Fixed adding caption to grouped files.

Fixed #10192.

Telegram/SourceFiles/ui/chat/attach/attach_prepare.cpp

@@ -152,6 +152,25 @@ bool PreparedList::canAddCaption(bool sendingAlbum) const {
 	} else if (!sendingAlbum) {
 		return false;
 	}
+
+	// All music.
+	{
+		auto pred = [](const PreparedFile &file) {
+			return file.type == PreparedFile::Type::Music;
+		};
+		if (ranges::all_of(files, std::move(pred))) {
+			return true;
+		}
+	}
+	// All files.
+	{
+		auto pred = [](const PreparedFile &file) {
+			return file.type == PreparedFile::Type::File;
+		};
+		if (ranges::all_of(files, std::move(pred))) {
+			return true;
+		}
+	}
 	const auto hasFiles = ranges::contains(
 		files,
 		PreparedFile::Type::File,

Telegram/SourceFiles/ui/chat/attach/attach_prepare.h

@@ -120,7 +120,7 @@ struct PreparedGroup {
 
 	[[nodiscard]] bool sentWithCaption() const {
 		return (list.files.size() == 1)
-			|| (type == AlbumType::PhotoVideo);
+			|| (type != AlbumType::None);
 	}
 };