mirror of
https://github.com/Swiftgram/Telegram-iOS.git
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510 lines
23 KiB
Swift
510 lines
23 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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public func updateMessageReactionsInteractively(account: Account, messageId: MessageId, reaction: String?) -> Signal<Never, NoError> {
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return account.postbox.transaction { transaction -> Void in
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transaction.setPendingMessageAction(type: .updateReaction, id: messageId, action: UpdateMessageReactionsAction())
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transaction.updateMessage(messageId, update: { currentMessage in
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var storeForwardInfo: StoreMessageForwardInfo?
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if let forwardInfo = currentMessage.forwardInfo {
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storeForwardInfo = StoreMessageForwardInfo(authorId: forwardInfo.author?.id, sourceId: forwardInfo.source?.id, sourceMessageId: forwardInfo.sourceMessageId, date: forwardInfo.date, authorSignature: forwardInfo.authorSignature, psaType: forwardInfo.psaType, flags: forwardInfo.flags)
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}
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var attributes = currentMessage.attributes
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loop: for j in 0 ..< attributes.count {
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if let _ = attributes[j] as? PendingReactionsMessageAttribute {
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attributes.remove(at: j)
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break loop
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}
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}
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attributes.append(PendingReactionsMessageAttribute(accountPeerId: account.peerId, value: reaction))
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return .update(StoreMessage(id: currentMessage.id, globallyUniqueId: currentMessage.globallyUniqueId, groupingKey: currentMessage.groupingKey, threadId: currentMessage.threadId, timestamp: currentMessage.timestamp, flags: StoreMessageFlags(currentMessage.flags), tags: currentMessage.tags, globalTags: currentMessage.globalTags, localTags: currentMessage.localTags, forwardInfo: storeForwardInfo, authorId: currentMessage.author?.id, text: currentMessage.text, attributes: attributes, media: currentMessage.media))
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})
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}
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|> ignoreValues
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}
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private enum RequestUpdateMessageReactionError {
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case generic
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}
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private func requestUpdateMessageReaction(postbox: Postbox, network: Network, stateManager: AccountStateManager, messageId: MessageId) -> Signal<Never, RequestUpdateMessageReactionError> {
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return postbox.transaction { transaction -> (Peer, String?)? in
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guard let peer = transaction.getPeer(messageId.peerId) else {
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return nil
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}
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guard let message = transaction.getMessage(messageId) else {
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return nil
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}
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var value: String?
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for attribute in message.attributes {
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if let attribute = attribute as? PendingReactionsMessageAttribute {
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value = attribute.value
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break
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}
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}
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return (peer, value)
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}
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|> castError(RequestUpdateMessageReactionError.self)
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|> mapToSignal { peerAndValue in
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guard let (peer, value) = peerAndValue else {
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return .fail(.generic)
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}
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guard let inputPeer = apiInputPeer(peer) else {
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return .fail(.generic)
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}
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if messageId.namespace != Namespaces.Message.Cloud {
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return .fail(.generic)
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}
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let signal: Signal<Never, RequestUpdateMessageReactionError> = network.request(Api.functions.messages.sendReaction(flags: value == nil ? 0 : 1, peer: inputPeer, msgId: messageId.id, reaction: value))
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|> mapError { _ -> RequestUpdateMessageReactionError in
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return .generic
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}
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|> mapToSignal { result -> Signal<Never, RequestUpdateMessageReactionError> in
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return postbox.transaction { transaction -> Void in
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transaction.setPendingMessageAction(type: .updateReaction, id: messageId, action: UpdateMessageReactionsAction())
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transaction.updateMessage(messageId, update: { currentMessage in
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var storeForwardInfo: StoreMessageForwardInfo?
