorotate

home/fuji/home.nix

@@ -9,6 +9,10 @@ let
   qutebrowser_firejail = pkgs.writeShellScriptBin "qutebrowser" ''
     firejail -- ${lib.getExe pkgs.qutebrowser} "$@"
   '';
+
+  auto_rotate =
+    pkgs.writeShellScriptBin "auto-rotate"
+      (builtins.readFile ./auto-rotate.sh);
 in
 {
   imports = [
@@ -352,6 +356,30 @@ in
         Install.WantedBy = [ "graphical-session.target" ];
       };
 
+      auto-rotate = {
+        Unit = {
+          Description = "Rotate eDP-1 from iio-sensor-proxy orientation events";
+          PartOf = [ "graphical-session.target" ];
+          After = [ "graphical-session.target" ];
+        };
+        Service = {
+          Environment = [
+            "PATH=${lib.makeBinPath [
+              pkgs.iio-sensor-proxy # monitor-sensor
+              pkgs.wlr-randr
+              pkgs.coreutils # stdbuf, kill
+              pkgs.gawk
+              pkgs.bash # hooks run via bash -c
+            ]}"
+          ];
+          ExecStart = "${auto_rotate}/bin/auto-rotate";
+          ExecReload = "${pkgs.coreutils}/bin/kill -USR2 $MAINPID";
+          Restart = "on-failure";
+          RestartSec = 5;
+        };
+        Install.WantedBy = [ "graphical-session.target" ];
+      };
+
       lisgd = {
         Unit = {
           Description = "Libinput gesture daemon";