//
// Created by shxy on 2025/3/12.
//

#include "DataController.h"

DataController::DataController(CTerminal* pTerminal) :m_pTerminal(pTerminal), m_exit(false){}

void DataController::Startup()
{
    m_thread = std::thread(DataThreadProc, this);
}

void DataController::DataThreadProc(DataController* pThis)
{
    pThis->DataProc();
}
void DataController::AddSendData(unsigned char frameType, unsigned char packetType, time_t timestamp,const vector<uint8_t> &data)
{
    DATA_INFO predata = {0};
    predata.frameType = frameType;
    predata.packetType = packetType;
    predata.data = data;

    m_locker.lock();
    m_datas.push_back(predata);
    m_locker.unlock();

    m_sem.release();
}

bool DataController::WaitForResponse(unsigned char frameNo, unsigned char packetType, int sec)
{
    auto startTime = std::chrono::steady_clock::now();
    while (true)
    {
        {
            std::lock_guard<std::mutex> lock(m_responseLocker);
            if (m_receivedresp.frameNo == frameNo && m_receivedresp.packetType == packetType)
            {
                m_receivedresp.frameNo = 0;
                m_receivedresp.packetType = 0;
                return true;
            }
        }

        auto currentTime = std::chrono::steady_clock::now();
        auto elapsed = std::chrono::duration_cast<std::chrono::seconds>(currentTime - startTime).count();
        if (elapsed >= sec)
        {
            return false;
        }

        std::this_thread::sleep_for(std::chrono::milliseconds(100));
    }

}

void DataController::OnResponseReceived(unsigned char frameNo, unsigned char packetType)
{
    std::lock_guard<std::mutex> lock(m_responseLocker);
    m_receivedresp.frameNo = frameNo;
    m_receivedresp.packetType = packetType;
}

void DataController::DataProc()
{
    bool hasData;
    DATA_INFO datasend;
    string hispath = m_pTerminal->m_appPath + APP_DATA_DIR + "/" + APP_FILE_NAME_HIS_DB;
    while(true) {
        m_sem.acquire();

        if (m_exit) {
            break;
        }

        hasData = false;

        m_locker.lock();
        if (!m_datas.empty())
        {
            datasend = m_datas.front();
            m_datas.pop_front();
            hasData = true;
        }
        m_locker.unlock();

        if (hasData) {
            bool success = false;
            for (int retry = 0; retry < 3; retry++)
            {
                unsigned char frameNo = 0;
                m_pTerminal->DataSendTo(datasend.frameType, datasend.packetType, datasend.data, &frameNo);

                if (WaitForResponse(frameNo, datasend.packetType, 8))
                {
                    success = true;
                    UpdateHistoryStatus(hispath, datasend.packetType, datasend.timestamp);
                    break;
                }
            }

            if (!success)
            {
                std::lock_guard<std::mutex> lock(m_locker);
                m_datas.push_back(datasend);
            }
        }

    }
}