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#!/usr/bin/env bash
# ==================================================
# KoolDots (2026)
# Project URL: https://github.com/LinuxBeginnings
# License: GNU GPLv3
# SPDX-License-Identifier: GPL-3.0-or-later
# ==================================================
# Start wallpaper daemon, preferring awww with swww fallback
SCRIPTSDIR="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/scripts"
# shellcheck source=/dev/null
. "$SCRIPTSDIR/WallpaperCmd.sh"
if command -v "$WWW_DAEMON" >/dev/null 2>&1 && command -v "$WWW_CMD" >/dev/null 2>&1 && ! pgrep -x "$WWW_DAEMON" >/dev/null 2>&1; then
"$WWW_DAEMON" "${WWW_DAEMON_ARGS[@]}" &
fi
# Give the daemon a moment to become ready
for _ in {1..50}; do
"$WWW_CMD" query >/dev/null 2>&1 && break
sleep 0.1
done
wallpaper_link="${XDG_CONFIG_HOME:-$HOME/.config}/rofi/.current_wallpaper"
wallpaper_current="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_current"
read_cached_wallpaper() {
local cache_file="$1"
[ -f "$cache_file" ] || return 1
awk 'NF && $0 !~ /^filter/ {print; exit}' "$cache_file"
}
get_monitors() {
if command -v jq >/dev/null 2>&1; then
hyprctl monitors -j | jq -r '.[].name'
else
hyprctl monitors | awk '/^Monitor/{print $2}'
fi
}
wait_for_monitors() {
local monitors=""
for _ in {1..120}; do
monitors="$(get_monitors 2>/dev/null | awk 'NF')"
if [ -n "$monitors" ]; then
printf '%s\n' "$monitors"
return 0
fi
sleep 0.1
done
return 1
}
default_wallpaper_path() {
local pictures_dir wall_dir
pictures_dir="$(xdg-user-dir PICTURES 2>/dev/null || echo "$HOME/Pictures")"
wall_dir="$pictures_dir/wallpapers"
[ -d "$wall_dir" ] || return 1
find -L "$wall_dir" -type f \( \
-iname "*.jpg" -o -iname "*.jpeg" -o -iname "*.png" -o -iname "*.bmp" -o \
-iname "*.gif" -o -iname "*.webp" -o -iname "*.tiff" \
\) -print | LC_ALL=C sort | awk 'NR == 1 {print; exit}'
}
apply_wallpaper_for_monitor() {
local monitor="$1"
local per_monitor_link="${XDG_CONFIG_HOME:-$HOME/.config}/rofi/.current_wallpaper_${monitor}"
local per_monitor_current="${XDG_CONFIG_HOME:-$HOME/.config}/hypr/wallpaper_effects/.wallpaper_current_${monitor}"
local wallpaper_path=""
# Prefer per-monitor symlink target if valid
if [ -L "$per_monitor_link" ]; then
local resolved
resolved="$(readlink -f "$per_monitor_link")"
if [ -n "$resolved" ] && [ -f "$resolved" ]; then
wallpaper_path="$resolved"
fi
fi
# Fall back to per-monitor files
if [ -z "$wallpaper_path" ] && [ -f "$per_monitor_link" ]; then
wallpaper_path="$per_monitor_link"
fi
if [ -z "$wallpaper_path" ] && [ -f "$per_monitor_current" ]; then
wallpaper_path="$per_monitor_current"
fi
# Fall back to global files
if [ -z "$wallpaper_path" ] && [ -L "$wallpaper_link" ]; then
local resolved_global
resolved_global="$(readlink -f "$wallpaper_link")"
if [ -n "$resolved_global" ] && [ -f "$resolved_global" ]; then
wallpaper_path="$resolved_global"
fi
fi
if [ -z "$wallpaper_path" ] && [ -f "$wallpaper_link" ]; then
wallpaper_path="$wallpaper_link"
fi
if [ -z "$wallpaper_path" ] && [ -f "$wallpaper_current" ]; then
wallpaper_path="$wallpaper_current"
fi
# Last resort: use per-monitor cache
if [ -z "$wallpaper_path" ]; then
local cache_file="$WWW_CACHE_DIR/$monitor"
local cache_fallback=""
if [ "$WWW_CACHE_DIR" = "$HOME/.cache/awww" ]; then
cache_fallback="$HOME/.cache/swww/$monitor"
else
cache_fallback="$HOME/.cache/awww/$monitor"
fi
wallpaper_path="$(read_cached_wallpaper "$cache_file")"
if [ -z "$wallpaper_path" ] && [ -n "$cache_fallback" ]; then
wallpaper_path="$(read_cached_wallpaper "$cache_fallback")"
fi
fi
# Final fallback: use the first available wallpaper from the wallpapers directory.
if [ -z "$wallpaper_path" ]; then
wallpaper_path="$(default_wallpaper_path 2>/dev/null || true)"
fi
if [ -n "$wallpaper_path" ] && [ -f "$wallpaper_path" ]; then
local resize_mode
resize_mode="$(wallpaper_resize_mode "$wallpaper_path" "$monitor")"
if ! "$WWW_CMD" img -o "$monitor" --resize "$resize_mode" "$wallpaper_path" >/dev/null 2>&1; then
sleep 0.3
"$WWW_CMD" img -o "$monitor" --resize "$resize_mode" "$wallpaper_path" >/dev/null 2>&1 &
fi
printf '%s\n' "$wallpaper_path"
return 0
fi
return 1
}
applied_wallpaper=""
while read -r monitor; do
[ -n "$monitor" ] || continue
applied_path="$(apply_wallpaper_for_monitor "$monitor" || true)"
if [ -z "$applied_wallpaper" ] && [ -n "$applied_path" ] && [ -f "$applied_path" ]; then
applied_wallpaper="$applied_path"
fi
done < <(wait_for_monitors || true)
"$SCRIPTSDIR/RofiFocusedWallpaperLink.sh" >/dev/null 2>&1 || true
waybar_colors="${XDG_CONFIG_HOME:-$HOME/.config}/waybar/wallust/colors-waybar.css"
if [ ! -s "$waybar_colors" ] && [ -n "$applied_wallpaper" ] && [ -x "$SCRIPTSDIR/WallustSwww.sh" ]; then
"$SCRIPTSDIR/WallustSwww.sh" "$applied_wallpaper" >/dev/null 2>&1 || true
fi
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