flake.nix

{
  description = "Development flake";

  inputs = {
    devenv-root = {
      url = "file+file:///dev/null";
      flake = false;
    };
    flake-parts.url = "github:hercules-ci/flake-parts";
    nixpkgs.url = "github:cachix/devenv-nixpkgs/rolling";
    devenv.url = "github:cachix/devenv";
    nix2container.url = "github:nlewo/nix2container";
    nix2container.inputs.nixpkgs.follows = "nixpkgs";
    mk-shell-bin.url = "github:rrbutani/nix-mk-shell-bin";
  };

  nixConfig = {
    extra-trusted-public-keys = "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw=";
    extra-substituters = "https://devenv.cachix.org";
  };

  outputs =
    inputs@{ flake-parts, devenv-root, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      imports = [ inputs.devenv.flakeModule ];
      systems = [
        "x86_64-linux"
        "i686-linux"
        "x86_64-darwin"
        "aarch64-linux"
        "aarch64-darwin"
      ];

      perSystem =
        { config, pkgs, ... }:
        {
          devenv.shells.default = {
            devenv.root =
              let
                devenvRootFileContent = builtins.readFile devenv-root.outPath;
              in
              pkgs.lib.mkIf (devenvRootFileContent != "") devenvRootFileContent;

            name = "frontend";

            imports = [
              # This is just like the imports in devenv.nix.
              # See https://devenv.sh/guides/using-with-flake-parts/#import-a-devenv-module
              # ./devenv-foo.nix
            ];

            packages = with pkgs; [
              prettierd
              tailwindcss-language-server
            ];

            processes = {
              dev.exec = "npm run dev";
            };

            scripts = {
              format.exec = "npm run format";
            };

            git-hooks.hooks = {
              shellcheck.enable = true;
              nixfmt-rfc-style.enable = true;
              prettier = {
                enable = true;
                excludes = [
                  "flake.lock"
                  "package-lock.json"
                  "README.md"
                ];
              };
            };

            languages = {
              typescript.enable = true;
              javascript = {
                enable = true;
                npm.enable = true;
                npm.install.enable = true;
              };
            };
          };

          formatter = pkgs.nixfmt-rfc-style;
        };
    };
}