Весь диспетчер представлений, который отображает данные в виде коллекций с использованием двух методов json parsig
@IBOutlet weak var imagecollectionview: UICollectionView!
lazy var data = NSMutableData()
var dictdata : NSMutableDictionary = NSMutableDictionary()
override func viewDidLoad() {
super.viewDidLoad()
startConnection()
startNewConnection()
// Do any additional setup after loading the view, typically from a nib.
}
func collectionView(collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
return dictdata.count
}
func collectionView(collectionView: UICollectionView, cellForItemAtIndexPath indexPath: NSIndexPath) -> UICollectionViewCell {
let cell = collectionView.dequeueReusableCellWithReuseIdentifier("CustomcellCollectionViewCell", forIndexPath: indexPath) as! CustomcellCollectionViewCell
cell.name.text = dictdata.valueForKey("Data")?.valueForKey("location") as? String
let url = NSURL(string: (dictdata.valueForKey("Data")?.valueForKey("avatar_url") as? String)! )
LazyImage.showForImageView(cell.image, url:"URL
return cell
}
func collectionView(collectionView: UICollectionView,
layout collectionViewLayout: UICollectionViewLayout,
sizeForItemAtIndexPath indexPath: NSIndexPath) -> CGSize {
let kWhateverHeightYouWant = 100
return CGSizeMake(self.view.bounds.size.width/2, CGFloat(kWhateverHeightYouWant))
}
func startNewConnection()
{
let url: URL = URL(string: "YOUR URL" as String)!
let session = URLSession.shared
let request = NSMutableURLRequest(url: url as URL)
request.httpMethod = "GET" //set the get or post according to your request
// request.cachePolicy = NSURLRequest.CachePolicy.ReloadIgnoringCacheData
request.cachePolicy = NSURLRequest.CachePolicy.reloadIgnoringCacheData
let task = session.dataTask(with: request as URLRequest) {
( data, response, error) in
guard let _:NSData = data as NSData?, let _:URLResponse = response, error == nil else {
print("error")
return
}
let jsonString = NSString(data: data!, encoding:String.Encoding.utf8.rawValue) as! String
}
task.resume()
}
func startConnection(){
let urlPath: String = "your URL"
let url: NSURL = NSURL(string: urlPath)!
var request: NSURLRequest = NSURLRequest(URL: url)
var connection: NSURLConnection = NSURLConnection(request: request, delegate: self, startImmediately: false)!
connection.start()
}
func connection(connection: NSURLConnection!, didReceiveData data: NSData!){
self.data.appendData(data)
}
func buttonAction(sender: UIButton!){
startConnection()
}
func connectionDidFinishLoading(connection: NSURLConnection!) {
do {
let JSON = try NSJSONSerialization.JSONObjectWithData(self.data, options:NSJSONReadingOptions(rawValue: 0))
guard let JSONDictionary :NSDictionary = JSON as? NSDictionary else {
print("Not a Dictionary")
// put in function
return
}
print("JSONDictionary! \(JSONDictionary)")
dictdata.setObject(JSONDictionary, forKey: "Data")
imagecollectionview.reloadData()
}
catch let JSONError as NSError {
print("\(JSONError)")
} }