From 75af9b738346af22d604f53fde0eb3c9a87c3a2f Mon Sep 17 00:00:00 2001
From: clerie <git@clerie.de>
Date: Mon, 9 Dec 2024 20:34:07 +0100
Subject: [PATCH] pkgs/factorio-launcher: Add wrapper to launch factorio

---
 flake.nix                                 |  1 +
 hosts/krypton/programs.nix                |  2 ++
 hosts/zinc/programs.nix                   |  2 ++
 pkgs/factorio-launcher/default.nix        | 25 ++++++++++++++++++++
 pkgs/factorio-launcher/launch-factorio.sh | 28 +++++++++++++++++++++++
 pkgs/overlay.nix                          |  1 +
 6 files changed, 59 insertions(+)
 create mode 100644 pkgs/factorio-launcher/default.nix
 create mode 100644 pkgs/factorio-launcher/launch-factorio.sh

diff --git a/flake.nix b/flake.nix
index bcd41ea..9ca4456 100644
--- a/flake.nix
+++ b/flake.nix
@@ -126,6 +126,7 @@
         clerie-sops-config
         clerie-sops-edit
         chromium-incognito
+        factorio-launcher
         git-checkout-github-pr
         git-diff-word
         git-pp
diff --git a/hosts/krypton/programs.nix b/hosts/krypton/programs.nix
index 79aae6b..a58eb0b 100644
--- a/hosts/krypton/programs.nix
+++ b/hosts/krypton/programs.nix
@@ -29,6 +29,8 @@
     chromium-incognito
 
     print-afra
+
+    factorio-launcher
   ];
 
   # Wireshark
diff --git a/hosts/zinc/programs.nix b/hosts/zinc/programs.nix
index edf86ea..34808b1 100644
--- a/hosts/zinc/programs.nix
+++ b/hosts/zinc/programs.nix
@@ -9,6 +9,8 @@
     #cura # libarcus library is currently broken, required for curaengine
 
     mumble
+
+    factorio-launcher
   ];
 
 }
diff --git a/pkgs/factorio-launcher/default.nix b/pkgs/factorio-launcher/default.nix
new file mode 100644
index 0000000..958882b
--- /dev/null
+++ b/pkgs/factorio-launcher/default.nix
@@ -0,0 +1,25 @@
+{ pkgs, lib, ... }:
+
+pkgs.buildFHSEnv {
+  name = "factorio-launcher";
+  targetPkgs = pkgs: (with pkgs; [
+        alsa-lib
+        libGL
+        libpulseaudio
+        libxkbcommon
+        wayland
+  ]) ++ (with pkgs.xorg; [
+        libICE
+        libSM
+        libX11
+        libXcursor
+        libXext
+        libXi
+        libXinerama
+        libXrandr
+  ]);
+  runScript = lib.getExe (pkgs.writeShellApplication {
+    name = "launch-factorio";
+    text = builtins.readFile ./launch-factorio.sh;
+  });
+}
diff --git a/pkgs/factorio-launcher/launch-factorio.sh b/pkgs/factorio-launcher/launch-factorio.sh
new file mode 100644
index 0000000..a331c7f
--- /dev/null
+++ b/pkgs/factorio-launcher/launch-factorio.sh
@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+if [[ $# -eq 0 ]]; then
+	echo "Pass path to factorio install directory as first argument"
+	exit 1
+fi
+
+FACTORIO_BINARY_PATH=""
+
+for suffix in "" "/factorio" "/x64/factorio" "/bin/x64/factorio" "/factorio/bin/x64/factorio"; do
+	if [[ -f "$1${suffix}" && -x "$1${suffix}" ]]; then
+		FACTORIO_BINARY_PATH="$1${suffix}"
+		break
+	fi
+done
+
+if [[ -z $FACTORIO_BINARY_PATH ]]; then
+	echo "No factorio executable found below $1"
+	exit 1
+fi
+
+shift
+
+set -- "${FACTORIO_BINARY_PATH}" "$@"
+
+exec "$@"
diff --git a/pkgs/overlay.nix b/pkgs/overlay.nix
index d4bf798..3bc8eb6 100644
--- a/pkgs/overlay.nix
+++ b/pkgs/overlay.nix
@@ -7,6 +7,7 @@ final: prev: {
   clerie-sops-edit = final.callPackage ./clerie-sops/clerie-sops-edit.nix {};
   clerie-update-nixfiles = final.callPackage ./clerie-update-nixfiles/clerie-update-nixfiles.nix {};
   chromium-incognito = final.callPackage ./chromium-incognito {};
+  factorio-launcher = final.callPackage ./factorio-launcher {};
   git-checkout-github-pr = final.callPackage ./git-checkout-github-pr {};
   git-diff-word = final.callPackage ./git-diff-word {};
   git-pp = final.callPackage ./git-pp {};