mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
578 lines
30 KiB
Swift
578 lines
30 KiB
Swift
import Foundation
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import Postbox
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import SwiftSignalKit
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import TelegramApi
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import MtProtoKit
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import SyncCore
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func messageFilterForTagMask(_ tagMask: MessageTags) -> Api.MessagesFilter? {
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if tagMask == .photoOrVideo {
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return Api.MessagesFilter.inputMessagesFilterPhotoVideo
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} else if tagMask == .file {
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return Api.MessagesFilter.inputMessagesFilterDocument
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} else if tagMask == .music {
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return Api.MessagesFilter.inputMessagesFilterMusic
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} else if tagMask == .webPage {
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return Api.MessagesFilter.inputMessagesFilterUrl
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} else if tagMask == .voiceOrInstantVideo {
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return Api.MessagesFilter.inputMessagesFilterRoundVoice
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} else {
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return nil
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}
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}
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enum FetchMessageHistoryHoleSource {
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case network(Network)
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case download(Download)
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func request<T>(_ data: (FunctionDescription, Buffer, DeserializeFunctionResponse<T>)) -> Signal<T, MTRpcError> {
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switch self {
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case let .network(network):
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return network.request(data)
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case let .download(download):
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return download.request(data)
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}
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}
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}
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func withResolvedAssociatedMessages(postbox: Postbox, source: FetchMessageHistoryHoleSource, peers: [PeerId: Peer], storeMessages: [StoreMessage], _ f: @escaping (Transaction, [Peer], [StoreMessage]) -> Void) -> Signal<Never, NoError> {
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return postbox.transaction { transaction -> Signal<Never, NoError> in
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var storedIds = Set<MessageId>()
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var referencedIds = Set<MessageId>()
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for message in storeMessages {
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guard case let .Id(id) = message.id else {
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continue
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}
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storedIds.insert(id)
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for attribute in message.attributes {
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referencedIds.formUnion(attribute.associatedMessageIds)
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}
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}
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referencedIds.subtract(storedIds)
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referencedIds.subtract(transaction.filterStoredMessageIds(referencedIds))
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if referencedIds.isEmpty {
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f(transaction, [], [])
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return .complete()
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} else {
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var signals: [Signal<([Api.Message], [Api.Chat], [Api.User]), NoError>] = []
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for (peerId, messageIds) in messagesIdsGroupedByPeerId(referencedIds) {
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if let peer = transaction.getPeer(peerId) ?? peers[peerId] {
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var signal: Signal<Api.messages.Messages, MTRpcError>?
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if peerId.namespace == Namespaces.Peer.CloudUser || peerId.namespace == Namespaces.Peer.CloudGroup {
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signal = source.request(Api.functions.messages.getMessages(id: messageIds.map({ Api.InputMessage.inputMessageID(id: $0.id) })))
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} else if peerId.namespace == Namespaces.Peer.CloudChannel {
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if let inputChannel = apiInputChannel(peer) {
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signal = source.request(Api.functions.channels.getMessages(channel: inputChannel, id: messageIds.map({ Api.InputMessage.inputMessageID(id: $0.id) })))
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}
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}
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if let signal = signal {
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signals.append(signal
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|> map { result in
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switch result {
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case let .messages(messages, chats, users):
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return (messages, chats, users)
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case let .messagesSlice(_, _, _, messages, chats, users):
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return (messages, chats, users)
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case let .channelMessages(_, _, _, messages, chats, users):
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return (messages, chats, users)
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case .messagesNotModified:
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return ([], [], [])
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}
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}
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|> `catch` { _ in
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return Signal<([Api.Message], [Api.Chat], [Api.User]), NoError>.single(([], [], []))
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})
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}
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}
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}
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let fetchMessages = combineLatest(signals)
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return fetchMessages
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|> mapToSignal { results -> Signal<Never, NoError> in
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var additionalPeers: [Peer] = []
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var additionalMessages: [StoreMessage] = []
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for (messages, chats, users) in results {
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if !messages.isEmpty {
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for message in messages {
