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fe94c75 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 | """
MCP Client for Restaurant Intelligence Agent
This client connects to the MCP server and calls tools via HTTP.
This is the TRUE MCP integration - agent uses this to call tools.
"""
import requests
from typing import Dict, Any, List, Optional
import os
class MCPClient:
"""
Client for calling MCP tools on the server.
Usage:
client = MCPClient("https://your-mcp-server.modal.run")
result = client.call_tool("query_reviews", {
"restaurant_name": "Miku",
"question": "How is the sushi?"
})
"""
def __init__(self, server_url: Optional[str] = None):
"""
Initialize MCP client.
Args:
server_url: URL of the MCP server
"""
self.server_url = server_url or os.getenv(
"MCP_SERVER_URL",
"https://tushar-pingle--restaurant-intelligence-mcp-server.modal.run"
)
self.timeout = 60
def call_tool(self, tool_name: str, arguments: Dict[str, Any] = None) -> Dict[str, Any]:
"""
Call an MCP tool on the server.
Args:
tool_name: Name of the tool to call
arguments: Tool arguments
Returns:
Tool result
"""
arguments = arguments or {}
try:
response = requests.post(
f"{self.server_url}/mcp/call",
json={
"tool_name": tool_name,
"arguments": arguments
},
timeout=self.timeout
)
if response.status_code != 200:
return {
"success": False,
"error": f"MCP call failed: {response.status_code} - {response.text}"
}
return response.json()
except requests.exceptions.Timeout:
return {"success": False, "error": "MCP call timed out"}
except requests.exceptions.ConnectionError:
return {"success": False, "error": "Could not connect to MCP server"}
except Exception as e:
return {"success": False, "error": str(e)}
def list_tools(self) -> List[Dict[str, str]]:
"""Get list of available MCP tools."""
result = self.call_tool("list_tools")
if result.get("success"):
return result.get("result", {}).get("tools", [])
return []
def health_check(self) -> bool:
"""Check if MCP server is healthy."""
try:
response = requests.get(f"{self.server_url}/health", timeout=10)
return response.status_code == 200
except:
return False
# ========================================================================
# Convenience methods for specific tools
# ========================================================================
def index_reviews(self, restaurant_name: str, reviews: List[str]) -> Dict[str, Any]:
"""Index reviews for RAG Q&A."""
return self.call_tool("index_reviews", {
"restaurant_name": restaurant_name,
"reviews": reviews
})
def query_reviews(
self,
restaurant_name: str,
question: str,
top_k: int = 5
) -> Dict[str, Any]:
"""Query reviews using RAG."""
return self.call_tool("query_reviews", {
"restaurant_name": restaurant_name,
"question": question,
"top_k": top_k
})
def save_report(
self,
restaurant_name: str,
report_data: Dict[str, Any],
report_type: str = "analysis"
) -> Dict[str, Any]:
"""Save analysis report."""
return self.call_tool("save_report", {
"restaurant_name": restaurant_name,
"report_data": report_data,
"report_type": report_type
})
def get_report(self, report_id: str) -> Dict[str, Any]:
"""Retrieve saved report."""
return self.call_tool("get_report", {"report_id": report_id})
# Global client instance
_mcp_client: Optional[MCPClient] = None
def get_mcp_client() -> MCPClient:
"""Get or create global MCP client."""
global _mcp_client
if _mcp_client is None:
_mcp_client = MCPClient()
return _mcp_client
# ============================================================================
# Direct functions that use MCP client (for backward compatibility)
# ============================================================================
def index_reviews_mcp(restaurant_name: str, reviews: List[str]) -> str:
"""Index reviews via MCP."""
client = get_mcp_client()
result = client.index_reviews(restaurant_name, reviews)
if result.get("success"):
return result.get("result", {}).get("message", "Indexed successfully")
return f"Error: {result.get('error')}"
def query_reviews_mcp(restaurant_name: str, question: str, top_k: int = 5) -> Dict[str, Any]:
"""Query reviews via MCP."""
client = get_mcp_client()
result = client.query_reviews(restaurant_name, question, top_k)
if result.get("success"):
return result.get("result", {})
return {"error": result.get("error")}
def save_report_mcp(
restaurant_name: str,
report_data: Dict[str, Any],
report_type: str = "analysis"
) -> str:
"""Save report via MCP."""
client = get_mcp_client()
result = client.save_report(restaurant_name, report_data, report_type)
if result.get("success"):
return result.get("result", {}).get("report_id", "saved")
return f"Error: {result.get('error')}"
# ============================================================================
# Test
# ============================================================================
if __name__ == "__main__":
print("Testing MCP Client...")
client = MCPClient()
# Health check
print(f"\n1. Health check: {client.health_check()}")
# List tools
print(f"\n2. Available tools: {client.list_tools()}")
# Test index reviews
print("\n3. Testing index_reviews...")
result = client.index_reviews("Test Restaurant", ["Great food!", "Loved the sushi"])
print(f" Result: {result}")
# Test query reviews
print("\n4. Testing query_reviews...")
result = client.query_reviews("Test Restaurant", "How was the food?")
print(f" Result: {result}") |