add swww wallpaper cycling on unlock

config/sway/config

@@ -17,7 +17,8 @@ exec "foot --server"
 exec lxqt-policykit-agent
 exec mako
 
-output * bg ~/.config/sway/nixgirl.png fill
+exec swww-daemon
+exec sh -c 'sleep 1 && ~/.config/sway/wallpaper.sh'
 
 input type:keyboard {
   xkb_layout "se"
@@ -100,7 +101,7 @@ bindsym $mod+Shift+s exec 'grim -l 0 -g "$(slurp)" - | wl-copy'
 bindsym $mod+Alt+s exec 'mkdir -p ~/Pictures/Screenshots && grim -l 0 -g "$(slurp)" - | satty --filename - --output-filename ~/Pictures/Screenshots/$(date +"%Y-%m-%d_%H-%M-%S").png'
 
 exec swayidle -w \
-    timeout 300 'swaylock -f -c 0a0a0a' \
+    timeout 300 'swaylock -f -c 0a0a0a && ~/.config/sway/wallpaper.sh' \
     timeout 600 'swaymsg "output * dpms off"; wpctl set-mute @DEFAULT_AUDIO_SINK@ 1' \
     resume 'swaymsg "output * dpms on"; wpctl set-mute @DEFAULT_AUDIO_SINK@ 0' \
-    before-sleep 'swaylock -f -c 0a0a0a'
+    before-sleep 'swaylock -f -c 0a0a0a && ~/.config/sway/wallpaper.sh'

config/sway/wallpaper.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+WALLPAPER=$(find "$HOME/.config/sway/wallpapers" -maxdepth 1 -type f \( -name "*.png" -o -name "*.jpg" -o -name "*.jpeg" \) | shuf -n 1)
+swww img "$WALLPAPER" --transition-type random --transition-duration 2 --transition-fps 60

home.nix

@@ -239,6 +239,10 @@
     source = config.lib.file.mkOutOfStoreSymlink "/home/ulve/nixos-dotfiles/config/nvim";
   };
   xdg.configFile."sway".source = ./config/sway;
+  home.file.".config/sway/wallpaper.sh" = {
+    source = ./config/sway/wallpaper.sh;
+    executable = true;
+  };
   xdg.configFile."waybar".source = ./config/waybar;
   xdg.configFile."foot".source = ./config/foot;
 
@@ -281,6 +285,7 @@
     swaylock                     # lock screen
     swayidle                     # idle management (dims/locks/sleeps)
     brightnessctl                # screen brightness control
+    swww                         # wallpaper daemon with transitions
     waybar                       # status bar with left/center/right sections
     lxqt.lxqt-policykit          # polkit authentication agent