mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
310 lines
14 KiB
Swift
310 lines
14 KiB
Swift
import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import TelegramPresentationData
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import Postbox
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import SyncCore
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import AccountContext
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private let timezoneOffset: Int32 = {
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let nowTimestamp = Int32(CFAbsoluteTimeGetCurrent() + NSTimeIntervalSince1970)
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var now: time_t = time_t(nowTimestamp)
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var timeinfoNow: tm = tm()
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localtime_r(&now, &timeinfoNow)
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return Int32(timeinfoNow.tm_gmtoff)
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}()
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private let granularity: Int32 = 60 * 60 * 24
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final class ChatMessageDateHeader: ListViewItemHeader {
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private let timestamp: Int32
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private let roundedTimestamp: Int32
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private let scheduled: Bool
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let id: Int64
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let presentationData: ChatPresentationData
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let context: AccountContext
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let action: ((Int32) -> Void)?
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init(timestamp: Int32, scheduled: Bool, presentationData: ChatPresentationData, context: AccountContext, action: ((Int32) -> Void)? = nil) {
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self.timestamp = timestamp
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self.scheduled = scheduled
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self.presentationData = presentationData
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self.context = context
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self.action = action
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if timestamp == scheduleWhenOnlineTimestamp {
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self.roundedTimestamp = scheduleWhenOnlineTimestamp
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} else if timestamp == Int32.max {
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self.roundedTimestamp = timestamp / (granularity) * (granularity)
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} else {
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self.roundedTimestamp = ((timestamp + timezoneOffset) / (granularity)) * (granularity)
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}
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self.id = Int64(self.roundedTimestamp)
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}
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let stickDirection: ListViewItemHeaderStickDirection = .bottom
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let height: CGFloat = 34.0
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func node() -> ListViewItemHeaderNode {
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return ChatMessageDateHeaderNode(localTimestamp: self.roundedTimestamp, scheduled: self.scheduled, presentationData: self.presentationData, context: self.context, action: self.action)
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}
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func updateNode(_ node: ListViewItemHeaderNode, previous: ListViewItemHeader?, next: ListViewItemHeader?) {
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guard let node = node as? ChatMessageDateHeaderNode, let next = next as? ChatMessageDateHeader else {
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return
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}
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node.updatePresentationData(next.presentationData, context: next.context)
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}
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}
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private func monthAtIndex(_ index: Int, strings: PresentationStrings) -> String {
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switch index {
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case 0:
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return strings.Month_GenJanuary
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case 1:
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return strings.Month_GenFebruary
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case 2:
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return strings.Month_GenMarch
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case 3:
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return strings.Month_GenApril
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case 4:
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return strings.Month_GenMay
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case 5:
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return strings.Month_GenJune
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case 6:
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return strings.Month_GenJuly
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case 7:
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return strings.Month_GenAugust
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case 8:
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return strings.Month_GenSeptember
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case 9:
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return strings.Month_GenOctober
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case 10:
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return strings.Month_GenNovember
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case 11:
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return strings.Month_GenDecember
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default:
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return ""
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}
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}
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final class ChatMessageDateHeaderNode: ListViewItemHeaderNode {
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let labelNode: TextNode
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let backgroundNode: NavigationBackgroundNode
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let stickBackgroundNode: ASImageNode
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let activateArea: AccessibilityAreaNode
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private let localTimestamp: Int32
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private var presentationData: ChatPresentationData
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private let context: AccountContext
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private let text: String
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private var flashingOnScrolling = false
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private var stickDistanceFactor: CGFloat = 0.0
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private var action: ((Int32) -> Void)? = nil
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init(localTimestamp: Int32, scheduled: Bool, presentationData: ChatPresentationData, context: AccountContext, action: ((Int32) -> Void)? = nil) {
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self.presentationData = presentationData
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self.context = context
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self.localTimestamp = localTimestamp
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self.action = action
