{
  description = "the";

  inputs = {
    nixpkgs.url = github:nixos/nixpkgs/release-22.05;
    rust-overlay.url = github:oxalica/rust-overlay;
    utils.url = github:numtide/flake-utils;
    crane.url = github:ipetkov/crane;
    crane.inputs.nixpkgs.follows = "nixpkgs";
  };

  outputs = { self, nixpkgs, utils, rust-overlay, crane }:
    utils.lib.eachDefaultSystem
      (system:
        let
          overlays =[ rust-overlay.overlays.default ];

          pkgs = import nixpkgs {
            inherit system overlays;
          };

          tomlInfo = craneLib.crateNameFromCargoToml { cargoToml = ./Cargo.toml; };

          toolchain = pkgs.rust-bin.fromRustupToolchainFile ./rust-toolchain;

          craneLib = (crane.mkLib pkgs).overrideToolchain toolchain;
          
          nativeDeps = with pkgs; [
            pkg-config
            lld
            cmake
          ];

          deps = with pkgs; [
            openssl
            fontconfig
          ];

          libPath = with pkgs; with xorg; lib.makeLibraryPath [
            libX11
            libXcursor
            libXrandr
            libXi
            vulkan-loader
          ];
          
          commonArgs = {
            inherit (tomlInfo) pname version;
            src = craneLib.cleanCargoSource ./.;
            buildInputs = deps;
            nativeBuildInputs = nativeDeps;
          };

          cargoArtifacts = craneLib.buildDepsOnly commonArgs;
        in
          rec {
            devShell = pkgs.mkShell rec {
              buildInputs = [
                toolchain
                pkgs.rust-analyzer
                pkgs.wasm-pack
              ]
              ++ deps;
              nativeBuildInputs = nativeDeps;

              LD_LIBRARY_PATH = "${libPath}";
            };
            
            packages = rec {
              bhaang = craneLib.buildPackage (commonArgs // {
                inherit cargoArtifacts;
              });
              default = bhaang;
              patched = default.overrideAttrs (_: {
                fixupPhase = ''
                  patchelf \
                    --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
                    --set-rpath "${libPath}" $out/bin/bhaang
                '';
              }); 
            };
            defaultPackage = packages.default;
          }
      );
}