func jsonParser() {
let urlPath = "https://api.github.com/users/\(githubName)/repos"
guard let endpoint = NSURL(string: urlPath) else {
print("Error creating endpoint")
let alert = UIAlertController(title: "Error Github Name Request", message: "Error creating endpoint", preferredStyle: UIAlertControllerStyle.Alert)
let okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default) {
UIAlertAction in
self.navigationController?.popToRootViewControllerAnimated(true)
}
alert.addAction(okAction)
self.presentViewController(alert, animated: true, completion: nil);
return
}
// How would I implement this part of the code, to make the response asynchronous?
let queue = NSOperationQueue()
let o = op()
queue.addOperation(o.parseResponse(data: NSData?, response: NSURLResponse?, error: NSError?, completionHandler: (parsedData: [ViewControllerTableView.Repository], error: NSError) -> ()))
let request = NSMutableURLRequest(URL:endpoint)
NSURLSession.sharedSession().dataTaskWithRequest(request) { (data, response, error) in
do {
guard let data = data else {
let alert = UIAlertController(title: "Error Github Name Request", message: "\(JSONError.NoData)", preferredStyle: UIAlertControllerStyle.Alert)
let okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default) {
UIAlertAction in
self.navigationController?.popToRootViewControllerAnimated(true)
}
alert.addAction(okAction)
self.presentViewController(alert, animated: true, completion: nil);
throw JSONError.NoData
}
guard let json = try NSJSONSerialization.JSONObjectWithData(data, options:.AllowFragments) as? [[String: AnyObject]] else {
let alert = UIAlertController(title: "Error Github Name Request", message: "\(JSONError.ConversionFailed)", preferredStyle: UIAlertControllerStyle.Alert)
let okAction = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default) {
UIAlertAction in
self.navigationController?.popToRootViewControllerAnimated(true)
}
alert.addAction(okAction)
self.presentViewController(alert, animated: true, completion: nil);
throw JSONError.ConversionFailed
}
self.owner=json[0]["owner"]!["login"]! as! String
self.allRepos.removeAll()
for a in json {
let temp:Repository = Repository(id: (a["id"] as? Int)!,name: (a["name"] as? String), size: (a["size"] as? Int)!, watchers: (a["watchers"] as? Int), created_at: (a["created_at"] as? String)!, descr: (a["description"] as? String)!)
self.allRepos.append(temp)
}
self.tableRefresh(self.allRepos)
} catch let error as JSONError {
print(error.rawValue)
} catch let error as NSError {
print(error.debugDescription)
}
}.resume()
}
class op: NSBlockOperation {
func parseResponse(data: NSData?, response:
NSURLResponse?,error:
NSError?,completionHandler: (parsedData:
[Repository],error: NSError) -> ())
{
}
}
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