"""
RAG System MCP Server Entry Point

Refactored modular structure with:
- config.py: Environment variables and constants
- clients/: Pinecone and Vertex AI clients
- tools/: MCP tool implementations
- utils/: Validation and logging
"""
from fastmcp import FastMCP
from config import FASTMCP_HOST, FASTMCP_PORT
from utils import setup_logging
from tools import (
    rag_save,
    rag_retrieve,
    rag_update,
    rag_delete,
    rag_link,
    rag_unlink,
    rag_related,
    rag_graph,
    rag_stats
)

# Setup logging
setup_logging()

# Initialize FastMCP server
mcp = FastMCP("RAG")

# Register tools
mcp.tool()(rag_save)
mcp.tool()(rag_retrieve)
mcp.tool()(rag_update)
mcp.tool()(rag_delete)
mcp.tool()(rag_link)
mcp.tool()(rag_unlink)
mcp.tool()(rag_related)
mcp.tool()(rag_graph)
mcp.tool()(rag_stats)

if __name__ == "__main__":
    mcp.run(transport="http", host=FASTMCP_HOST, port=FASTMCP_PORT)