feat(hyprland): add random wallpaper service

lib/default.nix

@@ -45,4 +45,6 @@ lib.makeExtensible (_: rec {
     lib.mapAttrs' mkModule modulesInDir;
 
   mapModules' = f: dir: lib.attrValues (mapModules f dir);
+
+  listModules = mapModules' (path: path);
 })

modules/config/bin/default.nix

@@ -9,7 +9,6 @@ let
   cfg = config.my.bin;
   cycleSinks = import ./cycleSinks.nix { inherit pkgs; };
   protonge = import ./protonge.nix { inherit pkgs; };
-  randomWallpaper = import ./randomWallpaper.nix { inherit pkgs; };
   share = import ./share.nix { inherit pkgs; };
   sxhkdHelp = import ./sxhkdHelp.nix { inherit pkgs; };
 in
@@ -17,10 +16,9 @@ in
   options.my.bin.enable = mkEnableOption "bin";
 
   config = mkIf cfg.enable {
-    environment.systemPackages = with pkgs; [
+    environment.systemPackages = [
       cycleSinks
       protonge
-      randomWallpaper
       share
       sxhkdHelp
     ];

modules/config/bin/randomWallpaper.nix

@@ -1,17 +0,0 @@
-{ pkgs }:
-pkgs.writeShellApplication {
-  name = "randomWallpaper";
-
-  runtimeInputs = with pkgs; [ findutils coreutils feh hyprland jq ];
-
-  text = ''
-    wallpaper="$(find ~/.config/wallpapers/ -type f,l | shuf -n 1)"
-    if [ -z ''${WAYLAND_DISPLAY+x} ]; then
-      feh --bg-fill "$wallpaper"
-    else
-      hyprctl hyprpaper preload "$wallpaper"
-      hyprctl monitors -j | jq '.[].name' | xargs -I{} hyprctl hyprpaper wallpaper '{}',"$wallpaper"
-      hyprctl hyprpaper unload all
-    fi
-  '';
-}

modules/config/default.nix

@@ -1,10 +1,5 @@
+{ lib, ... }:
+
 {
-  imports = [
+  imports = lib.my.listModules ./.;
-    ./bin
-    ./nix.nix
-    ./shell.nix
-    ./theming
-    ./wallpapers.nix
-    ./yubikey.nix
-  ];
 }

modules/profiles/base.nix

@@ -32,10 +32,6 @@ in
   time.timeZone = "Europe/Berlin";
 
   my = {
-    nix = {
-      gc.enable = true;
-      optimise.enable = true;
-    };
     bin.enable = true;
     shell = {
       abbreviations = {
@@ -63,6 +59,10 @@ in
       git.enable = true;
       gpg.enable = true;
       navi.enable = true;
+      nix = {
+        gc.enable = true;
+        optimise.enable = true;
+      };
       tmux.enable = true;
       tmux.keybinds = {
         prefix = {

modules/profiles/desktop.nix

@@ -29,6 +29,7 @@ with lib; {
       spotify.enable = mkDefault true;
       ssh.enable = mkDefault true;
       thunar.enable = mkDefault true;
+      wallpaper.enable = mkDefault true;
       zathura.enable = mkDefault true;
     };
     services = {

modules/programs/bspwm/default.nix

@@ -45,7 +45,7 @@ in
           focus_follows_pointer = true;
         };
         startupPrograms = [
-          "randomWallpaper"
+          "wallpaper -r"
         ];
         extraConfig = builtins.readFile ./bspwmrc;
       };

modules/programs/default.nix

@@ -1,33 +1,5 @@
+{ lib, ... }:
+
 {
-  imports = [
+  imports = lib.my.listModules ./.;
-    ./adb.nix
-    ./bspwm
-    ./chromium.nix
-    ./code.nix
-    ./direnv.nix
-    ./firefox.nix
-    ./fish.nix
-    ./git.nix
-    ./gnome.nix
-    ./gpg.nix
-    ./helix.nix
-    ./hub.nix
-    ./hyprland
-    ./kakoune.nix
-    ./kitty.nix
-    ./ledger
-    ./logseq.nix
-    ./miracast.nix
-    ./navi
-    ./nvim
-    ./python.nix
-    ./rofi
-    ./spotify.nix
-    ./ssh.nix
-    ./sway.nix
-    ./thunar.nix
-    ./tmux.nix
-    ./zathura.nix
-    ./zsh.nix
-  ];
 }

modules/programs/hyprland/config.nix

@@ -165,26 +165,26 @@ in
   bind = $mainMod , RETURN , exec , kitty
 
   # XF86 keys
-  bind = , XF86AudioLowerVolume  , exec , pamixer -d 5
+  binde = , XF86AudioLowerVolume  , exec , pamixer -d 5
-  bind = , XF86AudioRaiseVolume  , exec , pamixer -i 5
+  binde = , XF86AudioRaiseVolume  , exec , pamixer -i 5
   bind = , XF86AudioMute         , exec , pamixer -t
   bind = , XF86AudioNext         , exec , playerctl -p "spotifyd,firefox" next
   bind = , XF86AudioPlay         , exec , playerctl -p "spotifyd,firefox" play-pause
   bind = , XF86AudioPrev         , exec , playerctl -p "spotifyd,firefox" previous
-  bind = , XF86MonBrightnessDown , exec , brightnessctl s 10%-
+  binde = , XF86MonBrightnessDown , exec , brightnessctl s 10%-
-  bind = , XF86MonBrightnessUp   , exec , brightnessctl s 10%+
+  binde = , XF86MonBrightnessUp   , exec , brightnessctl s 10%+
 
