2021-08-03 21:46:29 +00:00
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{ pkgs, config, ... }:
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2019-11-29 16:52:50 +00:00
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let
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2021-08-03 21:46:29 +00:00
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modeFile = "${config.home.homeDirectory}/.mode";
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2021-07-06 11:04:16 +00:00
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wallPapers = "${config.home.homeDirectory}/media/images/wallpapers";
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2021-05-18 14:33:28 +00:00
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randomWallpaper = pkgs.writeHaskellScript
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{
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name = "random-wallpaper";
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imports = [ "System.Random" ];
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bins = [ pkgs.coreutils pkgs.glib ];
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} ''
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2020-01-19 17:42:41 +00:00
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main = do
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2021-07-05 15:45:47 +00:00
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mode <- cat "${modeFile}" |> captureTrim
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2021-07-06 11:04:16 +00:00
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(lines . decodeUtf8 -> files) <- ls ([i|${wallPapers}/#{mode}|] :: String) |> captureTrim
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2020-01-19 17:42:41 +00:00
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((files Unsafe.!!) -> file) <- getStdRandom $ randomR (0, length files - 1)
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2020-05-16 11:19:05 +00:00
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(decodeUtf8 -> current) <- gsettings "get" "org.gnome.desktop.background" "picture-uri" |> captureTrim
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2021-07-06 11:04:16 +00:00
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let new = [i|file:///${wallPapers}/#{mode}/#{file}|] :: String
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2020-05-20 07:35:05 +00:00
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when (new /= current) $ do
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2020-05-16 11:19:05 +00:00
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gsettings "set" "org.gnome.desktop.background" "picture-uri" new
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2020-05-19 22:19:41 +00:00
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gsettings "set" "org.gnome.desktop.screensaver" "picture-uri" new
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2019-11-29 16:52:50 +00:00
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'';
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2021-05-18 14:33:28 +00:00
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in
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{
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2020-05-05 23:40:57 +00:00
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home.packages = [ randomWallpaper ];
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2019-11-29 16:52:50 +00:00
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systemd.user = {
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services.random-wallpaper = {
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Unit = { Description = "Random Wallpaper"; };
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2019-12-09 15:40:58 +00:00
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Service = {
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ExecStart = "${randomWallpaper}/bin/random-wallpaper";
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2020-01-19 16:40:02 +00:00
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Type = "oneshot";
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2019-12-09 15:40:58 +00:00
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};
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2020-01-19 16:40:02 +00:00
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};
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timers.random-wallpaper = {
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2021-07-10 10:20:58 +00:00
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Timer = { OnCalendar = "*:00/30:00"; OnActiveSec = 1; };
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2020-01-19 16:40:02 +00:00
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Install = { WantedBy = [ "timers.target" ]; };
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2019-11-29 16:52:50 +00:00
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};
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};
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}
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