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if let message = StoreMessage(apiMessage: message) {
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additionalMessages.append(message)
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}
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}
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}
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for chat in chats {
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if let peer = parseTelegramGroupOrChannel(chat: chat) {
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additionalPeers.append(peer)
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}
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}
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for user in users {
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additionalPeers.append(TelegramUser(user: user))
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}
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}
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return postbox.transaction { transaction -> Void in
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f(transaction, additionalPeers, additionalMessages)
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}
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|> ignoreValues
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}
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}
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}
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|> switchToLatest
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}
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func fetchMessageHistoryHole(accountPeerId: PeerId, source: FetchMessageHistoryHoleSource, postbox: Postbox, peerId: PeerId, namespace: MessageId.Namespace, direction: MessageHistoryViewRelativeHoleDirection, space: MessageHistoryHoleSpace, count rawCount: Int) -> Signal<Never, NoError> {
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let count = min(100, rawCount)
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return postbox.stateView()
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|> mapToSignal { view -> Signal<AuthorizedAccountState, NoError> in
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if let state = view.state as? AuthorizedAccountState {
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return .single(state)
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} else {
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return .complete()
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}
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}
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|> take(1)
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|> mapToSignal { _ -> Signal<Never, NoError> in
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return postbox.loadedPeerWithId(peerId)
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|> take(1)
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|> mapToSignal { peer in
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if let inputPeer = forceApiInputPeer(peer) {
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print("fetchMessageHistoryHole for \(peer.id) \(peer.debugDisplayTitle) \(direction) space \(space)")
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Logger.shared.log("fetchMessageHistoryHole", "fetch for \(peer.id) \(peer.debugDisplayTitle) \(direction) space \(space)")
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let request: Signal<Api.messages.Messages, MTRpcError>
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var implicitelyFillHole = false
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let minMaxRange: ClosedRange<MessageId.Id>
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switch space {
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case .everywhere:
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let offsetId: Int32
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let addOffset: Int32
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let selectedLimit = count
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let maxId: Int32
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let minId: Int32
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switch direction {
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case let .range(start, end):
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if start.id <= end.id {
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offsetId = start.id <= 1 ? 1 : (start.id - 1)
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addOffset = Int32(-selectedLimit)
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maxId = end.id
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minId = start.id - 1
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let rangeStartId = start.id
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let rangeEndId = min(end.id, Int32.max - 1)
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if rangeStartId <= rangeEndId {
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minMaxRange = rangeStartId ... rangeEndId
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} else {
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minMaxRange = rangeStartId ... rangeStartId
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assertionFailure()
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}
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} else {
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offsetId = start.id == Int32.max ? start.id : (start.id + 1)
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addOffset = 0
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maxId = start.id == Int32.max ? start.id : (start.id + 1)
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minId = end.id
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let rangeStartId = end.id
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let rangeEndId = min(start.id, Int32.max - 1)
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if rangeStartId <= rangeEndId {
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minMaxRange = rangeStartId ... rangeEndId
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} else {
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minMaxRange = rangeStartId ... rangeStartId
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assertionFailure()
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}
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}
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case let .aroundId(id):
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offsetId = id.id
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addOffset = Int32(-selectedLimit / 2)
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maxId = Int32.max
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minId = 1
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minMaxRange = 1 ... Int32.max - 1
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}
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request = source.request(Api.functions.messages.getHistory(peer: inputPeer, offsetId: offsetId, offsetDate: 0, addOffset: addOffset, limit: Int32(selectedLimit), maxId: maxId, minId: minId, hash: 0))
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case let .tag(tag):
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assert(tag.containsSingleElement)
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if tag == .unseenPersonalMessage {
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let offsetId: Int32
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let addOffset: Int32
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let selectedLimit = count
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let maxId: Int32
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let minId: Int32
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switch direction {
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case let .range(start, end):
