Method apply

Telegram/SourceFiles/api/api_peer_colors.cpp:126–193

}

void PeerColors::apply(const MTPDhelp_peerColors &data) {
	auto suggested = std::vector<uint8>();
	auto colors = std::make_shared<
		std::array<Ui::ColorIndexData, Ui::kColorIndexCount>>();

	using ParsedColor = std::array<uint32, Ui::kColorPatternsCount>;
	const auto parseColors = [](const MTPhelp_PeerColorSet &set) {
		return set.match([&](const MTPDhelp_peerColorSet &data) {
			auto result = ParsedColor();
			const auto &list = data.vcolors().v;
			if (list.empty() || list.size() > Ui::kColorPatternsCount) {
				LOG(("API Error: Bad count for PeerColorSet.colors: %1"
					).arg(list.size()));
				return ParsedColor();
			}
			auto fill = result.data();
			for (const auto &color : list) {
				*fill++ = (uint32(1) << 24) | uint32(color.v);
			}
			return result;
		}, [](const MTPDhelp_peerColorProfileSet &) {
			LOG(("API Error: peerColorProfileSet in colors result!"));
			return ParsedColor();
		});
	};

	const auto &list = data.vcolors().v;
	_requiredLevelsGroup.clear();
	_requiredLevelsChannel.clear();
	suggested.reserve(list.size());
	for (const auto &color : list) {
		const auto &data = color.data();
		const auto colorIndexBare = data.vcolor_id().v;
		if (colorIndexBare < 0 || colorIndexBare >= Ui::kColorIndexCount) {
			LOG(("API Error: Bad color index: %1").arg(colorIndexBare));
			continue;
		}
		const auto colorIndex = uint8(colorIndexBare);
		if (const auto min = data.vgroup_min_level()) {
			_requiredLevelsGroup[colorIndex] = min->v;
		}
		if (const auto min = data.vchannel_min_level()) {
			_requiredLevelsChannel[colorIndex] = min->v;
		}
		if (!data.is_hidden()) {
			suggested.push_back(colorIndex);
		}
		if (const auto light = data.vcolors()) {
			auto &fields = (*colors)[colorIndex];
			fields.light = parseColors(*light);
			if (const auto dark = data.vdark_colors()) {
				fields.dark = parseColors(*dark);
			} else {
				fields.dark = fields.light;
			}
		}
	}