System/home-manager/common/programs/emacs.nix

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

{
  config = lib.mkMerge [
    (lib.mkIf config.nathan.programs.emacs.enable (let
      myAspell = pkgs.aspellWithDicts (d: [ d.en d.en-science d.en-computers ]);
    in {
      # Dependencies of my emacs environment
      home.packages = with pkgs; [
        # For markdown rendering
        python39Packages.grip
        # For graph generation
        graphviz
        sqlite
        plantuml
        # For latex editing
        texlive.combined.scheme-medium
        # For notifications
        libnotify
        # For spelling
        myAspell
        # For nix
        rnix-lsp
        manix
        nix-doc
        nixfmt
        # For email
        inputs.nixpkgs-unstable.legacyPackages.${pkgs.system}.mu
        # Desktop file for org-protocol
        (makeDesktopItem {
          name = "org-protocol";
          exec = "emacsclient %u";
          comment = "Org protocol";
          desktopName = "org-protocol";
          type = "Application";
          mimeTypes = [ "x-scheme-handler/org-protocol" ];
        })
        # For format output
        # wkhtmltopdf
      ];
      programs.emacs = {
        enable = true;
        package = config.nathan.programs.emacs.package;
        extraPackages = epkgs: [
          inputs.nixpkgs-unstable.legacyPackages.${pkgs.system}.mu
          epkgs.vterm
          epkgs.pdf-tools
          epkgs.emacsql
          epkgs.emacsql-sqlite
        ];
      };
      # Set emacs as the editor
      home.sessionVariables = {
        EDITOR = "emacsclient -c";
        VISUAL = "emacsclient -c";
        ALTERNATE_EDITOR = "";
      };
    }))
    (lib.mkIf (config.nathan.programs.emacs.enable && pkgs.stdenv.isLinux) {
      home.packages = with pkgs;
        [
          # For flash cards
          anki
        ];
    })
  ];
}