Merge pull request nightscout#352 from MikePlante1/deleting_meal_note…

…_fix

Prevent crash when holding backspace

FreeAPS/Sources/Views/TextFieldWithToolBar.swift

@@ -290,20 +290,24 @@ extension TextFieldWithToolBarString.Coordinator: UITextFieldDelegate {
  shouldChangeCharactersIn range: NSRange,
  replacementString string: String
  ) -> Bool {
- if let maxLength = parent.maxLength {
- // Get the current text, including the proposed change
- let currentText = textField.text ?? ""
- let newLength = currentText.count + string.count - range.length
- if newLength > maxLength {
- return false
- }
+ guard let currentText = textField.text as NSString? else {
+ return false
+ }
+
+ // Calculate the new text length
+ let newLength = currentText.length + string.count - range.length
+
+ // If there's a maxLength, ensure the new length is within the limit
+ if let maxLength = parent.maxLength, newLength > maxLength {
+ return false
  }
 
+ // Attempt to replace characters in range with the replacement string
+ let newText = currentText.replacingCharacters(in: range, with: string)
+
+ // Update the binding text state
  DispatchQueue.main.async {
- if let textFieldText = textField.text as NSString? {
- let newText = textFieldText.replacingCharacters(in: range, with: string)
- self.parent.text = newText
- }
+ self.parent.text = newText
  }
 
  return true