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utun2/tools/chatgui/src/joindialog.cpp

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#include <QCoreApplication>
#include "joindialog.h"
#include "invite_link.h"
#include "debug_ui.h"
#include "../transport/utun_node.h"
#include "../transport/gui_bridge.h"
#include "chat/chat_sync.h"
#include "../db/db_manager.h"
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QPushButton>
#include <QTimer>
#include <QMessageBox>
#include <QApplication>
#include <cstring>
extern "C" {
#include "secure_channel.h"
}
JoinDialog::JoinDialog(UtunNode* node, DbManager* db, QWidget* parent,
const QString& autoJoinLink)
: QDialog(parent)
, m_node(node)
, m_db(db)
{
setWindowTitle(QCoreApplication::translate("ChatGui", "Join Channel"));
setMinimumWidth(420);
setModal(true);
auto *layout = new QVBoxLayout(this);
layout->setSpacing(12);
layout->setContentsMargins(20, 16, 20, 16);
auto *titleLabel = new QLabel(QCoreApplication::translate("ChatGui", "Paste invite link:"), this);
titleLabel->setStyleSheet("font-weight: bold; font-size: 13px;");
layout->addWidget(titleLabel);
m_linkEdit = new QLineEdit(this);
m_linkEdit->setPlaceholderText("utun://...");
m_linkEdit->setStyleSheet(
"QLineEdit { border: 1px solid palette(mid); border-radius: 6px;"
" padding: 8px 12px; font-size: 13px; background: palette(base); }");
layout->addWidget(m_linkEdit);
auto* expiry = new QLabel(QCoreApplication::translate("ChatGui",
"The invitation expires 10 minutes after creation.\nIf it has expired, ask the sender to "
"create a new link."), this);
expiry->setWordWrap(true);
layout->addWidget(expiry);
m_statusLabel = new QLabel(this);
m_statusLabel->setWordWrap(true);
m_statusLabel->setStyleSheet("color: gray; font-size: 12px; padding: 4px 0;");
layout->addWidget(m_statusLabel);
layout->addStretch();
auto *btnLayout = new QHBoxLayout();
btnLayout->setSpacing(8);
btnLayout->addStretch();
m_cancelBtn = new QPushButton(QCoreApplication::translate("ChatGui", "Cancel"), this);
m_cancelBtn->setMinimumWidth(90);
m_cancelBtn->setStyleSheet(
"QPushButton { border: 1px solid palette(mid); border-radius: 4px;"
" padding: 6px 16px; font-size: 13px; background: palette(button); }"
"QPushButton:hover { background: palette(light); }");
connect(m_cancelBtn, &QPushButton::clicked, this, &QDialog::reject);
btnLayout->addWidget(m_cancelBtn);
m_connectBtn = new QPushButton(QCoreApplication::translate("ChatGui", "Connect"), this);
m_connectBtn->setMinimumWidth(90);
m_connectBtn->setDefault(true);
m_connectBtn->setStyleSheet(
"QPushButton { border: none; border-radius: 4px;"
" padding: 6px 16px; font-size: 13px; font-weight: bold;"
" background: #3390EC; color: white; }"
"QPushButton:hover { background: #2B7ED4; }"
"QPushButton:disabled { background: palette(mid); color: palette(midlight); }");
connect(m_connectBtn, &QPushButton::clicked, this, &JoinDialog::onConnectClicked);
btnLayout->addWidget(m_connectBtn);
layout->addLayout(btnLayout);
connect(m_linkEdit, &QLineEdit::returnPressed, this, &JoinDialog::onConnectClicked);
connect(m_linkEdit, &QLineEdit::textChanged, this, &JoinDialog::onLinkTextChanged);
m_decodeTimer = new QTimer(this);
m_decodeTimer->setSingleShot(true);
m_decodeTimer->setInterval(400);
connect(m_decodeTimer, &QTimer::timeout, this, [this]() {
QString link = m_linkEdit->text().trimmed();
if (link.isEmpty()) {
setStatus("");
return;
}
InviteData d = decodeInviteLink(link);
if (!d.error.isEmpty() || d.pubkey.size() != 32) {
setStatus("");
return;
}
uint64_t nodeId = sc_derive_node_id_from_pubkey((const uint8_t*)d.pubkey.constData());
QStringList addrList;
for (const auto& a : d.addrs) {
QString addrStr;
if (a.family == 4 && a.address.size() == 4) {
const uint8_t* b = (const uint8_t*)a.address.constData();
addrStr = QString("%1.%2.%3.%4").arg(b[0]).arg(b[1]).arg(b[2]).arg(b[3]);
} else {
addrStr = QString("ipv6:%1").arg(a.address.toHex().constData());
}
QString protoName = (a.proto == INVITE_PROTO_TCP) ? "TCP"
