prerm

#!/bin/sh
set -e

TARGET_FILE="/usr/share/pve-manager/js/pvemanagerlib.js"
BACKUP_FILE="$TARGET_FILE.dpkg-backup"

# This script doesn't attempt to reverse the patch automatically
# as it could lead to unintended consequences if the patched file
# has been modified further. Instead, we'll just notify the user.

case "$1" in
    remove|upgrade|deconfigure)
        if [ -f "$BACKUP_FILE" ]; then
            echo "Restoring original pvemanagerlib.js from backup"
            cp -a "$BACKUP_FILE" "$TARGET_FILE"
            rm -f "$BACKUP_FILE"
            
            # Restart the pveproxy service
            if systemctl is-active pveproxy >/dev/null 2>&1; then
                systemctl restart pveproxy
            fi
        else
            echo "Note: No backup file found. The patch will remain applied."
            echo "You may need to reinstall pve-manager to restore the original file"
        fi
        ;;
esac

exit 0