#!/bin/bash

# Start LangMem MCP Server
# This script starts the MCP server for Claude Code integration

echo "🚀 Starting LangMem MCP Server..."

# Check if virtual environment exists
if [ ! -d "venv" ]; then
    echo "📦 Creating virtual environment..."
    python3 -m venv venv
fi

# Activate virtual environment
echo "🔄 Activating virtual environment..."
source venv/bin/activate

# Install MCP requirements
echo "📥 Installing MCP requirements..."
pip install -r src/mcp/requirements.txt

# Check if LangMem API is running
echo "🔍 Checking LangMem API health..."
if curl -s -f http://localhost:8765/health > /dev/null; then
    echo "✅ LangMem API is healthy"
else
    echo "❌ LangMem API is not running!"
    echo "💡 Start the LangMem API first: ./start-dev.sh"
    exit 1
fi

# Set environment variables
export LANGMEM_API_URL="http://localhost:8765"
export LANGMEM_API_KEY="langmem_api_key_2025"

# Start MCP server
echo "🏃 Starting MCP server..."
echo "🔗 Connect from Claude Code using:"
echo "   Server command: python /home/klas/langmem-project/src/mcp/server.py"
echo "   Working directory: /home/klas/langmem-project"
echo ""
echo "📖 Available tools:"
echo "   - store_memory: Store memories with AI relationship extraction"
echo "   - search_memories: Search memories with hybrid vector + graph search"
echo "   - retrieve_memories: Retrieve relevant memories for conversation context"
echo "   - get_user_memories: Get all memories for a specific user"
echo "   - delete_memory: Delete a specific memory"
echo "   - health_check: Check LangMem system health"
echo ""
echo "🌐 Available resources:"
echo "   - langmem://memories: Memory storage resource"
echo "   - langmem://search: Search capabilities resource"
echo "   - langmem://relationships: AI relationships resource"
echo "   - langmem://health: System health resource"
echo ""
echo "Press Ctrl+C to stop the server..."
echo ""

python src/mcp/server.py