//
//  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
        case four, five, six
        
        init(quantity: Int){
            if quantity == 1 {
                self = .one
            } else if quantity == 2 {
                self = .two
            } else if quantity == 3 {
                self = .three
            } else if quantity == 4 {
                self = .four
            } else if quantity == 5 {
                self = .five
            } else if quantity == 6 {
                self = .six
            } else {
                self = UIDevice.isIPad ? .six : .three
            }
        }
        var intValue: Int {
            switch self {
            case .one:
                return 1
            case .two:
                return 2
            case .three:
                return 3
            case .four:
                return 4
            case .five:
                return 5
            case .six:
                return 6
            }
        }
        
        public static var allCases: [TileletGroupViewController.RowQuantity] {
            UIDevice.isIPad ? Self.allCases : [.one, .two, .three]
        }
    }

    lazy var rowQuantitySelectorView = {
        PickerSelectorView<RowQuantity>(title: "",
                                        picker: self.picker,
                                        items: RowQuantity.allCases)
    }()
    
    lazy var paddingSelectorView = {
        PickerSelectorView<TileletGroup.Padding>(title: "",
                                                 picker: self.picker,
                                                 items: TileletGroup.Padding.allCases)
    }()

    var disabledSwitch = Toggle()

    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)
        if UIDevice.isIPad {
            addFormRow(label: "Padding", view: paddingSelectorView)
        }
        addFormRow(label: "Row Quantity", view: rowQuantitySelectorView)
        
        disabledSwitch.onChange = { [weak self] sender in
            self?.component.isEnabled = !sender.isOn
        }

    }
        
    func setupModel() {
        //setup UI
        surfacePickerSelectorView.text = component.surface.rawValue
        disabledSwitch.isOn = !component.isEnabled
        rowQuantitySelectorView.text = RowQuantity(quantity: component.rowQuantity).rawValue
    }
      
    func setupPicker(){
        
        surfacePickerSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.surface = item
            self?.contentTopView.backgroundColor = item.color
        }
        
        paddingSelectorView.onPickerDidSelect = {  [weak self] item in
            self?.component.padding = item
        }
        
        rowQuantitySelectorView.onPickerDidSelect = {  [weak self] item in
            if UIDevice.isIPad {
                self?.component.rowQuantityTablet = item.intValue
            } else {
                self?.component.rowQuantityPhone = item.intValue
            }
            self?.resetTilets()
        }
    }
}