Swiftgram/TelegramUI/ContactsPeerItem.swift
2016-11-03 23:02:21 +03:00

316 lines
16 KiB
Swift

import Foundation
import UIKit
import AsyncDisplayKit
import Postbox
import Display
import SwiftSignalKit
import TelegramCore
private let titleFont = Font.regular(17.0)
private let titleBoldFont = Font.medium(17.0)
private let statusFont = Font.regular(13.0)
class ContactsPeerItem: ListViewItem {
let account: Account
let peer: Peer?
let presence: PeerPresence?
let action: (Peer) -> Void
let selectable: Bool = true
let headerAccessoryItem: ListViewAccessoryItem?
init(account: Account, peer: Peer?, presence: PeerPresence?, index: PeerNameIndex?, action: @escaping (Peer) -> Void) {
self.account = account
self.peer = peer
self.presence = presence
self.action = action
if let index = index {
var letter: String = "#"
if let user = peer as? TelegramUser {
switch index {
case .firstNameFirst:
if let firstName = user.firstName, !firstName.isEmpty {
letter = firstName.substring(to: firstName.index(after: firstName.startIndex)).uppercased()
} else if let lastName = user.lastName, !lastName.isEmpty {
letter = lastName.substring(to: lastName.index(after: lastName.startIndex)).uppercased()
}
case .lastNameFirst:
if let lastName = user.lastName, !lastName.isEmpty {
letter = lastName.substring(to: lastName.index(after: lastName.startIndex)).uppercased()
} else if let firstName = user.firstName, !firstName.isEmpty {
letter = firstName.substring(to: firstName.index(after: firstName.startIndex)).uppercased()
}
}
} else if let group = peer as? TelegramGroup {
if !group.title.isEmpty {
letter = group.title.substring(to: group.title.index(after: group.title.startIndex)).uppercased()
}
} else if let channel = peer as? TelegramChannel {
if !channel.title.isEmpty {
letter = channel.title.substring(to: channel.title.index(after: channel.title.startIndex)).uppercased()
}
}
self.headerAccessoryItem = ContactsSectionHeaderAccessoryItem(sectionHeader: .letter(letter))
} else {
self.headerAccessoryItem = nil
}
}
func nodeConfiguredForWidth(async: @escaping (@escaping () -> Void) -> Void, width: CGFloat, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> Void) -> Void) {
async {
let node = ContactsPeerItemNode()
let makeLayout = node.asyncLayout()
var first = false
var last = false
if let headerAccessoryItem = self.headerAccessoryItem {
first = true
if let previousItem = previousItem, let previousHeaderItem = previousItem.headerAccessoryItem, previousHeaderItem.isEqualToItem(headerAccessoryItem) {
first = false
}
last = true
if let nextItem = nextItem, let nextHeaderItem = nextItem.headerAccessoryItem, nextHeaderItem.isEqualToItem(headerAccessoryItem) {
last = false
}
}
let (nodeLayout, nodeApply) = makeLayout(self, width, first, last)
node.contentSize = nodeLayout.contentSize
node.insets = nodeLayout.insets
completion(node, {
nodeApply()
})
}
}
func updateNode(async: @escaping (@escaping () -> Void) -> Void, node: ListViewItemNode, width: CGFloat, previousItem: ListViewItem?, nextItem: ListViewItem?, animation: ListViewItemUpdateAnimation, completion: @escaping (ListViewItemNodeLayout, @escaping () -> Void) -> Void) {
if let node = node as? ContactsPeerItemNode {
Queue.mainQueue().async {
let layout = node.asyncLayout()
async {
var first = false
var last = false
if let headerAccessoryItem = self.headerAccessoryItem {
first = true
if let previousItem = previousItem, let previousHeaderItem = previousItem.headerAccessoryItem, previousHeaderItem.isEqualToItem(headerAccessoryItem) {
first = false
}
last = true
if let nextItem = nextItem, let nextHeaderItem = nextItem.headerAccessoryItem, nextHeaderItem.isEqualToItem(headerAccessoryItem) {
last = false
}
}
let (nodeLayout, apply) = layout(self, width, first, last)
Queue.mainQueue().async {
completion(nodeLayout, {
apply()
})
}
}
}
}
}
func selected(listView: ListView) {
if let peer = self.peer {
self.action(peer)
}
}
}
private let separatorHeight = 1.0 / UIScreen.main.scale
class ContactsPeerItemNode: ListViewItemNode {
private let backgroundNode: ASDisplayNode
private let separatorNode: ASDisplayNode
private let highlightedBackgroundNode: ASDisplayNode
private let avatarNode: AvatarNode
private let titleNode: TextNode
private let statusNode: TextNode
private var avatarState: (Account, Peer?)?
