Swiftgram/submodules/SettingsUI/Sources/Themes/WallpaperPatternPanelNode.swift
2021-06-10 01:15:00 +04:00

507 lines
20 KiB
Swift

import Foundation
import UIKit
import AsyncDisplayKit
import SwiftSignalKit
import Display
import TelegramCore
import SyncCore
import TelegramPresentationData
import LegacyComponents
import AccountContext
import MergeLists
private let itemSize = CGSize(width: 88.0, height: 88.0)
private let inset: CGFloat = 12.0
private func intensityToSliderValue(_ value: Int32, allowDark: Bool) -> CGFloat {
if allowDark {
if value < 0 {
return max(0.0, min(100.0, CGFloat(abs(value))))
} else {
return 100.0 + max(0.0, min(100.0, CGFloat(value)))
}
} else {
return CGFloat(max(value, 0)) * 2.0
}
}
private func sliderValueToIntensity(_ value: CGFloat, allowDark: Bool) -> Int32 {
if allowDark {
if value < 100.0 {
return -Int32(value)
} else {
return Int32(value - 100.0)
}
} else {
return Int32(value / 2.0)
}
}
private struct WallpaperPatternEntry: Comparable, Identifiable {
let index: Int
let wallpaper: TelegramWallpaper
let selected: Bool
var stableId: Int64 {
if case let .file(file) = self.wallpaper {
return file.id
} else {
return Int64(self.index)
}
}
static func ==(lhs: WallpaperPatternEntry, rhs: WallpaperPatternEntry) -> Bool {
if lhs.index != rhs.index {
return false
}
if lhs.wallpaper != rhs.wallpaper {
return false
}
return true
}
static func <(lhs: WallpaperPatternEntry, rhs: WallpaperPatternEntry) -> Bool {
return lhs.index < rhs.index
}
func item(context: AccountContext, action: @escaping (TelegramWallpaper) -> Void) -> ListViewItem {
return WallpaperPatternItem(context: context, wallpaper: self.wallpaper, selected: self.selected, action: action)
}
}
private class WallpaperPatternItem: ListViewItem {
let context: AccountContext
let wallpaper: TelegramWallpaper
let selected: Bool
let action: (TelegramWallpaper) -> Void
public init(context: AccountContext, wallpaper: TelegramWallpaper, selected: Bool, action: @escaping (TelegramWallpaper) -> Void) {
self.context = context
self.wallpaper = wallpaper
self.selected = selected
self.action = action
}
public func nodeConfiguredForParams(async: @escaping (@escaping () -> Void) -> Void, params: ListViewItemLayoutParams, synchronousLoads: Bool, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> (Signal<Void, NoError>?, (ListViewItemApply) -> Void)) -> Void) {
async {
let node = WallpaperPatternItemNode()
let (nodeLayout, apply) = node.asyncLayout()(self, params)
node.insets = nodeLayout.insets
node.contentSize = nodeLayout.contentSize
Queue.mainQueue().async {
completion(node, {
return (nil, { _ in
apply(false)
})
})
}
}
}
public func updateNode(async: @escaping (@escaping () -> Void) -> Void, node: @escaping () -> ListViewItemNode, params: ListViewItemLayoutParams, previousItem: ListViewItem?, nextItem: ListViewItem?, animation: ListViewItemUpdateAnimation, completion: @escaping (ListViewItemNodeLayout, @escaping (ListViewItemApply) -> Void) -> Void) {
Queue.mainQueue().async {
assert(node() is WallpaperPatternItemNode)
if let nodeValue = node() as? WallpaperPatternItemNode {
let layout = nodeValue.asyncLayout()
async {
let (nodeLayout, apply) = layout(self, params)
Queue.mainQueue().async {
completion(nodeLayout, { _ in
apply(animation.isAnimated)
})
}
}
}
}
}
public var selectable = true
public func selected(listView: ListView) {
self.action(self.wallpaper)
}
}
private final class WallpaperPatternItemNode : ListViewItemNode {
private let wallpaperNode: SettingsThemeWallpaperNode
var item: WallpaperPatternItem?
