52 lines
1.3 KiB
Nix
52 lines
1.3 KiB
Nix
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{ config, pkgs, ... }:
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with pkgs.lib;
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let
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cfg = config.services.redshift;
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in {
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options = {
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services.redshift.enable = mkOption {
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type = types.bool;
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default = false;
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example = true;
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description = "Enable Redshift to change your screen's colour temperature depending on the time of day";
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};
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services.redshift.latitude = mkOption {
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description = "Your current latitude";
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type = types.string;
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};
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services.redshift.longitude = mkOption {
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description = "Your current longitude";
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type = types.string;
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};
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services.redshift.temperature = {
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day = mkOption {
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description = "Colour temperature to use during day time";
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default = 5500;
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type = types.int;
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};
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night = mkOption {
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description = "Colour temperature to use during night time";
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default = 3700;
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type = types.int;
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};
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};
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};
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config = mkIf cfg.enable {
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systemd.services.redshift = {
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description = "Redshift colour temperature adjuster";
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requires = [ "display-manager.service" ];
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script = ''
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${pkgs.redshift}/bin/redshift \
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-l ${cfg.latitude}:${cfg.longitude} \
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-t ${toString cfg.temperature.day}:${toString cfg.temperature.night}
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'';
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environment = { DISPLAY = ":0"; };
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};
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};
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}
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