rpc正常使用版本备份
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#include "rpc_finsTcp.h"
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#include "qprocess.h"
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#include <QHostAddress>
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#include <QVariant>
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#include <QDebug>
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#include <QTcpSocket>
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#include <QJsonObject>
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#include <QJsonDocument>
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#include <windows.h>
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static QProcess* process = nullptr;
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static HANDLE jobHandle = nullptr;
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rpc_finsTcp* create()
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{
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qDebug() << "rpc_finsTcp create success!";
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return new rpc_finsTcp;
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}
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void destory(rpc_finsTcp* ptr)
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{
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if (ptr)
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{
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delete ptr;
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ptr = nullptr;
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}
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qDebug() << " rpc_finsTcp destory success!";
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}
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bool ifRun = true;
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rpc_finsTcp::rpc_finsTcp()
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{
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ifRun = true;
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}
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bool m_IsFinsTcp = false;
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rpc_finsTcp::~rpc_finsTcp()
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{
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qDebug() << " ~rpc_finsTcp success!";
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}
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QQueue<QByteArray> readDataQueue;
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// 从类中读数据到实例对象
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QByteArray variantListToByteArray(const QVariant& var) {
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QByteArray byteArray;
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if (var.canConvert<QVariantList>()) {
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QVariantList list = var.toList();
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byteArray.reserve(list.size());
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for (const QVariant& item : list) {
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// 每个元素转为 uchar 存入 QByteArray
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byteArray.append(static_cast<char>(item.toInt()));
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}
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}
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return byteArray;
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}
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bool rpc_finsTcp::readData(std::vector<cv::Mat>& vec_mat, QByteArray& data)
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{
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JsonRpcClient* ptr = read_JsonRpcClient[data];
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if(ptr == nullptr) {
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ptr = new JsonRpcClient("127.0.0.1", 9000);
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read_JsonRpcClient[data] = ptr;
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}
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auto result = read_JsonRpcClient[data]->call("excuteCli", QJsonArray{QString(data)}, "finstcp");
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data = variantListToByteArray(result);
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return true;
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}
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bool ifRetryCMD = false;
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// 实例对象把数据写入到类
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void startProcess(const QString& exePath) {
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if (process) return; // 避免重复启动
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process = new QProcess();
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process->setProgram(exePath);
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process->start();
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if (!process->waitForStarted(1000)) {
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qDebug() << "Process failed to start.";
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delete process;
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process = nullptr;
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return;
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}
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DWORD pid = process->processId();
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HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
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jobHandle = CreateJobObject(nullptr, nullptr);
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if (jobHandle == nullptr) {
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qDebug() << "Failed to create job object";
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return;
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}
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JOBOBJECT_EXTENDED_LIMIT_INFORMATION jeli = {};
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jeli.BasicLimitInformation.LimitFlags = JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE;
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SetInformationJobObject(jobHandle, JobObjectExtendedLimitInformation, &jeli, sizeof(jeli));
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if (!AssignProcessToJobObject(jobHandle, hProcess)) {
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qDebug() << "Failed to assign process to job object";
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}
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CloseHandle(hProcess);
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}
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void stopProcess() {
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if (process) {
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if (process->state() == QProcess::Running) {
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process->kill();
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process->waitForFinished(500);
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}
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delete process;
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process = nullptr;
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}
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if (jobHandle) {
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CloseHandle(jobHandle);
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jobHandle = nullptr;
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}
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}
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bool rpc_finsTcp::writeData(std::vector<cv::Mat>& vec_mat, QByteArray& data){
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QList<QByteArray> m_list = data.split('_');
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if (m_list.size() < 4)
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{
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qCritical() << data + " m_list.size() != 4;command err";
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return false;
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}
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QString m_value = m_list.at(3);
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QString commond = m_list.at(0);
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if (commond == "init") {
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m_IP = m_list.at(1);
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m_port = m_list.at(2).toInt();
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}
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else if(data.contains("read")) {
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readDataQueue.append(data);
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}
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else {
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emit writeCallSignal("excuteCli", QJsonArray{ QString(data) }, "finstcp");
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//qDebug() << data;
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}
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return true;
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}
