80 lines
2.5 KiB
Nix
80 lines
2.5 KiB
Nix
{ pkgs }:
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pkgs.writeShellApplication {
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name = "change-wallpaper";
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runtimeInputs = with pkgs; [ dunst rofi swww ];
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text = ''
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shopt -s nullglob
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WALLPAPER_PATH="$HOME/.local/share/wallpapers"
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WALLPAPERS=("$WALLPAPER_PATH"/*)
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if [ ! -f "$WALLPAPER_PATH/.current_path" ]; then
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# Current wallpaper file does not exist, create it
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echo "''${WALLPAPERS[0]}" > "$WALLPAPER_PATH/.current_path"
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fi
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CURRENT_WALLPAPER=$(cat "$WALLPAPER_PATH/.current_path")
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CURRENT_WP_INDEX=-1
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# Get the current wallpaper's index
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for index in "''${!WALLPAPERS[@]}"; do
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if [ "''${WALLPAPERS[$index]}" = "$CURRENT_WALLPAPER" ]; then
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CURRENT_WP_INDEX=$index
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fi
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done
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if [ "$CURRENT_WP_INDEX" -eq -1 ]; then
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CURRENT_WP_INDEX=0
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fi
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if [ "$1" = "previous" ]; then
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WALLPAPER="''${WALLPAPERS[$CURRENT_WP_INDEX - 1]}"
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TRANSITION_ANGLE=300
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elif [ "$1" = "next" ]; then
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NEXT_INDEX=$((CURRENT_WP_INDEX + 1))
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if [ "$NEXT_INDEX" = "''${#WALLPAPERS[@]}" ]; then
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NEXT_INDEX=0
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fi
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WALLPAPER=''${WALLPAPERS[$NEXT_INDEX]}
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TRANSITION_ANGLE=120
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elif [ "$1" = "open-menu" ]; then
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INPUT=""
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for index in "''${!WALLPAPERS[@]}"; do
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if [ "$index" = "$CURRENT_WP_INDEX" ]; then
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continue
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fi
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_WALLPAPER=''${WALLPAPERS[$index]}
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_WALLPAPER_NAME=$(basename "$_WALLPAPER")
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INPUT+="$_WALLPAPER_NAME\0icon\x1f$_WALLPAPER"
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if [ ! $((index + 1)) -eq ''${#WALLPAPERS[@]} ]; then
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INPUT+=$'\n'
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fi
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done
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if ! WALLPAPER=$(echo -en "$INPUT" | rofi -dmenu -mesg "Cambiar fondo de pantalla" -p "" -i -theme ~/.config/rofi/wallpaper_selector.rasi); then
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exit 1
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fi
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WALLPAPER="$WALLPAPER_PATH/$WALLPAPER"
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TRANSITION_ANGLE=270
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else
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echo "Unknown first argument: $1"
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exit 1
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fi
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if [ -z "$WALLPAPER" ]; then
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exit 1
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fi
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WALLPAPER_NAME=$(basename "$WALLPAPER")
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echo "Setting wallpaper to $WALLPAPER"
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echo "$WALLPAPER" > "$WALLPAPER_PATH/.current_path"
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ln -sf "$WALLPAPER" "$WALLPAPER_PATH/.current_image"
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swww img\
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--transition-type wipe\
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--transition-angle $TRANSITION_ANGLE\
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--transition-step 90\
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--transition-duration 1\
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--transition-fps 165\
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"$WALLPAPER"
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dunstify -i "$WALLPAPER" -t 2800 "Cambiando fondo de pantalla" "Cambiando a $WALLPAPER_NAME"
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'';
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}
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