From 10b8d4d327d364fd2accaadd2ca5d2451d6a11e5 Mon Sep 17 00:00:00 2001
From: GaspardCulis <gaspard@gasdev.fr>
Date: Sun, 27 Oct 2024 10:24:45 +0100
Subject: [PATCH] feat(Zephyrus): Added new `steam` user for steam
 specialization

---
 bin/gs.sh                  | 27 +++++++++++++++++++++++++++
 hosts/Zephyrus/default.nix |  6 +++---
 2 files changed, 30 insertions(+), 3 deletions(-)
 create mode 100755 bin/gs.sh

diff --git a/bin/gs.sh b/bin/gs.sh
new file mode 100755
index 0000000..40cd18b
--- /dev/null
+++ b/bin/gs.sh
@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+set -xeuo pipefail
+
+gamescopeArgs=(
+    --adaptive-sync # VRR support
+    --hdr-enabled
+    --mangoapp # performance overlay
+    --rt
+    --steam
+)
+steamArgs=(
+    -pipewire-dmabuf
+    -tenfoot
+)
+mangoConfig=(
+    cpu_temp
+    gpu_temp
+    ram
+    vram
+)
+mangoVars=(
+    MANGOHUD=1
+    MANGOHUD_CONFIG="$(IFS=,; echo "${mangoConfig[*]}")"
+)
+
+export "${mangoVars[@]}"
+exec gamescope "${gamescopeArgs[@]}" -- steam "${steamArgs[@]}"
diff --git a/hosts/Zephyrus/default.nix b/hosts/Zephyrus/default.nix
index 7445626..c77ca8a 100644
--- a/hosts/Zephyrus/default.nix
+++ b/hosts/Zephyrus/default.nix
@@ -75,6 +75,7 @@
       "seat"
       "audio"
       "adbusers"
+      "gamemode"
       "networkmanager"
     ];
     group = "gaspard";
@@ -94,8 +95,8 @@
     };
     users.users.steam = {
       isNormalUser = true;
+      createHome = true;
       extraGroups = [
-        "wheel"
         "video"
         "seat"
         "audio"
@@ -104,7 +105,6 @@
       ];
       group = "steam";
     };
-
     programs = {
       gamescope = {
         enable = true;
@@ -122,7 +122,7 @@
     services.getty.autologinUser = "steam";
     environment = {
       loginShellInit = ''
-        [[ "$(tty)" = "/dev/tty1" ]] && ./gs.sh
+        [[ "$(tty)" = "/dev/tty1" ]] && ${(pkgs.writeShellScript "gs.sh" "${builtins.readFile ../../bin/gs.sh}")}
       '';
     };
   };