mirror of
https://github.com/Swiftgram/Telegram-iOS.git
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378 lines
14 KiB
Swift
378 lines
14 KiB
Swift
import Foundation
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import UIKit
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import Display
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import ComponentFlow
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import ComponentDisplayAdapters
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import TelegramPresentationData
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final class StorageUsagePanelEnvironment: Equatable {
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let theme: PresentationTheme
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let strings: PresentationStrings
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let containerInsets: UIEdgeInsets
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init(
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theme: PresentationTheme,
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strings: PresentationStrings,
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containerInsets: UIEdgeInsets
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) {
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self.theme = theme
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self.strings = strings
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self.containerInsets = containerInsets
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}
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static func ==(lhs: StorageUsagePanelEnvironment, rhs: StorageUsagePanelEnvironment) -> Bool {
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if lhs.theme !== rhs.theme {
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return false
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}
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if lhs.strings !== rhs.strings {
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return false
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}
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if lhs.containerInsets != rhs.containerInsets {
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return false
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}
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return true
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}
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}
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private final class StorageUsageHeaderItemComponent: CombinedComponent {
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let theme: PresentationTheme
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let title: String
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init(
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theme: PresentationTheme,
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title: String
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) {
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self.theme = theme
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self.title = title
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}
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static func ==(lhs: StorageUsageHeaderItemComponent, rhs: StorageUsageHeaderItemComponent) -> Bool {
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if lhs.theme !== rhs.theme {
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return false
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}
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if lhs.title != rhs.title {
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return false
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}
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return true
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}
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static var body: Body {
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let text = Child(Text.self)
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return { context in
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let text = text.update(
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component: Text(text: context.component.title, font: Font.semibold(15.0), color: context.component.theme.list.itemAccentColor),
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availableSize: context.availableSize,
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transition: .immediate
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)
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context.add(text.position(CGPoint(x: text.size.width * 0.5, y: text.size.height * 0.5)))
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return text.size
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}
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}
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}
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private final class StorageUsageHeaderComponent: Component {
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struct Item: Equatable {
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let id: AnyHashable
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let title: String
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init(
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id: AnyHashable,
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title: String
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) {
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self.id = id
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self.title = title
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}
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}
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let theme: PresentationTheme
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let items: [Item]
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init(
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theme: PresentationTheme,
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items: [Item]
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) {
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self.theme = theme
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self.items = items
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}
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static func ==(lhs: StorageUsageHeaderComponent, rhs: StorageUsageHeaderComponent) -> Bool {
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if lhs.theme !== rhs.theme {
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return false
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}
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if lhs.items != rhs.items {
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return false
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}
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return true
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}
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class View: UIView {
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private var component: StorageUsageHeaderComponent?
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private var visibleItems: [AnyHashable: ComponentView<Empty>] = [:]
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private let activeItemLayer: SimpleLayer
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override init(frame: CGRect) {
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self.activeItemLayer = SimpleLayer()
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self.activeItemLayer.cornerRadius = 2.0
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self.activeItemLayer.maskedCorners = [.layerMinXMinYCorner, .layerMaxXMinYCorner]
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super.init(frame: frame)
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self.layer.addSublayer(self.activeItemLayer)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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func update(component: StorageUsageHeaderComponent, availableSize: CGSize, state: EmptyComponentState, environment: Environment<Empty>, transition: Transition) -> CGSize {
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let themeUpdated = self.component?.theme !== component.theme
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self.component = component
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var validIds = Set<AnyHashable>()
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for item in component.items {
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validIds.insert(item.id)
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let itemView: ComponentView<Empty>
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var itemTransition = transition
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if let current = self.visibleItems[item.id] {
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itemView = current
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} else {
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itemTransition = .immediate
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itemView = ComponentView()
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self.visibleItems[item.id] = itemView
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}
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let itemSize = itemView.update(
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transition: itemTransition,
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component: AnyComponent(StorageUsageHeaderItemComponent(
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theme: component.theme,
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title: item.title
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)),
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environment: {},
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containerSize: availableSize
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)
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let itemFrame = CGRect(origin: CGPoint(x: 34.0, y: floor((availableSize.height - itemSize.height) / 2.0)), size: itemSize)
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if let itemComponentView = itemView.view {
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if itemComponentView.superview == nil {
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self.addSubview(itemComponentView)
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}
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itemTransition.setFrame(view: itemComponentView, frame: itemFrame)
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}
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transition.setFrame(layer: self.activeItemLayer, frame: CGRect(origin: CGPoint(x: itemFrame.minX, y: availableSize.height - 3.0), size: CGSize(width: itemFrame.width, height: 3.0)))
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}
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if themeUpdated {
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self.activeItemLayer.backgroundColor = component.theme.list.itemAccentColor.cgColor
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}
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var removeIds: [AnyHashable] = []
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for (id, itemView) in self.visibleItems {
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if !validIds.contains(id) {
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removeIds.append(id)
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if let itemComponentView = itemView.view {
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itemComponentView.removeFromSuperview()
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}
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}
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}
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for id in removeIds {
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self.visibleItems.removeValue(forKey: id)
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}
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return availableSize
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}
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}
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func makeView() -> View {
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return View(frame: CGRect())
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}
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func update(view: View, availableSize: CGSize, state: EmptyComponentState, environment: Environment<Empty>, transition: Transition) -> CGSize {
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return view.update(component: self, availableSize: availableSize, state: state, environment: environment, transition: transition)
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}
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}
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final class StorageUsagePanelContainerComponent: Component {
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struct Item: Equatable {
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let id: AnyHashable
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let title: String
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let panel: AnyComponent<StorageUsagePanelEnvironment>
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init(
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id: AnyHashable,
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title: String,
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panel: AnyComponent<StorageUsagePanelEnvironment>
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) {
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self.id = id
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self.title = title
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self.panel = panel
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}
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}
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let theme: PresentationTheme
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let strings: PresentationStrings
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let insets: UIEdgeInsets
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let items: [Item]
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init(
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theme: PresentationTheme,
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strings: PresentationStrings,
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insets: UIEdgeInsets,
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items: [Item]
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) {
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self.theme = theme
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self.strings = strings
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self.insets = insets
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self.items = items
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}
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static func ==(lhs: StorageUsagePanelContainerComponent, rhs: StorageUsagePanelContainerComponent) -> Bool {
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if lhs.theme !== rhs.theme {
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return false
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}
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if lhs.strings !== rhs.strings {
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return false
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}
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if lhs.insets != rhs.insets {
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return false
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}
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if lhs.items != rhs.items {
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return false
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}
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return true
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}
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class View: UIView {
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private let topPanelBackgroundView: BlurredBackgroundView
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private let topPanelSeparatorLayer: SimpleLayer
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private let header = ComponentView<Empty>()
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private var component: StorageUsagePanelContainerComponent?
