dotfiles/modules/programs/emacs.nix

{ config
, lib
, pkgs
, inputs
, ...
}:

with lib;
let
  cfg = config.my.programs.emacs;
  myEmacs = with pkgs; ((emacsPackagesFor emacs).emacsWithPackages
    (epkgs: [ epkgs.vterm ]));
in
{
  options.my.programs.emacs = {
    enable = mkOption {
      default = false;
      type = types.bool;
      example = true;
    };
  };
  config = mkIf cfg.enable {
    my.shell.aliases = {
      emacs = "emacsclient -t -a 'emacs -t'";
    };
    fonts.fonts = [ pkgs.emacs-all-the-icons-fonts ];
    environment.systemPackages = with pkgs; [
      ### Emacs itself
      binutils # native-comp needs 'as', provided by this
      myEmacs

      ### Doom dependencies
      git
      (ripgrep.override { withPCRE2 = true; })
      gnutls # for TLS connectivity

      ### Optional dependencies
      fd # faster projectile indexing
      imagemagick # for image-dired
      zstd # for undo-fu-session/undo-tree compression

      ### Module dependencies
      ## :checkers
      # spell
      (hunspellWithDicts [
        hunspellDicts.en_GB-ize
        hunspellDicts.en_US
        hunspellDicts.de_DE
      ])

      # grammar
      languagetool

      ## : tools
      # lookup & org +roam
      sqlite
      gcc # HACK to get emacsqlite binary
      wordnet
      graphviz

      ## :lang
      # latex & org (latex previews)
      stable.texlive.combined.scheme-full # HACK to fix broken perl package
      texlab

      # nix
      nixfmt # for formating nix
      rnix-lsp

      # markdown & org +pandoc
      pandoc

      # python
      nodePackages.pyright

      # sh
      nodePackages.bash-language-server

      ## :email
      # mu4e
      mu
      isync

      ## :app
      # everywhere
      xdotool
      xorg.xwininfo
      xclip
      xorg.xprop
    ];
    home-manager.users.moritz = {
      home.sessionPath = [ "/home/moritz/.config/emacs/bin/" ];
      services.emacs = {
        enable = true;
        package = myEmacs;
      };
    };
  };
}