405 lines
15 KiB
Swift
405 lines
15 KiB
Swift
//
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// TileContainerViewController.swift
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// VDSSample
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//
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// Created by Matt Bruce on 12/16/22.
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//
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import Foundation
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import UIKit
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import VDS
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import VDSColorTokens
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import Combine
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class TileContainerViewController: BaseViewController<TileContainer> {
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lazy var colorPicker: UIColorPickerViewController = {
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let picker = UIColorPickerViewController()
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if case .custom(let hexCode) = component.color {
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picker.selectedColor = UIColor(hexString: hexCode)
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}
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picker.delegate = self
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return picker
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}()
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lazy var backgroundColorPickerSelectorView = {
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PickerSelectorView(title: "white",
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picker: self.picker,
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items: BackgroundColor.allCases)
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}()
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lazy var imageFallbackColorPickerSelectorView = {
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SurfacePickerSelectorView(picker: self.picker)
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}()
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lazy var paddingPickerSelectorView = {
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PickerSelectorView(title: "16",
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picker: self.picker,
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items: TileContainer.Padding.allCases)
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}()
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lazy var scalingTypePickerSelectorView = {
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PickerSelectorView(title: "white",
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picker: self.picker,
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items: TileContainer.AspectRatio.allCases)
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}()
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lazy var backgroundEffectSelectorView = {
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PickerSelectorView(title: "none",
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picker: self.picker,
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items: BackgroundEffect.allCases)
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}()
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lazy var gradientColorView1: UIStackView = {
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let stackView = UIStackView()
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let indicatorWrapper = View()
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indicatorWrapper.addSubview(gradientColor1View)
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indicatorWrapper.height(32)
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indicatorWrapper.pinTop()
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indicatorWrapper.pinLeading()
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indicatorWrapper.pinBottom()
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indicatorWrapper.pinTrailingGreaterThanOrEqualTo(anchor: indicatorWrapper.trailingAnchor)
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stackView.addArrangedSubview(indicatorWrapper)
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stackView.distribution = .fillEqually
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stackView.alignment = .fill
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var button = Button().with { instance in
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instance.size = .small
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instance.use = .secondary
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instance.text = "Select"
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instance.onClick = { [weak self] in
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self?.gradientColorTapped($0, view: self?.gradientColor1View)
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}
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}
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button.tag = 1
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let buttonWrapper = View()
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buttonWrapper.addSubview(button)
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buttonWrapper.height(32)
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button.pinTop()
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button.pinTrailing()
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button.pinBottom()
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button.pinLeadingGreaterThanOrEqualTo(anchor: buttonWrapper.leadingAnchor)
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stackView.addArrangedSubview(buttonWrapper)
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stackView.tag = 1
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stackView.spacing = 10
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return stackView
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}()
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lazy var gradientColorView2: UIStackView = {
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let stackView = UIStackView()
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stackView.distribution = .fillEqually
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stackView.alignment = .fill
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stackView.spacing = 10
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let indicatorWrapper = View()
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indicatorWrapper.addSubview(gradientColor2View)
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indicatorWrapper.height(32)
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indicatorWrapper.pinTop()
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indicatorWrapper.pinLeading()
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indicatorWrapper.pinBottom()
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indicatorWrapper.pinTrailingGreaterThanOrEqualTo(anchor: indicatorWrapper.trailingAnchor)
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stackView.addArrangedSubview(indicatorWrapper)
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var button = Button().with { instance in
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instance.size = .small
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instance.use = .secondary
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instance.text = "Select"
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instance.onClick = { [weak self] in
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self?.gradientColorTapped($0, view: self?.gradientColor2View)
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}
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}
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button.tag = 2
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let buttonWrapper = View()
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buttonWrapper.addSubview(button)
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buttonWrapper.height(32)
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button.pinTop()
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button.pinTrailing()
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button.pinBottom()
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button.pinLeadingGreaterThanOrEqualTo(anchor: buttonWrapper.leadingAnchor)
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stackView.addArrangedSubview(buttonWrapper)
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stackView.tag = 2
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return stackView
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}()
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var gradientColor1View: UIView = {
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let view = UIView()
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view.translatesAutoresizingMaskIntoConstraints = false
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view.widthAnchor.constraint(equalToConstant: 20).isActive = true
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view.heightAnchor.constraint(equalToConstant: 20).isActive = true
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view.tag = 1
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return view
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}()
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var gradientColor2View: UIView = {
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let view = UIView()
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view.translatesAutoresizingMaskIntoConstraints = false
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view.widthAnchor.constraint(equalToConstant: 20).isActive = true
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view.heightAnchor.constraint(equalToConstant: 20).isActive = true
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view.tag = 2
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return view
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}()
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var gradientColorsFormStackView = FormSection().with { $0.isHidden = true }
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var backgroundColor: BackgroundColor = .secondary
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var clickableSwitch = Toggle()
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var showBackgroundImageSwitch = Toggle()
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var showBorderSwitch = Toggle()
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var showDropShadowSwitch = Toggle()
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var selectedGradient1Color: String?
