NVTextFieldCoordinator.swift

protocol NVTextFieldReturnKeyProtocol {
    func returnTapped()
}

class NVTextFieldCoordinator: NSObject, UITextFieldDelegate, NVTextFieldReturnKeyProtocol {
    @Binding private var text: String
    private let onStartEditing: (() -> Void)
    private let onEndEditing: (() -> Void)
    private let onReturnTap: (() -> Void)
    
    init(text: Binding<String>, onStartEditing: @escaping (() -> Void), onEndEditing: @escaping (() -> Void), onReturnTap: @escaping (() -> Void)) {
        _text = text
        self.onStartEditing = onStartEditing
        self.onEndEditing = onEndEditing
        self.onReturnTap = onReturnTap
        
        super.init()
    }
    
    @objc func textFieldDidChange(_ textField: UITextField) {
        DispatchQueue.main.async { [weak self] in
            self?.text = textField.text ?? ""
        }
    }
    
    func textFieldDidBeginEditing(_ textField: UITextField) {
        onStartEditing()
    }
    
    func textFieldDidEndEditing(_ textField: UITextField) {
        onEndEditing()
    }
    
    func textFieldShouldReturn(_ textField: UITextField) -> Bool {
        returnTapped()
        return true
    }
    
    @objc func returnTapped() {
        onReturnTap()
    }
}