TM-SGNL-iOS/SignalServiceKit/MessageBackup/Archivers/ChatItem/ChatUpdateMessages/MessageBackupLearnedProfileChatUpdateArchiver.swift
TeleMessage developers dde0620daf initial commit
2025-05-03 12:28:28 -07:00

136 lines
5 KiB
Swift

//
// Copyright 2024 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
//
final class MessageBackupLearnedProfileChatUpdateArchiver {
typealias Details = MessageBackup.InteractionArchiveDetails
typealias ArchiveChatUpdateMessageResult = MessageBackup.ArchiveInteractionResult<Details>
typealias RestoreChatUpdateMessageResult = MessageBackup.RestoreInteractionResult<Void>
private typealias ArchiveFrameError = MessageBackup.ArchiveFrameError<MessageBackup.InteractionUniqueId>
private typealias RestoreFrameError = MessageBackup.RestoreFrameError<MessageBackup.ChatItemId>
private let interactionStore: MessageBackupInteractionStore
init(interactionStore: MessageBackupInteractionStore) {
self.interactionStore = interactionStore
}
// MARK: -
func archiveLearnedProfileChatUpdate(
infoMessage: TSInfoMessage,
context: MessageBackup.ChatArchivingContext
) -> ArchiveChatUpdateMessageResult {
func messageFailure(
_ errorType: ArchiveFrameError.ErrorType,
line: UInt = #line
) -> ArchiveChatUpdateMessageResult {
return .messageFailure([.archiveFrameError(
errorType,
infoMessage.uniqueInteractionId,
line: line
)])
}
guard let displayNameBeforeLearningProfileKey = infoMessage.displayNameBeforeLearningProfileName else {
return messageFailure(.learnedProfileUpdateMissingPreviousName)
}
var learnedProfileChatUpdate = BackupProto_LearnedProfileChatUpdate()
switch displayNameBeforeLearningProfileKey {
case .phoneNumber(let phoneNumber):
guard let e164 = E164(phoneNumber) else {
return messageFailure(.learnedProfileUpdateInvalidE164)
}
learnedProfileChatUpdate.previousName = .e164(e164.uint64Value)
case .username(let username):
learnedProfileChatUpdate.previousName = .username(username)
}
var chatUpdateMessage = BackupProto_ChatUpdateMessage()
chatUpdateMessage.update = .learnedProfileChange(learnedProfileChatUpdate)
let interactionArchiveDetails = Details(
author: context.recipientContext.localRecipientId,
directionalDetails: .directionless(BackupProto_ChatItem.DirectionlessMessageDetails()),
dateCreated: infoMessage.timestamp,
expireStartDate: nil,
expiresInMs: nil,
isSealedSender: false,
chatItemType: .updateMessage(chatUpdateMessage),
isSmsPreviouslyRestoredFromBackup: false
)
return .success(interactionArchiveDetails)
}
// MARK: -
func restoreLearnedProfileChatUpdate(
_ learnedProfileUpdateProto: BackupProto_LearnedProfileChatUpdate,
chatItem: BackupProto_ChatItem,
chatThread: MessageBackup.ChatThread,
context: MessageBackup.ChatItemRestoringContext
) -> RestoreChatUpdateMessageResult {
func invalidProtoData(
_ error: RestoreFrameError.ErrorType.InvalidProtoDataError,
line: UInt = #line
) -> RestoreChatUpdateMessageResult {
return .messageFailure([.restoreFrameError(
.invalidProtoData(error),
chatItem.id,
line: line
)])
}
guard let previousName = learnedProfileUpdateProto.previousName else {
return invalidProtoData(.learnedProfileUpdateMissingPreviousName)
}
guard case .contact(let contactThread) = chatThread.threadType else {
return invalidProtoData(.learnedProfileUpdateNotFromContact)
}
let displayNameBefore: TSInfoMessage.DisplayNameBeforeLearningProfileName
switch previousName {
case .e164(let uintValue):
guard let e164 = E164(uintValue) else {
return invalidProtoData(.invalidE164(protoClass: BackupProto_LearnedProfileChatUpdate.self))
}
displayNameBefore = .phoneNumber(e164.stringValue)
case .username(let username):
displayNameBefore = .username(username)
}
let learnedProfileKeyInfoMessage: TSInfoMessage = .makeForLearnedProfileName(
contactThread: contactThread,
timestamp: chatItem.dateSent,
displayNameBefore: displayNameBefore
)
guard let directionalDetails = chatItem.directionalDetails else {
return .messageFailure([.restoreFrameError(
.invalidProtoData(.chatItemMissingDirectionalDetails),
chatItem.id
)])
}
do {
try interactionStore.insert(
learnedProfileKeyInfoMessage,
in: chatThread,
chatId: chatItem.typedChatId,
directionalDetails: directionalDetails,
context: context
)
} catch let error {
return .messageFailure([.restoreFrameError(.databaseInsertionFailed(error), chatItem.id)])
}
return .success(())
}
}