no message

TelegramCore.xcodeproj/project.pbxproj

@@ -34,6 +34,8 @@
 		C27982541E73078400262BFD /* SecretChatStateBridge.swift in Sources */ = {isa = PBXBuildFile; fileRef = C27982521E73077800262BFD /* SecretChatStateBridge.swift */; };
 		C28725421EF967E700613564 /* NotificationInfoMessageAttribute.swift in Sources */ = {isa = PBXBuildFile; fileRef = C28725411EF967E700613564 /* NotificationInfoMessageAttribute.swift */; };
 		C28725431EF967E700613564 /* NotificationInfoMessageAttribute.swift in Sources */ = {isa = PBXBuildFile; fileRef = C28725411EF967E700613564 /* NotificationInfoMessageAttribute.swift */; };
+		C29340F31F5080FA0074991E /* UpdateGroupSpecificStickerset.swift in Sources */ = {isa = PBXBuildFile; fileRef = C29340F21F5080FA0074991E /* UpdateGroupSpecificStickerset.swift */; };
+		C29340F41F5081280074991E /* UpdateGroupSpecificStickerset.swift in Sources */ = {isa = PBXBuildFile; fileRef = C29340F21F5080FA0074991E /* UpdateGroupSpecificStickerset.swift */; };
 		C2A315C01E2E776A00D89000 /* RequestStartBot.swift in Sources */ = {isa = PBXBuildFile; fileRef = D01749581E1092BC0057C89A /* RequestStartBot.swift */; };
 		C2E064681ECEEF0A00387BB8 /* TelegramMediaInvoice.swift in Sources */ = {isa = PBXBuildFile; fileRef = C2E064671ECEEF0A00387BB8 /* TelegramMediaInvoice.swift */; };
 		C2E064691ECEEF0B00387BB8 /* TelegramMediaInvoice.swift in Sources */ = {isa = PBXBuildFile; fileRef = C2E064671ECEEF0A00387BB8 /* TelegramMediaInvoice.swift */; };
@@ -595,6 +597,7 @@
 		C27982501E72C97800262BFD /* MacosLegacy.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MacosLegacy.swift; sourceTree = "<group>"; };
 		C27982521E73077800262BFD /* SecretChatStateBridge.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SecretChatStateBridge.swift; sourceTree = "<group>"; };
 		C28725411EF967E700613564 /* NotificationInfoMessageAttribute.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = NotificationInfoMessageAttribute.swift; sourceTree = "<group>"; };
+		C29340F21F5080FA0074991E /* UpdateGroupSpecificStickerset.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UpdateGroupSpecificStickerset.swift; sourceTree = "<group>"; };
 		C2E064671ECEEF0A00387BB8 /* TelegramMediaInvoice.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = TelegramMediaInvoice.swift; sourceTree = "<group>"; };
 		C2E0646C1ECF171D00387BB8 /* TelegramMediaWebDocument.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = TelegramMediaWebDocument.swift; sourceTree = "<group>"; };
 		C2F4ED1C1EC60064005F2696 /* RateCall.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = RateCall.swift; sourceTree = "<group>"; };
@@ -970,6 +973,7 @@
 				D0E23DDE1E8082A400B9B6D2 /* ArchivedStickerPacks.swift */,
 				D0C27B3E1F4B51D000A4E170 /* CachedStickerPack.swift */,
 				D0C27B411F4B58C000A4E170 /* PeerSpecificStickerPack.swift */,
+				C29340F21F5080FA0074991E /* UpdateGroupSpecificStickerset.swift */,
 			);
 			name = "Sticker Management";
 			sourceTree = "<group>";
@@ -1853,6 +1857,7 @@
 				D0DC354E1DE368F7000195EB /* RequestChatContextResults.swift in Sources */,
 				D0BC38771E40BAAA0044D6FE /* ManagedSynchronizePinnedChatsOperations.swift in Sources */,
 				D0B843851DA6EDC4005F29E1 /* CachedChannelData.swift in Sources */,
+				C29340F31F5080FA0074991E /* UpdateGroupSpecificStickerset.swift in Sources */,
 				D01C7ED31EF5DF83008305F1 /* LimitsConfiguration.swift in Sources */,
 				D0F02CE51E9926C40065DEE2 /* ManagedConfigurationUpdates.swift in Sources */,
 				D0528E6A1E65DD2100E2FEF5 /* WebpagePreview.swift in Sources */,
@@ -1960,6 +1965,7 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				C29340F41F5081280074991E /* UpdateGroupSpecificStickerset.swift in Sources */,
 				C25638021E79E7FC00311607 /* TwoStepVerification.swift in Sources */,
 				C27982541E73078400262BFD /* SecretChatStateBridge.swift in Sources */,
 				D00DBBD81E64E41100DB5485 /* CreateSecretChat.swift in Sources */,

TelegramCore/CachedChannelData.swift

@@ -18,6 +18,7 @@ public struct CachedChannelFlags: OptionSet {
     
     public static let canDisplayParticipants = CachedChannelFlags(rawValue: 1 << 0)
     public static let canChangeUsername = CachedChannelFlags(rawValue: 1 << 1)
+    public static let canSetStickerSet = CachedChannelFlags(rawValue: 1 << 2)
 }
 
 public struct CachedChannelParticipantsSummary: Coding, Equatable {

TelegramCore/UpdateCachedPeerData.swift

@@ -225,6 +225,9 @@ func fetchAndUpdateCachedPeerData(peerId: PeerId, network: Network, postbox: Pos
                                             if (flags & (1 << 6)) != 0 {
                                                 channelFlags.insert(.canChangeUsername)
                                             }
+                                            if (flags & (1 << 7)) != 0 {
+                                                channelFlags.insert(.canSetStickerSet)
+                                            }
                                             var botInfos: [CachedPeerBotInfo] = []
                                             for botInfo in apiBotInfos {
                                                 switch botInfo {

TelegramCore/UpdateGroupSpecificStickerset.swift

@@ -0,0 +1,36 @@
+import Foundation
+#if os(macOS)
+    import PostboxMac
+    import SwiftSignalKitMac
+#else
+    import Postbox
+    import SwiftSignalKit
+#endif
+
+
+public func updateGroupSpecificStickerset(postbox: Postbox, network: Network, peerId:PeerId, info:StickerPackCollectionInfo?) -> Signal<Void, Void> {
+    return postbox.loadedPeerWithId(peerId) |> mapToSignal { peer in
+        let inputStickerset: Api.InputStickerSet
+        if let info = info {
+            inputStickerset = Api.InputStickerSet.inputStickerSetShortName(shortName: info.shortName)
+        } else {
+            inputStickerset = Api.InputStickerSet.inputStickerSetEmpty
+        }
+        if let inputChannel = apiInputChannel(peer) {
+            let api = Api.functions.channels.setStickers(channel: inputChannel, stickerset: inputStickerset)
+            return network.request(api) |> retryRequest |> mapToSignal { value in
+                switch value {
+                case .boolTrue:
+                    return postbox.modify { modifier -> Void in
+                        return modifier.updatePeerCachedData(peerIds: [peerId], update: { _, current -> CachedPeerData? in
+                            return (current as? CachedChannelData)?.withUpdatedStickerPack(info)
+                        })
+                    }
+                default:
+                    return .complete()
+                }
+            }
+        }
+        return .complete()
+    }
+}