tdesktop/Telegram/SourceFiles/boxes/username_box.cpp

243 lines
8.2 KiB
C++

/*
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 "boxes/username_box.h"
#include "lang/lang_keys.h"
#include "application.h"
#include "mainwidget.h"
#include "mainwindow.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/input_fields.h"
#include "ui/toast/toast.h"
#include "styles/style_boxes.h"
#include "messenger.h"
namespace {
constexpr auto kMinUsernameLength = 5;
} // namespace
UsernameBox::UsernameBox(QWidget*)
: _username(this, st::defaultInputField, [] { return qsl("@username"); }, App::self()->username, false)
, _link(this, QString(), st::boxLinkButton)
, _about(st::boxWidth - st::usernamePadding.left())
, _checkTimer(this) {
}
void UsernameBox::prepare() {
_goodText = App::self()->username.isEmpty() ? QString() : lang(lng_username_available);
setTitle(langFactory(lng_username_title));
addButton(langFactory(lng_settings_save), [=] { save(); });
addButton(langFactory(lng_cancel), [=] { closeBox(); });
connect(_username, &Ui::MaskedInputField::changed, [=] { changed(); });
connect(_username, &Ui::MaskedInputField::submitted, [=] { save(); });
_link->addClickHandler([=] { linkClick(); });
_about.setRichText(st::usernameTextStyle, lang(lng_username_about));
setDimensions(st::boxWidth, st::usernamePadding.top() + _username->height() + st::usernameSkip + _about.countHeight(st::boxWidth - st::usernamePadding.left()) + 3 * st::usernameTextStyle.lineHeight + st::usernamePadding.bottom());
_checkTimer->setSingleShot(true);
connect(_checkTimer, &QTimer::timeout, [=] { check(); });
updateLinkText();
}
void UsernameBox::setInnerFocus() {
_username->setFocusFast();
}
void UsernameBox::paintEvent(QPaintEvent *e) {
BoxContent::paintEvent(e);
Painter p(this);
p.setFont(st::boxTextFont);
if (!_errorText.isEmpty()) {
p.setPen(st::boxTextFgError);
p.drawTextLeft(st::usernamePadding.left(), _username->y() + _username->height() + ((st::usernameSkip - st::boxTextFont->height) / 2), width(), _errorText);
} else if (!_goodText.isEmpty()) {
p.setPen(st::boxTextFgGood);
p.drawTextLeft(st::usernamePadding.left(), _username->y() + _username->height() + ((st::usernameSkip - st::boxTextFont->height) / 2), width(), _goodText);
} else {
p.setPen(st::usernameDefaultFg);
p.drawTextLeft(st::usernamePadding.left(), _username->y() + _username->height() + ((st::usernameSkip - st::boxTextFont->height) / 2), width(), lang(lng_username_choose));
}
p.setPen(st::boxTextFg);
int32 availw = st::boxWidth - st::usernamePadding.left(), h = _about.countHeight(availw);
_about.drawLeft(p, st::usernamePadding.left(), _username->y() + _username->height() + st::usernameSkip, availw, width());
int32 linky = _username->y() + _username->height() + st::usernameSkip + h + st::usernameTextStyle.lineHeight + ((st::usernameTextStyle.lineHeight - st::boxTextFont->height) / 2);
if (_link->isHidden()) {
p.drawTextLeft(st::usernamePadding.left(), linky, width(), lang(lng_username_link_willbe));
p.setPen(st::usernameDefaultFg);
p.drawTextLeft(st::usernamePadding.left(), linky + st::usernameTextStyle.lineHeight + ((st::usernameTextStyle.lineHeight - st::boxTextFont->height) / 2), width(), Messenger::Instance().createInternalLinkFull(qsl("username")));
} else {
p.drawTextLeft(st::usernamePadding.left(), linky, width(), lang(lng_username_link));
}
}
void UsernameBox::resizeEvent(QResizeEvent *e) {
BoxContent::resizeEvent(e);
_username->resize(width() - st::usernamePadding.left() - st::usernamePadding.right(), _username->height());
_username->moveToLeft(st::usernamePadding.left(), st::usernamePadding.top());
int32 availw = st::boxWidth - st::usernamePadding.left(), h = _about.countHeight(availw);
int32 linky = _username->y() + _username->height() + st::usernameSkip + h + st::usernameTextStyle.lineHeight + ((st::usernameTextStyle.lineHeight - st::boxTextFont->height) / 2);
_link->moveToLeft(st::usernamePadding.left(), linky + st::usernameTextStyle.lineHeight + ((st::usernameTextStyle.lineHeight - st::boxTextFont->height) / 2));