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if start.id <= end.id {
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offsetId = start.id <= 1 ? 1 : (start.id - 1)
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addOffset = Int32(-selectedLimit)
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maxId = end.id
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minId = start.id - 1
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let rangeStartId = start.id
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let rangeEndId = min(end.id, Int32.max - 1)
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if rangeStartId <= rangeEndId {
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minMaxRange = rangeStartId ... rangeEndId
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} else {
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minMaxRange = rangeStartId ... rangeStartId
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assertionFailure()
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}
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} else {
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offsetId = start.id == Int32.max ? start.id : (start.id + 1)
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addOffset = 0
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maxId = start.id == Int32.max ? start.id : (start.id + 1)
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minId = end.id
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let rangeStartId = end.id
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let rangeEndId = min(start.id, Int32.max - 1)
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if rangeStartId <= rangeEndId {
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minMaxRange = rangeStartId ... rangeEndId
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} else {
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minMaxRange = rangeStartId ... rangeStartId
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assertionFailure()
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}
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}
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case let .aroundId(id):
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offsetId = id.id
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addOffset = Int32(-selectedLimit / 2)
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maxId = Int32.max
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minId = 1
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minMaxRange = 1 ... Int32.max - 1
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}
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request = source.request(Api.functions.messages.getUnreadMentions(peer: inputPeer, offsetId: offsetId, addOffset: addOffset, limit: Int32(selectedLimit), maxId: maxId, minId: minId))
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} else if tag == .liveLocation {
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let selectedLimit = count
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switch direction {
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case .aroundId, .range:
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implicitelyFillHole = true
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}
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minMaxRange = 1 ... (Int32.max - 1)
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request = source.request(Api.functions.messages.getRecentLocations(peer: inputPeer, limit: Int32(selectedLimit), hash: 0))
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} else if let filter = messageFilterForTagMask(tag) {
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let offsetId: Int32
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let addOffset: Int32
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let selectedLimit = count
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let maxId: Int32
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let minId: Int32
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switch direction {
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case let .range(start, end):
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if start.id <= end.id {
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offsetId = start.id <= 1 ? 1 : (start.id - 1)
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addOffset = Int32(-selectedLimit)
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maxId = end.id
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minId = start.id - 1
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let rangeStartId = start.id
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let rangeEndId = min(end.id, Int32.max - 1)
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if rangeStartId <= rangeEndId {
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minMaxRange = rangeStartId ... rangeEndId
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} else {
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minMaxRange = rangeStartId ... rangeStartId
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assertionFailure()
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}
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} else {
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offsetId = start.id == Int32.max ? start.id : (start.id + 1)
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addOffset = 0
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maxId = start.id == Int32.max ? start.id : (start.id + 1)
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minId = end.id
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let rangeStartId = end.id
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let rangeEndId = min(start.id, Int32.max - 1)
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if rangeStartId <= rangeEndId {
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minMaxRange = rangeStartId ... rangeEndId
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} else {
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minMaxRange = rangeStartId ... rangeStartId
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assertionFailure()
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}
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}
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case let .aroundId(id):
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offsetId = id.id
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addOffset = Int32(-selectedLimit / 2)
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maxId = Int32.max
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minId = 1
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minMaxRange = 1 ... (Int32.max - 1)
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}
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request = source.request(Api.functions.messages.search(flags: 0, peer: inputPeer, q: "", fromId: nil, filter: filter, minDate: 0, maxDate: 0, offsetId: offsetId, addOffset: addOffset, limit: Int32(selectedLimit), maxId: maxId, minId: minId, hash: 0))
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} else {
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assertionFailure()
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minMaxRange = 1 ... 1
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request = .never()
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}
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}
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return request
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|> retryRequest
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|> mapToSignal { result -> Signal<Never, NoError> in
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let messages: [Api.Message]
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let chats: [Api.Chat]
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let users: [Api.User]
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var channelPts: Int32?
