Various fixes

submodules/DatePickerNode/Sources/DatePickerNode.swift

@@ -935,8 +935,9 @@ private class TimeInputView: UIView, UIKeyInput {
         return result
     }
     
-    var didReset = false
+    var length: Int = 4
     
+    private var didReset = false
     private let nonDigits = CharacterSet.decimalDigits.inverted
     func insertText(_ text: String) {
         if text.rangeOfCharacter(from: nonDigits) != nil {
@@ -948,7 +949,7 @@ private class TimeInputView: UIView, UIKeyInput {
         }
         var updatedText = self.text
         updatedText.append(text)
-        self.text = updatedText
+        self.text = String(updatedText.suffix(length))
         self.textUpdated?(self.text)
     }
     
@@ -964,6 +965,20 @@ private class TimeInputView: UIView, UIKeyInput {
 }
 
 private class TimeInputNode: ASDisplayNode {
+    var length: Int {
+        get {
+            if let view = self.view as? TimeInputView {
+                return view.length
+            } else {
+                return 4
+            }
+        }
+        set {
+            if let view = self.view as? TimeInputView {
+                view.length = newValue
+            }
+        }
+    }
     var text: String {
         get {
             if let view = self.view as? TimeInputView {
@@ -1395,6 +1410,8 @@ private final class TimePickerNode: ASDisplayNode {
                     self.hoursNode.isHidden = false
                     self.minutesNode.isHidden = false
                 }
+                
+                self.inputNode.length = 2
             case .minutes:
                 colonColor = self.theme.textColor
                 self.colonNode.alpha = 0.35
@@ -1422,6 +1439,8 @@ private final class TimePickerNode: ASDisplayNode {
                     self.hoursNode.isHidden = false
                     self.minutesNode.isHidden = false
                 }
+                
+                self.inputNode.length = 2
             case .all:
                 colonColor = self.theme.accentColor
                 self.colonNode.alpha = 1.0
@@ -1449,6 +1468,8 @@ private final class TimePickerNode: ASDisplayNode {
                     self.hoursNode.isHidden = false
                     self.minutesNode.isHidden = false
                 }
+                
+                self.inputNode.length = 4
         }
         
         if let size = self.validLayout {

submodules/ItemListUI/Sources/Items/ItemListSingleLineInputItem.swift

@@ -487,6 +487,10 @@ public class ItemListSingleLineInputItemNode: ListViewItemNode, UITextFieldDeleg
                 var text = textField.text ?? ""
                 text.replaceSubrange(text.index(text.startIndex, offsetBy: range.lowerBound) ..< text.index(text.startIndex, offsetBy: range.upperBound), with: result)
                 textField.text = text
+                if case .username = item.type {
+                    text = text.folding(options: .diacriticInsensitive, locale: .current).replacingOccurrences(of: " ", with: "_")
+                    textField.text = text
+                }
                 if let startPosition = textField.position(from: textField.beginningOfDocument, offset: range.lowerBound + result.count) {
                     let selectionRange = textField.textRange(from: startPosition, to: startPosition)
                     DispatchQueue.main.async {
@@ -497,6 +501,24 @@ public class ItemListSingleLineInputItemNode: ListViewItemNode, UITextFieldDeleg
                 return false
             }
         }
+        
+        if let item = self.item, case .username = item.type {
+            let cleanString = string.folding(options: .diacriticInsensitive, locale: .current).replacingOccurrences(of: " ", with: "_")
+            if cleanString != string {
+                var text = textField.text ?? ""
+                text.replaceSubrange(text.index(text.startIndex, offsetBy: range.lowerBound) ..< text.index(text.startIndex, offsetBy: range.upperBound), with: cleanString)
+                textField.text = text
+                if let startPosition = textField.position(from: textField.beginningOfDocument, offset: range.lowerBound + cleanString.count) {
+                    let selectionRange = textField.textRange(from: startPosition, to: startPosition)
+                    DispatchQueue.main.async {
+                        textField.selectedTextRange = selectionRange
+                    }
+                }
+                self.textFieldTextChanged(textField)
+                return false
+            }
+        }
+        
         return true
     }