112 lines
3.8 KiB
Nix
112 lines
3.8 KiB
Nix
# https://nixos.org/manual/nixos/stable/index.html#sec-writing-modules
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# This is a function with arguments
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{ config, lib, pkgs, ... }:
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# We add stuff from lib to our namespace (mkOption...)
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with lib;
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let
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# This is the current state of the option that this module defines
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# We use it to determine if the config should be changed below
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cfg = config.modules.emacs;
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in {
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imports = [ ];
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# Options is a vector of options this module defines
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# This module defines only the "emacs" option and suboptions "enable" and "doom"
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options.modules.emacs = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = "Enable the GNU Emacs editor";
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};
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useDoom = mkOption {
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type = types.bool;
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default = false;
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description = "Use the Doom Emacs framework";
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};
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autosync = mkOption {
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type = types.bool;
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default = false;
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description = "Sync Doom Emacs on nixos-rebuild";
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};
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};
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# Config is the merged set of all module configurations
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# Here we define what happens to the config if the module is active (but only if the module is active)
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# Since this module is for HomeManager, config is not the system config
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config = mkIf cfg.enable {
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# What home packages should be enabled
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home.packages = with pkgs; [
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((emacsPackagesFor emacsPgtkNativeComp).emacsWithPackages
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(epkgs: [ epkgs.vterm ]))
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# binutils # conflicts with gcc
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zstd
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(ripgrep.override { withPCRE2 = true; })
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fd
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# libgccjit
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sqlite
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inkscape
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graphviz
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gnuplot
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pandoc
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nixfmt
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shellcheck
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maim
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# TODO: Use LaTeX module instead
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texlive.combined.scheme-medium
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emacs-all-the-icons-fonts
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bashInteractive # For keychain
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# Treemacs needs python + syntax coloring in org/latex needs pygments
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(python310.withPackages (ppkgs:
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[
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ppkgs.pygments
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])) # withPackages expects a function that gets all the packages as argument and returns a list with the packages we want
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];
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home.sessionPath = mkIf cfg.useDoom [ "/home/${config.home.username}/.emacs.d/bin" ];
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# Note: Don't do it this way as the config becomes immutable
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# We tell HomeManager where the config files belong
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# home.file.".config/doom" = {
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# # With onChange you even could rebuild doom emacs when rebuilding HomeManager but I don't want this to become too slow
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# recursive = true; # is a directory
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# source = ../../config/doom;
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# };
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# If doom is enabled we want to clone the framework
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# The activation script is being run when home-manager rebuilds
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home.activation = mkIf cfg.useDoom {
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# Because we write to the filesystem, this script has to be run after HomeManager's writeBoundary
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installDoomEmacs = hm.dag.entryAfter [ "writeBoundary" ] ''
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if [ ! -d "${config.home.homeDirectory}/.emacs.d" ]; then
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git clone --depth=1 --single-branch "https://github.com/doomemacs/doomemacs" "${config.home.homeDirectory}/.emacs.d"
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fi
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'';
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# TODO: Put node after installDoomEmacs node
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# With this approach we keep the config mutable as it is not copied and linked from store
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linkDoomConfig = hm.dag.entryAfter [ "writeBoundary" ] ''
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if [ ! -L "${config.home.homeDirectory}/.config/doom" ]; then
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ln -sf ${config.home.homeDirectory}/NixFlake/config/doom ${config.home.homeDirectory}/.config/doom
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fi
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'';
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};
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home.activation = mkIf cfg.autosync {
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# TODO: assert that doom is enabled and put node after linkDoomConfig node
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# No idea what happens on the first install, don't know if install or sync happens first
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syncDoomEmacs = hm.dag.entryAfter [ "writeBoundary" ] ''
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${home.homeDirectory}/.emacs.d/bin/doom sync
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'';
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};
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};
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}
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