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switch result {
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case let .messages(messages: apiMessages, chats: apiChats, users: apiUsers):
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messages = apiMessages
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chats = apiChats
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users = apiUsers
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case let .messagesSlice(_, _, _, messages: apiMessages, chats: apiChats, users: apiUsers):
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messages = apiMessages
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chats = apiChats
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users = apiUsers
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case let .channelMessages(_, pts, _, apiMessages, apiChats, apiUsers):
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messages = apiMessages
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chats = apiChats
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users = apiUsers
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channelPts = pts
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case .messagesNotModified:
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messages = []
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chats = []
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users = []
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}
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var peers: [Peer] = []
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var peerPresences: [PeerId: PeerPresence] = [:]
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for chat in chats {
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if let groupOrChannel = parseTelegramGroupOrChannel(chat: chat) {
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peers.append(groupOrChannel)
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}
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}
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for user in users {
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let telegramUser = TelegramUser(user: user)
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peers.append(telegramUser)
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if let presence = TelegramUserPresence(apiUser: user) {
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peerPresences[telegramUser.id] = presence
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}
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}
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var storeMessages: [StoreMessage] = []
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for message in messages {
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if let storeMessage = StoreMessage(apiMessage: message, namespace: namespace) {
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if let channelPts = channelPts {
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var attributes = storeMessage.attributes
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attributes.append(ChannelMessageStateVersionAttribute(pts: channelPts))
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storeMessages.append(storeMessage.withUpdatedAttributes(attributes))
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} else {
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storeMessages.append(storeMessage)
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}
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}
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}
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return withResolvedAssociatedMessages(postbox: postbox, source: source, peers: Dictionary(peers.map({ ($0.id, $0) }), uniquingKeysWith: { lhs, _ in lhs }), storeMessages: storeMessages, { transaction, additionalPeers, additionalMessages in
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let _ = transaction.addMessages(storeMessages, location: .Random)
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let _ = transaction.addMessages(additionalMessages, location: .Random)
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let filledRange: ClosedRange<MessageId.Id>
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let ids = storeMessages.compactMap { message -> MessageId.Id? in
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switch message.id {
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case let .Id(id):
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switch space {
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case let .tag(tag):
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if !message.tags.contains(tag) {
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return nil
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} else {
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return id.id
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}
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case .everywhere:
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return id.id
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}
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case .Partial:
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return nil
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}
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}
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if ids.count == 0 || implicitelyFillHole {
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filledRange = minMaxRange
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} else {
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let messageRange = ids.min()! ... ids.max()!
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switch direction {
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case let .aroundId(aroundId):
