Simple Alamofire Calls in Swift 3.0.1

Simple Alamofire Calls in Swift 3.0.1

func alamofireGet() {
  let todoEndpoint: String = "https://jsonplaceholder.typicode.com/todos/1"
  Alamofire.request(todoEndpoint)
    .responseJSON { response in
      // check for errors
      guard response.result.error == nil else {
        // got an error in getting the data, need to handle it
        print("error calling GET on /todos/1")
        print(response.result.error!)
        return
      }
      // make sure we got some JSON since that's what we expect
      guard let json = response.result.value as? [String: Any] else {
        print("didn't get todo object as JSON from API")
        print("Error: \(response.result.error)")
        return
      }
      // get and print the title
      guard let todoTitle = json["title"] as? String else {
        print("Could not get todo title from JSON")
        return
      }
      print("The title is: " + todoTitle)
    }
}

func alamofirePost() {
  let todosEndpoint: String = "https://jsonplaceholder.typicode.com/todos"
  let newTodo: [String: Any] = ["title": "My First Post", "completed": 0, "userId": 1]
  Alamofire.request(todosEndpoint, method: .post, parameters: newTodo, encoding: JSONEncoding.default)
    .responseJSON { response in
      guard response.result.error == nil else {
        // got an error in getting the data, need to handle it
        print("error calling POST on /todos/1")
        print(response.result.error!)
        return
      }
      // make sure we got some JSON since that's what we expect
      guard let json = response.result.value as? [String: Any] else {
        print("didn't get todo object as JSON from API")
        print("Error: \(response.result.error)")
        return
      }
      // get and print the title
      guard let todoTitle = json["title"] as? String else {
        print("Could not get todo title from JSON")
        return
      }
      print("The title is: " + todoTitle)
  }
}

func alamofireDelete() {
  let firstTodoEndpoint: String = "https://jsonplaceholder.typicode.com/todos/1"
  Alamofire.request(firstTodoEndpoint, method: .delete)
    .responseJSON { response in
      guard response.result.error == nil else {
        // got an error in getting the data, need to handle it
        print("error calling DELETE on /todos/1")
        print(response.result.error!)
        return
      }
      print("DELETE ok")
  }
}