Upload files in parallel

Telegram/Telegram-iOS/en.lproj/Localizable.strings

@@ -5922,7 +5922,7 @@ Sorry for the inconvenience.";
 
 "Conversation.AddMembers" = "Add Members";
 
-"Conversation.ImportedMessageHint" = "The messages was imported from another app. We can't guarantee it's real.";
+"Conversation.ImportedMessageHint" = "This message was imported from another app. We can't guarantee it's real.";
 
 "Conversation.GreetingText" = "Send a message or tap on the greeting below.";
 
@@ -5933,7 +5933,7 @@ Sorry for the inconvenience.";
 "Conversation.AudioRateTooltipSpeedUp" = "The audio will now play 2 times faster.";
 "Conversation.AudioRateTooltipNormal" = "The audio will now play at normal speed.";
 
-"ChatImport.Title" = "Import Chat";
+"ChatImport.Title" = "Select Chat";
 "ChatImport.SelectionErrorNotAdmin" = "You need to be an admin of the group to import messages into it.";
 "ChatImport.SelectionErrorGroupGeneric" = "You can't import history into this group.";
 "ChatImport.SelectionConfirmationGroupWithTitle" = "Are you sure you want to import messages from **%1$@** into **%2$@**?";
@@ -5956,5 +5956,6 @@ Sorry for the inconvenience.";
 "ChatImportActivity.InProgress" = "Please keep this window open\nduring the import.";
 "ChatImportActivity.ErrorNotAdmin" = "You need to be an admin.";
 "ChatImportActivity.ErrorInvalidChatType" = "You can't import this history in this type of chat.";
+"ChatImportActivity.ErrorUserBlocked" = "You need to be an admin.";
 "ChatImportActivity.ErrorGeneric" = "An error occurred.";
 "ChatImportActivity.Success" = "Chat imported\nsuccessfully.";

submodules/ChatImportUI/Sources/ChatImportActivityScreen.swift

@@ -549,8 +549,8 @@ public final class ChatImportActivityScreen: ViewController {
                 }
             }
         }
-        |> mapToSignal { session -> Signal<(String, Float), ImportError> in
-            var importSignal: Signal<(String, Float), ImportError> = .single(("", 0.0))
+        |> mapToSignal { session -> Signal<[(String, Float)], ImportError> in
+            var mediaSignals: [Signal<(String, Float), ImportError>] = []
             
             for (_, fileName, mediaType, fileData) in otherEntries {
                 let unpackedFile: Signal<TempBoxFile, ImportError> = fileData.get()
@@ -588,27 +588,27 @@ public final class ChatImportActivityScreen: ViewController {
                     }
                 }
                 
-                importSignal = importSignal
-                |> then(uploadedMedia)
+                mediaSignals.append(Signal<(String, Float), ImportError>.single((fileName, 0.0))
+                |> then(uploadedMedia))
             }
             
-            importSignal = importSignal
+            return combineLatest(mediaSignals)
             |> then(ChatHistoryImport.startImport(account: context.account, session: session)
             |> mapError { _ -> ImportError in
                 return .generic
             }
-            |> map { _ -> (String, Float) in
+            |> map { _ -> [(String, Float)] in
             })
-            
-            return importSignal
         }
-        |> deliverOnMainQueue).start(next: { [weak self] (fileName, progress) in
+        |> deliverOnMainQueue).start(next: { [weak self] fileNameAndProgress in
             guard let strongSelf = self else {
                 return
             }
             