: (a.proto == INVITE_PROTO_UDP) ? "UDP"
: QString("?%1").arg(a.proto);
addrList.append(QString("%1:%2 (%3)").arg(addrStr).arg(a.port).arg(protoName));
}
setStatus(QCoreApplication::translate("ChatGui", "Node: 0x%1 %2")
.arg(nodeId, 16, 16, QLatin1Char('0'))
.arg(addrList.join(", ")));
});
gui_bridge_set_connect_result_cb([](uint64_t nodeId, uint64_t channelId, int result) {
JoinDialog* dlg = qobject_cast<JoinDialog*>(QApplication::activeModalWidget());
if (dlg) dlg->onConnectResult(nodeId, channelId, result);
});
if (!autoJoinLink.isEmpty()) {
m_linkEdit->setText(autoJoinLink);
QTimer::singleShot(0, this, &JoinDialog::onConnectClicked);
}
}
JoinDialog::~JoinDialog() {
gui_bridge_set_connect_result_cb(nullptr);
}
void JoinDialog::setStatus(const QString& text, bool isError) {
if (isError)
m_statusLabel->setStyleSheet("color: #D0021B; font-size: 12px; padding: 4px 0;");
else
m_statusLabel->setStyleSheet("color: gray; font-size: 12px; padding: 4px 0;");
m_statusLabel->setText(text);
}
void JoinDialog::onLinkTextChanged() {
m_decodeTimer->start();
}
void JoinDialog::onConnectClicked() {
if (m_connecting) return;
QString link = m_linkEdit->text().trimmed();
if (link.isEmpty()) {
setStatus(QCoreApplication::translate("ChatGui", "Enter an invite link."), true);
return;
}
setStatus(QCoreApplication::translate("ChatGui", "Parsing link..."));
InviteData d = decodeInviteLink(link);
if (!d.error.isEmpty()) {
setStatus(QCoreApplication::translate("ChatGui", "Invalid invite link: ") + d.error, true);
return;
}
if (d.pubkey.size() != 32) {
setStatus(QCoreApplication::translate("ChatGui", "Invalid invite link: pubkey is %1 bytes (need 32)").arg(d.pubkey.size()), true);
return;
}
if (d.addrs.isEmpty()) {
setStatus(QCoreApplication::translate("ChatGui", "No peer addresses in the invite link."), true);
return;
}
uint64_t nodeId = sc_derive_node_id_from_pubkey((const uint8_t*)d.pubkey.constData());
QString addrDbg;
for (const auto& a : d.addrs) {
if (a.family == 4 && a.address.size() == 4) {
const uint8_t* b = (const uint8_t*)a.address.constData();
addrDbg += QString("%1.%2.%3.%4").arg(b[0]).arg(b[1]).arg(b[2]).arg(b[3]);
} else {
addrDbg += QString("v6:%1").arg(QString(a.address.toHex()));
}
addrDbg += QString(":%1(p=%2) ").arg(a.port).arg(a.proto);
}
GUI_INFO("join: decoded invite ch=%llu pubkey=%016llx... nodeId=0x%016llx addrs=%d addr=%s",
d.channelId, *(const uint64_t*)d.pubkey.constData(), nodeId, d.addrs.size(),
addrDbg.trimmed().toUtf8().constData());
m_pendingNodeId = nodeId;
m_pendingChannelId = d.channelId;
m_connecting = true;
m_connectBtn->setEnabled(false);
m_linkEdit->setReadOnly(true);
setStatus(QCoreApplication::translate("ChatGui", "Connecting to peer..."));
QByteArray addrsBuf = serializeInviteAddrs(d);
int addrCount = d.addrs.size();
const char* pass = d.password.isEmpty() ? NULL : d.password.toUtf8().constData();
chat_sync_connect_from_invite(gui_bridge_get_inst(), d.channelId, nodeId,
(const uint8_t*)d.pubkey.constData(),
(const uint8_t*)addrsBuf.constData(), addrCount, addrsBuf.size(), pass, d.joinKey);
}
void JoinDialog::onConnectResult(uint64_t nodeId, uint64_t channelId, int result) {
if (!m_connecting || nodeId != m_pendingNodeId || channelId != m_pendingChannelId) return;
if (result == 0) {
setStatus(QCoreApplication::translate("ChatGui", "Connected!"));
QString cid = QString::number(m_pendingChannelId);
emit joined(cid);
accept();
} else {
m_connecting = false;
m_connectBtn->setEnabled(true);
m_linkEdit->setReadOnly(false);
m_connectBtn->setFocus();
QString errMsg = QCoreApplication::translate("ChatGui", "Unknown error.");
switch (result) {
case -1: errMsg = QCoreApplication::translate("ChatGui", "Channel not found."); break;
case 2: errMsg = QCoreApplication::translate("ChatGui", "Connection timed out."); break;
case -7: errMsg = QCoreApplication::translate("ChatGui", "Node not initialized."); break;
default: break;
}
setStatus(QCoreApplication::translate("ChatGui", "Connection failed: %1").arg(errMsg), true);
}
}