//
//  TextField.swift
//  VDS
//
//  Created by Matt Bruce on 5/1/24.
//

import Foundation
import UIKit

@objc(VDSTextField)
open class TextField: UITextField {
    
    //--------------------------------------------------
    // MARK: - Initializers
    //--------------------------------------------------
    required public init() {
        super.init(frame: .zero)
        initialSetup()
    }
    
    public override init(frame: CGRect) {
        super.init(frame: .zero)
        initialSetup()
    }
    
    public required init?(coder: NSCoder) {
        super.init(coder: coder)
        initialSetup()
    }

    var horizontalPadding: CGFloat = 0
    
    open override func textRect(forBounds bounds: CGRect) -> CGRect {
        let rect = super.textRect(forBounds: bounds)
        return rect.insetBy(dx: -horizontalPadding, dy: 0)
    }
   
    open override func editingRect(forBounds bounds: CGRect) -> CGRect {
        let rect = super.editingRect(forBounds: bounds)
        return rect.insetBy(dx: -horizontalPadding, dy: 0)
    }
   
    open override func placeholderRect(forBounds bounds: CGRect) -> CGRect {
        let rect = super.placeholderRect(forBounds: bounds)
        return rect.insetBy(dx: -horizontalPadding, dy: 0)
    }

    open override var isSecureTextEntry: Bool {
        didSet {
            if isFirstResponder {
                _ = becomeFirstResponder()
            }
        }
    }
    
    open func initialSetup() { 
        let doneToolbar: UIToolbar = UIToolbar()
        doneToolbar.translatesAutoresizingMaskIntoConstraints = false
        doneToolbar.barStyle = .default
        
        let flexSpace = UIBarButtonItem(barButtonSystemItem: .flexibleSpace, target: nil, action: nil)
        let done: UIBarButtonItem = UIBarButtonItem(title: "Done", style: .done, target: self, action: #selector(self.doneButtonAction))
        done.accessibilityHint = "Double tap to finish editing."
        doneToolbar.items = [flexSpace, done]
        doneToolbar.sizeToFit()
        
        inputAccessoryView = doneToolbar
    }
    
    @objc func doneButtonAction() {
        // Resigns the first responder status when 'Done' is tapped
        resignFirstResponder()
    }
    
    open override func becomeFirstResponder() -> Bool {
        let success = super.becomeFirstResponder()
        if isSecureTextEntry, let text {
            self.text?.removeAll()
            insertText(text)
        }
        return success
    }
}