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230
submodules/TelegramUI/Sources/ChatHistoryEntry.swift
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230
submodules/TelegramUI/Sources/ChatHistoryEntry.swift
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import Postbox
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import TelegramCore
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import SyncCore
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import TelegramPresentationData
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import MergeLists
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import TemporaryCachedPeerDataManager
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public enum ChatHistoryMessageSelection: Equatable {
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case none
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case selectable(selected: Bool)
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public static func ==(lhs: ChatHistoryMessageSelection, rhs: ChatHistoryMessageSelection) -> Bool {
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switch lhs {
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case .none:
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if case .none = rhs {
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return true
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} else {
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return false
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}
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case let .selectable(selected):
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if case .selectable(selected) = rhs {
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return true
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} else {
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return false
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}
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}
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}
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}
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public enum ChatMessageEntryContentType {
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case generic
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case largeEmoji
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case animatedEmoji
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}
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public struct ChatMessageEntryAttributes: Equatable {
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let rank: CachedChannelAdminRank?
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let isContact: Bool
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let contentTypeHint: ChatMessageEntryContentType
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let updatingMedia: ChatUpdatingMessageMedia?
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init(rank: CachedChannelAdminRank?, isContact: Bool, contentTypeHint: ChatMessageEntryContentType, updatingMedia: ChatUpdatingMessageMedia?) {
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self.rank = rank
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self.isContact = isContact
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self.contentTypeHint = contentTypeHint
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self.updatingMedia = updatingMedia
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}
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public init() {
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self.rank = nil
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self.isContact = false
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self.contentTypeHint = .generic
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self.updatingMedia = nil
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}
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}
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enum ChatHistoryEntry: Identifiable, Comparable {
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case MessageEntry(Message, ChatPresentationData, Bool, MessageHistoryEntryMonthLocation?, ChatHistoryMessageSelection, ChatMessageEntryAttributes)
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case MessageGroupEntry(MessageGroupInfo, [(Message, Bool, ChatHistoryMessageSelection, ChatMessageEntryAttributes)], ChatPresentationData)
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case UnreadEntry(MessageIndex, ChatPresentationData)
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case ChatInfoEntry(String, ChatPresentationData)
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case SearchEntry(PresentationTheme, PresentationStrings)
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var stableId: UInt64 {
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switch self {
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case let .MessageEntry(message, _, _, _, _, attributes):
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let type: UInt64
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switch attributes.contentTypeHint {
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case .generic:
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type = 2
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case .largeEmoji:
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type = 3
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case .animatedEmoji:
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type = 4
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}
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return UInt64(message.stableId) | ((type << 40))
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case let .MessageGroupEntry(groupInfo, _, _):
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return UInt64(groupInfo.stableId) | ((UInt64(2) << 40))
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case .UnreadEntry:
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return UInt64(4) << 40
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case .ChatInfoEntry:
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return UInt64(5) << 40
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case .SearchEntry:
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return UInt64(6) << 40
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}
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}
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var index: MessageIndex {
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switch self {
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case let .MessageEntry(message, _, _, _, _, _):
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return message.index
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case let .MessageGroupEntry(_, messages, _):
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return messages[messages.count - 1].0.index
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case let .UnreadEntry(index, _):
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return index
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case .ChatInfoEntry:
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return MessageIndex.absoluteLowerBound()
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case .SearchEntry:
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return MessageIndex.absoluteLowerBound()
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}
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}
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static func ==(lhs: ChatHistoryEntry, rhs: ChatHistoryEntry) -> Bool {
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switch lhs {
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case let .MessageEntry(lhsMessage, lhsPresentationData, lhsRead, _, lhsSelection, lhsAttributes):
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switch rhs {
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case let .MessageEntry(rhsMessage, rhsPresentationData, rhsRead, _, rhsSelection, rhsAttributes) where lhsMessage.index == rhsMessage.index && lhsMessage.flags == rhsMessage.flags && lhsRead == rhsRead:
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if lhsPresentationData !== rhsPresentationData {
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return false
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}
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if lhsMessage.stableVersion != rhsMessage.stableVersion {
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return false
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}
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if lhsMessage.media.count != rhsMessage.media.count {
