Add a power saving setting for effects.

Telegram/SourceFiles/history/view/history_view_emoji_interactions.cpp

@@ -22,6 +22,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lottie/lottie_common.h"
 #include "lottie/lottie_single_player.h"
 #include "base/random.h"
+#include "ui/power_saving.h"
 #include "styles/style_chat.h"
 
 namespace HistoryView {
@@ -155,7 +156,8 @@ void EmojiInteractions::play(
 }
 
 void EmojiInteractions::playEffectOnRead(not_null<const Element*> view) {
-	if (view->data()->markEffectWatched()) {
+	const auto flag = PowerSaving::Flag::kChatEffects;
+	if (view->data()->markEffectWatched() && !PowerSaving::On(flag)) {
 		playEffect(view);
 	}
 }

Telegram/SourceFiles/settings/settings_power_saving.cpp

@@ -152,6 +152,7 @@ EditFlagsDescriptor<PowerSaving::Flags> PowerSavingLabels() {
 			&st::menuIconChatBubble,
 		},
 		{ kChatSpoiler, tr::lng_settings_power_chat_spoiler(tr::now) },
+		{ kChatEffects, tr::lng_settings_power_chat_effects(tr::now) },
 	};
 	auto calls = std::vector<Label>{
 		{

Telegram/SourceFiles/ui/power_saving.h

@@ -20,8 +20,9 @@ enum Flag : uint32 {
 	kChatSpoiler = (1U << 7),
 	kCalls = (1U << 8),
 	kEmojiStatus = (1U << 9),
+	kChatEffects = (1U << 10),
 
-	kAll = (1U << 10) - 1,
+	kAll = (1U << 11) - 1,
 };
 inline constexpr bool is_flag_type(Flag) { return true; }
 using Flags = base::flags<Flag>;