From 6c8d7891746e9627c4518c5bd0b3c0077d85ba05 Mon Sep 17 00:00:00 2001
From: Anton Bulakh <self@necauqua.dev>
Date: Sat, 9 Jul 2022 16:20:14 +0300
Subject: [PATCH] starsector: fix jvm compatibility, startup crashes and sound,
 add passthru.updateScript

---
 pkgs/games/starsector/default.nix | 32 ++++++++++++++++++-------------
 1 file changed, 19 insertions(+), 13 deletions(-)

diff --git a/pkgs/games/starsector/default.nix b/pkgs/games/starsector/default.nix
index e929ef98fbf..bbc781d6ab2 100644
--- a/pkgs/games/starsector/default.nix
+++ b/pkgs/games/starsector/default.nix
@@ -1,32 +1,27 @@
 { lib
-, alsa-lib
 , fetchzip
 , libXxf86vm
 , makeWrapper
+, openal
 , openjdk
 , stdenv
 , xorg
 , copyDesktopItems
 , makeDesktopItem
+, writeScript
 }:
 
 stdenv.mkDerivation rec {
   pname = "starsector";
-  version = "0.95.1a-RC5";
+  version = "0.95.1a-RC6";
 
   src = fetchzip {
     url = "https://s3.amazonaws.com/fractalsoftworks/starsector/starsector_linux-${version}.zip";
-    sha256 = "sha256-V8/WQPvPIrF3Tg7JVO+GfeYqWhkWWrnHSVcFXGQqDAA=";
+    sha256 = "sha256-+0zGJHM+SMonx3sytCQNQA/QBgzdPMEfQvOjrCDSOs8=";
   };
 
-  nativeBuildInputs = [
-    copyDesktopItems
-    makeWrapper
-  ];
-  buildInputs = with xorg; [
-    alsa-lib
-    libXxf86vm
-  ];
+  nativeBuildInputs = [ copyDesktopItems makeWrapper ];
+  buildInputs = [ xorg.libXxf86vm openal ];
 
   dontBuild = true;
 
@@ -47,7 +42,7 @@ stdenv.mkDerivation rec {
     runHook preInstall
 
     mkdir -p $out/bin
-    rm -r jre_linux # remove jre7
+    rm -r jre_linux # remove bundled jre7
     rm starfarer.api.zip
     cp -r ./* $out
 
@@ -66,10 +61,13 @@ stdenv.mkDerivation rec {
 
   # it tries to run everything with relative paths, which makes it CWD dependent
   # also point mod, screenshot, and save directory to $XDG_DATA_HOME
+  # additionally, add some GC options to improve performance of the game
   postPatch = ''
     substituteInPlace starsector.sh \
       --replace "./jre_linux/bin/java" "${openjdk}/bin/java" \
-      --replace "./native/linux" "$out/native/linux"
+      --replace "./native/linux" "$out/native/linux" \
+      --replace "=." "=\''${XDG_DATA_HOME:-\$HOME/.local/share}/starsector" \
+      --replace "-XX:+CompilerThreadHintNoPreempt" "-XX:+UnlockDiagnosticVMOptions -XX:-BytecodeVerificationRemote -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSConcurrentMTEnabled -XX:+DisableExplicitGC"
   '';
 
   meta = with lib; {
@@ -79,4 +77,12 @@ stdenv.mkDerivation rec {
     license = licenses.unfree;
     maintainers = with maintainers; [ bbigras ];
   };
+
+  passthru.updateScript = writeScript "starsector-update-script" ''
+    #!/usr/bin/env nix-shell
+    #!nix-shell -i bash -p curl gnugrep common-updater-scripts
+    set -eou pipefail;
+    version=$(curl -s https://fractalsoftworks.com/preorder/ | grep -oP "https://s3.amazonaws.com/fractalsoftworks/starsector/starsector_linux-\K.*?(?=\.zip)" | head -1)
+    update-source-version ${pname} "$version" --file=./pkgs/games/starsector/default.nix
+  '';
 }