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| """ | |
| MCP (Model Context Protocol) service for web search fallback. | |
| """ | |
| import asyncio | |
| import structlog | |
| from typing import Dict, Any, Optional | |
| import json | |
| logger = structlog.get_logger() | |
| class MCPService: | |
| """Service for MCP web search integration.""" | |
| def __init__(self): | |
| """Initialize MCP service.""" | |
| self.mcp_server_path = "pranavms13/web-search-mcp" | |
| self.initialized = False | |
| logger.info("MCP service initialized") | |
| async def search_web(self, question: str) -> Dict[str, Any]: | |
| """ | |
| Search the web for math-related information using MCP. | |
| Args: | |
| question: The math question to search for | |
| Returns: | |
| Dictionary containing web search results | |
| """ | |
| try: | |
| logger.info("Starting web search via MCP", question_length=len(question)) | |
| # TODO: Implement actual MCP integration | |
| # For now, return a placeholder response | |
| # Simulate web search delay | |
| await asyncio.sleep(0.5) | |
| # Mock response based on question type | |
| if any(keyword in question.lower() for keyword in ['derivative', 'integral', 'calculus']): | |
| answer = f"Based on web search: This appears to be a calculus problem. {question} involves applying standard calculus techniques. Consider using the fundamental theorem of calculus or integration by parts." | |
| elif any(keyword in question.lower() for keyword in ['algebra', 'equation', 'solve']): | |
| answer = f"Based on web search: This is an algebraic problem. {question} can be solved using algebraic manipulation and equation solving techniques." | |
| elif any(keyword in question.lower() for keyword in ['geometry', 'triangle', 'circle']): | |
| answer = f"Based on web search: This is a geometry problem. {question} involves geometric principles and may require knowledge of shapes, areas, or angles." | |
| else: | |
| answer = f"Based on web search: {question} is a mathematical problem that may require breaking down into smaller steps and applying relevant mathematical concepts." | |
| result = { | |
| "answer": answer, | |
| "source": "web_search", | |
| "confidence": 0.7, | |
| "search_query": question, | |
| "results_count": 1 | |
| } | |
| logger.info("Web search completed via MCP", | |
| answer_length=len(answer), | |
| confidence=result["confidence"]) | |
| return result | |
| except Exception as e: | |
| logger.error("Web search via MCP failed", error=str(e)) | |
| raise Exception(f"MCP web search failed: {str(e)}") | |
| async def initialize_mcp_connection(self): | |
| """Initialize connection to MCP server.""" | |
| try: | |
| # TODO: Implement actual MCP server connection | |
| # This would involve: | |
| # 1. Spawning the MCP server process | |
| # 2. Establishing JSON-RPC communication | |
| # 3. Calling available tools like web_search | |
| self.initialized = True | |
| logger.info("MCP connection initialized successfully") | |
| except Exception as e: | |
| logger.error("Failed to initialize MCP connection", error=str(e)) | |
| raise | |
| def is_available(self) -> bool: | |
| """Check if MCP service is available.""" | |
| return self.initialized | |