//
//  TileletGroupViewController.swift
//  VDSSample
//
//  Created by Matt Bruce on 10/8/24.
//

import Foundation
import UIKit
import VDS
import VDSCoreTokens

class TileletGroupViewController: BaseViewController<TileletGroup> {
    var collectionView: UICollectionView!
    
    public enum RowQuantity: String, CaseIterable {
        case one, two, three, four
        
        init(quantity: Int){
            if quantity == 1 {
                self = .one
            } else if quantity == 2 {
                self = .two
            } else if quantity == 3 {
                self = .three
            } else {
                self = .four
            }
        }
        var intValue: Int {
            switch self {
            case .one:
                return 1
            case .two:
                return 2
            case .three:
                return 3
            case .four:
                return 4
            }
        }
    }
    
    lazy var rowQuantitySelectorView = {
        PickerSelectorView<RowQuantity>(title: "",
                                        picker: self.picker,
                                        items: RowQuantity.allCases)
    }()
    
    var disabledSwitch = Toggle()
    var widthTextField = NumericField()

    override func viewDidLoad() {
        super.viewDidLoad()
        
        resetTilets()
        addContentTopView(view: component)
        setupPicker()
        setupModel()
        
        debugViewSwitch.onChange =  { [weak self] sender in
            self?.component.debugBorder(show: sender.isOn, color: .blue)
        }
    }
    
    func resetTilets() {
        component.tilelets = [
            makeTilelet(badge: "Here's the badge", title: "Title goes here"),
            makeTilelet(title: "Title goes here"),
            makeTilelet(subTitle: "Here's the subTitle"),
            makeTilelet(eyebrow: "Here's the eyebrow", subTitle: "Here's the subTitle")
        ]
    }
    
    override func setupForm(){
        super.setupForm()
        addActionRow()
        addFormRow(label: "Surface", view: surfacePickerSelectorView)
        addFormRow(label: "Disabled", view: disabledSwitch, pinTrailing: false)
        addFormRow(label: "Width", view: widthTextField)
        addFormRow(label: "Row Quantity", view: rowQuantitySelectorView)
        
        disabledSwitch.onChange = { [weak self] sender in
            self?.component.isEnabled = !sender.isOn
        }

//        widthTextField
//            .numberPublisher
//            .sink { [weak self] number in
//                if let number {
//                   // self?.component.childWidth = .value(number.cgFloatValue)
//                }
//            }.store(in: &subscribers)
    }
        
    func setupModel() {
        //setup UI
        surfacePickerSelectorView.text = component.surface.rawValue
        disabledSwitch.isOn = !component.isEnabled
        rowQuantitySelectorView.text = RowQuantity(quantity: component.rowQuantity).rawValue
        widthTextField.text = ""
    }
      
    func setupPicker(){
        
        surfacePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.surface = item
            self?.contentTopView.backgroundColor = item.color
        }
        
        rowQuantitySelectorView.onPickerDidSelect = {  [weak self] item in
            self?.widthTextField.isEnabled = item.intValue == 0
                        
            if UIDevice.isIPad {
                self?.component.rowQuantityTablet = item.intValue
            } else {
                self?.component.rowQuantityPhone = item.intValue
            }
            self?.resetTilets()
        }
    }
}