mirror of
https://github.com/AyuGram/AyuGramDesktop.git
synced 2025-04-13 04:37:11 +02:00
122 lines
2.5 KiB
C++
122 lines
2.5 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 "data/components/credits.h"
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#include "api/api_credits.h"
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#include "data/data_user.h"
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#include "main/main_app_config.h"
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#include "main/main_session.h"
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namespace Data {
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namespace {
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constexpr auto kReloadThreshold = 60 * crl::time(1000);
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} // namespace
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Credits::Credits(not_null<Main::Session*> session)
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: _session(session)
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, _reload([=] { load(true); }) {
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}
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Credits::~Credits() = default;
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void Credits::apply(const MTPDupdateStarsBalance &data) {
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apply(data.vbalance().v);
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}
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rpl::producer<float64> Credits::rateValue(
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not_null<PeerData*> ownedBotOrChannel) {
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return rpl::single(
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_session->appConfig().get<float64>(
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u"stars_usd_withdraw_rate_x1000"_q,
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1200) / 1000.);
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}
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void Credits::load(bool force) {
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if (_loader
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|| (!force
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&& _lastLoaded
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&& _lastLoaded + kReloadThreshold > crl::now())) {
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return;
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}
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_loader = std::make_unique<Api::CreditsStatus>(_session->user());
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_loader->request({}, [=](Data::CreditsStatusSlice slice) {
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_loader = nullptr;
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apply(slice.balance);
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});
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}
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bool Credits::loaded() const {
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return _lastLoaded != 0;
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}
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rpl::producer<bool> Credits::loadedValue() const {
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if (loaded()) {
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return rpl::single(true);
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}
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return rpl::single(
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false
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) | rpl::then(_loadedChanges.events() | rpl::map_to(true));
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}
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uint64 Credits::balance() const {
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return _nonLockedBalance.current();
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}
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rpl::producer<uint64> Credits::balanceValue() const {
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return _nonLockedBalance.value();
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}
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void Credits::updateNonLockedValue() {
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_nonLockedBalance = (_balance >= _locked) ? (_balance - _locked) : 0;
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}
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void Credits::lock(int count) {
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Expects(loaded());
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Expects(count >= 0);
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Expects(_locked + count <= _balance);
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_locked += count;
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updateNonLockedValue();
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}
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void Credits::unlock(int count) {
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Expects(count >= 0);
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Expects(_locked >= count);
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_locked -= count;
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updateNonLockedValue();
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}
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void Credits::withdrawLocked(int count) {
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Expects(count >= 0);
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Expects(_locked >= count);
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_locked -= count;
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apply(_balance >= count ? (_balance - count) : 0);
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invalidate();
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}
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void Credits::invalidate() {
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_reload.call();
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}
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void Credits::apply(uint64 balance) {
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_balance = balance;
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updateNonLockedValue();
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const auto was = std::exchange(_lastLoaded, crl::now());
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if (!was) {
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_loadedChanges.fire({});
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}
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}
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} // namespace Data
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