chore(users): grfn -> aspen

Change-Id: I6c6847fac56f0a9a1a2209792e00a3aec5e672b9
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10809
Autosubmit: aspen <root@gws.fyi>
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI
Reviewed-by: lukegb <lukegb@tvl.fyi>

users/aspen/system/home/modules/games.nix

@@ -0,0 +1,61 @@
+{ config, lib, pkgs, ... }:
+
+with pkgs;
+with lib;
+
+let
+
+  df-orig = dwarf-fortress-packages.dwarf-fortress-original;
+
+  df-full = (dwarf-fortress-packages.dwarf-fortress-full.override {
+    theme = null;
+    enableIntro = false;
+    enableFPS = true;
+    enableDFHack = true;
+  });
+
+  init = runCommand "init.txt" { } ''
+    substitute "${df-orig}/data/init/init.txt" $out \
+      --replace "[INTRO:YES]" "[INTRO:NO]" \
+      --replace "[VOLUME:255]" "[VOLUME:0]" \
+      --replace "[FPS:NO]" "[FPS:YES]"
+  '';
+
+  d_init = runCommand "d_init.txt" { } ''
+    substitute "${df-orig}/data/init/d_init.txt" $out \
+      --replace "[AUTOSAVE:NONE]" "[AUTOSAVE:SEASONAL]" \
+      --replace "[AUTOSAVE_PAUSE:NO]" "[AUTOSAVE_PAUSE:YES]" \
+      --replace "[INITIAL_SAVE:NO]" "[INITIAL_SAVE:YES]" \
+      --replace "[EMBARK_WARNING_ALWAYS:NO]" "[EMBARK_WARNING_ALWAYS:YES]" \
+      --replace "[VARIED_GROUND_TILES:YES]" "[VARIED_GROUND_TILES:NO]" \
+      --replace "[SHOW_FLOW_AMOUNTS:NO]" "[SHOW_FLOW_AMOUNTS:YES]"
+  '';
+
+  df = runCommand "dwarf-fortress" { } ''
+    mkdir -p $out/bin
+    sed \
+      -e '4icp -f ${init} "$DF_DIR/data/init/init.txt"' \
+      -e '4icp -f ${d_init} "$DF_DIR/data/init/d_init.txt"' \
+      < "${df-full}/bin/dwarf-fortress" >"$out/bin/dwarf-fortress"
+
+    shopt -s extglob
+    ln -s ${df-full}/bin/!(dwarf-fortress) $out/bin
+
+    chmod +x $out/bin/dwarf-fortress
+  '';
+
+in
+mkMerge [
+  {
+    home.packages = [
+      crawl
+      xonotic
+    ];
+  }
+  (mkIf stdenv.isLinux {
+    home.packages = [
+      df
+      prismlauncher
+    ];
+  })
+]