HttpButler 1.0.1-alpha

This is a prerelease version of HttpButler.
dotnet add package HttpButler --version 1.0.1-alpha
                    
NuGet\Install-Package HttpButler -Version 1.0.1-alpha
                    
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="HttpButler" Version="1.0.1-alpha" />
                    
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="HttpButler" Version="1.0.1-alpha" />
                    
Directory.Packages.props
<PackageReference Include="HttpButler" />
                    
Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.
paket add HttpButler --version 1.0.1-alpha
                    
#r "nuget: HttpButler, 1.0.1-alpha"
                    
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
#:package HttpButler@1.0.1-alpha
                    
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.
#addin nuget:?package=HttpButler&version=1.0.1-alpha&prerelease
                    
Install as a Cake Addin
#tool nuget:?package=HttpButler&version=1.0.1-alpha&prerelease
                    
Install as a Cake Tool

HttpButler

HttpButler es una librería ligera de C# que simplifica la creación de clientes HTTP tipados generando automáticamente implementaciones de interfaces mediante source generators. Permite definir contratos HTTP declarativamente sin necesidad de escribir código repetitivo.

Características

  • Source Generators: Genera automáticamente implementaciones de interfaces marcadas con [HttpButler]
  • Atributos declarativos: Define rutas y métodos HTTP usando atributos
  • Inyección de dependencias: Integración perfecta con IServiceCollection
  • Tipado fuerte: Aprovecha el sistema de tipos de C# para validación en tiempo de compilación
  • Parámetros flexibles: Soporte para parámetros en ruta, query y body

Instalación

Agrega el paquete HttpButler a tu proyecto:

dotnet add package HttpButler

También necesitarás el paquete del generador:

dotnet add package HttpButler.Generator

Uso Básico

1. Define una interfaz HTTP

Crea una interfaz con los atributos [HttpButler] y [Route]:

using HttpButler.Attributes;

public class Todo
{
    public int UserId { get; set; }
    public int Id { get; set; }
    public string Title { get; set; } = string.Empty;
    public bool Completed { get; set; }
}

[HttpButler]
[Route("https://jsonplaceholder.typicode.com/")]
public interface IJsonPlaceHolderTodo
{
    [HttpGet("todos/{todoId}")]
    Task<Todo?> GetTodoAsync(int todoId);

    [HttpPost("todos")]
    Task PostTodoAsync([ToBody] Todo todo);
}

2. Registra la interfaz en DI

En tu Program.cs, registra la interfaz usando AddHttpButler:

var builder = WebApplication.CreateBuilder(args);

// Se debe compilar el proyecto para que el generador cree las implementaciones antes de agregarlas
// Registrar todas las interfaces generadas automáticamente
builder.Services.AddHttpButler();

var app = builder.Build();

3. Usa la interfaz en tu código

Inyecta la interfaz y úsala como cualquier otro servicio:

[ApiController]
[Route("api/[controller]")]
public class TodosController : ControllerBase
{
    private readonly IJsonPlaceHolderTodo _todoClient;

    public TodosController(IJsonPlaceHolderTodo todoClient)
    {
        _todoClient = todoClient;
    }

    [HttpGet("{id}")]
    public async Task<IActionResult> GetTodo(int id)
    {
        var todo = await _todoClient.GetTodoAsync(id);
        if (todo == null)
            return NotFound();

        return Ok(todo);
    }

    [HttpPost]
    public async Task<IActionResult> CreateTodo([FromBody] Todo todo)
    {
        await _todoClient.PostTodoAsync(todo);
        return Created();
    }
}

Atributos Disponibles

[HttpButler]

Marca una interfaz como cliente HTTP. HttpButler generará automáticamente su implementación.

[HttpButler]
public interface IMyApiClient
{
    // métodos...
}

[Route]

Define la URL base para el cliente HTTP.

[Route("https://api.example.com/v1/")]
public interface IMyApiClient
{
    // métodos...
}

Atributos de Método HTTP

  • [HttpGet(path)] - Solicitud GET
  • [HttpPost(path)] - Solicitud POST
  • [HttpPut(path)] - Solicitud PUT
  • [HttpDelete(path)] - Solicitud DELETE
[HttpGet("users")]
Task<List<User>> GetUsersAsync();

[HttpPost("users")]
Task CreateUserAsync([ToBody] User user);

Atributos de Parámetro

  • [ToRoute] - Parámetro en la ruta (reemplaza {paramName})
  • [ToQuery] - Parámetro de query string
  • [ToBody] - Cuerpo de la solicitud
[HttpGet("users/{id}")]
Task<User> GetUserAsync([ToRoute] int id);

[HttpGet("users")]
Task<List<User>> SearchUsersAsync([ToQuery] string name, [ToQuery] int age);

[HttpPost("users")]
Task CreateUserAsync([ToBody] User user);

Cómo Funciona

  1. Atributos: Defines una interfaz con atributos que describen las llamadas HTTP
  2. Source Generator: Durante la compilación, InterfaceImplementationGenerator escanea las interfaces marcadas con [HttpButler]
  3. Generación de Código: Genera automáticamente una clase implementación (ej: gHttpButler_IJsonPlaceHolderTodo) que implementa la interfaz
  4. Inyección de Dependencias: Registra la interfaz y su implementación en el contenedor DI
  5. Uso: Inyecta la interfaz en tus controladores o servicios y úsala normalmente

Arquitectura

HttpButler/
├── Attributes/                       # Atributos para definir clientes HTTP
├── Services/                         # Servicios auxiliares
│   ├── IHttpClientService            # Interfaz para manejar solicitudes HTTP
│   └── IPathResolveService           # Interfaz para resolver rutas y parámetros
└── ServiceCollectionExtension        # Métodos de extensión para DI

HttpButler.Generator/
└── InterfaceImplementationGenerator  # Source Generator que crea las implementaciones

Ejemplo Completo

Consulta HttpButler.TestApi para ver un ejemplo funcional que usa IJsonPlaceHolderTodo para consumir la API de JSONPlaceholder.

// Services/IJsonPlaceHolderTodo.cs
[HttpButler]
[Route("https://jsonplaceholder.typicode.com/")]
public interface IJsonPlaceHolderTodo
{
    [HttpGet("todos/{todoId}")]
    Task<Todo?> GetTodoAsync(int todoId);

    [HttpPost("todos")]
    Task PostTodoAsync([ToBody] Todo todo);
}

// Program.cs
builder.Services.AddHttpButler();

// Controllers/TodosController.cs
[ApiController]
public class TodosController : ControllerBase
{
    private readonly IJsonPlaceHolderTodo _client;

    public TodosController(IJsonPlaceHolderTodo client) => _client = client;

    [HttpGet("{id}")]
    public Task<Todo?> GetTodo(int id) => _client.GetTodoAsync(id);
}

Licencia

MIT License - Ver LICENSE.txt para más detalles.

Contribuir

Las contribuciones son bienvenidas. Por favor abre un issue o un pull request para reportar bugs o sugerir mejoras.

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 was computed.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 was computed. 
.NET Framework net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
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Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
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NuGet packages (1)

Showing the top 1 NuGet packages that depend on HttpButler:

Package Downloads
HttpButler.Generator

Generator de HttpButler, librería ligera de C# que simplifica la creación de clientes HTTP tipados generando automáticamente implementaciones de interfaces mediante source generators.

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Version Downloads Last Updated
1.0.1-alpha 64 11/28/2025
1.0.0-alpha 72 11/28/2025