System Architecture

The MCP Weather Server follows a clean, SOLID-compliant architecture that prioritizes maintainability, testability, and extensibility. This document provides a comprehensive overview of the system design and architectural decisions.

Architecture Overview

graph TB
    Client[MCP Client] --> Tools[MCP Tools Layer]
    Tools --> Services[Service Layer]
    Services --> Config[Configuration]
    Services --> Logging[Logging System]
    
    subgraph "MCP Tools Layer"
        RT[RandomNumberTools]
        WT[WeatherTools]
    end
    
    subgraph "Service Layer"
        RNS[RandomNumberService]
        WS[WeatherService]
    end
    
    subgraph "Abstractions"
        IRNS[IRandomNumberService]
        IWS[IWeatherService]
    end
    
    RT --> IRNS
    WT --> IWS
    RNS --> IRNS
    WS --> IWS

SOLID Principles Implementation

Single Responsibility Principle (SRP)

Each class has a single, well-defined responsibility:

Testing Integration