#!/usr/bin/env bash

# Check if running as root
if [ "$(id -u)" -ne 0 ]; then
  echo "This script must be run as root (or with sudo)"
  exit 1
fi

# Make sure the script is running on a Debian-based system
if ! [ -f "/etc/debian_version" ]; then
  echo "Error: This script is only supported on Debian-based systems."
  exit 1
fi

# Check if node exists
if ! command -v node &> /dev/null; then
  echo "Node.js is required but not installed"
  echo "To install Node.js, visit: https://deb.nodesource.com/"
  exit 1
fi

# Cleanup old sources
rm -f /usr/share/keyrings/apt.medplum.com.asc || true
rm -f /etc/apt/sources.list.d/apt.medplum.com.list || true

# Download GPG key
if ! wget -O /usr/share/keyrings/apt.medplum.com.asc https://apt.medplum.com/apt.medplum.com.asc; then
  echo "Failed to download Medplum signing key"
  exit 1
fi

# Set permissions
if ! chmod 644 /usr/share/keyrings/apt.medplum.com.asc; then
  echo "Failed to set correct permissions on /usr/share/keyrings/apt.medplum.com.asc"
  exit 1
fi

# Add sources
if ! echo "deb [signed-by=/usr/share/keyrings/apt.medplum.com.asc] https://apt.medplum.com/debian stable main" | tee /etc/apt/sources.list.d/apt.medplum.com.list > /dev/null; then
  echo "Failed to add Medplum repository to sources list"
  exit 1
fi

echo "Medplum repository has been configured successfully."
echo ""
echo "To install Medplum, run:"
echo "  sudo apt-get update"
echo "  sudo apt-get install medplum"