Updated: https://github.com/Alamofire/Alamofire#crud--authorization

AlamoFire - CRUD & Authorization Example

//
//  ViewController.swift
//  AlamofireExample
//
//  Created by Jason Garrett on 10/2/14.
//  Copyright (c) 2014 jg. All rights reserved.
//

import UIKit
import Alamofire


class ViewController: UIViewController {

  override func viewDidLoad() {

    super.viewDidLoad()
    
    // Example Usage
    Alamofire.request(Router.ReadUser("mattt"))
  
  }

}

enum Router: URLRequestConvertible {
  static let baseURLString = "http://example.com"
  static var OAuthToken: String?
  
  case CreateUser([String: AnyObject])
  case ReadUser(String)
  case UpdateUser(String, [String: AnyObject])
  case DestroyUser(String)
  
  var method: Alamofire.Method {
    switch self {
    case .CreateUser:
      return .POST
    case .ReadUser:
      return .GET
    case .UpdateUser:
      return .PUT
    case .DestroyUser:
      return .DELETE
    }
  }
  
  var path: String {
    switch self {
    case .CreateUser:
      return "/users"
    case .ReadUser(let username):
      return "/users/\(username)"
    case .UpdateUser(let username, _):
      return "/users/\(username)"
    case .DestroyUser(let username):
      return "/users/\(username)"
    }
  }
  
  // MARK: URLRequestConvertible
  
  var URLRequest: NSURLRequest {
    let URL:NSURL! = NSURL(string: Router.baseURLString)
    let mutableURLRequest = NSMutableURLRequest(URL: URL.URLByAppendingPathComponent(path))
    mutableURLRequest.HTTPMethod = method.rawValue
    
    if let token = Router.OAuthToken {
      mutableURLRequest.setValue("Bearer \(token)", forHTTPHeaderField: "Authorization")
    }
    
    switch self {
    case .CreateUser(let parameters):
      return Alamofire.ParameterEncoding.JSON.encode(mutableURLRequest, parameters: parameters).0
    case .UpdateUser(_, let parameters):
      return Alamofire.ParameterEncoding.URL.encode(mutableURLRequest, parameters: parameters).0
    default:
      return mutableURLRequest
    }
  }
  
}