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return false
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}
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for i in 0 ..< lhsMessage.media.count {
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if !lhsMessage.media[i].isEqual(to: rhsMessage.media[i]) {
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return false
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}
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}
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if lhsMessage.associatedMessages.count != rhsMessage.associatedMessages.count {
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return false
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}
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if !lhsMessage.associatedMessages.isEmpty {
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for (id, message) in lhsMessage.associatedMessages {
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if let otherMessage = rhsMessage.associatedMessages[id] {
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if otherMessage.stableVersion != message.stableVersion {
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return false
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}
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}
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}
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}
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if lhsSelection != rhsSelection {
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return false
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}
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if lhsAttributes != rhsAttributes {
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return false
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}
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return true
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default:
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return false
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}
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case let .MessageGroupEntry(lhsGroupInfo, lhsMessages, lhsPresentationData):
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if case let .MessageGroupEntry(rhsGroupInfo, rhsMessages, rhsPresentationData) = rhs, lhsGroupInfo == rhsGroupInfo, lhsPresentationData === rhsPresentationData, lhsMessages.count == rhsMessages.count {
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for i in 0 ..< lhsMessages.count {
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let (lhsMessage, lhsRead, lhsSelection, lhsAttributes) = lhsMessages[i]
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let (rhsMessage, rhsRead, rhsSelection, rhsAttributes) = rhsMessages[i]
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if lhsMessage.id != rhsMessage.id {
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return false
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}
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if lhsMessage.timestamp != rhsMessage.timestamp {
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return false
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}
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if lhsMessage.flags != rhsMessage.flags {
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return false
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}
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if lhsRead != rhsRead {
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return false
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}
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if lhsSelection != rhsSelection {
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return false
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}
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if lhsPresentationData !== rhsPresentationData {
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return false
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}
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if lhsMessage.stableVersion != rhsMessage.stableVersion {
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return false
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}
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if lhsMessage.media.count != rhsMessage.media.count {
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return false
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}
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for i in 0 ..< lhsMessage.media.count {
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if !lhsMessage.media[i].isEqual(to: rhsMessage.media[i]) {
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return false
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}
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}
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if lhsMessage.associatedMessages.count != rhsMessage.associatedMessages.count {
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return false
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}
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if !lhsMessage.associatedMessages.isEmpty {
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for (id, message) in lhsMessage.associatedMessages {
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if let otherMessage = rhsMessage.associatedMessages[id] {
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if otherMessage.stableVersion != message.stableVersion {
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return false
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}
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}
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}
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}
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if lhsAttributes != rhsAttributes {
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return false
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}
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}
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return true
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} else {
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return false
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}
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case let .UnreadEntry(lhsIndex, lhsPresentationData):
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if case let .UnreadEntry(rhsIndex, rhsPresentationData) = rhs, lhsIndex == rhsIndex, lhsPresentationData === rhsPresentationData {
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return true
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} else {
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return false
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}
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case let .ChatInfoEntry(lhsText, lhsPresentationData):
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if case let .ChatInfoEntry(rhsText, rhsPresentationData) = rhs, lhsText == rhsText, lhsPresentationData === rhsPresentationData {
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return true
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} else {
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return false
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}
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case let .SearchEntry(lhsTheme, lhsStrings):
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if case let .SearchEntry(rhsTheme, rhsStrings) = rhs, lhsTheme === rhsTheme, lhsStrings === rhsStrings {
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return true
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} else {
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return false
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}
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}
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}
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static func <(lhs: ChatHistoryEntry, rhs: ChatHistoryEntry) -> Bool {
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let lhsIndex = lhs.index
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let rhsIndex = rhs.index
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if lhsIndex == rhsIndex {
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return lhs.stableId < rhs.stableId
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} else {
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return lhsIndex < rhsIndex
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}
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}
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}
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