   # Move focus with mainMod + hjkl
-  bind = $mainMod, H, movefocus, l
+  binde = $mainMod, H, movefocus, l
-  bind = $mainMod, L, movefocus, r
+  binde = $mainMod, L, movefocus, r
-  bind = $mainMod, K, movefocus, u
+  binde = $mainMod, K, movefocus, u
-  bind = $mainMod, J, movefocus, d
+  binde = $mainMod, J, movefocus, d
 
   # Change current active window size with mainMod + SHIFT + hjkl
-  bind = $mainMod SHIFT, H, resizeactive, -10 0
+  binde = $mainMod SHIFT, H, resizeactive, -10 0
-  bind = $mainMod SHIFT, J, resizeactive, 0 10
+  binde = $mainMod SHIFT, J, resizeactive, 0 10
-  bind = $mainMod SHIFT, K, resizeactive, 0 -10
+  binde = $mainMod SHIFT, K, resizeactive, 0 -10
-  bind = $mainMod SHIFT, L, resizeactive, 10 0
+  binde = $mainMod SHIFT, L, resizeactive, 10 0
 
   # Move current active window with mainMod + ALT + hjkl
   bind = $mainMod ALT, H, movewindow, l
@@ -223,6 +223,4 @@ in
   # Move/resize windows with mainMod + LMB/RMB and dragging
   bindm = $mainMod, mouse:272, movewindow
   bindm = $mainMod, mouse:273, resizewindow
-
-  exec-once=randomWallpaper
 ''

modules/programs/hyprland/default.nix

@@ -30,9 +30,12 @@ in
   config = mkIf cfg.enable {
     my = {
       programs = {
+        wallpaper.enable = true;
         kitty.enable = true;
         rofi.enable = true;
+
       };
+      wallpapers.enable = true;
       services.dunst.enable = true;
     };
 
@@ -142,33 +145,41 @@ in
         };
       in
       {
-        enable = true;
-        partOf = [ "graphical-session.target" ];
         wantedBy = [ "graphical-session.target" ];
-        after = [ "graphical-session.target" ];
         serviceConfig = {
+          ExecStartPre = "${pkgs.coreutils}/bin/sleep 0.5";
           ExecStart = "${pkgs.hyprpaper}/bin/hyprpaper -c ${config}";
-          RestartSec = "1s";
+          RestartSec = "500ms";
           Restart = "on-failure";
         };
       };
 
+    systemd.user.services.random-wallpaper = {
+      wantedBy = [ "graphical-session.target" ];
+      requires = [ "hyprpaper.service" ];
+      serviceConfig = {
+        ExecStartPre = "${pkgs.coreutils}/bin/sleep 0.5";
+        ExecStart = "${getExe config.my.programs.wallpaper.package} -r";
+        RestartSec = "500ms";
+        Restart = "on-failure";
+      };
+    };
+
     # only consider graphical-session.target started when hyprland-sesstion.target is reached
     systemd.user.targets.hyprland-session = {
+      partOf = [ "graphical-session.target" ];
       wantedBy = [ "graphical-session.target" ];
       before = [ "graphical-session.target" ];
     };
 
     systemd.user.services.xdg-desktop-portal-hyprland = {
-      after = [ "hyprland-session.target" ];
+      after = [ "hyrpland-session.target" ];
-      wantedBy = [ "hyprland-session.target" ];
+      requiredBy = [ "xdg-desktop-portal.service" ];
     };
 
-    home-manager.users.moritz.systemd.user.services.nextcloud-client = {
+    home-manager.users.moritz.systemd.user.services.nextcloud-client.Service = {
-      Service = {
+      RestartSec = "500ms";
-        RestartSec = "1s";
+      Restart = "on-failure";
-        Restart = "on-failure";
-      };
     };
 