private var peerPresenceManager: PeerPresenceStatusManager?
private var layoutParams: (ContactsPeerItem, CGFloat, Bool, Bool)?
required init() {
self.backgroundNode = ASDisplayNode()
self.backgroundNode.backgroundColor = .white
self.backgroundNode.isLayerBacked = true
self.separatorNode = ASDisplayNode()
self.separatorNode.backgroundColor = UIColor(0xc8c7cc)
self.separatorNode.isLayerBacked = true
self.highlightedBackgroundNode = ASDisplayNode()
self.highlightedBackgroundNode.backgroundColor = UIColor(0xd9d9d9)
self.highlightedBackgroundNode.isLayerBacked = true
self.avatarNode = AvatarNode(font: Font.regular(15.0))
self.avatarNode.isLayerBacked = true
self.titleNode = TextNode()
self.statusNode = TextNode()
super.init(layerBacked: false, dynamicBounce: false)
self.addSubnode(self.backgroundNode)
self.addSubnode(self.separatorNode)
self.addSubnode(self.avatarNode)
self.addSubnode(self.titleNode)
self.addSubnode(self.statusNode)
self.peerPresenceManager = PeerPresenceStatusManager(update: { [weak self] in
if let strongSelf = self, let layoutParams = strongSelf.layoutParams {
let (_, apply) = strongSelf.asyncLayout()(layoutParams.0, layoutParams.1, layoutParams.2, layoutParams.3)
apply()
}
})
}
override func layoutForWidth(_ width: CGFloat, item: ListViewItem, previousItem: ListViewItem?, nextItem: ListViewItem?) {
if let (item, _, _, _) = self.layoutParams {
self.layoutParams = (item, width, previousItem != nil, nextItem != nil)
let makeLayout = self.asyncLayout()
let (nodeLayout, nodeApply) = makeLayout(item, width, previousItem != nil, nextItem != nil)
self.contentSize = nodeLayout.contentSize
self.insets = nodeLayout.insets
nodeApply()
}
}
override func setHighlighted(_ highlighted: Bool, animated: Bool) {
super.setHighlighted(highlighted, animated: animated)
if highlighted {
/*self.contentNode.displaysAsynchronously = false
self.contentNode.backgroundColor = UIColor.clear
self.contentNode.isOpaque = false*/
self.highlightedBackgroundNode.alpha = 1.0
if self.highlightedBackgroundNode.supernode == nil {
self.insertSubnode(self.highlightedBackgroundNode, aboveSubnode: self.separatorNode)
}
} else {
if self.highlightedBackgroundNode.supernode != nil {
if animated {
self.highlightedBackgroundNode.layer.animateAlpha(from: self.highlightedBackgroundNode.alpha, to: 0.0, duration: 0.4, completion: { [weak self] completed in
if let strongSelf = self {
if completed {
strongSelf.highlightedBackgroundNode.removeFromSupernode()
/*strongSelf.contentNode.backgroundColor = UIColor.white
strongSelf.contentNode.isOpaque = true
strongSelf.contentNode.displaysAsynchronously = true*/
}
}
})
self.highlightedBackgroundNode.alpha = 0.0
} else {
self.highlightedBackgroundNode.removeFromSupernode()
/*self.contentNode.backgroundColor = UIColor.white
self.contentNode.isOpaque = true
self.contentNode.displaysAsynchronously = true*/
}
}
}
}
func asyncLayout() -> (_ item: ContactsPeerItem, _ width: CGFloat, _ first: Bool, _ last: Bool) -> (ListViewItemNodeLayout, () -> Void) {
let makeTitleLayout = TextNode.asyncLayout(self.titleNode)
let makeStatusLayout = TextNode.asyncLayout(self.statusNode)
return { [weak self] item, width, first, last in
let leftInset: CGFloat = 65.0
let rightInset: CGFloat = 10.0
var titleAttributedString: NSAttributedString?
var statusAttributedString: NSAttributedString?
