116 lines
3.1 KiB
Nix
116 lines
3.1 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.darkman;
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yamlFormat = pkgs.formats.yaml { };
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scriptsOptionType = kind:
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mkOption {
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type = types.attrsOf (types.oneOf [ types.path types.lines ]);
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default = { };
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example = literalExpression ''
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{
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gtk-theme = '''
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''${pkgs.dconf}/bin/dconf write \
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/org/gnome/desktop/interface/color-scheme "'prefer-${kind}'"
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''';
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my-python-script = pkgs.writers.writePython3 "my-python-script" { } '''
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print('Do something!')
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''';
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}
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'';
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description = ''
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Scripts to run when switching to "${kind} mode".
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Multiline strings are interpreted as Bash shell scripts and a shebang is
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not required.
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'';
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};
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generateScripts = folder:
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mapAttrs' (k: v: {
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name = "${folder}/${k}";
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value = {
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source = if builtins.isPath v || isDerivation v then
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v
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else
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pkgs.writeShellScript (hm.strings.storeFileName k) v;
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};
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});
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in {
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meta.maintainers = [ maintainers.xlambein ];
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options.services.darkman = {
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enable = mkEnableOption ''
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darkman, a tool that automatically switches dark-mode on and off based on
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the time of the day'';
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package = mkPackageOption pkgs "darkman" { };
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settings = mkOption {
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type = types.submodule { freeformType = yamlFormat.type; };
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default = { };
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example = literalExpression ''
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{
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lat = 52.3;
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lng = 4.8;
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usegeoclue = true;
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}
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'';
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description = ''
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Settings for the {command}`darkman` command. See
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<https://darkman.whynothugo.nl/#CONFIGURATION> for details.
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'';
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};
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darkModeScripts = scriptsOptionType "dark";
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lightModeScripts = scriptsOptionType "light";
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};
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config = mkIf cfg.enable {
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assertions = [
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(hm.assertions.assertPlatform "services.darkman" pkgs platforms.linux)
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];
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home.packages = [ cfg.package ];
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xdg.configFile = {
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"darkman/config.yaml" = mkIf (cfg.settings != { }) {
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source = yamlFormat.generate "darkman-config.yaml" cfg.settings;
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};
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};
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xdg.dataFile = mkMerge [
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(mkIf (cfg.darkModeScripts != { })
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(generateScripts "dark-mode.d" cfg.darkModeScripts))
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(mkIf (cfg.lightModeScripts != { })
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(generateScripts "light-mode.d" cfg.lightModeScripts))
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];
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systemd.user.services.darkman = {
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Unit = {
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Description = "Darkman system service";
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Documentation = "man:darkman(1)";
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PartOf = [ "graphical-session.target" ];
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BindsTo = [ "graphical-session.target" ];
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X-Restart-Triggers = mkIf (cfg.settings != { })
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[ "${config.xdg.configFile."darkman/config.yaml".source}" ];
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};
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Service = {
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Type = "dbus";
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BusName = "nl.whynothugo.darkman";
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ExecStart = "${getExe cfg.package} run";
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Restart = "on-failure";
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TimeoutStopSec = 15;
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Slice = "background.slice";
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};
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Install.WantedBy = mkDefault [ "graphical-session.target" ];
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};
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};
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}
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