89 lines
2.3 KiB
C++
89 lines
2.3 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 "data/data_user_names.h"
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namespace Data {
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UsernamesInfo::UsernamesInfo() = default;
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void UsernamesInfo::setUsername(const QString &username) {
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if (_usernames.empty()) {
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if (username.isEmpty()) {
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_indexEditableUsername = -1;
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} else {
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_usernames.push_back(username);
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_indexEditableUsername = 0;
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}
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} else if ((_indexEditableUsername < 0)
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|| (_indexEditableUsername >= _usernames.size())) {
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if (username.isEmpty()) {
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_indexEditableUsername = -1;
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} else {
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_usernames.push_back(username);
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_indexEditableUsername = 0;
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}
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} else if (_usernames[_indexEditableUsername] != username) {
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if (username.isEmpty()) {
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_usernames.erase(begin(_usernames) + _indexEditableUsername);
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_indexEditableUsername = -1;
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} else {
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_usernames[_indexEditableUsername] = username;
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}
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}
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}
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void UsernamesInfo::setUsernames(const Usernames &usernames) {
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auto editableUsername = QString();
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auto newUsernames = ranges::views::all(
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usernames
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) | ranges::views::filter([&](const Data::Username &username) {
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if (username.editable) {
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editableUsername = username.username;
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return true;
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}
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return username.active;
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}) | ranges::views::transform([](const Data::Username &username) {
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return username.username;
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}) | ranges::to_vector;
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if (!ranges::equal(_usernames, newUsernames)) {
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_usernames = std::move(newUsernames);
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}
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if (!editableUsername.isEmpty()) {
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for (auto i = 0; i < _usernames.size(); i++) {
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if (_usernames[i] == editableUsername) {
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_indexEditableUsername = i;
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break;
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}
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}
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} else {
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_indexEditableUsername = -1;
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}
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}
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QString UsernamesInfo::username() const {
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return _usernames.empty() ? QString() : _usernames.front();
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}
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QString UsernamesInfo::editableUsername() const {
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return (_indexEditableUsername < 0)
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? QString()
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: _usernames[_indexEditableUsername];
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}
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const std::vector<QString> &UsernamesInfo::usernames() const {
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return _usernames;
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}
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bool UsernamesInfo::isEditable(const QString &username) const {
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return (_indexEditableUsername >= 0)
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&& (_indexEditableUsername < _usernames.size())
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&& (_usernames[_indexEditableUsername] == username);
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}
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} // namespace Data
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