API

API.swift

import Foundation

enum APIRequest {
  case GET
  case POST
}

struct Parameter {
  let key: String!
  let value: String!
  
  init(key: String, value: String) {
    self.key = key
    self.value = value
  }
  
  func stringValue() -> String {
    return "\(self.key)=\(self.value)"
  }
}


struct API {
  
  var requestURL: String!
  var requestType: APIRequest!
  var data: NSData!
  var baseURL: String!
  
  init() {
    self.baseURL = "http://player.api.stv.tv/v1/"
  }
  
}

extension API {
  
  func get(url: String) -> API{
    var api = API()
    api.requestURL = api.baseURL
    api.requestURL.appendContentsOf(url)
    api.requestType = .GET
    return api
  }
  
  func parameters(parameters: [Parameter]) -> API {
    var api = self
    api.requestURL.appendContentsOf("?")
    for (index, parameter) in parameters.enumerate() {
      if index > 0 {
        api.requestURL.appendContentsOf("&")
      }
      api.requestURL.appendContentsOf(parameter.stringValue())
    }
    return api
  }
  
  func go(completion: (NSData? -> Void)) {
    let session = NSURLSession.sharedSession()
    print(NSURL(string: self.requestURL)!)
    let task = session.dataTaskWithURL(NSURL(string: self.requestURL)!) { (let data, let response, let error) -> Void in
      completion(data)
    }
    task.resume()
  }
}

let pam1 = Parameter(key: "groupToken", value: "371")
let pam2 = Parameter(key: "limit", value: "3")
let parameters = [pam1, pam2]
API().get("programmes/recommended").parameters(parameters).go(){data in
  print(data)
}