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#!/bin/bash
# Cycles through the background images available
THEMES_PATH="$HOME/.config/hyprtheme/"
THEME_BACKGROUNDS_PATH="$THEMES_PATH/current/backgrounds/"
CURRENT_BACKGROUND_LINK="$THEMES_PATH/current/background"
mapfile -d '' -t BACKGROUNDS < <(find -L "$THEME_BACKGROUNDS_PATH" -maxdepth 1 -type f -print0 2>/dev/null | sort -z)
TOTAL=${#BACKGROUNDS[@]}
if [[ $TOTAL -eq 0 ]]; then
notify-send "No background was found for theme" -t 2000
pkill -x swaybg
setsid uwsm-app -- swaybg --color '#000000' >/dev/null 2>&1 &
else
# Get current background from symlink
if [[ -L "$CURRENT_BACKGROUND_LINK" ]]; then
CURRENT_BACKGROUND=$(readlink "$CURRENT_BACKGROUND_LINK")
else
# Default to first background if no symlink exists
CURRENT_BACKGROUND=""
fi
# Find current background index
INDEX=-1
for i in "${!BACKGROUNDS[@]}"; do
if [[ "${BACKGROUNDS[$i]}" == "$CURRENT_BACKGROUND" ]]; then
INDEX=$i
break
fi
done
# Get next background (wrap around)
if [[ $INDEX -eq -1 ]]; then
# Use the first background when no match was found
NEW_BACKGROUND="${BACKGROUNDS[0]}"
else
NEXT_INDEX=$(((INDEX + 1) % TOTAL))
NEW_BACKGROUND="${BACKGROUNDS[$NEXT_INDEX]}"
fi
# Set new background symlink
ln -nsf "$NEW_BACKGROUND" "$CURRENT_BACKGROUND_LINK"
# Relaunch swaybg
pkill -x swaybg
setsid uwsm-app -- swaybg -i "$CURRENT_BACKGROUND_LINK" -m fill >/dev/null 2>&1 &
fi
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