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if let forwardInfo = currentMessage.forwardInfo {
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storeForwardInfo = StoreMessageForwardInfo(authorId: forwardInfo.author?.id, sourceId: forwardInfo.source?.id, sourceMessageId: forwardInfo.sourceMessageId, date: forwardInfo.date, authorSignature: forwardInfo.authorSignature, psaType: forwardInfo.psaType, flags: forwardInfo.flags)
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}
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let reactions = mergedMessageReactions(attributes: currentMessage.attributes)
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var attributes = currentMessage.attributes
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for j in (0 ..< attributes.count).reversed() {
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if attributes[j] is PendingReactionsMessageAttribute || attributes[j] is ReactionsMessageAttribute {
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attributes.remove(at: j)
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}
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}
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if let reactions = reactions {
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attributes.append(reactions)
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}
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return .update(StoreMessage(id: currentMessage.id, globallyUniqueId: currentMessage.globallyUniqueId, groupingKey: currentMessage.groupingKey, threadId: currentMessage.threadId, timestamp: currentMessage.timestamp, flags: StoreMessageFlags(currentMessage.flags), tags: currentMessage.tags, globalTags: currentMessage.globalTags, localTags: currentMessage.localTags, forwardInfo: storeForwardInfo, authorId: currentMessage.author?.id, text: currentMessage.text, attributes: attributes, media: currentMessage.media))
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})
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stateManager.addUpdates(result)
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}
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|> castError(RequestUpdateMessageReactionError.self)
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|> ignoreValues
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}
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#if DEBUG
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return signal |> delay(0.1, queue: .mainQueue())
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#else
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return signal
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#endif
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}
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}
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private final class ManagedApplyPendingMessageReactionsActionsHelper {
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var operationDisposables: [MessageId: Disposable] = [:]
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func update(entries: [PendingMessageActionsEntry]) -> (disposeOperations: [Disposable], beginOperations: [(PendingMessageActionsEntry, MetaDisposable)]) {
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var disposeOperations: [Disposable] = []
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var beginOperations: [(PendingMessageActionsEntry, MetaDisposable)] = []
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var hasRunningOperationForPeerId = Set<PeerId>()
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var validIds = Set<MessageId>()
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for entry in entries {
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if !hasRunningOperationForPeerId.contains(entry.id.peerId) {
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hasRunningOperationForPeerId.insert(entry.id.peerId)
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validIds.insert(entry.id)
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if self.operationDisposables[entry.id] == nil {
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let disposable = MetaDisposable()
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beginOperations.append((entry, disposable))
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self.operationDisposables[entry.id] = disposable
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}
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}
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}
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var removeMergedIds: [MessageId] = []
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for (id, disposable) in self.operationDisposables {
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if !validIds.contains(id) {
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removeMergedIds.append(id)
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disposeOperations.append(disposable)
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}
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}
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for id in removeMergedIds {
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self.operationDisposables.removeValue(forKey: id)
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}
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return (disposeOperations, beginOperations)
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}
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func reset() -> [Disposable] {
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let disposables = Array(self.operationDisposables.values)
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self.operationDisposables.removeAll()
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return disposables
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}
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}
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private func withTakenAction(postbox: Postbox, type: PendingMessageActionType, id: MessageId, _ f: @escaping (Transaction, PendingMessageActionsEntry?) -> Signal<Never, NoError>) -> Signal<Never, NoError> {
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return postbox.transaction { transaction -> Signal<Never, NoError> in
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var result: PendingMessageActionsEntry?
