#!/bin/bash
# Install EliteDesk Stats Daemon as systemd service
# Run as root on each EliteDesk node

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
SERVICE_NAME="elitedesk-display"
INSTALL_DIR="/opt/elitedesk-display"

echo "Installing EliteDesk Stats Daemon..."

# Create install directory
mkdir -p "$INSTALL_DIR"

# Copy daemon script
cp "$SCRIPT_DIR/node_stats_daemon.py" "$INSTALL_DIR/"
chmod +x "$INSTALL_DIR/node_stats_daemon.py"

# Install Python dependencies
pip3 install pyserial --break-system-packages 2>/dev/null || pip3 install pyserial

# Create systemd service
cat > /etc/systemd/system/${SERVICE_NAME}.service << EOF
[Unit]
Description=EliteDesk Status Display Daemon
After=network.target

[Service]
Type=simple
ExecStart=/usr/bin/python3 ${INSTALL_DIR}/node_stats_daemon.py
Restart=always
RestartSec=5
User=root

[Install]
WantedBy=multi-user.target
EOF

# Reload and enable
systemctl daemon-reload
systemctl enable ${SERVICE_NAME}
systemctl start ${SERVICE_NAME}

echo "Done! Service status:"
systemctl status ${SERVICE_NAME} --no-pager