#!/bin/bash
# Install Oxigraph Server for GLAM Frontend
# https://github.com/oxigraph/oxigraph

set -e

echo "🔧 Installing Oxigraph Server..."

# Detect OS and architecture
OS=$(uname -s | tr '[:upper:]' '[:lower:]')
ARCH=$(uname -m)

# Map architecture names
case "$ARCH" in
  x86_64)
    ARCH_NAME="x86_64"
    ;;
  arm64|aarch64)
    ARCH_NAME="aarch64"
    ;;
  *)
    echo "❌ Unsupported architecture: $ARCH"
    exit 1
    ;;
esac

# Map OS names
case "$OS" in
  darwin)
    OS_NAME="apple"
    ;;
  linux)
    OS_NAME="linux_gnu"
    ;;
  *)
    echo "❌ Unsupported OS: $OS"
    exit 1
    ;;
esac

# Oxigraph version (latest)
VERSION="0.5.2"
BINARY_NAME="oxigraph_v${VERSION}_${ARCH_NAME}_${OS_NAME}"
DOWNLOAD_URL="https://github.com/oxigraph/oxigraph/releases/download/v${VERSION}/${BINARY_NAME}"

echo "📦 Downloading Oxigraph v${VERSION} for ${ARCH_NAME}_${OS_NAME}..."
echo "URL: ${DOWNLOAD_URL}"

# Create bin directory if it doesn't exist
mkdir -p "$HOME/.local/bin"

# Download binary
if ! curl -L -o "$HOME/.local/bin/oxigraph_server" "$DOWNLOAD_URL"; then
  echo "❌ Download failed. URL may be incorrect."
  echo "Please check available releases at: https://github.com/oxigraph/oxigraph/releases"
  exit 1
fi

# Make executable
chmod +x "$HOME/.local/bin/oxigraph_server"

# Verify installation
if "$HOME/.local/bin/oxigraph_server" --version; then
  echo "✅ Oxigraph Server installed successfully!"
  echo "📍 Location: $HOME/.local/bin/oxigraph_server"
  echo ""
  echo "🔍 Add to PATH (if not already):"
  echo "   export PATH=\"\$HOME/.local/bin:\$PATH\""
  echo ""
  echo "🚀 Start server with:"
  echo "   ./scripts/start-oxigraph.sh"
else
  echo "❌ Installation verification failed"
  exit 1
fi