Display shared stories in message history.

Telegram/SourceFiles/data/data_media_types.cpp

@@ -56,6 +56,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_poll.h"
 #include "data/data_channel.h"
 #include "data/data_file_origin.h"
+#include "data/data_stories.h"
 #include "main/main_session.h"
 #include "main/main_session_settings.h"
 #include "core/application.h"
@@ -72,6 +73,7 @@ namespace {
 
 constexpr auto kFastRevokeRestriction = 24 * 60 * TimeId(60);
 constexpr auto kMaxPreviewImages = 3;
+constexpr auto kLoadingStoryPhotoId = PhotoId(0x7FFF'DEAD'FFFF'FFFFULL);
 
 using ItemPreview = HistoryView::ItemPreview;
 using ItemPreviewImage = HistoryView::ItemPreviewImage;
@@ -404,6 +406,10 @@ const WallPaper *Media::paper() const {
 	return nullptr;
 }
 
+FullStoryId Media::storyId() const {
+	return {};
+}
+
 bool Media::uploading() const {
 	return false;
 }
@@ -1968,4 +1974,82 @@ std::unique_ptr<HistoryView::Media> MediaWallPaper::createView(
 		std::make_unique<HistoryView::ThemeDocumentBox>(message, _paper));
 }
 
+MediaStory::MediaStory(not_null<HistoryItem*> parent, FullStoryId storyId)
+: Media(parent)
+, _storyId(storyId) {
+	const auto stories = &parent->history()->owner().stories();
+	if (!stories->lookup(storyId)) {
+		stories->resolve(storyId, crl::guard(this, [=] {
+			if (stories->lookup(storyId)) {
+				parent->history()->owner().requestItemViewRefresh(parent);
+			}
+		}));
+	}
+}
+
+std::unique_ptr<Media> MediaStory::clone(not_null<HistoryItem*> parent) {
+	return std::make_unique<MediaStory>(parent, _storyId);
+}
+
+FullStoryId MediaStory::storyId() const {
+	return _storyId;
+}
+
+TextWithEntities MediaStory::notificationText() const {
+	const auto stories = &parent()->history()->owner().stories();
+	const auto maybeStory = stories->lookup(_storyId);
+	return WithCaptionNotificationText(
+		tr::lng_in_dlg_story(tr::now),
+		(maybeStory
+			? (*maybeStory)->caption()
+			: TextWithEntities()));
+}
+
+QString MediaStory::pinnedTextSubstring() const {
+	return tr::lng_action_pinned_media_story(tr::now);
+}
+
+TextForMimeData MediaStory::clipboardText() const {
+	return WithCaptionClipboardText(
+		tr::lng_in_dlg_story(tr::now),
+		parent()->clipboardText());
+}
+
+bool MediaStory::updateInlineResultMedia(const MTPMessageMedia &media) {
+	return false;
+}
+
+bool MediaStory::updateSentMedia(const MTPMessageMedia &media) {
+	return false;
+}
+
+std::unique_ptr<HistoryView::Media> MediaStory::createView(
+		not_null<HistoryView::Element*> message,
+		not_null<HistoryItem*> realParent,
+		HistoryView::Element *replacing) {
+	const auto spoiler = false;
+	const auto stories = &parent()->history()->owner().stories();
+	const auto maybeStory = stories->lookup(_storyId);
+	if (const auto story = maybeStory ? maybeStory->get() : nullptr) {
+		if (const auto photo = story->photo()) {
+			return std::make_unique<HistoryView::Photo>(
+				message,
+				realParent,
+				photo,
+				spoiler);
+		} else {
+			return std::make_unique<HistoryView::Gif>(
+				message,
+				realParent,
+				story->document(),
+				spoiler);
+		}
+	}
+	return std::make_unique<HistoryView::Photo>(
+		message,
+		realParent,
+		realParent->history()->owner().photo(kLoadingStoryPhotoId),
+		spoiler);
+}
+
 } // namespace Data

Telegram/SourceFiles/data/data_media_types.h

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/weak_ptr.h"
 #include "data/data_location.h"
 #include "data/data_wall_paper.h"
 
@@ -110,6 +111,7 @@ public:
 	virtual CloudImage *location() const;
 	virtual PollData *poll() const;
 	virtual const WallPaper *paper() const;
+	virtual FullStoryId storyId() const;
 
 	virtual bool uploading() const;
 	virtual Storage::SharedMediaTypesMask sharedMediaTypes() const;
@@ -563,6 +565,30 @@ private:
 
 };
 
+class MediaStory final : public Media, public base::has_weak_ptr {
+public:
+	MediaStory(not_null<HistoryItem*> parent, FullStoryId storyId);
+
+	std::unique_ptr<Media> clone(not_null<HistoryItem*> parent) override;
+
+	[[nodiscard]] FullStoryId storyId() const override;
+
+	TextWithEntities notificationText() const override;
+	QString pinnedTextSubstring() const override;
+	TextForMimeData clipboardText() const override;
+
+	bool updateInlineResultMedia(const MTPMessageMedia &media) override;
+	bool updateSentMedia(const MTPMessageMedia &media) override;
+	std::unique_ptr<HistoryView::Media> createView(
+		not_null<HistoryView::Element*> message,
+		not_null<HistoryItem*> realParent,
+		HistoryView::Element *replacing = nullptr) override;
+
+private:
+	const FullStoryId _storyId;
+
+};
+
 [[nodiscard]] TextForMimeData WithCaptionClipboardText(
 	const QString &attachType,
 	TextForMimeData &&caption);