mingw-sword-build/flake.nix

# github.com/brianmcgee has lots of great ideas for going above and beyond for this
{
  description = "Greg's homepage";
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";
    flake-root.url = "github:srid/flake-root";
    hooks.url = "github:cachix/git-hooks.nix";
  };

  outputs =
    { flake-parts, ... }@inputs:
    flake-parts.lib.mkFlake { inherit inputs; } {
      imports = [ inputs.flake-root.flakeModule ];
      flake = {
        # Universal things
        overlays.default = _final: _prev: { };
      };
      systems = [
        "x86_64-linux"
        "aarch64-linux"
        "aarch64-darwin"
      ];
      perSystem =
        { pkgs, self', ... }@inputs':
        let
        in
        {
          _module.args.pkgs = import inputs.nixpkgs {
            inherit (inputs') system;
            overlays = [ ];
          };
          devShells.default = pkgs.mkShell {
            # These will just be available
            packages = with pkgs; [ pre-commit ];

            buildInputs = self'.checks.pre-commit.enabledPackages;

            inherit (self'.checks.pre-commit) shellHook;
          };

          checks = {
            pre-commit = inputs.hooks.lib.${inputs'.system}.run {
              src = ./.;
              hooks = {
                check-added-large-files.enable = true;
                check-case-conflicts.enable = true;
                check-merge-conflicts.enable = true;
                check-symlinks.enable = true;
                deadnix.enable = true;
                end-of-file-fixer.enable = true;
                fix-byte-order-marker.enable = true;
                mixed-line-endings.enable = true;
                nixfmt-rfc-style.enable = true;
                trim-trailing-whitespace.enable = true;
              };
            };
          };

          # This is not special, this is just flakes
          packages =
            let
              win = pkgs.pkgsCross.mingwW64;
            in
            {
              default = pkgs.stdenv.mkDerivation {
                name = "mingw-sword";
                phases = [ "installPhase" ];
                installPhase = ''
                  mkdir -p $out
                  pushd ${win.sword}
                  ${pkgs.gnutar}/bin/tar cvhaf $out/sword.tar.xz .
                '';
              };
            };
        };
    };
}