196 lines
5.3 KiB
C++
196 lines
5.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "boxes/choose_filter_box.h"
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#include "apiwrap.h"
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#include "boxes/premium_limits_box.h"
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#include "core/application.h" // primaryWindow
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#include "data/data_chat_filters.h"
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#include "data/data_session.h"
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#include "history/history.h"
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#include "lang/lang_keys.h"
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#include "main/main_session.h"
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#include "ui/text/text_utilities.h" // Ui::Text::Bold
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#include "ui/widgets/buttons.h"
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#include "ui/widgets/popup_menu.h"
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#include "window/window_controller.h"
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#include "window/window_session_controller.h"
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#include "styles/style_media_player.h" // mediaPlayerMenuCheck
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namespace {
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Data::ChatFilter ChangedFilter(
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const Data::ChatFilter &filter,
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not_null<History*> history,
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bool add) {
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auto always = base::duplicate(filter.always());
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auto never = base::duplicate(filter.never());
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if (add) {
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never.remove(history);
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} else {
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always.remove(history);
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}
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const auto result = Data::ChatFilter(
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filter.id(),
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filter.title(),
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filter.iconEmoji(),
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filter.flags(),
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std::move(always),
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filter.pinned(),
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std::move(never));
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const auto in = result.contains(history);
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if (in == add) {
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return result;
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}
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always = base::duplicate(result.always());
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never = base::duplicate(result.never());
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if (add) {
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always.insert(history);
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} else {
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never.insert(history);
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}
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return Data::ChatFilter(
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filter.id(),
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filter.title(),
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filter.iconEmoji(),
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filter.flags(),
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std::move(always),
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filter.pinned(),
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std::move(never));
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}
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void ChangeFilterById(
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FilterId filterId,
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not_null<History*> history,
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bool add) {
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Expects(filterId != 0);
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const auto list = history->owner().chatsFilters().list();
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const auto i = ranges::find(list, filterId, &Data::ChatFilter::id);
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if (i != end(list)) {
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const auto was = *i;
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const auto filter = ChangedFilter(was, history, add);
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history->owner().chatsFilters().set(filter);
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history->session().api().request(MTPmessages_UpdateDialogFilter(
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MTP_flags(MTPmessages_UpdateDialogFilter::Flag::f_filter),
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MTP_int(filter.id()),
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filter.tl()
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)).done([=, chat = history->peer->name(), name = filter.title()] {
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const auto account = &history->session().account();
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if (const auto controller = Core::App().windowFor(account)) {
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controller->showToast((add
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? tr::lng_filters_toast_add
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: tr::lng_filters_toast_remove)(
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tr::now,
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lt_chat,
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Ui::Text::Bold(chat),
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lt_folder,
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Ui::Text::Bold(name),
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Ui::Text::WithEntities));
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}
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}).fail([=](const MTP::Error &error) {
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// Revert filter on fail.
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history->owner().chatsFilters().set(was);
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}).send();
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}
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}
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} // namespace
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ChooseFilterValidator::ChooseFilterValidator(not_null<History*> history)
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: _history(history) {
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}
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bool ChooseFilterValidator::canAdd() const {
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for (const auto &filter : _history->owner().chatsFilters().list()) {
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if (filter.id() && !filter.contains(_history)) {
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return true;
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}
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}
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return false;
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}
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bool ChooseFilterValidator::canRemove(FilterId filterId) const {
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Expects(filterId != 0);
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const auto list = _history->owner().chatsFilters().list();
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const auto i = ranges::find(list, filterId, &Data::ChatFilter::id);
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if (i != end(list)) {
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const auto &filter = *i;
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return filter.contains(_history)
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&& ((filter.always().size() > 1) || filter.flags());
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}
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return false;
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}
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ChooseFilterValidator::LimitData ChooseFilterValidator::limitReached(
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FilterId filterId,
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bool always) const {
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Expects(filterId != 0);
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const auto list = _history->owner().chatsFilters().list();
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const auto i = ranges::find(list, filterId, &Data::ChatFilter::id);
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const auto limit = _history->owner().pinnedChatsLimit(filterId);
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const auto &chatsList = always ? i->always() : i->never();
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return {
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.reached = (i != end(list))
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&& !ranges::contains(chatsList, _history)
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&& (chatsList.size() >= limit),
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.count = int(chatsList.size()),
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};
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}
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void ChooseFilterValidator::add(FilterId filterId) const {
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ChangeFilterById(filterId, _history, true);
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}
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void ChooseFilterValidator::remove(FilterId filterId) const {
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ChangeFilterById(filterId, _history, false);
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}
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void FillChooseFilterMenu(
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not_null<Window::SessionController*> controller,
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not_null<Ui::PopupMenu*> menu,
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not_null<History*> history) {
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const auto weak = base::make_weak(controller);
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const auto validator = ChooseFilterValidator(history);
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for (const auto &filter : history->owner().chatsFilters().list()) {
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const auto id = filter.id();
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if (!id) {
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continue;
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}
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const auto contains = filter.contains(history);
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const auto action = menu->addAction(filter.title(), [=] {
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const auto toAdd = !filter.contains(history);
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const auto r = validator.limitReached(id, toAdd);
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if (r.reached) {
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controller->show(Box(
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FilterChatsLimitBox,
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&controller->session(),
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r.count,
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toAdd));
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return;
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} else if (toAdd ? validator.canAdd() : validator.canRemove(id)) {
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if (toAdd) {
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validator.add(id);
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} else {
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validator.remove(id);
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}
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}
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}, contains ? &st::mediaPlayerMenuCheck : nullptr);
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action->setEnabled(contains
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? validator.canRemove(id)
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: validator.canAdd());
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}
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history->owner().chatsFilters().changed(
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) | rpl::start_with_next([=] {
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menu->hideMenu();
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}, menu->lifetime());
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}
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