//
//   CheckboxViewController.swift
//  VDSSample
//
//  Created by Matt Bruce on 8/1/22.
//

import Foundation
import UIKit
import VDS
import VDSColorTokens

class  CheckboxViewController: UIViewController, StoryboardInitable {
    enum PickerType {
        case surface
    }
    static var storyboardId: String = "checkbox"
    static var storyboardName: String = "Components"

    @IBOutlet weak var checkboxContainerView: UIView!
    @IBOutlet weak var picker: UIPickerView!
    @IBOutlet weak var surfaceLabel: UILabel!
        
    var checkbox: VDSCheckbox!

    override func viewDidLoad() {
        super.viewDidLoad()
        
        checkbox = VDSCheckbox()
        checkbox.translatesAutoresizingMaskIntoConstraints = false
        checkboxContainerView.addSubview(checkbox)
        checkbox.leadingAnchor.constraint(equalTo: checkboxContainerView.leadingAnchor, constant: 20).isActive = true
        checkbox.bottomAnchor.constraint(equalTo: checkboxContainerView.bottomAnchor, constant: -20).isActive = true
        checkbox.topAnchor.constraint(equalTo: checkboxContainerView.topAnchor, constant: 20).isActive = true
        view.addGestureRecognizer(UITapGestureRecognizer(target: self.view, action: #selector(UIView.endEditing(_:))))
        setupPicker()
    }
    
    @IBAction func disabledChanged(_ sender: UISwitch) {
        checkbox.disabled = sender.isOn
    }
    
    @IBAction func onLabelTextDidEnd(_ sender: UITextField) {
        checkbox.labelText = sender.text
        sender.resignFirstResponder()
    }
    
    @IBAction func onChildTextDidEnd(_ sender: UITextField) {
        checkbox.childText = sender.text
        sender.resignFirstResponder()
    }
    
    @IBAction func showErrorChanged(_ sender: UISwitch) {
        checkbox.disabled = sender.isOn
    }
        
    @IBAction func onErrorTextDidEnd(_ sender: UITextField) {
        checkbox.errorText = sender.text
        sender.resignFirstResponder()
    }
       
    @IBAction func surfaceClick(_ sender: Any) {
        pickerType = .surface
    }
    
    //Picker
    var surfacePicker = SurfacePicker()
    
    var pickerType: PickerType = .surface {
        didSet {
            func update(object: UIPickerViewDelegate & UIPickerViewDataSource){
                picker.delegate = object
                picker.dataSource = object
            }

            switch pickerType{
            case .surface:
                update(object: surfacePicker)
            }
            picker.reloadAllComponents()
            picker.selectRow(0, inComponent: 0, animated: false)
            picker.isHidden = false
        }
    }
    
    func setupPicker(){
        picker.isHidden = true
        surfacePicker.onPickerDidSelect = { item in
            self.checkbox.surface = item
            self.checkboxContainerView.backgroundColor = item.color
            self.surfaceLabel.text = item.rawValue
        }
    }
}