adding EndavourOS wallpaper properly for each detected display and all 4 workspaces

set-xcfe4-wallpaper.bash

#!/bin/bash

# Path to the configuration file
CONFIG_FILE="$HOME/.config/xfce4/xfconf/xfce-perchannel-xml/xfce4-desktop.xml"

# Path to the wallpaper image
IMAGE_PATH="/usr/share/endeavouros/backgrounds/endeavouros-wallpaper-dark.png"

# Get the list of connected monitors using xrandr
MONITORS=$(xrandr | grep ' connected' | awk '{print $1}')
echo "Detected monitors: $MONITORS"

# Initialize the new content for the configuration file
NEW_CONTENT=""
MONITOR_XML=""

# Read the original file into a variable
ORIGINAL_CONTENT=$(cat "$CONFIG_FILE")

# Debug: print the original content for verification
echo "Original content:"
echo "$ORIGINAL_CONTENT"

# Prepare the monitor XML sections
for MONITOR in $MONITORS; do
    MONITOR_NAME="monitor$MONITOR"
    MONITOR_XML+="\t\t<property name=\"$MONITOR_NAME\" type=\"empty\">
\t\t\t<property name=\"workspace0\" type=\"empty\">
\t\t\t\t<property name=\"last-image\" type=\"string\" value=\"$IMAGE_PATH\"/></property>
\t\t\t<property name=\"workspace1\" type=\"empty\">
\t\t\t\t<property name=\"last-image\" type=\"string\" value=\"$IMAGE_PATH\"/></property>
\t\t\t<property name=\"workspace2\" type=\"empty\">
\t\t\t\t<property name=\"last-image\" type=\"string\" value=\"$IMAGE_PATH\"/></property>
\t\t\t<property name=\"workspace3\" type=\"empty\">
\t\t\t\t<property name=\"last-image\" type=\"string\" value=\"$IMAGE_PATH\"/></property>
\t\t\t<property name=\"workspace4\" type=\"empty\">
\t\t\t\t<property name=\"last-image\" type=\"string\" value=\"$IMAGE_PATH\"/></property>
\t\t</property>\n"
done

# Insert the monitor XML sections into the original content before the specified part
NEW_CONTENT=$(echo "$ORIGINAL_CONTENT" | awk -v insert="$MONITOR_XML" '
    /<property name="monitor" type="empty">/ {
        print insert
        found=1
    }
    {print}
')

# Write the modified content back to the file
echo -e "$NEW_CONTENT" > "$CONFIG_FILE"

echo "Configuration updated for all monitors and workspaces."