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bool rpc_finsTcp::initParas(QByteArray& data){
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startProcess("./json_rpc_server.exe");
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subThread = new QThread(this);
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write_JsonRpcClient = new JsonRpcClientWorker();
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write_JsonRpcClient->moveToThread(subThread);
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QObject::connect(this, &rpc_finsTcp::initRpcClient,
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write_JsonRpcClient, &JsonRpcClientWorker::initClient, Qt::QueuedConnection);
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emit initRpcClient();
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QObject::connect(this, &rpc_finsTcp::writeCallSignal,
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write_JsonRpcClient, &JsonRpcClientWorker::writeCallSlot,Qt::QueuedConnection);
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subThread->start();
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emit writeCallSignal("init", QJsonArray{ m_IP,m_port }, "finstcp");
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//qDebug() << "返回结果:" << result;
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//QList<QPair<QString, QJsonObject>> batchList;
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//batchList << qMakePair(QString("read_short"), params)
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// << qMakePair(QString("read_bit"), QJsonObject{ {"bit", "M0"} });
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//QJsonArray resultArray = _JsonRpcClient->batchCall(batchList);
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//qDebug() << "批量结果:" << resultArray;
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return true;
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}
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bool rpc_finsTcp::run()
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{
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// 没有用到
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//qDebug() << "[info] " << __FUNCTION__ << " line:" << __LINE__ << " success!";
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return true;
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}
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JsonRpcClient::JsonRpcClient(const QString& host, quint16 port)
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:host_(host), port_(port), idCounter_(1) {
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socket_.connectToHost(host_, port_);
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if (!socket_.waitForConnected(3000)) {
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qWarning() << "[JsonRpcClient] Initial connection failed:" << socket_.errorString();
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}
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else {
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qDebug() << "[JsonRpcClient] Connected to" << host_ << ":" << port_;
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}
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}
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bool JsonRpcClient::reconnect() {
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if (socket_.state() == QAbstractSocket::ConnectedState) {
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return true;
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}
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socket_.abort(); // 清理旧连接
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socket_.connectToHost(host_, port_);
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if (socket_.waitForConnected(3000)) {
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qDebug() << "[JsonRpcClient] Reconnected successfully.";
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return true;
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}
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else {
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qWarning() << "[JsonRpcClient] Reconnection failed:" << socket_.errorString();
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return false;
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}
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}
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QVariant JsonRpcClient::call(const QString& method, const QJsonArray& params, const QString& module) {
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QMutexLocker locker(&mutex_); // 确保线程安全
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if (socket_.state() != QAbstractSocket::ConnectedState) {
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qWarning() << "[JsonRpcClient] Socket not connected, trying to reconnect...";
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if (!reconnect()) return QVariant();
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}
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QJsonObject request{
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{"jsonrpc", "2.0"},
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{"method", method},
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{"params", params},
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{"id", idCounter_++}
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};
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if (!module.isEmpty()) {
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request["module"] = module;
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}
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QJsonDocument doc(request);
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QByteArray data = doc.toJson(QJsonDocument::Compact);
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if (socket_.write(data) == -1 || !socket_.waitForBytesWritten(1000)) {
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qWarning() << "[JsonRpcClient] Write failed:" << socket_.errorString();
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return QVariant();
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}
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if (!socket_.waitForReadyRead(3000)) {
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qWarning() << "[JsonRpcClient] No response received:" << socket_.errorString();
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return QVariant();
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}
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QByteArray responseData = socket_.readAll();
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QJsonParseError parseError;
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QJsonDocument respDoc = QJsonDocument::fromJson(responseData, &parseError);
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if (parseError.error != QJsonParseError::NoError) {
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qWarning() << "[JsonRpcClient] JSON parse error:" << parseError.errorString();
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return QVariant();
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}
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QJsonObject resp = respDoc.object();
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if (resp.contains("error")) {
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qWarning() << "[JsonRpcClient] JSON-RPC error:" << resp["error"];
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return QVariant();
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}
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return resp["result"].toVariant();
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}
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void JsonRpcClient::writeCall(const QString& method, const QJsonArray& params, const QString& module) {
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if (socket_.state() != QAbstractSocket::ConnectedState) {
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qWarning() << "[JsonRpcClient] Socket not connected, trying to reconnect...";
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if (!reconnect()) return;
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}
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QJsonObject request{
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{"jsonrpc", "2.0"},
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{"method", method},
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{"params", params},
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{"id", idCounter_++}
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};
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if (!module.isEmpty()) {
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request["module"] = module;
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}
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QJsonDocument doc(request);
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QByteArray data = doc.toJson(QJsonDocument::Compact);
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if (socket_.write(data) == -1 || !socket_.waitForBytesWritten(1000)) {
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qWarning() << "[JsonRpcClient] Write failed:" << socket_.errorString();
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return;
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}
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}
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