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self.labelNode = TextNode()
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self.labelNode.isUserInteractionEnabled = false
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self.labelNode.displaysAsynchronously = !presentationData.isPreview
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self.backgroundNode = NavigationBackgroundNode(color: .clear)
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self.backgroundNode.isUserInteractionEnabled = false
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self.stickBackgroundNode = ASImageNode()
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self.stickBackgroundNode.isLayerBacked = true
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self.stickBackgroundNode.displayWithoutProcessing = true
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self.stickBackgroundNode.displaysAsynchronously = false
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let nowTimestamp = Int32(CFAbsoluteTimeGetCurrent() + NSTimeIntervalSince1970)
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var t: time_t = time_t(localTimestamp)
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var timeinfo: tm = tm()
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gmtime_r(&t, &timeinfo)
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var now: time_t = time_t(nowTimestamp)
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var timeinfoNow: tm = tm()
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localtime_r(&now, &timeinfoNow)
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var text: String
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if timeinfo.tm_year == timeinfoNow.tm_year {
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if timeinfo.tm_yday == timeinfoNow.tm_yday {
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text = presentationData.strings.Weekday_Today
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} else {
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text = presentationData.strings.Date_ChatDateHeader(monthAtIndex(Int(timeinfo.tm_mon), strings: presentationData.strings), "\(timeinfo.tm_mday)").0
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}
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} else {
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text = presentationData.strings.Date_ChatDateHeaderYear(monthAtIndex(Int(timeinfo.tm_mon), strings: presentationData.strings), "\(timeinfo.tm_mday)", "\(1900 + timeinfo.tm_year)").0
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}
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if scheduled {
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if localTimestamp == scheduleWhenOnlineTimestamp {
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text = presentationData.strings.ScheduledMessages_ScheduledOnline
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} else if timeinfo.tm_year == timeinfoNow.tm_year && timeinfo.tm_yday == timeinfoNow.tm_yday {
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text = presentationData.strings.ScheduledMessages_ScheduledToday
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} else {
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text = presentationData.strings.ScheduledMessages_ScheduledDate(text).0
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}
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}
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self.text = text
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self.activateArea = AccessibilityAreaNode()
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self.activateArea.accessibilityTraits = .staticText
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super.init(layerBacked: false, dynamicBounce: true, isRotated: true, seeThrough: false)
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self.transform = CATransform3DMakeRotation(CGFloat.pi, 0.0, 0.0, 1.0)
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let graphics = PresentationResourcesChat.principalGraphics(theme: presentationData.theme.theme, wallpaper: presentationData.theme.wallpaper, bubbleCorners: presentationData.chatBubbleCorners)
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//self.backgroundNode.image = graphics.dateStaticBackground
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self.backgroundNode.updateColor(color: selectDateFillStaticColor(theme: presentationData.theme.theme, wallpaper: presentationData.theme.wallpaper), enableBlur: dateFillNeedsBlur(theme: presentationData.theme.theme, wallpaper: presentationData.theme.wallpaper), transition: .immediate)
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self.stickBackgroundNode.image = graphics.dateFloatingBackground
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self.stickBackgroundNode.alpha = 0.0
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//self.backgroundNode.addSubnode(self.stickBackgroundNode)
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self.addSubnode(self.backgroundNode)
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self.addSubnode(self.labelNode)
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self.addSubnode(self.activateArea)
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let titleFont = Font.medium(min(18.0, floor(presentationData.fontSize.baseDisplaySize * 13.0 / 17.0)))
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let attributedString = NSAttributedString(string: text, font: titleFont, textColor: bubbleVariableColor(variableColor: presentationData.theme.theme.chat.serviceMessage.dateTextColor, wallpaper: presentationData.theme.wallpaper))
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let labelLayout = TextNode.asyncLayout(self.labelNode)
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self.activateArea.accessibilityLabel = text
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let (size, apply) = labelLayout(TextNodeLayoutArguments(attributedString: attributedString, backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: 320.0, height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
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let _ = apply()
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self.labelNode.frame = CGRect(origin: CGPoint(), size: size.size)
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}
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override func didLoad() {
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super.didLoad()
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self.view.addGestureRecognizer(ListViewTapGestureRecognizer(target: self, action: #selector(self.tapGesture(_:))))
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}
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func updatePresentationData(_ presentationData: ChatPresentationData, context: AccountContext) {
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let previousPresentationData = self.presentationData
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self.presentationData = presentationData
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let graphics = PresentationResourcesChat.principalGraphics(theme: presentationData.theme.theme, wallpaper: presentationData.theme.wallpaper, bubbleCorners: presentationData.chatBubbleCorners)
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//self.backgroundNode.image = graphics.dateStaticBackground
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self.backgroundNode.updateColor(color: selectDateFillStaticColor(theme: presentationData.theme.theme, wallpaper: presentationData.theme.wallpaper), enableBlur: dateFillNeedsBlur(theme: presentationData.theme.theme, wallpaper: presentationData.theme.wallpaper), transition: .immediate)
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self.stickBackgroundNode.image = graphics.dateFloatingBackground
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let titleFont = Font.medium(min(18.0, floor(presentationData.fontSize.baseDisplaySize * 13.0 / 17.0)))
