http.swift

// Playground - noun: a place where people can play

import Foundation
import UIKit

import XCPlayground
XCPSetExecutionShouldContinueIndefinitely(continueIndefinitely: true)

// ----- GET -----

let url: NSURL? = NSURL(string: "http://json-api.rocks/api/movies/1")

var request: NSMutableURLRequest = NSMutableURLRequest(URL: url!)
request.HTTPMethod = "GET"
request.addValue("application/json", forHTTPHeaderField: "Accept")


let task = NSURLSession.sharedSession().dataTaskWithRequest(request) {
    (data, response, error) in
    let response = response as NSHTTPURLResponse
    println(response.statusCode)
    println(NSString(data: data, encoding: NSUTF8StringEncoding))
}

task.resume()

// ----- POST -----

let url: NSURL? = NSURL(string: "http://json-api.rocks/api/movies/8")

let data: [String: String] = [
    "director": "Stanley Kubrick",
    "title" : "The Shining"
]

var request: NSMutableURLRequest = NSMutableURLRequest(URL: url!)
request.HTTPMethod = "POST"
request.addValue("application/json", forHTTPHeaderField: "Accept")
request.addValue("application/json", forHTTPHeaderField: "Content-Type")

request.HTTPBody = NSJSONSerialization.dataWithJSONObject(
    data, options: nil, error: nil
)


let task = NSURLSession.sharedSession().dataTaskWithRequest(request) {
    (data, response, error) in
    let response = response as NSHTTPURLResponse
    println(response.statusCode)
    println(NSString(data: data, encoding: NSUTF8StringEncoding))
}

task.resume()

// ----- PUT -----

let url: NSURL? = NSURL(string: "http://json-api.rocks/api/movies/1")

let payload: [String: String] = [
    "director": "Rashomon",
    "title" : "Akira Kurozawa"
]

var request: NSMutableURLRequest = NSMutableURLRequest(URL: url!)
request.HTTPMethod = "PUT"
request.addValue("application/json", forHTTPHeaderField: "Accept")
request.addValue("application/json", forHTTPHeaderField: "Content-Type")

request.HTTPBody = NSJSONSerialization.dataWithJSONObject(
    payload,
    options: nil,
    error: nil
)


let task = NSURLSession.sharedSession().dataTaskWithRequest(request) {
    (data, response, error) in
    let response = response as NSHTTPURLResponse
    println("Error: \(error)")
    println("Status: \(response.statusCode)")
    println(NSString(data: data, encoding: NSUTF8StringEncoding))
}

task.resume()

// ----- DELETE -----

let url: NSURL? = NSURL(string: "http://json-api.rocks/api/movies/6")

var request: NSMutableURLRequest = NSMutableURLRequest(URL: url!)
request.HTTPMethod = "DELETE"
request.addValue("application/json", forHTTPHeaderField: "Accept")


let task = NSURLSession.sharedSession().dataTaskWithRequest(request) {
    (data, response, error) in
    println(NSString(data: data, encoding: NSUTF8StringEncoding))
}

task.resume()

// ------------ Simple Repository -------------

class JsonRepository {
    func getUrl(url: String, completionHandler:((NSData!, NSURLResponse!, NSError!) -> Void)?) {
        let url: NSURL? = NSURL(string: url)
        var request: NSMutableURLRequest = NSMutableURLRequest(URL: url!)
        request.HTTPMethod = "GET"
        request.addValue("application/json", forHTTPHeaderField: "Accept")

        let task = NSURLSession.sharedSession()
            .dataTaskWithRequest(request, completionHandler)

        task.resume()
    }
}

JsonRepository().getUrl("http://json-api.rocks/api/movies") {
    (data, response, error) in
    let response = response as NSHTTPURLResponse
    println("Error: \(error)")
    println("Status: \(response.statusCode)")
    println(NSString(data: data, encoding: NSUTF8StringEncoding))
}