logos-blockchain-ui/src/BlockchainBackend.cpp
2026-02-27 09:13:47 +01:00

313 lines
10 KiB
C++

#include "BlockchainBackend.h"
#include <QByteArray>
#include <QClipboard>
#include <QDebug>
#include <QDateTime>
#include <QDir>
#include <QGuiApplication>
#include <QJsonDocument>
#include <QJsonObject>
#include <QModelIndex>
#include <QSettings>
#include <QTimer>
#include <QUrl>
#include <QVariant>
namespace {
const char SETTINGS_ORG[] = "Logos";
const char SETTINGS_APP[] = "BlockchainUI";
const char USER_CONFIG_KEY[] = "userConfigPath";
const char DEPLOYMENT_CONFIG_KEY[] = "deploymentConfigPath";
const QString BLOCKCHAIN_MODULE_NAME = QStringLiteral("liblogos_blockchain_module");
}
BlockchainBackend::BlockchainBackend(LogosAPI* logosAPI, QObject* parent)
: QObject(parent),
m_status(NotStarted),
m_userConfig(""),
m_deploymentConfig(""),
m_logModel(new LogModel(this)),
m_accountsModel(new AccountsModel(this)),
m_logosAPI(nullptr),
m_blockchainClient(nullptr)
{
QSettings s(SETTINGS_ORG, SETTINGS_APP);
const QString envConfigPath = QString::fromUtf8(qgetenv("LB_CONFIG_PATH"));
const QString savedUserConfig = s.value(USER_CONFIG_KEY).toString();
const QString savedDeploymentConfig = s.value(DEPLOYMENT_CONFIG_KEY).toString();
if (!envConfigPath.isEmpty()) {
m_userConfig = envConfigPath;
} else if (!savedUserConfig.isEmpty()) {
m_userConfig = savedUserConfig;
}
if (!savedDeploymentConfig.isEmpty()) {
m_deploymentConfig = savedDeploymentConfig;
}
if (!logosAPI) {
logosAPI = new LogosAPI("blockchain_ui", this);
}
m_logosAPI = logosAPI;
m_blockchainClient = m_logosAPI->getClient(BLOCKCHAIN_MODULE_NAME);
if (!m_blockchainClient) {
setStatus(ErrorNotInitialized);
return;
}
QObject* replica = m_blockchainClient->requestObject(BLOCKCHAIN_MODULE_NAME);
if (replica) {
replica->setParent(this);
m_blockchainClient->onEvent(replica, this, "newBlock", [this](const QString&, const QVariantList& data) {
onNewBlock(data);
});
} else {
setStatus(ErrorSubscribeFailed);
}
}
BlockchainBackend::~BlockchainBackend()
{
stopBlockchain();
}
void BlockchainBackend::setStatus(BlockchainStatus newStatus)
{
if (m_status != newStatus) {
m_status = newStatus;
emit statusChanged();
}
}
void BlockchainBackend::setUserConfig(const QString& path)
{
const QString localPath = QUrl::fromUserInput(path).toLocalFile();
if (m_userConfig != localPath) {
m_userConfig = localPath;
QSettings s(SETTINGS_ORG, SETTINGS_APP);
s.setValue(USER_CONFIG_KEY, m_userConfig);
emit userConfigChanged();
}
}
void BlockchainBackend::setDeploymentConfig(const QString& path)
{
const QString localPath = QUrl::fromUserInput(path).toLocalFile();
if (m_deploymentConfig != localPath) {
m_deploymentConfig = localPath;
QSettings s(SETTINGS_ORG, SETTINGS_APP);
s.setValue(DEPLOYMENT_CONFIG_KEY, m_deploymentConfig);
emit deploymentConfigChanged();
}
}
void BlockchainBackend::setUseGeneratedConfig(bool useGenerated)
{
if (m_useGeneratedConfig != useGenerated) {
m_useGeneratedConfig = useGenerated;
emit useGeneratedConfigChanged();
}
}
void BlockchainBackend::clearLogs()
{
m_logModel->clear();
}
void BlockchainBackend::copyToClipboard(const QString& text)
{
if (QGuiApplication::clipboard())
QGuiApplication::clipboard()->setText(text);
}
QString BlockchainBackend::getBalance(const QString& addressHex)
{
QString result;
if (!m_blockchainClient) {
result = QStringLiteral("Error: Module not initialized.");
} else {
QVariant v = m_blockchainClient->invokeRemoteMethod(BLOCKCHAIN_MODULE_NAME, "wallet_get_balance", addressHex);
result = v.isValid() ? v.toString() : QStringLiteral("Error: Call failed.");
}
m_accountsModel->setBalanceForAddress(addressHex, result);
return result;
}
QString BlockchainBackend::transferFunds(const QString& fromKeyHex, const QString& toKeyHex, const QString& amountStr)
{
if (!m_blockchainClient) {
return QStringLiteral("Error: Module not initialized.");
}
QVariant result = m_blockchainClient->invokeRemoteMethod(
BLOCKCHAIN_MODULE_NAME,
"wallet_transfer_funds",
fromKeyHex,
fromKeyHex,
toKeyHex,
amountStr,
QString());
return result.isValid() ? result.toString() : QStringLiteral("Error: Call failed.");
}
void BlockchainBackend::startBlockchain()
{
if (!m_blockchainClient) {
setStatus(ErrorNotInitialized);
return;
}
setStatus(Starting);
QVariant result = m_blockchainClient->invokeRemoteMethod(
BLOCKCHAIN_MODULE_NAME, "start", m_userConfig, m_deploymentConfig);
int resultCode = result.isValid() ? result.toInt() : -1;
if (resultCode == 0 || resultCode == 1) {