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let attributedString = NSAttributedString(string: self.text, font: titleFont, textColor: bubbleVariableColor(variableColor: presentationData.theme.theme.chat.serviceMessage.dateTextColor, wallpaper: presentationData.theme.wallpaper))
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let labelLayout = TextNode.asyncLayout(self.labelNode)
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let (size, apply) = labelLayout(TextNodeLayoutArguments(attributedString: attributedString, backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: 320.0, height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
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let _ = apply()
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if presentationData.fontSize != previousPresentationData.fontSize {
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self.labelNode.bounds = CGRect(origin: CGPoint(), size: size.size)
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}
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self.setNeedsLayout()
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}
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func updateBackgroundColor(color: UIColor, enableBlur: Bool) {
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self.backgroundNode.updateColor(color: color, enableBlur: enableBlur, transition: .immediate)
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/*let chatDateSize: CGFloat = 20.0
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self.backgroundNode.image = generateImage(CGSize(width: chatDateSize, height: chatDateSize), contextGenerator: { size, context -> Void in
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context.clear(CGRect(origin: CGPoint(), size: size))
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context.setFillColor(color.cgColor)
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context.fillEllipse(in: CGRect(origin: CGPoint(), size: size))
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})!.stretchableImage(withLeftCapWidth: Int(chatDateSize) / 2, topCapHeight: Int(chatDateSize) / 2)*/
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}
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override func updateLayout(size: CGSize, leftInset: CGFloat, rightInset: CGFloat) {
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let chatDateSize: CGFloat = 20.0
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let chatDateInset: CGFloat = 6.0
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let labelSize = self.labelNode.bounds.size
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let backgroundSize = CGSize(width: labelSize.width + chatDateInset * 2.0, height: chatDateSize)
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let backgroundFrame = CGRect(origin: CGPoint(x: floorToScreenPixels((size.width - backgroundSize.width) / 2.0), y: (34.0 - chatDateSize) / 2.0), size: backgroundSize)
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self.stickBackgroundNode.frame = CGRect(origin: CGPoint(), size: backgroundFrame.size)
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self.backgroundNode.frame = backgroundFrame
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self.backgroundNode.update(size: backgroundFrame.size, cornerRadius: backgroundFrame.size.height / 2.0, transition: .immediate)
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self.labelNode.frame = CGRect(origin: CGPoint(x: backgroundFrame.origin.x + chatDateInset, y: backgroundFrame.origin.y + floorToScreenPixels((backgroundSize.height - labelSize.height) / 2.0)), size: labelSize)
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self.activateArea.frame = backgroundFrame
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}
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override func updateStickDistanceFactor(_ factor: CGFloat, transition: ContainedViewLayoutTransition) {
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if !self.stickDistanceFactor.isEqual(to: factor) {
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self.stickBackgroundNode.alpha = factor
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let wasZero = self.stickDistanceFactor < 0.5
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let isZero = factor < 0.5
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self.stickDistanceFactor = factor
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if wasZero != isZero {
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var animated = true
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if case .immediate = transition {
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animated = false
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}
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self.updateFlashing(animated: animated)
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}
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}
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}
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override func updateFlashingOnScrolling(_ isFlashingOnScrolling: Bool, animated: Bool) {
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self.flashingOnScrolling = isFlashingOnScrolling
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self.updateFlashing(animated: animated)
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}
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private func updateFlashing(animated: Bool) {
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let flashing = self.flashingOnScrolling || self.stickDistanceFactor < 0.5
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let alpha: CGFloat = flashing ? 1.0 : 0.0
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let previousAlpha = self.backgroundNode.alpha
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if !previousAlpha.isEqual(to: alpha) {
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self.backgroundNode.alpha = alpha
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self.labelNode.alpha = alpha
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if animated {
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let duration: Double = flashing ? 0.3 : 0.4
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self.backgroundNode.layer.animateAlpha(from: previousAlpha, to: alpha, duration: duration)
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self.labelNode.layer.animateAlpha(from: previousAlpha, to: alpha, duration: duration)
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}
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}
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}
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override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
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if !self.bounds.contains(point) {
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return nil
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}
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if self.labelNode.alpha.isZero {
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return nil
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}
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if self.backgroundNode.frame.contains(point) {
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return self.view
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}
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return nil
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}
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override func touchesCancelled(_ touches: Set<UITouch>?, with event: UIEvent?) {
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super.touchesCancelled(touches, with: event)
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}
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@objc func tapGesture(_ recognizer: ListViewTapGestureRecognizer) {
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if case .ended = recognizer.state {
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self.action?(self.localTimestamp)
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}
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}
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}
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