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var selectedGradient2Color: String?
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var colorPickerType: ColorPickerType = .backgroundColor
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var backgroundImage = UIImage(named: "backgroundTest")!
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var selectedGradientColorView: UIView?
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var contentAreaBackgroundColorButton = Button().with { instance in
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instance.size = .small
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instance.use = .secondary
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instance.text = "Select"
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}
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var heightTextField = NumericField().with {
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$0.placeholder = "Minimum 100px else it will occupy full container"
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}
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var widthTextField = NumericField().with {
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$0.placeholder = "Minimum 100px else it will occupy full container"
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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addContentTopView(view: .makeWrapper(for: component))
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component.width = 150
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component.color = .secondary
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setupPicker()
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setupModel()
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}
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override func setupForm(){
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super.setupForm()
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formStackView.addArrangedSubview(Label().with {
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$0.textStyle = .boldBodyLarge
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$0.text = "This object does NOT reflect normal \"surface\" changes, all properties are maually set"
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})
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addFormRow(label: "Surface", view: surfacePickerSelectorView)
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addFormRow(label: "Clickable", view: clickableSwitch)
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addFormRow(label: "Width", view: widthTextField)
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addFormRow(label: "Height", view: heightTextField)
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addFormRow(label: "Show Border", view: showBorderSwitch)
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addFormRow(label: "Show Drop Shadow", view: showDropShadowSwitch)
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addFormRow(label: "Background Color", view: backgroundColorPickerSelectorView)
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addFormRow(label: "Padding", view: paddingPickerSelectorView)
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let rowView = addFormRow(label: "Content area BG color(only for testing padding)", view: contentAreaBackgroundColorButton)
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if let rowView = rowView as? UIStackView {
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rowView.alignment = .top
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}
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addFormRow(label: "Aspect Ratio", view: scalingTypePickerSelectorView)
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addFormRow(label: "Background Image", view: showBackgroundImageSwitch)
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addFormRow(label: "Image Fallback Color", view: imageFallbackColorPickerSelectorView)
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addFormRow(label: "Background Effect", view: backgroundEffectSelectorView)
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//Gradient Section
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gradientColorsFormStackView.addFormRow(label: "Gradient Color1", view: gradientColorView1)
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gradientColorsFormStackView.addFormRow(label: "Gradient Color2", view: gradientColorView2)
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append(section: gradientColorsFormStackView)
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clickableSwitch.onChange = { [weak self] sender in
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guard let self else { return }
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if sender.isOn {
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self.component.onClick = { _ in
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print("you click on me!")
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}
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} else {
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self.component.onClick = nil
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}
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}
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showBackgroundImageSwitch.onChange = { [weak self] sender in
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if let image = self?.backgroundImage, sender.isOn {
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self?.component.backgroundImage = image
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} else {
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self?.component.backgroundImage = nil
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}
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}
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showBorderSwitch.onChange = { [weak self] sender in
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self?.component.showBorder = sender.isOn
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}
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showDropShadowSwitch.onChange = { [weak self] sender in
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self?.component.showDropShadows = sender.isOn
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}
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heightTextField
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.numberPublisher
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.sink { [weak self] number in
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self?.component.height = number?.cgFloatValue
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}.store(in: &subscribers)
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widthTextField
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.numberPublisher
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.sink { [weak self] number in
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self?.component.width = number?.cgFloatValue
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}.store(in: &subscribers)
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}
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func setupModel() {
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//setup UI
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surfacePickerSelectorView.text = component.surface.rawValue
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backgroundColorPickerSelectorView.text = backgroundColor.rawValue
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paddingPickerSelectorView.text = component.padding.rawValue
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scalingTypePickerSelectorView.text = component.aspectRatio.rawValue
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widthTextField.text = component.width != nil ? "\(component.width!)" : ""
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heightTextField.text = component.height != nil ? "\(component.height!)" : ""
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}
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func setupPicker(){
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surfacePickerSelectorView.onPickerDidSelect = { [weak self] item in
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self?.component.surface = item
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self?.contentTopView.backgroundColor = item.color
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}
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backgroundColorPickerSelectorView.onPickerDidSelect = { [weak self] item in
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guard let self else { return }
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if let color = item.color {
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self.component.color = color
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} else {
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self.colorPickerType = .backgroundColor
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self.present(self.colorPicker, animated: true)
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}
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}
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backgroundEffectSelectorView.onPickerDidSelect = { [weak self] in
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guard let self else { return }
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if let effect = $0.effect {
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self.component.backgroundEffect = effect
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self.gradientColorsFormStackView.isHidden = true
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self.selectedGradient1Color = nil
