From ffc294575cb59585c3bfb6b85fa45fb69cdf1d41 Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Tue, 30 Jan 2018 19:05:10 +0100
Subject: init ftb

---
 krebs/5pkgs/simple/ftb/default.nix | 51 ++++++++++++++++++++++++++++++++++++++
 lass/2configs/games.nix            |  4 +++
 2 files changed, 55 insertions(+)
 create mode 100644 krebs/5pkgs/simple/ftb/default.nix

diff --git a/krebs/5pkgs/simple/ftb/default.nix b/krebs/5pkgs/simple/ftb/default.nix
new file mode 100644
index 000000000..199c12b44
--- /dev/null
+++ b/krebs/5pkgs/simple/ftb/default.nix
@@ -0,0 +1,51 @@
+{ stdenv, fetchurl, makeDesktopItem
+, jre, libX11, libXext, libXcursor, libXrandr, libXxf86vm
+, openjdk
+, mesa, openal
+, useAlsa ? false, alsaOss ? null }:
+with stdenv.lib;
+
+assert useAlsa -> alsaOss != null;
+
+let
+  desktopItem = makeDesktopItem {
+    name = "minecraft";
+    exec = "minecraft";
+    icon = "minecraft";
+    comment = "A sandbox-building game";
+    desktopName = "Minecraft";
+    genericName = "minecraft";
+    categories = "Game;";
+  };
+
+in stdenv.mkDerivation {
+  name = "ftb";
+
+  src = fetchurl {
+    url = "http://ftb.cursecdn.com/FTB2/launcher/FTB_Launcher.jar";
+    sha256 = "10ga4jgyfsj5dy4rj2rla0fpnfpnxv8r3bmxpqpwn7fsry4il79v";
+  };
+
+  phases = "installPhase";
+
+  installPhase = ''
+    set -x
+    mkdir -pv $out/bin
+    cp -v $src $out/ftb.jar
+
+    cat > $out/bin/ftb << EOF
+    #!${stdenv.shell}
+
+    export LD_LIBRARY_PATH=\$LD_LIBRARY_PATH:${makeLibraryPath [ libX11 libXext libXcursor libXrandr libXxf86vm mesa openal ]}
+    ${if useAlsa then "${alsaOss}/bin/aoss" else "" } \
+      ${jre}/bin/java -jar $out/ftb.jar
+    EOF
+
+    chmod +x $out/bin/ftb
+
+    mkdir -p $out/share/applications
+    ln -s ${desktopItem}/share/applications/* $out/share/applications/
+
+    ${openjdk}/bin/jar xf $out/ftb.jar favicon.png
+  '';
+}
diff --git a/lass/2configs/games.nix b/lass/2configs/games.nix
index 6cea271c1..50362cda4 100644
--- a/lass/2configs/games.nix
+++ b/lass/2configs/games.nix
@@ -73,6 +73,10 @@ in {
       extraGroups = [ "audio" "video" "input" "loot" ];
       createHome = true;
       useDefaultShell = true;
+      packages = with pkgs; [
+        ftb
+        minecraft
+      ];
     };
   };
 
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