}
void UsernameBox::save() {
if (_saveRequestId) return;
_sentUsername = getName();
_saveRequestId = MTP::send(MTPaccount_UpdateUsername(MTP_string(_sentUsername)), rpcDone(&UsernameBox::onUpdateDone), rpcFail(&UsernameBox::onUpdateFail));
}
void UsernameBox::check() {
if (_checkRequestId) {
MTP::cancel(_checkRequestId);
}
QString name = getName();
if (name.size() >= kMinUsernameLength) {
_checkUsername = name;
_checkRequestId = MTP::send(
MTPaccount_CheckUsername(
MTP_string(name)),
rpcDone(&UsernameBox::onCheckDone),
rpcFail(&UsernameBox::onCheckFail));
}
}
void UsernameBox::changed() {
updateLinkText();
QString name = getName();
if (name.isEmpty()) {
if (!_errorText.isEmpty() || !_goodText.isEmpty()) {
_errorText = _goodText = QString();
update();
}
_checkTimer->stop();
} else {
int32 len = name.size();
for (int32 i = 0; i < len; ++i) {
QChar ch = name.at(i);
if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z') && (ch < '0' || ch > '9') && ch != '_' && (ch != '@' || i > 0)) {
if (_errorText != lang(lng_username_bad_symbols)) {
_errorText = lang(lng_username_bad_symbols);
update();
}
_checkTimer->stop();
return;
}
}
if (name.size() < kMinUsernameLength) {
if (_errorText != lang(lng_username_too_short)) {
_errorText = lang(lng_username_too_short);
update();
}
_checkTimer->stop();
} else {
if (!_errorText.isEmpty() || !_goodText.isEmpty()) {
_errorText = _goodText = QString();
update();
}
_checkTimer->start(UsernameCheckTimeout);
}
}
}
void UsernameBox::linkClick() {
Application::clipboard()->setText(Messenger::Instance().createInternalLinkFull(getName()));
Ui::Toast::Show(lang(lng_username_copied));
}
void UsernameBox::onUpdateDone(const MTPUser &user) {
App::feedUsers(MTP_vector<MTPUser>(1, user));
closeBox();
}
bool UsernameBox::onUpdateFail(const RPCError &error) {
if (MTP::isDefaultHandledError(error)) return false;
_saveRequestId = 0;
QString err(error.type());
if (err == qstr("USERNAME_NOT_MODIFIED") || _sentUsername == App::self()->username) {
App::self()->setName(TextUtilities::SingleLine(App::self()->firstName), TextUtilities::SingleLine(App::self()->lastName), TextUtilities::SingleLine(App::self()->nameOrPhone), TextUtilities::SingleLine(_sentUsername));
closeBox();
return true;
} else if (err == qstr("USERNAME_INVALID")) {
_username->setFocus();
_username->showError();
_errorText = lang(lng_username_invalid);
update();
return true;
} else if (err == qstr("USERNAME_OCCUPIED") || err == qstr("USERNAMES_UNAVAILABLE")) {
_username->setFocus();
_username->showError();
_errorText = lang(lng_username_occupied);
update();
return true;
}
_username->setFocus();
return true;
}
void UsernameBox::onCheckDone(const MTPBool &result) {
_checkRequestId = 0;
QString newError = (mtpIsTrue(result) || _checkUsername == App::self()->username) ? QString() : lang(lng_username_occupied);
QString newGood = newError.isEmpty() ? lang(lng_username_available) : QString();
if (_errorText != newError || _goodText != newGood) {
_errorText = newError;
_goodText = newGood;
update();
}
}
bool UsernameBox::onCheckFail(const RPCError &error) {
if (MTP::isDefaultHandledError(error)) return false;
_checkRequestId = 0;
QString err(error.type());
if (err == qstr("USERNAME_INVALID")) {
_errorText = lang(lng_username_invalid);
update();
return true;
} else if (err == qstr("USERNAME_OCCUPIED") && _checkUsername != App::self()->username) {
_errorText = lang(lng_username_occupied);
update();
return true;
}
_goodText = QString();
_username->setFocus();
return true;
}
QString UsernameBox::getName() const {
return _username->text().replace('@', QString()).trimmed();
}
void UsernameBox::updateLinkText() {
QString uname = getName();
_link->setText(st::boxTextFont->elided(Messenger::Instance().createInternalLinkFull(uname), st::boxWidth - st::usernamePadding.left() - st::usernamePadding.right()));
if (uname.isEmpty()) {
if (!_link->isHidden()) {
_link->hide();
update();
}
} else {
if (_link->isHidden()) {
_link->show();
update();
}
}
}