#!/bin/bash
# NextNVR — Clean Removal Script
# Removes all traces for a greenfield redeployment.
# Usage: ./remove.sh

SERVICE_NAME="nextnvr"
DEPLOY_DIR="/opt/nextnvr"

echo "=== NextNVR Clean Removal ==="
echo ""

# Stop service.
echo "Stopping service..."
if systemctl is-active --quiet "${SERVICE_NAME}" 2>/dev/null; then
    sudo systemctl stop "${SERVICE_NAME}" 2>/dev/null || true
    sleep 2
fi

# Kill remaining processes by PID (targeted).
for proc in "/opt/nextnvr/nextnvr" "go2rtc"; do
    for pid in $(pgrep -f "${proc}" 2>/dev/null || true); do
        sudo kill "${pid}" 2>/dev/null || true
    done
done
sleep 1

# Remove systemd service.
sudo systemctl disable "${SERVICE_NAME}" 2>/dev/null || true
if [ -f "/etc/systemd/system/${SERVICE_NAME}.service" ]; then
    sudo rm -f "/etc/systemd/system/${SERVICE_NAME}.service"
    sudo systemctl daemon-reload
    echo "Service file removed."
fi

# Remove deployment directory.
if [ -d "${DEPLOY_DIR}" ]; then
    sudo rm -rf "${DEPLOY_DIR}"
    echo "Removed ${DEPLOY_DIR}"
fi

echo ""
echo "NextNVR removed. Recordings at /mnt/recordings are untouched."
echo "Run ./deploy_nvr.sh for a fresh install."