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way-displays: support stateful configuration file (#7138)

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This is good for when displays are not considered part of the home configuration and are instead considered ephemeral.
Great for laptops but I use it for my desktop as well.
This commit is contained in:
Shahar "Dawn" Or 2025-06-15 21:59:12 +07:00 • committed by GitHub
parent dceefa87dc
commit 04672588c6
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1 changed files with 23 additions and 10 deletions
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33
modules/services/way-displays.nix
View file

@ -1,4 +1,5 @@
{
options,
config,
lib,
pkgs,
@ -21,7 +22,10 @@ let
yaml = pkgs.formats.yaml { };
in
{
meta.maintainers = [ maintainers.jolars ];
meta.maintainers = [
maintainers.jolars
maintainers.mightyiam
];
options.services.way-displays = {
enable = mkEnableOption "way-displays";
@ -29,7 +33,7 @@ in
package = lib.mkPackageOption pkgs "way-displays" { };
settings = mkOption {
type = yaml.type;
type = types.nullOr yaml.type;
default = { };
example = literalExpression ''
{
@ -61,6 +65,9 @@ in
{file}`$XDG_CONFIG_HOME/way-displays/cfg.yml`. See
<https://github.com/alex-courtis/way-displays/wiki/Configuration> for a
description of available options.
When `null` a configuration file is not generated,
which allows way-displays to write its own configuration.
'';
};
@ -79,14 +86,20 @@ in
(lib.hm.assertions.assertPlatform "services.way-displays" pkgs lib.platforms.linux)
];
xdg.configFile."way-displays/cfg.yaml".source =
yaml.generate "way-displays-config.yaml"
(mergeSets [
{
CALLBACK_CMD = "${pkgs.libnotify}/bin/notify-send \"way-displays \${CALLBACK_LEVEL}\" \"\${CALLBACK_MSG}\"";
}
cfg.settings
]);
home.packages = [ cfg.package ];
wayland.windowManager = lib.mapAttrs (name: _: {
systemd.variables = [ "XDG_VTNR" ];
}) options.wayland.windowManager;
xdg.configFile."way-displays/cfg.yaml" = mkIf (cfg.settings != null) {
source = yaml.generate "way-displays-config.yaml" (mergeSets [
{
CALLBACK_CMD = "${pkgs.libnotify}/bin/notify-send \"way-displays \${CALLBACK_LEVEL}\" \"\${CALLBACK_MSG}\"";
}
cfg.settings
]);
};
systemd.user.services.way-displays = {
Unit = {