From f4502fe9263de589445c2cd9a4834de7a5e5def7 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Wed, 23 Oct 2024 18:34:55 +0400
Subject: [PATCH] f Migrate GIF search emoji sections to TDLib.

---
 .../chat_helpers/stickers_emoji_pack.cpp      | 20 ++++++++++++++++++-
 .../chat_helpers/stickers_emoji_pack.h        |  9 +++++----
 2 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.cpp b/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.cpp
index 8fdbb947746bef..34f3f4e83f7feb 100644
--- a/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.cpp
+++ b/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.cpp
@@ -156,7 +156,6 @@ void EmojiPack::remove(not_null<const ViewElement*> view) {
 	}
 }
 
-#if 0 // mtp
 auto EmojiPack::stickerForEmoji(EmojiPtr emoji) -> Sticker {
 	Expects(emoji != nullptr);
 
@@ -165,6 +164,7 @@ auto EmojiPack::stickerForEmoji(EmojiPtr emoji) -> Sticker {
 		return { i->second.get(), nullptr };
 	}
 	if (!emoji->colored()) {
+		request(emoji);
 		return {};
 	}
 	const auto j = _map.find(emoji->original());
@@ -172,9 +172,27 @@ auto EmojiPack::stickerForEmoji(EmojiPtr emoji) -> Sticker {
 		const auto index = emoji->variantIndex(emoji);
 		return { j->second.get(), ColorReplacements(index) };
 	}
+	request(emoji->original());
 	return {};
 }
 
+void EmojiPack::request(EmojiPtr emoji) {
+	if (!_requested.emplace(emoji).second) {
+		return;
+	}
+	_session->sender().request(TLgetAnimatedEmoji(
+		tl_string(emoji->id())
+	)).done([=](const TLanimatedEmoji &result) {
+		const auto &data = result.data();
+		if (const auto &sticker = data.vsticker()) {
+			const auto document = _session->data().processDocument(*sticker);
+			_map.emplace(emoji, document);
+			_refreshed.fire({});
+		}
+	}).send();
+}
+
+#if 0 // mtp
 auto EmojiPack::stickerForEmoji(const IsolatedEmoji &emoji) -> Sticker {
 	Expects(!emoji.empty());
 
diff --git a/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.h b/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.h
index ed92162ddff69f..45ae9e219eafa1 100644
--- a/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.h
+++ b/Telegram/SourceFiles/chat_helpers/stickers_emoji_pack.h
@@ -82,8 +82,8 @@ class EmojiPack final {
 	bool add(not_null<ViewElement*> view);
 	void remove(not_null<const ViewElement*> view);
 
-#if 0 // mtp
 	[[nodiscard]] Sticker stickerForEmoji(EmojiPtr emoji);
+#if 0 // mtp
 	[[nodiscard]] Sticker stickerForEmoji(const IsolatedEmoji &emoji);
 #endif
 	[[nodiscard]] std::shared_ptr<LargeEmojiImage> image(EmojiPtr emoji);
@@ -100,10 +100,10 @@ class EmojiPack final {
 	[[nodiscard]] int animationsVersion() const {
 		return _animationsVersion;
 	}
+#endif
 	[[nodiscard]] rpl::producer<> refreshed() const {
 		return _refreshed.events();
 	}
-#endif
 
 	[[nodiscard]] std::unique_ptr<Lottie::SinglePlayer> effectPlayer(
 		not_null<DocumentData*> document,
@@ -160,10 +160,11 @@ class EmojiPack final {
 	void refreshItems(const base::flat_set<not_null<ViewElement*>> &list);
 	void refreshItems(const base::flat_set<not_null<HistoryItem*>> &items);
 
+	void request(EmojiPtr emoji);
+	base::flat_set<EmojiPtr> _requested;
+
 	const not_null<Main::Session*> _session;
-#if 0 // mtp
 	base::flat_map<EmojiPtr, not_null<DocumentData*>> _map;
-#endif
 	base::flat_map<
 		IsolatedEmoji,
 		base::flat_set<not_null<HistoryView::Element*>>> _items;