nixos-config/modules/applications/emacs/default.nix

{ pkgs, config, lib, inputs, ... }:
let
  emacs = pkgs.emacsPgtk;
  crdt = (pkgs.emacsPackagesNgFor emacs).trivialBuild {
    pname = "crdt";
    version = "0.0.0";
    phases = [ "buildPhase" "installPhase" ];
    buildPhase = ''
      cp ${inputs.crdt}/*.el .
    '';
  };
in {
  # secrets-envsubst.emacs = {
  # owner = "balsoft:users";
  # directory = "emacs";
  # };

  persist.state.homeFiles =
    [ ".config/emacs/custom" ".config/emacs/eshell/history" ];

  home-manager.users.balsoft = {
    programs.emacs = {
      enable = true;
      package = emacs;
      extraPackages = epkgs:
        with epkgs; [
          use-package
          nix-mode
          haskell-mode
          exec-path-from-shell
          counsel
          projectile
          which-key
          markdown-mode
          frames-only-mode
          company
          rainbow-delimiters
          diff-hl
          mode-line-bell
          hasklig-mode
          flycheck
          flycheck-pkg-config
          auto-indent-mode
          company-ghci
          expand-region
          ivy
          smex
          quickrun
          counsel-tramp
          ix
          magit
          xah-fly-keys
          arduino-mode
          elixir-mode
          company-box
          ws-butler
          yaml-mode
          gitlab-ci-mode
          gitlab-ci-mode-flycheck
          gitlab
          undo-tree
          rust-mode
          edit-indirect
          idris-mode
          lsp-mode
          envrc
          lsp-haskell
          treemacs
          lsp-treemacs
          treemacs-projectile
          dap-mode
          forge
          crdt
          base16-theme
        ];
    };

    home.packages = [ pkgs.clang ];

    services.emacs.enable = true;

    systemd.user.services.emacs.Service.Environment =
      "PATH=/run/current-system/sw/bin:/etc/profiles/per-user/balsoft/bin";

    xdg.configFile."emacs/init.el".source = pkgs.substituteAll ({
      src = ./init.el;
      font = with config.themes.fonts; "${mono.family} ${toString mono.size}";
    } // pkgs.my-lib.thmHash);
  };
}