nix-configs/modules/helix.nix

{ config, lib, ... }:

let cfg = config.jade.helix;
in with lib; {
  options.jade.helix = {
    enable = mkEnableOption "Enable helix";
  };
  config = mkIf cfg.enable {
    home-manager.users.jade = { pkgs, ... }: {
      home = {
        sessionVariables.EDITOR = "hx";
        packages = [ 
          pkgs.nil 
          pkgs.haskell-language-server
          pkgs.nodePackages_latest.vscode-html-languageserver-bin 
          pkgs.nodePackages_latest.vscode-json-languageserver-bin 
          pkgs.nodePackages_latest.vscode-css-languageserver-bin
          pkgs.nodePackages_latest.bash-language-server
        ];
      };
      programs.helix = {
        enable = true;
        settings = {
          theme = "gruvbox";
          editor = {
            line-number = "relative";
            lsp.display-messages = true;
          };
          keys.normal = {
            space."=" = ":fmt";
          };
        };
        languages = {
          language = [
            {
              name = "rust";
            }
            {
              name = "php";
              file-types = [ "php" ];
              language-server = {
                command = "psalm";
                args = ["--language-server"];
              };
            }
          ];
        };
      };
    };
  };
}