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private var visiblePanels: [AnyHashable: ComponentView<StorageUsagePanelEnvironment>] = [:]
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private var currentId: AnyHashable?
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override init(frame: CGRect) {
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self.topPanelBackgroundView = BlurredBackgroundView(color: nil, enableBlur: true)
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self.topPanelSeparatorLayer = SimpleLayer()
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super.init(frame: frame)
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self.addSubview(self.topPanelBackgroundView)
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self.layer.addSublayer(self.topPanelSeparatorLayer)
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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func update(component: StorageUsagePanelContainerComponent, availableSize: CGSize, state: EmptyComponentState, environment: Environment<Empty>, transition: Transition) -> CGSize {
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let themeUpdated = self.component?.theme !== component.theme
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self.component = component
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if themeUpdated {
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self.backgroundColor = component.theme.list.itemBlocksBackgroundColor
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self.topPanelBackgroundView.updateColor(color: component.theme.list.itemBlocksBackgroundColor.withAlphaComponent(0.8), transition: .immediate)
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self.topPanelSeparatorLayer.backgroundColor = component.theme.list.itemBlocksSeparatorColor.cgColor
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}
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let topPanelFrame = CGRect(origin: CGPoint(), size: CGSize(width: availableSize.width, height: 44.0))
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transition.setFrame(view: self.topPanelBackgroundView, frame: topPanelFrame)
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self.topPanelBackgroundView.update(size: topPanelFrame.size, transition: transition.containedViewLayoutTransition)
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transition.setFrame(layer: self.topPanelSeparatorLayer, frame: CGRect(origin: CGPoint(x: 0.0, y: topPanelFrame.maxY), size: CGSize(width: availableSize.width, height: UIScreenPixel)))
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let _ = self.header.update(
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transition: transition,
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component: AnyComponent(StorageUsageHeaderComponent(
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theme: component.theme,
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items: component.items.map { item -> StorageUsageHeaderComponent.Item in
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return StorageUsageHeaderComponent.Item(
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id: item.id,
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title: item.title
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)
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}
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)),
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environment: {},
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containerSize: topPanelFrame.size
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)
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if let headerView = self.header.view {
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if headerView.superview == nil {
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self.addSubview(headerView)
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}
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transition.setFrame(view: headerView, frame: topPanelFrame)
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}
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if let currentIdValue = self.currentId, !component.items.contains(where: { $0.id == currentIdValue }) {
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self.currentId = nil
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}
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if self.currentId == nil {
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self.currentId = component.items.first?.id
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}
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let childEnvironment = StorageUsagePanelEnvironment(
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theme: component.theme,
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strings: component.strings,
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containerInsets: UIEdgeInsets(top: topPanelFrame.height, left: component.insets.left, bottom: component.insets.bottom, right: component.insets.right)
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)
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var validIds = Set<AnyHashable>()
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if let currentId = self.currentId, let panelItem = component.items.first(where: { $0.id == currentId }) {
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validIds.insert(panelItem.id)
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let panel: ComponentView<StorageUsagePanelEnvironment>
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var panelTransition = transition
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if let current = self.visiblePanels[panelItem.id] {
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panel = current
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} else {
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panelTransition = .immediate
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panel = ComponentView()
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self.visiblePanels[panelItem.id] = panel
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}
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let _ = panel.update(
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transition: panelTransition,
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component: panelItem.panel,
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environment: {
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childEnvironment
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},
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containerSize: availableSize
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)
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if let panelView = panel.view {
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if panelView.superview == nil {
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self.insertSubview(panelView, belowSubview: self.topPanelBackgroundView)
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}
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panelTransition.setFrame(view: panelView, frame: CGRect(origin: CGPoint(), size: availableSize))
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}
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}
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var removeIds: [AnyHashable] = []
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for (id, panel) in self.visiblePanels {
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if !validIds.contains(id) {
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removeIds.append(id)
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if let panelView = panel.view {
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panelView.removeFromSuperview()
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}
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}
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}
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for id in removeIds {
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self.visiblePanels.removeValue(forKey: id)
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}
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return availableSize
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}
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}
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func makeView() -> View {
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return View(frame: CGRect())
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}
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func update(view: View, availableSize: CGSize, state: EmptyComponentState, environment: Environment<Empty>, transition: Transition) -> CGSize {
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return view.update(component: self, availableSize: availableSize, state: state, environment: environment, transition: transition)
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}
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}
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