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filledRange = min(aroundId.id, messageRange.lowerBound) ... max(aroundId.id, messageRange.upperBound)
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case let .range(start, end):
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if start.id <= end.id {
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let minBound = start.id
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let maxBound = messageRange.upperBound
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filledRange = min(minBound, maxBound) ... max(minBound, maxBound)
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} else {
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let minBound = messageRange.lowerBound
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let maxBound = start.id
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filledRange = min(minBound, maxBound) ... max(minBound, maxBound)
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}
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}
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}
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transaction.removeHole(peerId: peerId, namespace: namespace, space: space, range: filledRange)
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updatePeers(transaction: transaction, peers: peers + additionalPeers, update: { _, updated -> Peer in
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return updated
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})
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updatePeerPresences(transaction: transaction, accountPeerId: accountPeerId, peerPresences: peerPresences)
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print("fetchMessageHistoryHole for \(peer.id) \(peer.debugDisplayTitle) space \(space) done")
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return
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})
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}
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} else {
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return .complete()
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}
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}
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}
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}
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func groupBoundaryPeer(_ peerId: PeerId, accountPeerId: PeerId) -> Api.Peer {
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switch peerId.namespace {
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case Namespaces.Peer.CloudUser:
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return Api.Peer.peerUser(userId: peerId.id)
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case Namespaces.Peer.CloudGroup:
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return Api.Peer.peerChat(chatId: peerId.id)
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case Namespaces.Peer.CloudChannel:
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return Api.Peer.peerChannel(channelId: peerId.id)
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default:
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return Api.Peer.peerUser(userId: accountPeerId.id)
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}
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}
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func fetchChatListHole(postbox: Postbox, network: Network, accountPeerId: PeerId, groupId: PeerGroupId, hole: ChatListHole) -> Signal<Never, NoError> {
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let location: FetchChatListLocation
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switch groupId {
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case .root:
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location = .general
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case .group:
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location = .group(groupId)
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}
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return fetchChatList(postbox: postbox, network: network, location: location, upperBound: hole.index, hash: 0, limit: 100)
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|> mapToSignal { fetchedChats -> Signal<Never, NoError> in
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guard let fetchedChats = fetchedChats else {
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return postbox.transaction { transaction -> Void in
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transaction.replaceChatListHole(groupId: groupId, index: hole.index, hole: nil)
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}
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|> ignoreValues
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}
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return withResolvedAssociatedMessages(postbox: postbox, source: .network(network), peers: Dictionary(fetchedChats.peers.map({ ($0.id, $0) }), uniquingKeysWith: { lhs, _ in lhs }), storeMessages: fetchedChats.storeMessages, { transaction, additionalPeers, additionalMessages in
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updatePeers(transaction: transaction, peers: fetchedChats.peers + additionalPeers, update: { _, updated -> Peer in
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return updated
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})
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updatePeerPresences(transaction: transaction, accountPeerId: accountPeerId, peerPresences: fetchedChats.peerPresences)
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transaction.updateCurrentPeerNotificationSettings(fetchedChats.notificationSettings)