setStatus(Running);
QTimer::singleShot(500, this, [this]() { refreshAccounts(); });
} else if (resultCode == 2) {
setStatus(ErrorConfigMissing);
} else if (resultCode == 3) {
setStatus(ErrorStartFailed);
} else {
setStatus(ErrorStartFailed);
}
}
void BlockchainBackend::refreshAccounts()
{
if (!m_blockchainClient) return;
QVariant result = m_blockchainClient->invokeRemoteMethod(BLOCKCHAIN_MODULE_NAME, "wallet_get_known_addresses");
QStringList list = result.isValid() && result.canConvert<QStringList>() ? result.toStringList() : QStringList();
qDebug() << "BlockchainBackend: received from blockchain lib: type=QStringList, count=" << list.size();
m_accountsModel->setAddresses(list);
QTimer::singleShot(0, this, [this, list]() { fetchBalancesForAccounts(list); });
}
void BlockchainBackend::fetchBalancesForAccounts(const QStringList& list)
{
if (!m_blockchainClient) return;
const int n = list.size();
for (int i = 0; i < n; ++i) {
const QString address = list[i];
if (address.isEmpty()) continue;
const QString balance = getBalance(address);
m_accountsModel->setBalanceForAddress(address, balance);
}
}
void BlockchainBackend::stopBlockchain()
{
if (m_status != Running && m_status != Starting) {
return;
}
if (!m_blockchainClient) {
setStatus(ErrorNotInitialized);
return;
}
setStatus(Stopping);
QVariant result = m_blockchainClient->invokeRemoteMethod(BLOCKCHAIN_MODULE_NAME, "stop");
int resultCode = result.isValid() ? result.toInt() : -1;
if (resultCode == 0 || resultCode == 1) {
setStatus(Stopped);
} else {
setStatus(ErrorStopFailed);
}
}
void BlockchainBackend::onNewBlock(const QVariantList& data)
{
QString timestamp = QDateTime::currentDateTime().toString("HH:mm:ss");
QString line;
if (!data.isEmpty()) {
QString blockInfo = data.first().toString();
line = QString("[%1] 📦 New block: %2").arg(timestamp, blockInfo);
} else {
line = QString("[%1] 📦 New block (no data)").arg(timestamp);
}
m_logModel->append(line);
}
static QString toLocalPath(const QString& pathInput)
{
if (pathInput.trimmed().isEmpty())
return pathInput;
return QUrl::fromUserInput(pathInput).toLocalFile();
}
int BlockchainBackend::generateConfig(const QString& outputPath,
const QStringList& initialPeers,
int netPort,
int blendPort,
const QString& httpAddr,
const QString& externalAddress,
bool noPublicIpCheck,
int deploymentMode,
const QString& deploymentConfigPath,
const QString& statePath)
{
if (!m_blockchainClient) {
return -1;
}
QVariantMap normalized;
// Output path: default if empty, then normalize
QString out = outputPath.trimmed();
if (out.isEmpty()) {
out = generatedUserConfigPath();
} else {
out = toLocalPath(out);
}
normalized.insert(QStringLiteral("output"), out);
if (!initialPeers.isEmpty()) {
QVariantList peersList;
for (const QString& p : initialPeers) {
if (!p.trimmed().isEmpty())
peersList.append(p.trimmed());
}
if (!peersList.isEmpty())
normalized.insert(QStringLiteral("initial_peers"), peersList);
}
if (netPort > 0)
normalized.insert(QStringLiteral("net_port"), netPort);
if (blendPort > 0)
normalized.insert(QStringLiteral("blend_port"), blendPort);
if (!httpAddr.trimmed().isEmpty())
normalized.insert(QStringLiteral("http_addr"), httpAddr.trimmed());
if (!externalAddress.trimmed().isEmpty())
normalized.insert(QStringLiteral("external_address"), externalAddress.trimmed());
if (noPublicIpCheck)
normalized.insert(QStringLiteral("no_public_ip_check"), true);
if (deploymentMode == 0) {
QVariantMap deployment;
deployment.insert(QStringLiteral("well_known_deployment"), QStringLiteral("devnet"));
normalized.insert(QStringLiteral("deployment"), deployment);
} else if (deploymentMode == 1 && !deploymentConfigPath.trimmed().isEmpty()) {
QVariantMap deployment;
deployment.insert(QStringLiteral("config_path"), toLocalPath(deploymentConfigPath.trimmed()));
normalized.insert(QStringLiteral("deployment"), deployment);
}
if (!statePath.trimmed().isEmpty())
normalized.insert(QStringLiteral("state_path"), toLocalPath(statePath.trimmed()));
const QJsonDocument doc = QJsonDocument::fromVariant(normalized);
const QByteArray jsonBytes = doc.toJson(QJsonDocument::Compact);
const QString jsonToSend = QString::fromUtf8(jsonBytes);
QVariant result = m_blockchainClient->invokeRemoteMethod(
BLOCKCHAIN_MODULE_NAME, "generate_user_config_from_str", jsonToSend);
return result.isValid() ? result.toInt() : -1;
}
QString BlockchainBackend::generatedUserConfigPath() const
{
return QDir::currentPath() + QStringLiteral("/user_config.yaml");
}