Cabal; non-Nix support

flake.nix

@@ -2,70 +2,63 @@
   inputs = {
     nixpkgs.url = "nixpkgs/nixpkgs-unstable";
   };
-  outputs = {nixpkgs, ...}: let
+  outputs = {
+    nixpkgs,
+    self,
+    ...
+  }: let
+    versionString = "0.3.0";
+    package = {
+      mkDerivation,
+      base,
+      bytestring,
+      GLFW-b,
+      lens,
+      lib,
+      linear,
+      OpenGL,
+    }:
+      mkDerivation {
+        pname = "hs-game";
+        version = versionString;
+        src = ./.;
+        isLibrary = false;
+        isExecutable = true;
+        executableHaskellDepends = [
+          base
+          bytestring
+          GLFW-b
+          lens
+          linear
+          OpenGL
+        ];
+        homepage = "https://git.mtgmonkey.net/Andromeda/hs-game";
+        license = lib.licenses.bsd3;
+        mainProgram = "hs-game";
+      };
     system = "x86_64-linux";
     pkgs = nixpkgs.legacyPackages.${system};
-    debugGhcOptions = pkgs.lib.concatStringsSep " " (debugGhcFlags ++ commonGhcFlags);
-    debugGhcFlags = [
-      "-O0"
-      "-Wall"
-      "-Widentities"
-      "-Wincomplete-record-updates"
-      "-Wincomplete-uni-patterns"
-      # "-Wmissing-export-lists"
-      "-Wmissing-home-modules"
-      "-Wpartial-fields"
-      "-Wredundant-constraints"
-      "-threaded"
-      "-rtsopts"
-      "-with-rtsopts=-N"
-      "-main-is Game"
-    ];
-    haddockOptions = pkgs.lib.concatStringsSep " " haddockFlags;
-    haddockFlags = [
-      "--html"
-      "--odir docs"
-      "--optghc=-i./src"
-      "src/Game.hs"
-    ];
-    releaseGhcOptions = pkgs.lib.concatStringsSep " " (releaseGhcFlags ++ commonGhcFlags);
-    releaseGhcFlags = [
-      "-O2"
-      "-threaded"
-      "-rtsopts"
-      "-with-rtsopts=-N"
-      "-main-is Game"
-    ];
-    noHaddockOptions = "";
-    commonGhcFlags = [
-      "-i./src"
-    ];
-    ghcPackages = p: [
-      p.GLFW-b
-      p.linear
-      p.OpenGL
-    ];
   in {
     packages.${system} = {
-      debug = pkgs.callPackage ./package.nix {
-        ghcOptions = debugGhcOptions;
-        haddockOptions = noHaddockOptions;
-        inherit ghcPackages;
-      };
-      release = pkgs.callPackage ./package.nix {
-        ghcOptions = releaseGhcOptions;
-        haddockOptions = noHaddockOptions;
-        inherit ghcPackages;
-      };
-      docs = pkgs.callPackage ./package.nix {
-        ghcOptions = "--version";
-        inherit haddockOptions;
-        inherit ghcPackages;
-      };
-      default = pkgs.callPackage ./package.nix {
-        ghcOptions = releaseGhcOptions;
-        inherit haddockOptions;
-        inherit ghcPackages;
+      default =
+        pkgs.haskellPackages.callPackage package {};
+    };
+    devShells.${system} = {
+      default = pkgs.mkShell {
+        packages = [
+          pkgs.cabal-install
+          pkgs.libGL
+          pkgs.xorg.libX11
+          pkgs.xorg.libXi
+          pkgs.xorg.libXrandr
+          pkgs.xorg.libXxf86vm
+          pkgs.xorg.libXcursor
+          pkgs.xorg.libXinerama
+          pkgs.libGLU
+        ];
+        inputsFrom = [
+          self.packages.${system}.default
+        ];
       };
     };
   };