From a7ad2e37127ade10982095584de5c2e1dbb8d6e5 Mon Sep 17 00:00:00 2001
From: William Carroll <wpcarro@gmail.com>
Date: Tue, 10 Mar 2020 23:01:46 +0000
Subject: [PATCH] Support redshift

redshift is the f.lux of Linux; it filters blue light from your screen.
---
 configs/.config/nixpkgs/home.nix | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/configs/.config/nixpkgs/home.nix b/configs/.config/nixpkgs/home.nix
index 16afec258..2a54e6ea4 100644
--- a/configs/.config/nixpkgs/home.nix
+++ b/configs/.config/nixpkgs/home.nix
@@ -123,6 +123,17 @@
   # Services
   ##############################################################################
 
+  # Filter blue light from screen after sunset.
+  services.redshift = {
+    enable = true;
+    latitude = "51.49";
+    longitude = "-0.18";
+    # The redshift from <nixpkgs> isn't working on gLinux.
+    package = pkgs.writeShellScriptBin "redshift" ''
+      exec /usr/bin/redshift "$@"
+    '';
+  };
+
   services.lorri.enable = true;
 
   services.gpg-agent = {