1 files changed, 88 insertions, 0 deletions
diff --git a/pkgs/games/gog/war-for-the-overworld.nix b/pkgs/games/gog/war-for-the-overworld.nix
new file mode 100644
index 00000000..8309fa12
--- /dev/null
+++ b/pkgs/games/gog/war-for-the-overworld.nix
@@ -0,0 +1,88 @@
+{ buildUnity, fetchGog, unzip, mono, monogamePatcher }:
+
+buildUnity {
+  name = "war-for-the-overworld";
+  fullName = "WFTOGame";
+  saveDir = "Subterranean Games/War For The Overworld";
+  version = "2.0.3f1";
+
+  src = fetchGog {
+    productId = 1964276929;
+    downloadName = "en3installer0";
+    sha256 = "07yj9clf3hmy7z67ck9sqf3gnrazx5rzifg91jas77z774vwdg8k";
+  };
+
+  unpackCmd = "${unzip}/bin/unzip -qq \"$curSrc\" 'data/noarch/game/*' || :";
+
+  nativeBuildInputs = [ mono monogamePatcher ];
+
+  # The game tries to write stuff to its dataPath and it's even more
+  # complicated than for most other games that try to write stuff into their
+  # dataPath because the paths overlap with the assets.
+  #
+  # I've reported this upstream at:
+  #
+  # https://brightrockgames.userecho.com/communities/1/topics/4720-xdg
+  #
+  # So let's patch a few stuff so that at least starting the game and
+  # loading/saving games will work.
+  buildPhase = ''
+    cat > nix-support.cs <<EOF
+    using UnityEngine;
+    using System.IO;
+
+    public class NixSupport {
+      public static string GetDataDir() {
+        var path = Path.Combine(Application.persistentDataPath, "GameData");
+        if (!Directory.Exists(path))
+          Directory.CreateDirectory(path);
+        return path;
+      }
+
+      public static string GetDataDir(string subpath) {
+        var path = Path.Combine(NixSupport.GetDataDir(), subpath);
+        if (!Directory.Exists(path))
+          Directory.CreateDirectory(path);
+        return path;
+      }
+
+      public static string GetFullPathMkParent(string path) {
+        var fullpath = Path.GetFullPath(path);
+        var dirname = Path.GetDirectoryName(fullpath);
+        if (!Directory.Exists(dirname))
+          Directory.CreateDirectory(dirname);
+        return fullpath;
+      }
+    }
+    EOF
+
+    mcs nix-support.cs -target:library -r:WFTOGame_Data/Managed/UnityEngine \
+      -out:WFTOGame_Data/Managed/NixSupport.dll
+
+    monogame-patcher replace-call \
+      -i WFTOGame_Data/Managed/Assembly-CSharp.dll \
+      'System.String UnityEngine.Application::get_dataPath()' \
+      'System.String UnityEngine.Application::get_persistentDataPath()' \
+      IniParser SaveMeta::UpdateMetaDataAndMinimap SaveMeta::GetMinimapPath \
+      SaveMeta::GetMinimapPath SaveMeta::GetMinimapAbsolutePath
+
+    monogame-patcher replace-call \
+      -i WFTOGame_Data/Managed/Assembly-CSharp.dll \
+      -a WFTOGame_Data/Managed/NixSupport.dll \
+      'System.String GameDataFolder::Get(System.String)' \
+      'System.String NixSupport::GetDataDir(System.String)' \
+      Serializer::MapSave DRMFree::FullPath DRMFree::OnEnable \
+      SaveStatAchievementLAN::FullPath SaveStatAchievementLAN::GetFolders
+
+    monogame-patcher replace-call \
+      -i WFTOGame_Data/Managed/Assembly-CSharp.dll \
+      -a WFTOGame_Data/Managed/NixSupport.dll \
+      'System.String System.IO.Path::GetFullPath(System.String)' \
+      'System.String NixSupport::GetFullPathMkParent(System.String)' \
+      SaveMeta::GetMinimapAbsolutePath
+
+    monogame-patcher fix-filestreams \
+      -i WFTOGame_Data/Managed/Assembly-CSharp-firstpass.dll \
+      UnityGTResourceHandler
+  '';
+}