/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.

For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "api/api_global_privacy.h"

#include "apiwrap.h"
#include "main/main_session.h"
#include "main/main_account.h"
#include "main/main_app_config.h"

namespace Api {

GlobalPrivacy::GlobalPrivacy(not_null<ApiWrap*> api)
: _session(&api->session())
, _api(&api->instance()) {
}

void GlobalPrivacy::reload(Fn<void()> callback) {
	if (callback) {
		_callbacks.push_back(std::move(callback));
	}
	if (_requestId) {
		return;
	}
	_requestId = _api.request(MTPaccount_GetGlobalPrivacySettings(
	)).done([=](const MTPGlobalPrivacySettings &result) {
		_requestId = 0;
		apply(result);
		for (const auto &callback : base::take(_callbacks)) {
			callback();
		}
	}).fail([=](const MTP::Error &error) {
		_requestId = 0;
		for (const auto &callback : base::take(_callbacks)) {
			callback();
		}
	}).send();

	_session->account().appConfig().value(
	) | rpl::start_with_next([=] {
		_showArchiveAndMute = _session->account().appConfig().get<bool>(
			u"autoarchive_setting_available"_q,
			false);
	}, _session->lifetime());
}

bool GlobalPrivacy::archiveAndMuteCurrent() const {
	return _archiveAndMute.current();
}

rpl::producer<bool> GlobalPrivacy::archiveAndMute() const {
	return _archiveAndMute.value();
}

rpl::producer<bool> GlobalPrivacy::showArchiveAndMute() const {
	using namespace rpl::mappers;

	return rpl::combine(
		archiveAndMute(),
		_showArchiveAndMute.value(),
		_1 || _2);
}

rpl::producer<> GlobalPrivacy::suggestArchiveAndMute() const {
	return _session->account().appConfig().suggestionRequested(
		u"AUTOARCHIVE_POPULAR"_q);
}

void GlobalPrivacy::dismissArchiveAndMuteSuggestion() {
	_session->account().appConfig().dismissSuggestion(
		u"AUTOARCHIVE_POPULAR"_q);
}

void GlobalPrivacy::update(bool archiveAndMute) {
	using Flag = MTPDglobalPrivacySettings::Flag;

	_api.request(_requestId).cancel();
	_requestId = _api.request(MTPaccount_SetGlobalPrivacySettings(
		MTP_globalPrivacySettings(
			MTP_flags(Flag::f_archive_and_mute_new_noncontact_peers),
			MTP_bool(archiveAndMute))
	)).done([=](const MTPGlobalPrivacySettings &result) {
		_requestId = 0;
		apply(result);
	}).fail([=](const MTP::Error &error) {
		_requestId = 0;
	}).send();
	_archiveAndMute = archiveAndMute;
}

void GlobalPrivacy::apply(const MTPGlobalPrivacySettings &data) {
	data.match([&](const MTPDglobalPrivacySettings &data) {
		_archiveAndMute = data.varchive_and_mute_new_noncontact_peers()
			? mtpIsTrue(*data.varchive_and_mute_new_noncontact_peers())
			: false;
	});
}

} // namespace Api