//
//  UISearchBarExtensions.swift
//  SwifterSwift
//
//  Created by Omar Albeik on 8/23/16.
//  Copyright © 2016 SwifterSwift
//
#if canImport(UIKit) && os(iOS)
import UIKit

// MARK: - Properties
public extension UISearchBar {
    
    /// SwifterSwift: Text field inside search bar (if applicable).
    var textField: UITextField? {
        let subViews = subviews.flatMap { $0.subviews }
        guard let textField = (subViews.filter { $0 is UITextField }).first as? UITextField else {
            return nil
        }
        return textField
    }
    
    /// SwifterSwift: Text with no spaces or new lines in beginning and end (if applicable).
    var trimmedText: String? {
        return text?.trimmingCharacters(in: .whitespacesAndNewlines)
    }
    
}

// MARK: - Methods
public extension UISearchBar {
    
    /// SwifterSwift: Clear text.
    func clear() {
        text = ""
    }
    
}

#endif
