Lunch Roulette MCP Server

A Model Context Protocol (MCP) server for managing lunch restaurant choices and picking random restaurants. This server helps you decide where to eat lunch by maintaining a list of restaurants and tracking visit statistics.

Features

Available Tools

1. GetRestaurants - List all available restaurants
2. AddRestaurant - Add a new restaurant to your choices
3. PickRandomRestaurant - Randomly select a restaurant for lunch
4. GetVisitStatistics - View statistics about how often you've visited each restaurant

Pre-loaded Restaurants

The server comes pre-loaded with 10 trendy restaurants from the West Hollywood area:

• Guelaguetza - Oaxacan Mexican (3014 W Olympic Blvd)
• Republique - French Bistro (624 S La Brea Ave)
• Night + Market WeHo - Thai Street Food (9041 Sunset Blvd)
• Gracias Madre - Vegan Mexican (8905 Melrose Ave)
• The Ivy - Californian (113 N Robertson Blvd)
• Catch LA - Seafood (8715 Melrose Ave)
• Cecconi's - Italian (8764 Melrose Ave)
• Earls Kitchen + Bar - Global Comfort Food (8730 W Sunset Blvd)
• Pump Restaurant - Mediterranean (8948 Santa Monica Blvd)
• Craig's - American Contemporary (8826 Melrose Ave)

Data Storage

The server stores restaurant data and visit statistics in:

• Windows: %APPDATA%\\LunchTimeMCP\\restaurants.json
• macOS/Linux: ~/.config/LunchTimeMCP/restaurants.json

This ensures your data persists between server restarts.

Architecture

The server is built using:

• .NET 9.0 - Runtime platform
• Microsoft.Extensions.Hosting - Application hosting framework
• ModelContextProtocol - MCP server implementation
• System.Text.Json - JSON serialization

Key Components

• RestaurantService - Core business logic for managing restaurants and visit tracking
• RestaurantTools - MCP tool implementations
• Restaurant/RestaurantVisitInfo - Data models
• RestaurantContext - JSON serialization context

Example Interactions

1. "Show me all restaurants" → Calls GetRestaurants tool
2. "Add a new Italian restaurant called Mario's on Main Street" → Calls AddRestaurant tool
3. "Pick a random restaurant for lunch" → Calls PickRandomRestaurant tool
4. "Show me visit statistics" → Calls GetVisitStatistics tool

Setup

Prerequisites

• .NET 9.0 SDK or later
• MCP-compatible client (VS Code with GitHub Copilot, Claude Desktop, etc.)

Building

dotnet build

Running

dotnet run

Configuration

VS Code with GitHub Copilot

Add this to your MCP settings:

{
    "inputs": [],
    "servers": {
        "lunchroulette": {
            "type": "stdio",
            "command": "dotnet",
            "args": [
                "run",
                "--project",
                "C:\\GitHub\\LunchRouletteMCP\\LunchTimeMCP\\LunchTimeMCP.csproj"
            ],
            "env": {}
        }
    }
}

Claude Desktop

Add this to your claude_desktop_config.json:

{
    "mcpServers": {
        "lunchroulette": {
            "command": "dotnet",
            "args": [
                "run",
                "--project",
                "C:\\GitHub\\LunchRouletteMCP\\LunchTimeMCP\\LunchTimeMCP.csproj"
            ]
        }
    }
}

Usage Examples

Getting All Restaurants

Use the GetRestaurants tool to see all available restaurants in your list.

Adding a New Restaurant

Use the AddRestaurant tool with parameters:

• name: The name of the restaurant
• location: The address or location
• foodType: The type of cuisine (e.g., "Italian", "Mexican", "Thai")

Picking a Random Restaurant

Use the PickRandomRestaurant tool to randomly select a restaurant for lunch. This will also increment the visit counter for that restaurant.

Checking Visit Statistics

Use the GetVisitStatistics tool to see:

• How many times you've visited each restaurant
• Total number of restaurants
• Total number of visits
• Restaurants sorted by visit frequency