From 3c90e6a26c1da6fca7ccee16fbf246352e8cc9fa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Torjus=20H=C3=A5kestad?= <torjus@usit.uio.no>
Date: Thu, 14 Aug 2025 22:15:29 +0200
Subject: [PATCH] chore: add package build to flake

---
 .gitignore              |  1 +
 flake.nix               | 39 +++++++++++++++++++++++++++++++++++++++
 game/export_presets.cfg |  2 +-
 3 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 78c7d8f..71ec0d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 game/.godot
+result
diff --git a/flake.nix b/flake.nix
index b311fe1..42fdb79 100644
--- a/flake.nix
+++ b/flake.nix
@@ -33,5 +33,44 @@
           };
         }
       );
+
+      packages = forAllSystems (
+        { pkgs }:
+        {
+          fmm = pkgs.stdenv.mkDerivation {
+            pname = "fmm";
+            version = "0.1.0";
+            src = ./.;
+
+            strictDeps = true;
+
+            nativeBuildInputs = with pkgs; [
+              godot
+            ];
+
+            buildPhase = ''
+              runHook preBuild
+
+              export HOME=$(mktemp -d)
+              mkdir -p $HOME/.local/share/godot/
+              ln -s ${pkgs.godot.export-template}/share/godot/export_templates "$HOME/.local/share/godot/"
+              mkdir -p game/build
+              cd game
+
+              echo "godot --headless --export-debug Linux ./build/fmm"
+              godot --headless --export-release Linux ./build/fmm
+
+              runHook postBuild
+            '';
+            installPhase = ''
+              find .
+              install -D -m 755 -t $out/libexec ./build/fmm
+              install -D -m 644 -t $out/libexec ./build/fmm.pck
+              install -d -m 755 $out/bin
+              ln -s $out/libexec/fmm $out/bin/fmm
+            '';
+          };
+        }
+      );
     };
 }
diff --git a/game/export_presets.cfg b/game/export_presets.cfg
index 6a99b06..787d81d 100644
--- a/game/export_presets.cfg
+++ b/game/export_presets.cfg
@@ -9,7 +9,7 @@ custom_features=""
 export_filter="all_resources"
 include_filter=""
 exclude_filter=""
-export_path="../dist/fmm.x86_64"
+export_path=""
 patches=PackedStringArray()
 encryption_include_filters=""
 encryption_exclude_filters=""