if let peer = item.peer {
if let user = peer as? TelegramUser {
if let firstName = user.firstName, let lastName = user.lastName, !firstName.isEmpty, !lastName.isEmpty {
let string = NSMutableAttributedString()
string.append(NSAttributedString(string: firstName, font: titleFont, textColor: .black))
string.append(NSAttributedString(string: " ", font: titleFont, textColor: .black))
string.append(NSAttributedString(string: lastName, font: titleBoldFont, textColor: .black))
titleAttributedString = string
} else if let firstName = user.firstName, !firstName.isEmpty {
titleAttributedString = NSAttributedString(string: firstName, font: titleBoldFont, textColor: UIColor.black)
} else if let lastName = user.lastName, !lastName.isEmpty {
titleAttributedString = NSAttributedString(string: lastName, font: titleBoldFont, textColor: UIColor.black)
} else {
titleAttributedString = NSAttributedString(string: "Deleted User", font: titleBoldFont, textColor: UIColor(0xa6a6a6))
}
if let presence = item.presence as? TelegramUserPresence {
let timestamp = CFAbsoluteTimeGetCurrent() + NSTimeIntervalSince1970
let (string, activity) = stringAndActivityForUserPresence(presence, relativeTo: Int32(timestamp))
statusAttributedString = NSAttributedString(string: string, font: statusFont, textColor: activity ? UIColor(0x007ee5) : UIColor(0xa6a6a6))
}
} else if let group = peer as? TelegramGroup {
titleAttributedString = NSAttributedString(string: group.title, font: titleBoldFont, textColor: UIColor.black)
} else if let channel = peer as? TelegramChannel {
titleAttributedString = NSAttributedString(string: channel.title, font: titleBoldFont, textColor: UIColor.black)
}
}
let (titleLayout, titleApply) = makeTitleLayout(titleAttributedString, nil, 1, .end, CGSize(width: max(0.0, width - leftInset - rightInset), height: CGFloat.infinity), nil)
let (statusLayout, statusApply) = makeStatusLayout(statusAttributedString, nil, 1, .end, CGSize(width: max(0.0, width - leftInset - rightInset), height: CGFloat.infinity), nil)
let nodeLayout = ListViewItemNodeLayout(contentSize: CGSize(width: width, height: 48.0), insets: UIEdgeInsets(top: first ? 29.0 : 0.0, left: 0.0, bottom: 0.0, right: 0.0))
let titleFrame: CGRect
if statusAttributedString != nil {
titleFrame = CGRect(origin: CGPoint(x: leftInset, y: 4.0), size: titleLayout.size)
} else {
titleFrame = CGRect(origin: CGPoint(x: leftInset, y: 13.0), size: titleLayout.size)
}
return (nodeLayout, { [weak self] in
if let strongSelf = self {
strongSelf.layoutParams = (item, width, first, last)
if let peer = item.peer {
strongSelf.avatarNode.setPeer(account: item.account, peer: peer)
}
strongSelf.avatarNode.frame = CGRect(origin: CGPoint(x: 14.0, y: 4.0), size: CGSize(width: 40.0, height: 40.0))
let _ = titleApply()
strongSelf.titleNode.frame = titleFrame
let _ = statusApply()
strongSelf.statusNode.frame = CGRect(origin: CGPoint(x: leftInset, y: 25.0), size: statusLayout.size)
let topHighlightInset: CGFloat = first ? 0.0 : separatorHeight
strongSelf.backgroundNode.frame = CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: nodeLayout.contentSize.width, height: nodeLayout.contentSize.height))
strongSelf.highlightedBackgroundNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -nodeLayout.insets.top - topHighlightInset), size: CGSize(width: nodeLayout.size.width, height: nodeLayout.size.height + topHighlightInset))
strongSelf.separatorNode.frame = CGRect(origin: CGPoint(x: 65.0, y: nodeLayout.contentSize.height - separatorHeight), size: CGSize(width: max(0.0, nodeLayout.size.width - 65.0), height: separatorHeight))
strongSelf.separatorNode.isHidden = last
if let presence = item.presence as? TelegramUserPresence {
strongSelf.peerPresenceManager?.reset(presence: presence)
}
}
})
}
}
override func layoutHeaderAccessoryItemNode(_ accessoryItemNode: ListViewAccessoryItemNode) {
let bounds = self.bounds
accessoryItemNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -29.0), size: CGSize(width: bounds.size.width, height: 29.0))
}
override func animateInsertion(_ currentTimestamp: Double, duration: Double, short: Bool) {
self.layer.animateAlpha(from: 0.0, to: 1.0, duration: duration * 0.5)
}
override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
self.layer.animateAlpha(from: 1.0, to: 0.0, duration: duration * 0.5, removeOnCompletion: false)
}
}