Refactor BotPaymentsUI and LocalAuth

submodules/BotPaymentsUI/Sources/BotPaymentFieldItemNode.swift

@@ -0,0 +1,149 @@
+import Foundation
+import UIKit
+import AsyncDisplayKit
+import Display
+import TelegramPresentationData
+
+private let titleFont = Font.regular(17.0)
+
+enum BotPaymentFieldContentType {
+    case generic
+    case name
+    case phoneNumber
+    case email
+    case address
+}
+
+final class BotPaymentFieldItemNode: BotPaymentItemNode, UITextFieldDelegate {
+    private let title: String
+    var text: String {
+        get {
+            return self.textField.textField.text ?? ""
+        } set(value) {
+            self.textField.textField.text = value
+        }
+    }
+    private let contentType: BotPaymentFieldContentType
+    private let placeholder: String
+    private let titleNode: ASTextNode
+    
+    private let textField: TextFieldNode
+    
+    private var theme: PresentationTheme?
+    
+    var focused: (() -> Void)?
+    var textUpdated: (() -> Void)?
+    var returnPressed: (() -> Void)?
+    
+    init(title: String, placeholder: String, text: String = "", contentType: BotPaymentFieldContentType = .generic) {
+        self.title = title
+        self.placeholder = placeholder
+        self.contentType = contentType
+        
+        self.titleNode = ASTextNode()
+        self.titleNode.maximumNumberOfLines = 1
+        
+        self.textField = TextFieldNode()
+        self.textField.textField.font = titleFont
+        self.textField.textField.returnKeyType = .next
+        self.textField.textField.text = text
+        switch contentType {
+            case .generic:
+                break
+            case .name, .address:
+                self.textField.textField.autocorrectionType = .no
+            case .phoneNumber:
+                self.textField.textField.keyboardType = .phonePad
+                if #available(iOSApplicationExtension 10.0, iOS 10.0, *) {
+                    self.textField.textField.textContentType = .telephoneNumber
+                }
+            case .email:
+                self.textField.textField.keyboardType = .emailAddress
+                if #available(iOSApplicationExtension 10.0, iOS 10.0, *) {
+                    self.textField.textField.textContentType = .emailAddress
+                }
+        }
+
+        super.init(needsBackground: true)
+        
+        self.addSubnode(self.titleNode)
+        self.addSubnode(self.textField)
+        
+        self.textField.textField.addTarget(self, action: #selector(self.editingChanged), for: [.editingChanged])
+        self.textField.textField.delegate = self
+    }
+    
+    override func measureInset(theme: PresentationTheme, width: CGFloat) -> CGFloat {
+        if self.theme !== theme {
+            self.theme = theme
+            self.titleNode.attributedText = NSAttributedString(string: self.title, font: titleFont, textColor: theme.list.itemPrimaryTextColor)
+            self.textField.textField.textColor = theme.list.itemPrimaryTextColor
+            self.textField.textField.attributedPlaceholder = NSAttributedString(string: placeholder, font: titleFont, textColor: theme.list.itemPlaceholderTextColor)
+            self.textField.textField.keyboardAppearance = theme.chatList.searchBarKeyboardColor.keyboardAppearance
+        }
+        
+        let leftInset: CGFloat = 16.0
+        let titleSize = self.titleNode.measure(CGSize(width: width - leftInset - 70.0, height: CGFloat.greatestFiniteMagnitude))
+        
+        if titleSize.width.isZero {
+            return 0.0
+        } else {
+            return leftInset + titleSize.width + 17.0
+        }
+    }
+    
+    override func layoutContents(theme: PresentationTheme, width: CGFloat, measuredInset: CGFloat, transition: ContainedViewLayoutTransition) -> CGFloat {
+        if self.theme !== theme {
+            self.theme = theme
+            self.titleNode.attributedText = NSAttributedString(string: self.title, font: titleFont, textColor: theme.list.itemPrimaryTextColor)
+            self.textField.textField.keyboardAppearance = theme.chatList.searchBarKeyboardColor.keyboardAppearance
+        }
+        
+        let leftInset: CGFloat = 16.0
+        
+        let titleSize = self.titleNode.measure(CGSize(width: width - leftInset - 70.0, height: CGFloat.greatestFiniteMagnitude))
+        
+        transition.updateFrame(node: self.titleNode, frame: CGRect(origin: CGPoint(x: leftInset, y: 11.0), size: titleSize))
+        
+        var textInset = leftInset
+        if !titleSize.width.isZero {
+            textInset += titleSize.width + 18.0
+        }
+        
+        textInset = max(measuredInset, textInset)
+        
+        transition.updateFrame(node: self.textField, frame: CGRect(origin: CGPoint(x: textInset, y: 3.0), size: CGSize(width: max(1.0, width - textInset - 8.0), height: 40.0)))
+        
+        return 44.0
+    }
+    
+    func activateInput() {
+        self.textField.textField.becomeFirstResponder()
+    }
+    
+    @objc func editingChanged() {
+        self.textUpdated?()
+    }
+    
+    func textFieldDidBeginEditing(_ textField: UITextField) {
+        self.focused?()
+    }
+    
+    func textFieldShouldReturn(_ textField: UITextField) -> Bool {
+        self.returnPressed?()
+        return false
+    }
+    
+    func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
+        if !string.isEmpty {
+            if case .name = self.contentType {
+                if let lowerBound = textField.position(from: textField.beginningOfDocument, offset: range.lowerBound), let upperBound = textField.position(from: textField.beginningOfDocument, offset: range.upperBound), let fieldRange = textField.textRange(from: lowerBound, to: upperBound) {
+                    textField.replace(fieldRange, withText: string.uppercased())
+                    self.editingChanged()
+                    return false
+                }
+            }
+        }
+        return true
+    }
+}