Added button animation and the ability to enter the timer value.

Author: Karkatov

.DS_Store

@@ -9,4 +9,6 @@ target 'TimerApp' do
 
 pod 'SnapKit'
 
+pod 'Spring', :git => 'https://github.com/MengTo/Spring.git'
+
 end

Podfile

@@ -1,16 +1,28 @@
 PODS:
   - SnapKit (5.0.1)
+  - Spring (1.0.6)
 
 DEPENDENCIES:
   - SnapKit
+  - Spring (from `https://github.com/MengTo/Spring.git`)
 
 SPEC REPOS:
   trunk:
     - SnapKit
 
+EXTERNAL SOURCES:
+  Spring:
+    :git: https://github.com/MengTo/Spring.git
+
+CHECKOUT OPTIONS:
+  Spring:
+    :commit: 50d92a5b9e08848387ae95bf44c6ad20834f7083
+    :git: https://github.com/MengTo/Spring.git
+
 SPEC CHECKSUMS:
   SnapKit: 97b92857e3df3a0c71833cce143274bf6ef8e5eb
+  Spring: 3d113f14575ef79aec9c5f906dfa4f5001c03254
 
-PODFILE CHECKSUM: 9da3f7f71fe4fd4017a484fb6049e882cecf2bef
+PODFILE CHECKSUM: f1ac96bbd3eb3a771b0ae80271343cf6be59f1d5
 
 COCOAPODS: 1.11.2

Podfile.lock

@@ -7,7 +7,7 @@
 		<key>TimerApp.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>2</integer>
+			<integer>3</integer>
 		</dict>
 	</dict>
 </dict>

Pods/.DS_Store

@@ -8,7 +8,9 @@
 import UIKit
 
 
-extension ViewController {
+extension ViewController: UIPickerViewDelegate, UIPickerViewDataSource, UITextFieldDelegate {
+    
+    
 
     func setAlert() {
 
@@ -22,4 +24,20 @@ extension ViewController {
         present(alert, animated: true)
     }
 
+    func numberOfComponents(in pickerView: UIPickerView) -> Int {
+        return 1
+    }
+    
+    func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
+        
+        return time.count
+    }
+    func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
+        let currentTime = String(time[row])
+        return currentTime
+    }
+    func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {
+        let currentTime = String(time[row])
+        timerLabel.text = currentTime
+    }
 }