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self.selectedGradient1Color = nil
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self.gradientColor1View.backgroundColor = .clear
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self.gradientColor2View.backgroundColor = .clear
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} else {
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self.colorPickerType = .gradientColors
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self.gradientColorsFormStackView.isHidden = false
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}
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}
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scalingTypePickerSelectorView.onPickerDidSelect = { [weak self] item in
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self?.component.aspectRatio = item
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self?.component.layoutIfNeeded()
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self?.showDebug(show: self?.debugViewSwitch.isOn ?? false)
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}
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paddingPickerSelectorView.onPickerDidSelect = { [weak self] item in
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self?.component.padding = item
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}
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imageFallbackColorPickerSelectorView.onPickerDidSelect = { [weak self] item in
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self?.component.imageFallbackColor = item
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}
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contentAreaBackgroundColorButton.onClick = { [weak self] _ in
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guard let self else { return }
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self.colorPickerType = .contentViewBackgroundColor
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self.colorPicker.selectedColor = self.component.containerView.backgroundColor ?? .white
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self.present(self.colorPicker, animated: true)
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}
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}
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func gradientColorTapped(_ sender: Button, view: UIView?) {
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selectedGradientColorView = view
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let selectedColor = (sender.tag == 1) ? selectedGradient1Color : selectedGradient2Color
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if let selectedColor {
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colorPicker.selectedColor = UIColor(hexString: selectedColor)
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}
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present(colorPicker, animated: true)
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}
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}
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extension TileContainerViewController: ComponentSampleable {
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static func makeSample() -> ComponentSample {
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let component = Self.makeComponent()
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component.width = 150
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component.color = .primary
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return ComponentSample(component: component, trailingPinningType: .lessThanOrEqual)
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}
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}
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extension TileContainerViewController: UIColorPickerViewControllerDelegate {
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func colorPickerViewControllerDidFinish(_ viewController: UIColorPickerViewController) {
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dismiss(animated: true)
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}
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func colorPickerViewControllerDidSelectColor(_ viewController: UIColorPickerViewController) {
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guard let hexString = viewController.selectedColor.hexString else { return }
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switch colorPickerType {
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case .contentViewBackgroundColor:
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component.containerView.backgroundColor = UIColor(hexString: hexString)
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case .backgroundColor:
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component.color = .custom(hexString)
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case .gradientColors:
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guard let selectedGradientColorView else { return }
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if selectedGradientColorView.tag == 1 {
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selectedGradient1Color = hexString
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} else {
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selectedGradient2Color = hexString
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}
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selectedGradientColorView.backgroundColor = UIColor(hexString: hexString)
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if let selectedGradient1Color, let selectedGradient2Color {
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component.backgroundEffect = .gradient(selectedGradient1Color, selectedGradient2Color)
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}
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}
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}
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}
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extension TileContainerViewController {
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//Created new BackgroundEffect enum for sample app only. Since we defined enum with associated value color defined in TileContainer cannot be RawRepresentable & CaseIterable
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enum BackgroundEffect: String, CaseIterable {
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case transparency
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case gradient
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case none
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var rawValue: String {
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switch self {
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case .gradient:
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"gradient (select gradient colors to apply)"
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default:
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String(describing: self)
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}
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}
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var effect: TileContainer.BackgroundEffect? {
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return switch self {
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case .transparency:
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.transparency
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case .gradient:
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nil
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case .none:
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TileContainer.BackgroundEffect.none
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}
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}
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}
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//Created new BackgroundColor enum for sample app only. Since we defined enum with associated value color defined in TileContainer cannot be RawRepresentable & CaseIterable
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enum BackgroundColor: String, CaseIterable {
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case primary, secondary, white, black, custom
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var color: TileContainer.BackgroundColor? {
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switch self {
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case .primary:
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.primary
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case .secondary:
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.secondary
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case .white:
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.white
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case .black:
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.black
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case .custom:
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nil
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}
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}
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}
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//Internal helper enum to identiy the configuration
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enum ColorPickerType {
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case backgroundColor, gradientColors, contentViewBackgroundColor
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}
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}
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