pyrox.dev
1{ lib
2, pkgs
3, config
4, ...
5}:
6let
7 cfg = config.programs.regreet;
8 settingsFormat = pkgs.formats.toml { };
9in
10{
11 options.programs.regreet = {
12 enable = lib.mkEnableOption null // {
13 description = lib.mdDoc ''
14 Enable ReGreet, a clean and customizable greeter for greetd.
15
16 To use ReGreet, {option}`services.greetd` has to be enabled and
17 {option}`services.greetd.settings.default_session` should contain the
18 appropriate configuration to launch
19 {option}`config.programs.regreet.package`. For examples, see the
20 [ReGreet Readme](https://github.com/rharish101/ReGreet#set-as-default-session).
21
22 A minimal configuration that launches ReGreet in {command}`cage` is
23 enabled by this module by default.
24 '';
25 };
26
27 package = lib.mkPackageOptionMD pkgs [ "greetd" "regreet" ] { };
28
29 settings = lib.mkOption {
30 type = lib.types.either lib.types.path settingsFormat.type;
31 default = { };
32 description = lib.mdDoc ''
33 ReGreet configuration file. Refer
34 <https://github.com/rharish101/ReGreet/blob/main/regreet.sample.toml>
35 for options.
36 '';
37 };
38
39 extraCss = lib.mkOption {
40 type = lib.types.either lib.types.path lib.types.lines;
41 default = "";
42 description = lib.mdDoc ''
43 Extra CSS rules to apply on top of the GTK theme. Refer to
44 [GTK CSS Properties](https://docs.gtk.org/gtk4/css-properties.html) for
45 modifiable properties.
46 '';
47 };
48 };
49
50 config = lib.mkIf cfg.enable {
51 services.greetd = {
52 enable = lib.mkDefault true;
53 settings.default_session.command = lib.mkDefault "${pkgs.dbus}/bin/dbus-run-session ${lib.getExe pkgs.cage} -s -- ${lib.getExe cfg.package}";
54 };
55
56 environment.etc = {
57 "greetd/regreet.css" =
58 if lib.isPath cfg.extraCss
59 then {source = cfg.extraCss;}
60 else {text = cfg.extraCss;};
61
62 "greetd/regreet.toml".source =
63 if lib.isPath cfg.settings
64 then cfg.settings
65 else settingsFormat.generate "regreet.toml" cfg.settings;
66 };
67
68 systemd.tmpfiles.rules = let
69 user = config.services.greetd.settings.default_session.user;
70 in [
71 "d /var/log/regreet 0755 greeter ${user} - -"
72 "d /var/cache/regreet 0755 greeter ${user} - -"
73 ];
74 };
75}