init() {
self.wallpaperNode = SettingsThemeWallpaperNode()
super.init(layerBacked: false, dynamicBounce: false, rotated: false, seeThrough: false)
self.addSubnode(self.wallpaperNode)
}
override func didLoad() {
super.didLoad()
self.layer.sublayerTransform = CATransform3DMakeRotation(CGFloat.pi / 2.0, 0.0, 0.0, 1.0)
}
func asyncLayout() -> (WallpaperPatternItem, ListViewItemLayoutParams) -> (ListViewItemNodeLayout, (Bool) -> Void) {
let currentItem = self.item
return { [weak self] item, params in
var updatedWallpaper = false
var updatedSelected = false
if currentItem?.wallpaper != item.wallpaper {
updatedWallpaper = true
}
if currentItem?.selected != item.selected {
updatedSelected = true
}
let itemLayout = ListViewItemNodeLayout(contentSize: CGSize(width: 112.0, height: 112.0), insets: UIEdgeInsets())
return (itemLayout, { animated in
if let strongSelf = self {
strongSelf.item = item
strongSelf.wallpaperNode.frame = CGRect(x: 0.0, y: 12.0, width: itemSize.width, height: itemSize.height)
}
})
}
}
override func animateInsertion(_ currentTimestamp: Double, duration: Double, short: Bool) {
super.animateInsertion(currentTimestamp, duration: duration, short: short)
self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
}
override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
super.animateRemoved(currentTimestamp, duration: duration)
self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
}
override func animateAdded(_ currentTimestamp: Double, duration: Double) {
super.animateAdded(currentTimestamp, duration: duration)
self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
}
}
final class WallpaperPatternPanelNode: ASDisplayNode {
private let context: AccountContext
private var theme: PresentationTheme
private let backgroundNode: NavigationBackgroundNode
private let topSeparatorNode: ASDisplayNode
let scrollNode: ASScrollNode
private let titleNode: ImmediateTextNode
private let labelNode: ImmediateTextNode
private var sliderView: TGPhotoEditorSliderView?
private var disposable: Disposable?
var wallpapers: [TelegramWallpaper] = []
private var currentWallpaper: TelegramWallpaper?
var serviceBackgroundColor: UIColor = UIColor(rgb: 0x748698) {
didSet {
guard let nodes = self.scrollNode.subnodes else {
return
}
for case let node as SettingsThemeWallpaperNode in nodes {
node.setOverlayBackgroundColor(self.serviceBackgroundColor.withAlphaComponent(0.4))
}
}
}
var backgroundColors: ([UInt32], Int32?, Int32?)? = nil {
didSet {
var updated = false
if oldValue?.0 != self.backgroundColors?.0 || oldValue?.1 != self.backgroundColors?.1 {
updated = true
} else if oldValue?.2 != self.backgroundColors?.2 {
if let oldIntensity = oldValue?.2, let newIntensity = self.backgroundColors?.2 {
if (oldIntensity < 0) != (newIntensity < 0) {
updated = true
}
} else if (oldValue?.2 != nil) != (self.backgroundColors?.2 != nil) {
updated = true
}
}
if updated {
self.updateWallpapers()
}
}
}
private var validLayout: CGSize?
var patternChanged: ((TelegramWallpaper?, Int32?, Bool) -> Void)?
private let allowDark: Bool
init(context: AccountContext, theme: PresentationTheme, strings: PresentationStrings) {
self.context = context
self.theme = theme
self.allowDark = theme.overallDarkAppearance
self.backgroundNode = NavigationBackgroundNode(color: theme.chat.inputPanel.panelBackgroundColor)
self.topSeparatorNode = ASDisplayNode()
self.topSeparatorNode.backgroundColor = self.theme.chat.inputPanel.panelSeparatorColor
self.scrollNode = ASScrollNode()
self.titleNode = ImmediateTextNode()
self.titleNode.attributedText = NSAttributedString(string: strings.WallpaperPreview_PatternTitle, font: Font.bold(17.0), textColor: theme.rootController.navigationBar.primaryTextColor)
self.labelNode = ImmediateTextNode()
self.labelNode.attributedText = NSAttributedString(string: strings.WallpaperPreview_PatternIntensity, font: Font.regular(14.0), textColor: theme.rootController.navigationBar.primaryTextColor)
super.init()
self.allowsGroupOpacity = true
self.addSubnode(self.backgroundNode)
self.addSubnode(self.topSeparatorNode)
self.addSubnode(self.scrollNode)
self.addSubnode(self.titleNode)
self.addSubnode(self.labelNode)
self.disposable = ((telegramWallpapers(postbox: context.account.postbox, network: context.account.network)
|> map { wallpapers in
return wallpapers.filter { wallpaper in
if case let .file(file) = wallpaper, wallpaper.isPattern, file.file.mimeType != "image/webp" {
return true
} else {
return false
}
}
}