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if let action = transaction.getPendingMessageAction(type: type, id: id) as? UpdateMessageReactionsAction {
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result = PendingMessageActionsEntry(id: id, action: action)
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}
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return f(transaction, result)
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}
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|> switchToLatest
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}
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func managedApplyPendingMessageReactionsActions(postbox: Postbox, network: Network, stateManager: AccountStateManager) -> Signal<Void, NoError> {
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return Signal { _ in
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let helper = Atomic<ManagedApplyPendingMessageReactionsActionsHelper>(value: ManagedApplyPendingMessageReactionsActionsHelper())
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let actionsKey = PostboxViewKey.pendingMessageActions(type: .updateReaction)
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let disposable = postbox.combinedView(keys: [actionsKey]).start(next: { view in
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var entries: [PendingMessageActionsEntry] = []
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if let v = view.views[actionsKey] as? PendingMessageActionsView {
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entries = v.entries
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}
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let (disposeOperations, beginOperations) = helper.with { helper -> (disposeOperations: [Disposable], beginOperations: [(PendingMessageActionsEntry, MetaDisposable)]) in
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return helper.update(entries: entries)
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}
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for disposable in disposeOperations {
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disposable.dispose()
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}
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for (entry, disposable) in beginOperations {
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let signal = withTakenAction(postbox: postbox, type: .updateReaction, id: entry.id, { transaction, entry -> Signal<Never, NoError> in
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if let entry = entry {
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if let _ = entry.action as? UpdateMessageReactionsAction {
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return synchronizeMessageReactions(transaction: transaction, postbox: postbox, network: network, stateManager: stateManager, id: entry.id)
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} else {
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assertionFailure()
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}
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}
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return .complete()
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})
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|> then(
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postbox.transaction { transaction -> Void in
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transaction.setPendingMessageAction(type: .updateReaction, id: entry.id, action: nil)
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}
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|> ignoreValues
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)
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disposable.set(signal.start())
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}
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})
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return ActionDisposable {
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let disposables = helper.with { helper -> [Disposable] in
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return helper.reset()
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}
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for disposable in disposables {
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disposable.dispose()
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}
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disposable.dispose()
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}
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}
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}
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private func synchronizeMessageReactions(transaction: Transaction, postbox: Postbox, network: Network, stateManager: AccountStateManager, id: MessageId) -> Signal<Never, NoError> {
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return requestUpdateMessageReaction(postbox: postbox, network: network, stateManager: stateManager, messageId: id)
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|> `catch` { _ -> Signal<Never, NoError> in
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return postbox.transaction { transaction -> Void in
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transaction.setPendingMessageAction(type: .updateReaction, id: id, action: nil)
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transaction.updateMessage(id, update: { currentMessage in
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var storeForwardInfo: StoreMessageForwardInfo?
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if let forwardInfo = currentMessage.forwardInfo {
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storeForwardInfo = StoreMessageForwardInfo(authorId: forwardInfo.author?.id, sourceId: forwardInfo.source?.id, sourceMessageId: forwardInfo.sourceMessageId, date: forwardInfo.date, authorSignature: forwardInfo.authorSignature, psaType: forwardInfo.psaType, flags: forwardInfo.flags)
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}
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var attributes = currentMessage.attributes
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loop: for j in 0 ..< attributes.count {
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if let _ = attributes[j] as? PendingReactionsMessageAttribute {
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attributes.remove(at: j)
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break loop
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}
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}
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return .update(StoreMessage(id: currentMessage.id, globallyUniqueId: currentMessage.globallyUniqueId, groupingKey: currentMessage.groupingKey, threadId: currentMessage.threadId, timestamp: currentMessage.timestamp, flags: StoreMessageFlags(currentMessage.flags), tags: currentMessage.tags, globalTags: currentMessage.globalTags, localTags: currentMessage.localTags, forwardInfo: storeForwardInfo, authorId: currentMessage.author?.id, text: currentMessage.text, attributes: attributes, media: currentMessage.media))
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})
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}
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|> ignoreValues
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}
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}
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public extension EngineMessageReactionListContext.State {
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init(message: EngineMessage, reaction: String?) {
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var totalCount: Int = 0
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if let reactionsAttribute = message._asMessage().reactionsAttribute {
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for messageReaction in reactionsAttribute.reactions {
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if reaction == nil || messageReaction.value == reaction {
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totalCount += Int(messageReaction.count)
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}
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}
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}
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self.init(
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totalCount: totalCount,
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items: [],
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canLoadMore: totalCount != 0
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)
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}
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}
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public final class EngineMessageReactionListContext {
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public final class Item: Equatable {
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public let peer: EnginePeer
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public let reaction: String?
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public init(
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peer: EnginePeer,
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reaction: String?
