#ifndef SERVER_THREAD_H
#define SERVER_THREAD_H

#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <QQueue>
#include <QByteArray>

// 工作任务结构体
struct WorkTask {
    quint64 socketId;
    QByteArray data;
    int taskType;  // 0: 处理数据, 1: 发送数据

    WorkTask() : socketId(0), taskType(0) {}
    WorkTask(quint64 id, const QByteArray &d, int type = 0)
        : socketId(id), data(d), taskType(type) {}
};

class ServerThread : public QThread
{
    Q_OBJECT

public:
    explicit ServerThread(QObject *parent = 0);
    ~ServerThread();

    // 线程控制
    void stopThread();
    void addTask(const WorkTask &task);

    // 状态查询
    int pendingTasks() const;
    quint64 processedCount() const;
    quint64 totalProcessedBytes() const;
    bool isProcessing() const;

signals:
    // 处理结果信号
    void sig_taskProcessed(quint64 socketId, const QByteArray &processedData);
    void sig_taskError(quint64 socketId, const QString &error);

protected:
    void run() override;

private:
    // 核心处理函数
    QByteArray processReceivedData(const QByteArray &data);
    QByteArray packSendData(const QByteArray &data);

    // 线程控制
    volatile bool m_running;
    mutable QMutex m_mutex;
    QWaitCondition m_condition;
    QQueue<WorkTask> m_taskQueue;

    // 统计信息
    quint64 m_processedCount;
    quint64 m_totalProcessedBytes;
};

#endif // SERVER_THREAD_H