|> deliverOnMainQueue).start(next: { [weak self] wallpapers in
if let strongSelf = self {
strongSelf.wallpapers = wallpapers
strongSelf.updateWallpapers()
}
}))
}
deinit {
self.disposable?.dispose()
}
override func didLoad() {
super.didLoad()
self.scrollNode.view.showsHorizontalScrollIndicator = false
self.scrollNode.view.showsVerticalScrollIndicator = false
self.scrollNode.view.alwaysBounceHorizontal = true
let sliderView = TGPhotoEditorSliderView()
sliderView.disableSnapToPositions = true
sliderView.trackCornerRadius = 1.0
sliderView.lineSize = 2.0
sliderView.startValue = 0.0
sliderView.minimumValue = 0.0
sliderView.maximumValue = 200.0
if self.allowDark {
sliderView.positionsCount = 3
}
sliderView.useLinesForPositions = true
sliderView.value = intensityToSliderValue(50, allowDark: self.allowDark)
sliderView.disablesInteractiveTransitionGestureRecognizer = true
sliderView.backgroundColor = .clear
sliderView.backColor = self.theme.list.disclosureArrowColor
sliderView.trackColor = sliderView.backColor//self.theme.list.itemAccentColor
self.view.addSubview(sliderView)
sliderView.addTarget(self, action: #selector(self.sliderValueChanged), for: .valueChanged)
self.sliderView = sliderView
}
func updateWallpapers() {
guard let subnodes = self.scrollNode.subnodes else {
return
}
for node in subnodes {
node.removeFromSupernode()
}
let backgroundColors = self.backgroundColors ?? ([0xd6e2ee], nil, nil)
let intensity: Int32 = backgroundColors.2.flatMap { value in
if value < 0 {
return -80
} else {
return 80
}
} ?? 80
var selectedFileId: Int64?
if let currentWallpaper = self.currentWallpaper, case let .file(file) = currentWallpaper {
selectedFileId = file.id
}
for wallpaper in self.wallpapers {
let node = SettingsThemeWallpaperNode(overlayBackgroundColor: self.serviceBackgroundColor.withAlphaComponent(0.4))
node.clipsToBounds = true
node.cornerRadius = 5.0
var updatedWallpaper = wallpaper
if case let .file(file) = updatedWallpaper {
let settings = WallpaperSettings(colors: backgroundColors.0, intensity: intensity, rotation: backgroundColors.1)
updatedWallpaper = .file(id: file.id, accessHash: file.accessHash, isCreator: file.isCreator, isDefault: file.isDefault, isPattern: updatedWallpaper.isPattern, isDark: file.isDark, slug: file.slug, file: file.file, settings: settings)
}
var selected = false
if case let .file(file) = wallpaper, file.id == selectedFileId {
selected = true
}
node.setWallpaper(context: self.context, wallpaper: updatedWallpaper, selected: selected, size: itemSize)
node.pressed = { [weak self, weak node] in
if let strongSelf = self {
strongSelf.currentWallpaper = updatedWallpaper
if let sliderView = strongSelf.sliderView {
strongSelf.patternChanged?(updatedWallpaper, sliderValueToIntensity(sliderView.value, allowDark: strongSelf.allowDark), false)
}
if let subnodes = strongSelf.scrollNode.subnodes {
for case let subnode as SettingsThemeWallpaperNode in subnodes {
let selected = node === subnode
subnode.setSelected(selected, animated: true)
if selected {
strongSelf.scrollToNode(subnode, animated: true)
}
}
}
}
}
self.scrollNode.addSubnode(node)
}
self.scrollNode.view.contentSize = CGSize(width: (itemSize.width + inset) * CGFloat(wallpapers.count) + inset, height: 112.0)
self.layoutItemNodes(transition: .immediate)
}
func updateTheme(_ theme: PresentationTheme) {
self.theme = theme
self.backgroundNode.color = self.theme.chat.inputPanel.panelBackgroundColor
self.topSeparatorNode.backgroundColor = self.theme.chat.inputPanel.panelSeparatorColor
self.sliderView?.backColor = self.theme.list.disclosureArrowColor
self.sliderView?.trackColor = self.theme.list.itemAccentColor
self.titleNode.attributedText = NSAttributedString(string: self.labelNode.attributedText?.string ?? "", font: Font.bold(17.0), textColor: self.theme.rootController.navigationBar.primaryTextColor)
self.labelNode.attributedText = NSAttributedString(string: self.labelNode.attributedText?.string ?? "", font: Font.regular(14.0), textColor: self.theme.rootController.navigationBar.primaryTextColor)
if let size = self.validLayout {
self.updateLayout(size: size, transition: .immediate)
}
}
@objc func sliderValueChanged() {
guard let sliderView = self.sliderView else {
return
}
if let wallpaper = self.currentWallpaper {
self.patternChanged?(wallpaper, sliderValueToIntensity(sliderView.value, allowDark: self.allowDark), sliderView.isTracking)
}
}
func didAppear(initialWallpaper: TelegramWallpaper? = nil, intensity: Int32? = nil) {
let wallpaper: TelegramWallpaper?
