151 lines
3.7 KiB
C++
151 lines
3.7 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/DialogId.h"
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#include "td/telegram/telegram_api.h"
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#include "td/utils/logging.h"
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namespace td {
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bool DialogId::is_valid() const {
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switch (get_type()) {
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case DialogType::User: {
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return get_user_id().is_valid();
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}
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case DialogType::Chat: {
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return get_chat_id().is_valid();
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}
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case DialogType::Channel: {
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return get_channel_id().is_valid();
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}
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case DialogType::SecretChat: {
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return get_secret_chat_id().is_valid();
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}
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case DialogType::None:
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return false;
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default:
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UNREACHABLE();
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return false;
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}
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}
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DialogType DialogId::get_type() const {
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if (id < 0) {
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if (MIN_CHAT_ID <= id) {
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return DialogType::Chat;
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}
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if (MIN_CHANNEL_ID <= id && id < MAX_CHANNEL_ID) {
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return DialogType::Channel;
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}
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if (MIN_SECRET_ID <= id && id < MAX_SECRET_ID) {
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return DialogType::SecretChat;
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}
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} else if (0 < id && id <= MAX_USER_ID) {
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return DialogType::User;
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}
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return DialogType::None;
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}
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UserId DialogId::get_user_id() const {
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CHECK(get_type() == DialogType::User);
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return UserId(static_cast<int32>(id));
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}
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ChatId DialogId::get_chat_id() const {
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CHECK(get_type() == DialogType::Chat);
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return ChatId(static_cast<int32>(-id));
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}
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SecretChatId DialogId::get_secret_chat_id() const {
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CHECK(get_type() == DialogType::SecretChat);
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return SecretChatId(static_cast<int32>(id - ZERO_SECRET_ID));
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}
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ChannelId DialogId::get_channel_id() const {
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CHECK(get_type() == DialogType::Channel);
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return ChannelId(static_cast<int32>(MAX_CHANNEL_ID - id));
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}
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DialogId::DialogId(UserId user_id) {
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if (user_id.is_valid()) {
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id = static_cast<int64>(user_id.get());
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} else {
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id = 0;
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}
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}
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DialogId::DialogId(ChatId chat_id) {
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if (chat_id.is_valid()) {
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id = -static_cast<int64>(chat_id.get());
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} else {
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id = 0;
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}
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}
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DialogId::DialogId(ChannelId channel_id) {
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if (channel_id.is_valid()) {
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id = MAX_CHANNEL_ID - static_cast<int64>(channel_id.get());
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} else {
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id = 0;
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}
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}
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DialogId::DialogId(SecretChatId chat_id) {
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if (chat_id.is_valid()) {
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id = ZERO_SECRET_ID + static_cast<int64>(chat_id.get());
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} else {
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id = 0;
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}
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}
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DialogId::DialogId(const tl_object_ptr<telegram_api::Peer> &peer) {
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CHECK(peer != nullptr);
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int constructor_id = peer->get_id();
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switch (constructor_id) {
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case telegram_api::peerUser::ID: {
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auto peer_user = static_cast<const telegram_api::peerUser *>(peer.get());
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UserId user_id(peer_user->user_id_);
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if (!user_id.is_valid()) {
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LOG(ERROR) << "Receive invalid " << user_id;
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id = 0;
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} else {
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id = static_cast<int64>(user_id.get());
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}
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return;
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}
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case telegram_api::peerChat::ID: {
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auto peer_chat = static_cast<const telegram_api::peerChat *>(peer.get());
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ChatId chat_id(peer_chat->chat_id_);
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if (!chat_id.is_valid()) {
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LOG(ERROR) << "Receive invalid " << chat_id;
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id = 0;
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} else {
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id = -static_cast<int64>(chat_id.get());
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}
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return;
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}
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case telegram_api::peerChannel::ID: {
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auto peer_channel = static_cast<const telegram_api::peerChannel *>(peer.get());
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ChannelId channel_id(peer_channel->channel_id_);
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if (!channel_id.is_valid()) {
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LOG(ERROR) << "Receive invalid " << channel_id;
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id = 0;
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} else {
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id = MAX_CHANNEL_ID - static_cast<int64>(channel_id.get());
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}
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return;
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}
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default:
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UNREACHABLE();
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}
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id = 0;
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}
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} // namespace td
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