     # add user packages for wayland and hyprland in particular
@@ -229,7 +240,7 @@ in
     security.rtkit.enable = true;
 
 
-    # dekstop portal (for screensharing)
+    # desktop portal (for screensharing)
     xdg.portal = {
       enable = true;
       wlr.enable = mkForce false;

modules/programs/nix.nix

@@ -6,10 +6,10 @@
 
 with lib;
 let
-  cfg = config.my.nix;
+  cfg = config.my.programs.nix;
 in
 {
-  options.my.nix = {
+  options.my.programs.nix = {
     gc = {
       enable = mkEnableOption "nix-gc";
       minimumFreedGB = mkOption {

modules/programs/sway.nix

@@ -71,7 +71,7 @@ in
               command = "systemctl --user restart waybar";
               always = true;
             }
-            { command = "randomWallpaper"; }
+            { command = "wallpaper -r"; }
           ];
         };
       };

modules/programs/wallpaper/default.nix

@@ -0,0 +1,30 @@
+{ lib, config, pkgs, ... }:
+
+
+with lib;
+let
+  cfg = config.my.programs.wallpaper;
+
+
+  script = pkgs.writeShellApplication {
+    name = "wallpaper";
+    runtimeInputs = with pkgs; [ findutils coreutils feh hyprland jq fzf viu ];
+    text = builtins.readFile ./wallpaper.sh;
+  };
+in
+{
+  options.my.programs.wallpaper = {
+    enable = mkEnableOption "wallpaper";
+    package = mkOption {
+      type = types.package;
+      default = script;
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages =
+      [
+        cfg.package
+      ];
+  };
+}

modules/programs/wallpaper/wallpaper.sh

@@ -0,0 +1,83 @@
+#!/usr/bin/env bash
+
+WALLPAPERS_PATH="$HOME/.config/wallpapers"
+WALLPAPERS=$(find "$WALLPAPERS_PATH" -type f,l)
+
+function help() {
+	echo "Usage:"
+  echo -e "  wallpaper [OPTIONS] [PATH]"
+	echo ""
+	echo "Options:"
+	echo -e "  -h, --help \n\t Show this help message and exit"
+	echo -e "  -r, --random \n\t Set a random wallpaper"
+	echo -e "  -s, --set <PATH> \n\t Set a wallpaper"
+}
+
+function randomWallpaper() {
+	find ~/.config/wallpapers/ -type f,l | shuf -n 1
+}
+
+function setWallpaper() {
+	case "${XDG_CURRENT_DESKTOP,,}" in
+	hyprland)
+		hyprctl hyprpaper preload "$1" &>/dev/null
+		hyprctl monitors -j | jq '.[].name' | xargs -I{} -P 0 hyprctl hyprpaper wallpaper '{}',"$1" &>/dev/null
+		hyprctl hyprpaper unload all &>/dev/null
+		;;
+	*)
+		feh --bg-fill "$1" &>/dev/null
+		;;
+	esac
+}
+
+# Parse arguments
+# https://stackoverflow.com/a/14203146
+POSITIONAL=()
+while [[ $# -gt 0 ]]; do
+	key="$1"
+
+	case $key in
+	-h | --help)
+		help
+		exit 0
+		;;
+	-r | --random)
+		WALLPAPER=$(randomWallpaper)
+		shift # past argument
+		;;
+	-s | --set)
+		WALLPAPER="$2"
+		shift # past argument
+		shift # past value
+		;;
+	*)
+		POSITIONAL+=("$1") # save it in an array for later
+		shift              # past argument
+		;;
+	esac
+done
+
+set -- "${POSITIONAL[@]}" # restore positional arguments
+
+if [[ $# -gt 1 ]]; then
+  help
+  exit 1
+fi
+
+if [[ $# -eq 1 ]]; then
+  WALLPAPER="$1"
+fi
+
+if [[ -z ${WALLPAPER+x} ]]; then
+	WALLPAPER=$(echo "$WALLPAPERS" | fzf --preview="viu -sb -h 30 {}" --preview-window=right:70%:wrap)
+fi
+
+WALLPAPER=$(realpath "$WALLPAPER")
+
+if [[ ! -e "$WALLPAPER" ]]; then
+	echo "File not found: $WALLPAPER"
+	exit 1
+fi
+
+echo "Setting wallpaper: '$WALLPAPER'"
+setWallpaper "$WALLPAPER"

modules/services/default.nix

@@ -1,13 +1,5 @@
+{ lib, ... }:
+
 {
-  imports = [
+  imports = lib.my.listModules ./.;
-    ./dunst.nix
-    ./gammastep.nix
-    ./kdeconnect.nix
-    ./mullvad.nix
-    ./openconnect.nix
-    ./picom.nix
-    ./printing.nix
-    ./synology-drive.nix
-    ./wireguard.nix
-  ];
 }

modules/virtualisation/default.nix

@@ -1,6 +1,5 @@
+{ lib, ... }:
+
 {
-  imports = [
+  imports = lib.my.listModules ./.;
-    ./podman.nix
-    ./virtualisation.nix
-  ];
 }

overlays/default.nix

@@ -1,4 +1,4 @@
-{ inputs, lib }:
+{ lib, ... }@args:
 
 lib.composeManyExtensions
-  (lib.my.mapModules' (file: import file { inherit inputs lib; }) ./.)
+  (lib.my.mapModules' (file: import file args) ./.)