switch initialWallpaper {
case let .file(id, accessHash, isCreator, isDefault, isPattern, isDark, slug, file, _):
wallpaper = .file(id: id, accessHash: accessHash, isCreator: isCreator, isDefault: isDefault, isPattern: isPattern, isDark: isDark, slug: slug, file: file, settings: self.wallpapers[0].settings ?? WallpaperSettings())
default:
wallpaper = self.wallpapers.first
}
if let wallpaper = wallpaper {
var selectedFileId: Int64?
if case let .file(file) = wallpaper {
selectedFileId = file.id
}
self.currentWallpaper = wallpaper
self.sliderView?.value = intensity.flatMap { intensityToSliderValue($0, allowDark: self.allowDark) } ?? intensityToSliderValue(50, allowDark: self.allowDark)
self.scrollNode.view.contentOffset = CGPoint()
var selectedNode: SettingsThemeWallpaperNode?
if let subnodes = self.scrollNode.subnodes {
for case let subnode as SettingsThemeWallpaperNode in subnodes {
var selected = false
if case let .file(file) = subnode.wallpaper, file.id == selectedFileId {
selected = true
selectedNode = subnode
}
subnode.setSelected(selected, animated: false)
}
}
if let wallpaper = self.currentWallpaper, let sliderView = self.sliderView {
self.patternChanged?(wallpaper, sliderValueToIntensity(sliderView.value, allowDark: self.allowDark), false)
}
if let selectedNode = selectedNode {
self.scrollToNode(selectedNode)
}
}
}
private func scrollToNode(_ node: SettingsThemeWallpaperNode, animated: Bool = false) {
let bounds = self.scrollNode.view.bounds
let frame = node.frame.insetBy(dx: -48.0, dy: 0.0)
if frame.minX < bounds.minX || frame.maxX > bounds.maxX {
let transition: ContainedViewLayoutTransition = animated ? .animated(duration: 0.3, curve: .easeInOut) : .immediate
var origin = CGPoint()
if frame.minX < bounds.minX {
origin.x = max(0.0, frame.minX)
} else if frame.maxX > bounds.maxX {
origin.x = min(self.scrollNode.view.contentSize.width - bounds.width, frame.maxX - bounds.width)
}
transition.updateBounds(node: self.scrollNode, bounds: CGRect(origin: origin, size: self.scrollNode.frame.size))
}
}
func updateLayout(size: CGSize, transition: ContainedViewLayoutTransition) {
self.validLayout = size
transition.updateFrame(node: self.backgroundNode, frame: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height))
self.backgroundNode.update(size: self.backgroundNode.bounds.size, transition: transition)
transition.updateFrame(node: self.topSeparatorNode, frame: CGRect(x: 0.0, y: 0.0, width: size.width, height: UIScreenPixel))
let titleSize = self.titleNode.updateLayout(self.bounds.size)
transition.updateFrame(node: self.titleNode, frame: CGRect(origin: CGPoint(x: floor((self.bounds.width - titleSize.width) / 2.0), y: 19.0), size: titleSize))
let scrollViewFrame = CGRect(x: 0.0, y: 52.0, width: size.width, height: 114.0)
transition.updateFrame(node: self.scrollNode, frame: scrollViewFrame)
let labelSize = self.labelNode.updateLayout(self.bounds.size)
var combinedHeight = labelSize.height + 34.0
var originY: CGFloat = scrollViewFrame.maxY + floor((size.height - scrollViewFrame.maxY - combinedHeight) / 2.0)
transition.updateFrame(node: self.labelNode, frame: CGRect(origin: CGPoint(x: 14.0, y: originY), size: labelSize))
self.sliderView?.frame = CGRect(origin: CGPoint(x: 15.0, y: originY + 8.0), size: CGSize(width: size.width - 15.0 * 2.0, height: 44.0))
self.layoutItemNodes(transition: transition)
}
private func layoutItemNodes(transition: ContainedViewLayoutTransition) {
var offset: CGFloat = 12.0
if let subnodes = self.scrollNode.subnodes {
for node in subnodes {
transition.updateFrame(node: node, frame: CGRect(x: offset, y: 12.0, width: itemSize.width, height: itemSize.height))
offset += inset + itemSize.width
}
}
}
}