From d3a2df8858d3e35ac99a2abdde5a252ccc9dc7ac Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Fri, 30 Sep 2022 15:55:46 +0300
Subject: [PATCH] Return stickers from getCustomEmojiReactionAnimations.

---
 td/generate/scheme/td_api.tl    |  7 ++-----
 td/telegram/StickersManager.cpp | 16 +++++-----------
 td/telegram/StickersManager.h   |  2 +-
 3 files changed, 8 insertions(+), 17 deletions(-)

diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index f75847c7f..738907981 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -163,9 +163,6 @@ remoteFile id:string unique_id:string is_uploading_active:Bool is_uploading_comp
 //@remote Information about the remote copy of the file
 file id:int32 size:int53 expected_size:int53 local:localFile remote:remoteFile = File;
 
-//@description Represents a list of files @files List of files
-files files:vector<file> = Files;
-
 
 //@class InputFile @description Points to a file
 
@@ -5205,8 +5202,8 @@ editMessageSchedulingState chat_id:int53 message_id:int53 scheduling_state:Messa
 //@description Returns information about a emoji reaction. Returns a 404 error if the reaction is not found @emoji Text representation of the reaction
 getEmojiReaction emoji:string = EmojiReaction;
 
-//@description Returns TGS files with generic animations for custom emoji reactions
-getCustomEmojiReactionAnimations = Files;
+//@description Returns TGS stickers with generic animations for custom emoji reactions
+getCustomEmojiReactionAnimations = Stickers;
 
 //@description Returns reactions, which can be added to a message. The list can change after updateActiveEmojiReactions, updateChatAvailableReactions for the chat, or updateMessageInteractionInfo for the message
 //@chat_id Identifier of the chat to which the message belongs
diff --git a/td/telegram/StickersManager.cpp b/td/telegram/StickersManager.cpp
index 9fae50f44..f83c1062a 100644
--- a/td/telegram/StickersManager.cpp
+++ b/td/telegram/StickersManager.cpp
@@ -2214,12 +2214,8 @@ tl_object_ptr<td_api::sticker> StickersManager::get_sticker_object(FileId file_i
 }
 
 tl_object_ptr<td_api::stickers> StickersManager::get_stickers_object(const vector<FileId> &sticker_ids) const {
-  auto result = td_api::make_object<td_api::stickers>();
-  result->stickers_.reserve(sticker_ids.size());
-  for (auto sticker_id : sticker_ids) {
-    result->stickers_.push_back(get_sticker_object(sticker_id));
-  }
-  return result;
+  return td_api::make_object<td_api::stickers>(
+      transform(sticker_ids, [&](FileId sticker_id) { return get_sticker_object(sticker_id); }));
 }
 
 tl_object_ptr<td_api::DiceStickers> StickersManager::get_dice_stickers_object(const string &emoji, int32 value) const {
@@ -5854,14 +5850,14 @@ void StickersManager::get_all_animated_emojis(bool is_recursive,
 }
 
 void StickersManager::get_custom_emoji_reaction_generic_animations(
-    bool is_recursive, Promise<td_api::object_ptr<td_api::files>> &&promise) {
+    bool is_recursive, Promise<td_api::object_ptr<td_api::stickers>> &&promise) {
   TRY_STATUS_PROMISE(promise, G()->close_status());
 
   auto &special_sticker_set = add_special_sticker_set(SpecialStickerSetType::generic_animations());
   auto sticker_set = get_sticker_set(special_sticker_set.id_);
   if (sticker_set == nullptr || !sticker_set->was_loaded_) {
     if (is_recursive) {
-      return promise.set_value(td_api::make_object<td_api::files>());
+      return promise.set_value(td_api::make_object<td_api::stickers>());
     }
 
     pending_get_generic_animations_queries_.push_back(PromiseCreator::lambda(
@@ -5877,9 +5873,7 @@ void StickersManager::get_custom_emoji_reaction_generic_animations(
     return;
   }
 
-  auto files = transform(sticker_set->sticker_ids_,
-                         [&](FileId sticker_id) { return td_->file_manager_->get_file_object(sticker_id); });
-  promise.set_value(td_api::make_object<td_api::files>(std::move(files)));
+  promise.set_value(get_stickers_object(sticker_set->sticker_ids_));
 }
 
 void StickersManager::get_default_emoji_statuses(bool is_recursive,
diff --git a/td/telegram/StickersManager.h b/td/telegram/StickersManager.h
index bebab36b7..2f26c7440 100644
--- a/td/telegram/StickersManager.h
+++ b/td/telegram/StickersManager.h
@@ -104,7 +104,7 @@ class StickersManager final : public Actor {
   void get_all_animated_emojis(bool is_recursive, Promise<td_api::object_ptr<td_api::emojis>> &&promise);
 
   void get_custom_emoji_reaction_generic_animations(bool is_recursive,
-                                                    Promise<td_api::object_ptr<td_api::files>> &&promise);
+                                                    Promise<td_api::object_ptr<td_api::stickers>> &&promise);
 
   void get_default_emoji_statuses(bool is_recursive, Promise<td_api::object_ptr<td_api::emojiStatuses>> &&promise);