From 7123a6d6472dc9bccfceb09eca211f211703cf62 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 18 Mar 2025 16:01:16 +0400
Subject: [PATCH] Hide image preview of ttl rounds behind spoiler.

---
 Telegram/SourceFiles/data/data_media_types.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Telegram/SourceFiles/data/data_media_types.cpp b/Telegram/SourceFiles/data/data_media_types.cpp
index 02c1299872..7223c6dbcc 100644
--- a/Telegram/SourceFiles/data/data_media_types.cpp
+++ b/Telegram/SourceFiles/data/data_media_types.cpp
@@ -1101,7 +1101,9 @@ ItemPreview MediaFile::toPreview(ToPreviewOptions options) const {
 	auto images = std::vector<ItemPreviewImage>();
 	auto context = std::any();
 	const auto existing = options.existing;
-	if (auto found = FindCachedPreview(existing, _document, _spoiler)) {
+	const auto spoilered = _spoiler
+		|| (_document->isVideoMessage() && ttlSeconds());
+	if (auto found = FindCachedPreview(existing, _document, spoilered)) {
 		images.push_back(std::move(found));
 	} else if (TryFilePreview(_document)) {
 		const auto media = _document->createMediaView();
@@ -1112,7 +1114,7 @@ ItemPreview MediaFile::toPreview(ToPreviewOptions options) const {
 				parent(),
 				media,
 				radius,
-				_spoiler)
+				spoilered)
 			; prepared || !prepared.cacheKey) {
 			images.push_back(std::move(prepared));
 			if (!prepared.cacheKey) {