Swift Application - Guess the Number

ViewController.swift

//
//  ViewController.swift
//  Guess Number
//
//  Created by mac on 10/18/14.
//  Copyright (c) 2014 Naranja Amarilla. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    @IBOutlet weak var guessNumberTextField: UITextField!
    @IBOutlet weak var messageTextField: UILabel!
    
    var ramdumNumber: Int = 0
    
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
        // iVars
        ramdumNumber = randumValue()
        println(ramdumNumber)
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }

    @IBAction func guessTheNumber(sender: AnyObject) {
        if let number = self.guessNumberTextField.text.toInt(){
            if number < self.ramdumNumber{
               // <
                self.messageTextField.text = "The nuber entered \(self.guessNumberTextField.text) is minor than target value."
            } else if number > self.ramdumNumber{
               // >
                self.messageTextField.text = "The nuber entered \(self.guessNumberTextField.text) is gratter than target value."
                
            } else {
               // ==
                var currentCenter = self.messageTextField.center
                self.messageTextField.center = CGPoint(x:currentCenter.x + 15, y: currentCenter.y )
                UIView.animateWithDuration(1.5, delay: 0.0, usingSpringWithDamping: 0.1, initialSpringVelocity: 8.0, options: nil, animations: {
                    self.messageTextField.text = "YOU WON !!!"
                    self.messageTextField.center = currentCenter
                    self.messageTextField.alpha = 1
                    }, completion: nil)
                
                
            }
        } else {
            // Not valid number
            self.messageTextField.text = "The nuber entered \(self.guessNumberTextField.text) is not valid."
        }
        
    }
    @IBAction func resetGuessNumber(sender: AnyObject) {
         ramdumNumber = randumValue()
         guessNumberTextField.text = ""
         messageTextField.text = "Type a number from 1 - 100"
    }
    
    func randumValue () -> Int{
         return Int(arc4random_uniform(100))
    }

}