#!/bin/sh
set -e

# Create user and group if they don't exist
if ! getent group mond >/dev/null; then
    addgroup --system mond
fi

if ! getent passwd mond >/dev/null; then
    adduser --system --ingroup mond --no-create-home \
        --home /var/lib/mond --shell /usr/sbin/nologin \
        --gecos "Mond Cryptocurrency Daemon" mond
fi

# Create log directory
mkdir -p /var/log/mond
chown mond:mond /var/log/mond
chmod 750 /var/log/mond

# Create data directory
mkdir -p /var/lib/mond
chown mond:mond /var/lib/mond
chmod 750 /var/lib/mond

# Set permissions on binary
chown root:mond /opt/mond/mond
chmod 755 /opt/mond/mond

# Reload systemd
if [ -d /run/systemd/system ]; then
    systemctl daemon-reload

    # Note: Service is NOT auto-enabled or auto-started
    # Users should manually enable the service:
    #   systemctl enable mond.service
    #   systemctl start mond.service
fi

echo ""
echo "✅ Mond installed successfully!"
echo ""
echo "📋 Service Information:"
echo ""
echo "  mond - Mond cryptocurrency network daemon"
echo ""
echo "To start the daemon:"
echo "  sudo systemctl enable mond.service"
echo "  sudo systemctl start mond.service"
echo ""
echo "Data directory:"
echo "  /var/lib/mond"
echo ""
echo "Log directory:"
echo "  /var/log/mond"
echo ""
echo "Binary location:"
echo "  /opt/mond/mond"
echo ""

exit 0