#!/usr/bin/env bash
#
# install-rift-repo.sh — Add The Rift APT repository to your system
#
# Usage:
#   curl -fsSL https://apt.rift.pw/install.sh | sudo bash
#   # or
#   wget -qO- https://apt.rift.pw/install.sh | sudo bash
#
set -euo pipefail

echo "=== The Rift — APT Repository Setup ==="
echo ""

# Check root
if [ "$(id -u)" -ne 0 ]; then
    echo "Error: This script must be run as root (or with sudo)" >&2
    exit 1
fi

# Check for Debian-based system
if [ ! -f /etc/debian_version ]; then
    echo "Error: This script only supports Debian-based systems" >&2
    exit 1
fi

# Install prerequisites
apt-get update -qq
apt-get install -y -qq curl gnupg >/dev/null

# Import GPG key
echo "→ Importing Rift GPG signing key..."
curl -fsSL https://apt.rift.pw/keys/rift-archive-keyring.gpg \
    | gpg --dearmor -o /usr/share/keyrings/rift-archive-keyring.gpg
chmod 644 /usr/share/keyrings/rift-archive-keyring.gpg

# Add repository
echo "→ Adding apt.rift.pw repository..."
cat > /etc/apt/sources.list.d/rift.list << 'EOF'
deb [signed-by=/usr/share/keyrings/rift-archive-keyring.gpg] https://apt.rift.pw/rift rift main
EOF

# Update
echo "→ Updating package lists..."
apt-get update -qq

echo ""
echo "=== Rift repository configured! ==="
echo ""
echo "Install the Rift node:"
echo "  sudo apt install rift-node"
echo ""
echo "Upgrade later with:"
echo "  sudo apt update && sudo apt upgrade rift-node"
echo ""