164 lines
6.0 KiB
Swift
164 lines
6.0 KiB
Swift
//
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// Badge.swift
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// VDS
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//
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// Created by Matt Bruce on 9/22/22.
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//
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import Foundation
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import UIKit
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import VDSColorTokens
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import VDSFormControlsTokens
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import Combine
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public enum BadgeFillColor: String, Codable, CaseIterable {
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case red, yellow, green, orange, blue, black, white
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}
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/// Badges are visual labels used to convey status or highlight supplemental information.
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@objc(VDSBadge)
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public class Badge: View, Accessable {
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private var label = Label().with {
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$0.setContentCompressionResistancePriority(.required, for: .vertical)
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$0.adjustsFontSizeToFitWidth = false
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$0.lineBreakMode = .byTruncatingTail
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$0.textPosition = .left
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$0.typograpicalStyle = .BoldBodySmall
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}
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//--------------------------------------------------
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// MARK: - Public Properties
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//--------------------------------------------------
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open var fillColor: BadgeFillColor = .red { didSet { didChange() }}
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open var text: String = "" { didSet { didChange() }}
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open var maxWidth: CGFloat? { didSet { didChange() }}
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open var numberOfLines: Int = 1 { didSet { didChange() }}
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open var accessibilityHintEnabled: String? { didSet { didChange() }}
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open var accessibilityHintDisabled: String? { didSet { didChange() }}
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open var accessibilityValueEnabled: String? { didSet { didChange() }}
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open var accessibilityValueDisabled: String? { didSet { didChange() }}
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open var accessibilityLabelEnabled: String? { didSet { didChange() }}
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open var accessibilityLabelDisabled: String? { didSet { didChange() }}
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//--------------------------------------------------
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// MARK: - Constraints
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//--------------------------------------------------
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private var maxWidthConstraint: NSLayoutConstraint?
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private var minWidthConstraint: NSLayoutConstraint?
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//functions
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//--------------------------------------------------
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// MARK: - Lifecycle
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//--------------------------------------------------
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open override func setup() {
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super.setup()
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isAccessibilityElement = true
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accessibilityTraits = .staticText
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layer.cornerRadius = VDSFormControls.borderradius
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addSubview(label)
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label.pinToSuperView(.init(top: 2, left: 4, bottom: 2, right: 4))
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maxWidthConstraint = label.widthAnchor.constraint(lessThanOrEqualToConstant: 100)
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minWidthConstraint = label.widthAnchor.constraint(greaterThanOrEqualToConstant: 23)
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minWidthConstraint?.isActive = true
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}
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public override func reset() {
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super.reset()
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label.reset()
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label.lineBreakMode = .byTruncatingTail
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label.textPosition = .left
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label.typograpicalStyle = .BoldBodySmall
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fillColor = .red
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text = ""
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maxWidth = nil
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numberOfLines = 1
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accessibilityHintEnabled = nil
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accessibilityHintDisabled = nil
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accessibilityValueEnabled = nil
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accessibilityValueDisabled = nil
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accessibilityLabelEnabled = nil
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accessibilityLabelDisabled = nil
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setAccessibilityLabel()
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}
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//--------------------------------------------------
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// MARK: - Configuration
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//--------------------------------------------------
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private var backgroundColorConfig: StateColorConfiguration<BadgeFillColor> = {
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let config = StateColorConfiguration<BadgeFillColor>()
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config.setSurfaceColors(VDSColor.backgroundBrandhighlight, VDSColor.backgroundBrandhighlight, forState: .red)
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config.setSurfaceColors(VDSColor.paletteYellow62, VDSColor.paletteYellow62, forState: .yellow)
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config.setSurfaceColors(VDSColor.paletteGreen26, VDSColor.paletteGreen34, forState: .green)
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config.setSurfaceColors(VDSColor.paletteOrange39, VDSColor.paletteOrange46, forState: .orange)
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config.setSurfaceColors(VDSColor.paletteBlue35, VDSColor.paletteBlue45, forState: .blue)
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config.setSurfaceColors(VDSColor.paletteBlack, VDSColor.paletteBlack, forState: .black)
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config.setSurfaceColors(VDSColor.paletteWhite, VDSColor.paletteWhite, forState: .white)
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return config
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}()
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private var textColorConfig = ViewColorConfiguration()
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public func updateTextColorConfig() {
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textColorConfig.reset()
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switch fillColor {
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case .red, .black:
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textColorConfig.setSurfaceColors(VDSColor.elementsPrimaryOndark, VDSColor.elementsPrimaryOndark, forDisabled: false)
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textColorConfig.setSurfaceColors(VDSColor.elementsPrimaryOndark, VDSColor.elementsPrimaryOndark, forDisabled: true)
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case .yellow, .white:
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textColorConfig.setSurfaceColors(VDSColor.elementsPrimaryOnlight, VDSColor.elementsPrimaryOnlight, forDisabled: false)
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textColorConfig.setSurfaceColors(VDSColor.elementsPrimaryOnlight, VDSColor.elementsPrimaryOnlight, forDisabled: true)
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case .orange, .green, .blue:
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textColorConfig.setSurfaceColors(VDSColor.elementsPrimaryOndark, VDSColor.elementsPrimaryOnlight, forDisabled: false)
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textColorConfig.setSurfaceColors(VDSColor.elementsPrimaryOndark, VDSColor.elementsPrimaryOnlight, forDisabled: true)
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}
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}
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//--------------------------------------------------
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// MARK: - State
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//--------------------------------------------------
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open override func updateView() {
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updateTextColorConfig()
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backgroundColor = backgroundColorConfig.getColor(surface, forState: fillColor)
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label.textColorConfiguration = textColorConfig.eraseToAnyColorable()
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label.numberOfLines = numberOfLines
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label.text = text
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label.surface = surface
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label.disabled = disabled
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if let maxWidth = maxWidth, let minWidth = minWidthConstraint?.constant, maxWidth > minWidth {
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maxWidthConstraint?.constant = maxWidth
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maxWidthConstraint?.isActive = true
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} else {
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maxWidthConstraint?.isActive = false
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}
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setAccessibilityLabel()
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}
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}
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