#!/usr/bin/env bash
#
# uninstall.sh — reverse install.sh. Removes the FlyCapture2 core libraries,
# the CLI tools, the udev rule and the example source. Leaves the '$GROUP'
# group, the GRUB USBFS setting and the apt dependencies in place (harmless,
# and other things may rely on them); comments below show how to undo those.
#
set -euo pipefail

UDEV_RULES="/etc/udev/rules.d/40-flir.rules"

[ "$(id -u)" -eq 0 ] || { echo "Run as root: sudo ./uninstall.sh" >&2; exit 1; }

echo "==> Removing FlyCapture2 packages"
dpkg -r libflycapture-c2-dev libflycapture-c2 libflycapture2-dev libflycapture2 2>/dev/null || true

echo "==> Removing CLI tools, viewer and example source"
rm -f /usr/local/bin/FlyCapture2Test /usr/local/bin/FlyCapture2Test_C /usr/local/bin/fc2view
rm -rf /usr/src/flycapture

echo "==> Removing udev rule"
rm -f "$UDEV_RULES"
udevadm control --reload-rules && udevadm trigger

cat <<'EOF'

Done. Not removed (undo manually if you want to):
  * group 'flirimaging'          ->  sudo groupdelete flirimaging
  * USBFS kernel arg             ->  edit /etc/default/grub, remove
                                     'usbcore.usbfs_memory_mb=1000', then
                                     sudo update-grub
EOF