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TelegramUI/AuthorizationSequenceCodeEntryController.swift

@@ -0,0 +1,91 @@
+import Foundation
+import Display
+import AsyncDisplayKit
+import TelegramCore
+
+final class AuthorizationSequenceCodeEntryController: ViewController {
+    private var controllerNode: AuthorizationSequenceCodeEntryControllerNode {
+        return self.displayNode as! AuthorizationSequenceCodeEntryControllerNode
+    }
+    
+    var loginWithCode: ((String) -> Void)?
+    var requestNextOption: (() -> Void)?
+    
+    var data: (String, SentAuthorizationCodeType, AuthorizationCodeNextType?, Int32?)?
+    
+    private let hapticFeedback = HapticFeedback()
+    
+    var inProgress: Bool = false {
+        didSet {
+            if self.inProgress {
+                let item = UIBarButtonItem(customDisplayNode: ProgressNavigationButtonNode())
+                self.navigationItem.rightBarButtonItem = item
+            } else {
+                self.navigationItem.rightBarButtonItem = UIBarButtonItem(title: "Next", style: .done, target: self, action: #selector(self.nextPressed))
+            }
+            self.controllerNode.inProgress = self.inProgress
+        }
+    }
+    
+    override init(navigationBar: NavigationBar = NavigationBar()) {
+        super.init(navigationBar: navigationBar)
+        
+        self.navigationBar.backgroundColor = nil
+        self.navigationBar.isOpaque = false
+        self.navigationBar.stripeColor = UIColor.clear
+        
+        self.navigationItem.rightBarButtonItem = UIBarButtonItem(title: "Next", style: .done, target: self, action: #selector(self.nextPressed))
+    }
+    
+    required init(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override public func loadDisplayNode() {
+        self.displayNode = AuthorizationSequenceCodeEntryControllerNode()
+        self.displayNodeDidLoad()
+        
+        self.controllerNode.loginWithCode = { [weak self] code in
+            self?.loginWithCode?(code)
+        }
+        
+        self.controllerNode.requestNextOption = { [weak self] in
+            self?.requestNextOption?()
+        }
+        
+        if let (number, codeType, nextType, timeout) = self.data {
+            self.controllerNode.updateData(number: number, codeType: codeType, nextType: nextType, timeout: timeout)
+        }
+    }
+    
+    override func viewDidAppear(_ animated: Bool) {
+        super.viewDidAppear(animated)
+        
+        self.controllerNode.activateInput()
+    }
+    
+    func updateData(number: String, codeType: SentAuthorizationCodeType, nextType: AuthorizationCodeNextType?, timeout: Int32?) {
+        if self.data?.0 != number || self.data?.1 != codeType || self.data?.2 != nextType || self.data?.3 != timeout {
+            self.data = (number, codeType, nextType, timeout)
+            if self.isNodeLoaded {
+                self.controllerNode.updateData(number: number, codeType: codeType, nextType: nextType, timeout: timeout)
+                self.requestLayout(transition: .immediate)
+            }
+        }
+    }
+    
+    override func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
+        super.containerLayoutUpdated(layout, transition: transition)
+        
+        self.controllerNode.containerLayoutUpdated(layout, navigationBarHeight: 0.0, transition: transition)
+    }
+    
+    @objc func nextPressed() {
+        if self.controllerNode.currentCode.isEmpty {
+            hapticFeedback.error()
+            self.controllerNode.animateError()
+        } else {
+            self.loginWithCode?(self.controllerNode.currentCode)
+        }
+    }
+}