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) {
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self.peer = peer
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self.reaction = reaction
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}
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public static func ==(lhs: Item, rhs: Item) -> Bool {
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if lhs.peer != rhs.peer {
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return false
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}
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if lhs.reaction != rhs.reaction {
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return false
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}
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return true
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}
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}
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public struct State: Equatable {
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public var totalCount: Int
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public var items: [Item]
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public var canLoadMore: Bool
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public init(
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totalCount: Int,
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items: [Item],
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canLoadMore: Bool
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) {
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self.totalCount = totalCount
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self.items = items
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self.canLoadMore = canLoadMore
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}
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}
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private final class Impl {
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struct InternalState: Equatable {
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var totalCount: Int
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var items: [Item]
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var canLoadMore: Bool
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var nextOffset: String?
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}
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let queue: Queue
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let account: Account
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let message: EngineMessage
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let reaction: String?
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let disposable = MetaDisposable()
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var state: InternalState
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let statePromise = Promise<InternalState>()
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var isLoadingMore: Bool = false
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init(queue: Queue, account: Account, message: EngineMessage, reaction: String?) {
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self.queue = queue
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self.account = account
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self.message = message
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self.reaction = reaction
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let initialState = EngineMessageReactionListContext.State(message: message, reaction: reaction)
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self.state = InternalState(totalCount: initialState.totalCount, items: initialState.items, canLoadMore: true, nextOffset: nil)
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if initialState.canLoadMore {
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self.loadMore()
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}
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}
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deinit {
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assert(self.queue.isCurrent())
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self.disposable.dispose()
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}
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func loadMore() {
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if self.isLoadingMore {
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return
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}
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self.isLoadingMore = true
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let account = self.account
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let message = self.message
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let reaction = self.reaction
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let currentOffset = self.state.nextOffset
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let limit = self.state.items.isEmpty ? 50 : 100
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let signal: Signal<InternalState, NoError> = self.account.postbox.transaction { transaction -> Api.InputPeer? in
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return transaction.getPeer(message.id.peerId).flatMap(apiInputPeer)
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}
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|> mapToSignal { inputPeer -> Signal<InternalState, NoError> in
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if message.id.namespace != Namespaces.Message.Cloud {
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return .single(InternalState(totalCount: 0, items: [], canLoadMore: false, nextOffset: nil))
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}
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guard let inputPeer = inputPeer else {
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return .single(InternalState(totalCount: 0, items: [], canLoadMore: false, nextOffset: nil))
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}
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var flags: Int32 = 0
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if reaction != nil {
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flags |= 1 << 0
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}
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if currentOffset != nil {
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flags |= 1 << 1
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}
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return account.network.request(Api.functions.messages.getMessageReactionsList(flags: flags, peer: inputPeer, id: message.id.id, reaction: reaction, offset: currentOffset, limit: Int32(limit)))
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|> map(Optional.init)
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|> `catch` { _ -> Signal<Api.messages.MessageReactionsList?, NoError> in
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return .single(nil)
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}
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|> mapToSignal { result -> Signal<InternalState, NoError> in
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return account.postbox.transaction { transaction -> InternalState in
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switch result {
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case let .messageReactionsList(_, count, reactions, users, nextOffset):
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var peers: [Peer] = []
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var peerPresences: [PeerId: PeerPresence] = [:]
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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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updatePeers(transaction: transaction, peers: peers, update: { _, updated -> Peer in
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return updated
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})
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updatePeerPresences(transaction: transaction, accountPeerId: account.peerId, peerPresences: peerPresences)
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var items: [EngineMessageReactionListContext.Item] = []
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for reaction in reactions {