-            if let (fileSize, _) = strongSelf.pendingEntries[fileName] {
-                strongSelf.pendingEntries[fileName] = (fileSize, progress)
+            for (fileName, progress) in fileNameAndProgress {
+                if let (fileSize, _) = strongSelf.pendingEntries[fileName] {
+                    strongSelf.pendingEntries[fileName] = (fileSize, progress)
+                }
             }
             
             var totalDoneBytes = strongSelf.mainEntrySize

submodules/TelegramCore/Sources/ChatHistoryImport.swift

@@ -104,7 +104,7 @@ public enum ChatHistoryImport {
     }
     
     public static func uploadMedia(account: Account, session: Session, file: TempBoxFile, fileName: String, mimeType: String, type: MediaType) -> Signal<Float, UploadMediaError> {
-        return multipartUpload(network: account.network, postbox: account.postbox, source: .tempFile(file), encrypt: false, tag: nil, hintFileSize: nil, hintFileIsLarge: false)
+        return multipartUpload(network: account.network, postbox: account.postbox, source: .tempFile(file), encrypt: false, tag: nil, hintFileSize: nil, hintFileIsLarge: false, useLargerParts: true)
         |> mapError { _ -> UploadMediaError in
             return .generic
         }

submodules/TelegramCore/Sources/MultipartUpload.swift

@@ -138,7 +138,7 @@ private final class MultipartUploadManager {
     
     let state: MultipartUploadState
     
-    init(headerSize: Int32, data: Signal<MultipartUploadData, NoError>, encryptionKey: SecretFileEncryptionKey?, hintFileSize: Int?, hintFileIsLarge: Bool, uploadPart: @escaping (UploadPart) -> Signal<Void, UploadPartError>, progress: @escaping (Float) -> Void, completed: @escaping (MultipartIntermediateResult?) -> Void) {
+    init(headerSize: Int32, data: Signal<MultipartUploadData, NoError>, encryptionKey: SecretFileEncryptionKey?, hintFileSize: Int?, hintFileIsLarge: Bool, useLargerParts: Bool, uploadPart: @escaping (UploadPart) -> Signal<Void, UploadPartError>, progress: @escaping (Float) -> Void, completed: @escaping (MultipartIntermediateResult?) -> Void) {
         self.dataSignal = data
         
         var fileId: Int64 = 0
@@ -166,6 +166,10 @@ private final class MultipartUploadManager {
             self.defaultPartSize = 512 * 1024
             self.bigTotalParts = nil
             self.bigParts = true
+        } else if useLargerParts {
+            self.bigParts = false
+            self.defaultPartSize = 64 * 1024
+            self.bigTotalParts = nil
         } else {
             self.bigParts = false
             self.defaultPartSize = 16 * 1024
@@ -368,7 +372,7 @@ enum MultipartUploadError {
     case generic
 }
 
-func multipartUpload(network: Network, postbox: Postbox, source: MultipartUploadSource, encrypt: Bool, tag: MediaResourceFetchTag?, hintFileSize: Int?, hintFileIsLarge: Bool) -> Signal<MultipartUploadResult, MultipartUploadError> {
+func multipartUpload(network: Network, postbox: Postbox, source: MultipartUploadSource, encrypt: Bool, tag: MediaResourceFetchTag?, hintFileSize: Int?, hintFileIsLarge: Bool, useLargerParts: Bool = false) -> Signal<MultipartUploadResult, MultipartUploadError> {
     return network.upload(tag: tag)
     |> mapToSignalPromotingError { download -> Signal<MultipartUploadResult, MultipartUploadError> in
         return Signal { subscriber in
@@ -419,7 +423,7 @@ func multipartUpload(network: Network, postbox: Postbox, source: MultipartUpload
                     fetchedResource = .complete()
             }
             
-            let manager = MultipartUploadManager(headerSize: headerSize, data: dataSignal, encryptionKey: encryptionKey, hintFileSize: hintFileSize, hintFileIsLarge: hintFileIsLarge, uploadPart: { part in
+            let manager = MultipartUploadManager(headerSize: headerSize, data: dataSignal, encryptionKey: encryptionKey, hintFileSize: hintFileSize, hintFileIsLarge: hintFileIsLarge, useLargerParts: useLargerParts, uploadPart: { part in
                 return download.uploadPart(fileId: part.fileId, index: part.index, data: part.data, asBigPart: part.bigPart, bigTotalParts: part.bigTotalParts)
             }, progress: { progress in
                 subscriber.putNext(.progress(progress))