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let _ = transaction.addMessages(fetchedChats.storeMessages, location: .UpperHistoryBlock)
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let _ = transaction.addMessages(additionalMessages, location: .Random)
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transaction.resetIncomingReadStates(fetchedChats.readStates)
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transaction.replaceChatListHole(groupId: groupId, index: hole.index, hole: fetchedChats.lowerNonPinnedIndex.flatMap(ChatListHole.init))
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for peerId in fetchedChats.chatPeerIds {
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if let peer = transaction.getPeer(peerId) {
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transaction.updatePeerChatListInclusion(peerId, inclusion: .ifHasMessagesOrOneOf(groupId: groupId, pinningIndex: nil, minTimestamp: minTimestampForPeerInclusion(peer)))
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} else {
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assertionFailure()
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}
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}
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for (peerId, peerGroupId) in fetchedChats.peerGroupIds {
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if let peer = transaction.getPeer(peerId) {
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transaction.updatePeerChatListInclusion(peerId, inclusion: .ifHasMessagesOrOneOf(groupId: peerGroupId, pinningIndex: nil, minTimestamp: minTimestampForPeerInclusion(peer)))
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} else {
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assertionFailure()
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}
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}
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for (peerId, pts) in fetchedChats.channelStates {
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if let current = transaction.getPeerChatState(peerId) as? ChannelState {
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transaction.setPeerChatState(peerId, state: current.withUpdatedPts(pts))
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} else {
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transaction.setPeerChatState(peerId, state: ChannelState(pts: pts, invalidatedPts: nil, synchronizedUntilMessageId: nil))
|
|
}
|
|
}
|
|
|
|
if let replacePinnedItemIds = fetchedChats.pinnedItemIds {
|
|
transaction.setPinnedItemIds(groupId: groupId, itemIds: replacePinnedItemIds.map(PinnedItemId.peer))
|
|
}
|
|
|
|
for (peerId, summary) in fetchedChats.mentionTagSummaries {
|
|
transaction.replaceMessageTagSummary(peerId: peerId, tagMask: .unseenPersonalMessage, namespace: Namespaces.Message.Cloud, count: summary.count, maxId: summary.range.maxId)
|
|
}
|
|
|
|
for (groupId, summary) in fetchedChats.folderSummaries {
|
|
transaction.resetPeerGroupSummary(groupId: groupId, namespace: Namespaces.Message.Cloud, summary: summary)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func fetchCallListHole(network: Network, postbox: Postbox, accountPeerId: PeerId, holeIndex: MessageIndex, limit: Int32 = 100) -> Signal<Void, NoError> {
|
|
let offset: Signal<(Int32, Int32, Api.InputPeer), NoError>
|
|
offset = single((holeIndex.timestamp, min(holeIndex.id.id, Int32.max - 1) + 1, Api.InputPeer.inputPeerEmpty), NoError.self)
|
|
return offset
|
|
|> mapToSignal { (timestamp, id, peer) -> Signal<Void, NoError> in
|
|
let searchResult = network.request(Api.functions.messages.search(flags: 0, peer: .inputPeerEmpty, q: "", fromId: nil, filter: .inputMessagesFilterPhoneCalls(flags: 0), minDate: 0, maxDate: holeIndex.timestamp, offsetId: 0, addOffset: 0, limit: limit, maxId: holeIndex.id.id, minId: 0, hash: 0))
|
|
|> retryRequest
|
|
|> mapToSignal { result -> Signal<Void, NoError> in
|
|
let messages: [Api.Message]
|
|
let chats: [Api.Chat]
|
|
let users: [Api.User]
|
|
switch result {
|
|
case let .messages(messages: apiMessages, chats: apiChats, users: apiUsers):
|
|
messages = apiMessages
|
|
chats = apiChats
|
|
users = apiUsers
|
|
case let .messagesSlice(_, _, _, messages: apiMessages, chats: apiChats, users: apiUsers):
|
|
messages = apiMessages
|
|
chats = apiChats
|
|
users = apiUsers
|
|
case let .channelMessages(_, _, _, apiMessages, apiChats, apiUsers):
|
|
messages = apiMessages
|
|
chats = apiChats
|
|
users = apiUsers
|
|
case .messagesNotModified:
|
|
messages = []
|
|
chats = []
|
|
users = []
|
|
}
|
|
return postbox.transaction { transaction -> Void in
|
|
var storeMessages: [StoreMessage] = []
|
|
var topIndex: MessageIndex?
|
|
|
|
for message in messages {
|
|
if let storeMessage = StoreMessage(apiMessage: message) {
|
|
storeMessages.append(storeMessage)
|
|
if let index = storeMessage.index, topIndex == nil || index < topIndex! {
|
|
topIndex = index
|
|
}
|
|
}
|
|
}
|
|
|
|
var updatedIndex: MessageIndex?
|
|
if let topIndex = topIndex {
|
|
updatedIndex = topIndex.predecessor()
|
|
}
|
|
|
|
transaction.replaceGlobalMessageTagsHole(globalTags: [.Calls, .MissedCalls], index: holeIndex, with: updatedIndex, messages: storeMessages)
|
|
|
|
var peers: [Peer] = []
|
|
var peerPresences: [PeerId: PeerPresence] = [:]
|
|
for chat in chats {
|
|
if let groupOrChannel = parseTelegramGroupOrChannel(chat: chat) {
|
|
peers.append(groupOrChannel)
|
|
}
|
|
}
|
|
for user in users {
|
|
let telegramUser = TelegramUser(user: user)
|
|
peers.append(telegramUser)
|
|
if let presence = TelegramUserPresence(apiUser: user) {
|
|
peerPresences[telegramUser.id] = presence
|
|
}
|
|
}
|
|
|
|
updatePeers(transaction: transaction, peers: peers, update: { _, updated -> Peer in
|
|
return updated
|
|
})
|
|
updatePeerPresences(transaction: transaction, accountPeerId: accountPeerId, peerPresences: peerPresences)
|
|
}
|
|
}
|
|
return searchResult
|
|
}
|
|
}
|