#!/bin/sh

# This script does the following:
#	Run by itself, set the wallpaper (at X start).
#	If given a file, set that as the new wallpaper.
#	If given a directory, choose random file in it.
#	If wal is installed, also generates a colorscheme.

# Location of link to wallpaper link.
bgloc="${XDG_DATA_HOME:-$HOME/.local/share/}/bg"

trueloc="$(readlink -f "$1")" &&
case "$(file --mime-type -b "$trueloc")" in
    image/* ) ln -sf "$(readlink -f "$1")" "$bgloc" ;;
    inode/directory ) trueloc=$(find "$trueloc" -iregex '.*.\(jpg\|jpeg\|png\|gif\)' -type f | shuf -n 1) && ln -sf "$trueloc" "$bgloc" ;;
    *) notify-send "Error" "Not a valid image." ; exit 1;;
esac

[ -z "$trueloc" ] && trueloc="$(readlink -f "$bgloc")"

# If pywal is installed, use it.
# command -v wal >/dev/null 2>&1 &&
#     wal -i "$trueloc" -n -o "${XDG_CONFIG_HOME:-$HOME/.config}/wal/postrun" >/dev/null 2>&1 &&
#     dwmc xrdb

xwallpaper --no-randr --zoom "$bgloc"

parent_dir=$(dirname "$trueloc")
filename=$(basename "$trueloc")
filename_without_extension=${filename%.*}
split_dir="${parent_dir}_split"
left_image="${split_dir}/${filename_without_extension}_left.jpg"
right_image="${split_dir}/${filename_without_extension}_right.jpg"

# Check if left and right images exist
if [ -e "$left_image" ] && [ -e "$right_image" ]; then
    kwriteconfig5 --file "$HOME/.config/plasma-org.kde.plasma.desktop-appletsrc" \
        --group 'Containments' --group '127' --group 'Wallpaper' --group 'org.kde.image' \
        --group 'General' --key 'Image' "$left_image"

    kwriteconfig5 --file "$HOME/.config/plasma-org.kde.plasma.desktop-appletsrc" \
        --group 'Containments' --group '94' --group 'Wallpaper' --group 'org.kde.image' \
        --group 'General' --key 'Image' "$right_image"
fi