TwainUtil.swift

public static func noteTitles(content: String) -> (String, String) {
    
    let lines = content.trimmingCharacters(in: .whitespacesAndNewlines).components(separatedBy: "\n")
    
    let title = lines[0].characters.count > 0 ? lines[0] : "New Note"
    let sub = lines.count > 1 ? lines[1] : ""
    
    return (title, sub)
  }
  
  public static func loadNoteContent(note: Note) -> String {
  
    let contentString = NSMutableString(string: "")
    for op in note.operations {
    
      print("Applying operation \(op)")
      
      switch op.operationType {
      case OperationType.insert.rawValue:
        contentString.insert(op.content, at: op.cursor)
        break
      case OperationType.replace.rawValue:
        contentString.replaceCharacters(in: NSMakeRange(op.cursor, op.length), with: op.content)
        break
      default:
        break
      }
    
    }
    
    print("Got content \(contentString)")
    return String(contentString)
  
  }