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switch reaction {
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case let .messageUserReaction(userId, reaction):
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if let peer = transaction.getPeer(PeerId(namespace: Namespaces.Peer.CloudUser, id: PeerId.Id._internalFromInt64Value(userId))) {
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items.append(EngineMessageReactionListContext.Item(peer: EnginePeer(peer), reaction: reaction))
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}
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}
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}
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return InternalState(totalCount: Int(count), items: items, canLoadMore: nextOffset != nil, nextOffset: nextOffset)
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case .none:
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return InternalState(totalCount: 0, items: [], canLoadMore: false, nextOffset: nil)
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}
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}
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}
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}
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self.disposable.set((signal
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|> deliverOn(self.queue)).start(next: { [weak self] state in
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guard let strongSelf = self else {
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return
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}
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var existingPeerIds = Set<EnginePeer.Id>()
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for item in strongSelf.state.items {
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existingPeerIds.insert(item.peer.id)
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}
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for item in state.items {
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if existingPeerIds.contains(item.peer.id) {
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continue
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}
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existingPeerIds.insert(item.peer.id)
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strongSelf.state.items.append(item)
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}
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if state.canLoadMore {
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strongSelf.state.totalCount = max(state.totalCount, strongSelf.state.items.count)
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} else {
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strongSelf.state.totalCount = strongSelf.state.items.count
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}
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strongSelf.state.canLoadMore = state.canLoadMore
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strongSelf.state.nextOffset = state.nextOffset
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strongSelf.isLoadingMore = false
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strongSelf.statePromise.set(.single(strongSelf.state))
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}))
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}
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}
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private let queue: Queue
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private let impl: QueueLocalObject<Impl>
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public var state: Signal<State, NoError> {
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return Signal { subscriber in
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let disposable = MetaDisposable()
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self.impl.with { impl in
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disposable.set(impl.statePromise.get().start(next: { state in
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subscriber.putNext(State(
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totalCount: state.totalCount,
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items: state.items,
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canLoadMore: state.canLoadMore
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))
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}))
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}
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return disposable
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}
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}
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init(account: Account, message: EngineMessage, reaction: String?) {
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let queue = Queue()
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self.queue = queue
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self.impl = QueueLocalObject(queue: queue, generate: {
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return Impl(queue: queue, account: account, message: message, reaction: reaction)
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})
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}
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public func loadMore() {
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self.impl.with { impl in
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impl.loadMore()
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}
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}
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}
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public enum UpdatePeerAllowedReactionsError {
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case generic
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}
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func _internal_updatePeerAllowedReactions(account: Account, peerId: PeerId, allowedReactions: [String]) -> Signal<Never, UpdatePeerAllowedReactionsError> {
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return account.postbox.transaction { transaction -> Api.InputPeer? in
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return transaction.getPeer(peerId).flatMap(apiInputPeer)
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}
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|> castError(UpdatePeerAllowedReactionsError.self)
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|> mapToSignal { inputPeer -> Signal<Never, UpdatePeerAllowedReactionsError> in
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guard let inputPeer = inputPeer else {
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return .fail(.generic)
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}
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return account.network.request(Api.functions.messages.setChatAvailableReactions(peer: inputPeer, availableReactions: allowedReactions))
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|> mapError { _ -> UpdatePeerAllowedReactionsError in
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return .generic
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}
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|> mapToSignal { result -> Signal<Never, UpdatePeerAllowedReactionsError> in
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account.stateManager.addUpdates(result)
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return account.postbox.transaction { transaction -> Void in
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transaction.updatePeerCachedData(peerIds: [peerId], update: { _, current in
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if let current = current as? CachedChannelData {
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return current.withUpdatedAllowedReactions(allowedReactions)
|
|
} else if let current = current as? CachedGroupData {
|
|
return current.withUpdatedAllowedReactions(allowedReactions)
|
|
} else {
|
|
return current
|
|
}
|
|
})
|
|
}
|
|
|> ignoreValues
|
|
|> castError(UpdatePeerAllowedReactionsError.self)
|
|
}
|
|
}
|
|
}
|
|
|
|
func _internal_updateDefaultReaction(account: Account, reaction: String) -> Signal<Never, NoError> {
|
|
return account.network.request(Api.functions.messages.setDefaultReaction(reaction: reaction))
|
|
|> `catch` { _ -> Signal<Api.Bool, NoError> in
|
|
return .single(.boolFalse)
|
|
}
|
|
|> ignoreValues
|
|
}
|