#include "NewRecordVideoElement.h"
#include <basic/util/app/AppPreference.hpp>

//#todo index int -> string
NewRecordVideoElement::NewRecordVideoElement(std::string camid) :
videoEncoderElement(cv::Size(1920, 1080), 5, 0),
camID(camid)
{

   // basicPath();
    m_cutPath= appPref.getStringData("user.loop.absolute.path");
}

NewRecordVideoElement::~NewRecordVideoElement() {
    queue<ImgInfo> empty;
    empty.swap(m_imgBufQue);

//m_imgBufQue.clear();
}

std::string NewRecordVideoElement::startRecord() {

//    ImgInfo info=m_HiredisTool.getImage(camID);
     ImgInfo info;
     getImg(info);
    std::string srcPath= getFileName(info.time);

//    DBG("fisrt fps time"<<info.time);
    try {
        videoEncoderElement.threadInitial(srcPath, info.img);
    }
    catch (std::exception &e) {
        ERR(e.what())
    }
    return srcPath;
}

void NewRecordVideoElement::endRecord() {
    doRecord();
    doRecord();
    doRecord();
    videoEncoderElement.threadClosing();
}

void NewRecordVideoElement::doRecord() {


  //  ImgInfo info=m_HiredisTool.getImage(camID);
     ImgInfo info;
     getImg(info);

//    DBG(" time="<<info.time);
    videoEncoderElement.doFunc(info.img);
}

 std::string NewRecordVideoElement::getFileName(std::string timeStamp)
{
    std::string dirPath=makeDir();

    char szDateTime[256] = {0};
    sprintf(szDateTime, "%s%s.mp4", dirPath.c_str(), timeStamp.c_str());
    DBG(szDateTime);
    return szDateTime;
}


std::string NewRecordVideoElement::makeDir() {

    //# ./camIndex/YYYYMM/DD/YYYYMMDDHH/
    std::string t_FilePath = m_cutPath;

    if (t_FilePath.back() != '/') {
        t_FilePath.push_back('/');
    }
    char buf[24];

     time_t t=time(nullptr);
     // 20180901113048 2018-09-01 11:30:48
     strftime(buf,24,"%Y%m%d%H",localtime(&t));
      std::string t_strTime(buf);
       //# ./camIndex/YYYYMM/DD/
     t_FilePath.append(camID + "/" + t_strTime.substr(0, 6)+ "/" +t_strTime.substr(6, 2) + "/");
     //YYYYMMDDHH
      t_FilePath.append(t_strTime.substr(0,10) + "/");
     std::string t_cmd = "mkdir -p '";
    t_cmd.append(t_FilePath + "'");
    //#get path mkdir path
    system(t_cmd.c_str());

    return t_FilePath;
}
void NewRecordVideoElement::pushImgBuf(const std::string& time,cv::Mat& img)
{
     ImgInfo info;
     img.copyTo(info.img);
//     info.img=img;
     info.time=time;
     m_imgBufQue.push(info);
//     int size=m_imgBufQue.size();
//     DBG("m_imgBufQue size="<<size);
}
 void NewRecordVideoElement::getImg(ImgInfo& info)
 {
        //todo
        int len=20;
         info=m_imgBufQue.front();
        int size=m_imgBufQue.size();
//        DBG("m_imgBufQue size="<<size<<" time="<<info.time);
        if(size>len)
        {
             m_imgBufQue.pop();
        }



 }
 void NewRecordVideoElement::threadFunc()
 {
        Record();
 }
 void NewRecordVideoElement::threadInitial()
 {
     recordInit(40,100);
 }

 void NewRecordVideoElement::Record() {
     switch(recordStatus)
     {
         case RECORD_STOP:
 //        DBG("recordDelay:" << recordDelay);
 //        DBG("videoLength:" << videoLength);
 //        DBG("sdkTrigger:" << sdkTrigger);
             videoLength = 0;
             recordDelay = 0;
             if(sdkTrigger){
                 recordStatus = RECORD_DOING;
                 startRecord();
             }
             else
             {
                 ImgInfo info;
                 getImg(info);
             }
             break;

         case RECORD_DOING:
             videoLength++;
             if(sdkTrigger){
                 if(videoLength < fileMax){
                     doRecord();
                 }
                 else
                 {
                     recordStatus = RECORD_STOP;
                     endRecord();
                 }
             }
             else
             {
                 recordStatus = RECORD_ENDING;
                 doRecord();
             }
             break;

         case RECORD_ENDING:
//             DBG("recordDelay:" << recordDelay);
//             DBG("videoLength:" << videoLength);
//             DBG("sdkTrigger:" << sdkTrigger);
             recordDelay++;
             videoLength++;
             if(sdkTrigger){
                 if( (recordDelay < fileMin/4) &&
                     (videoLength < fileMax)){
                     doRecord();
                 }else{
                     recordStatus = RECORD_STOP;
                     endRecord();
                 }
             }else{
                 if( (recordDelay < fileMin/2) &&
                     (videoLength < fileMax)){
                    doRecord();
                 }else{
                     recordStatus = RECORD_STOP;
                     endRecord();
                 }
             }
             break;

         default:
             break;
     }
 }
 void NewRecordVideoElement::setSdkTrigger(bool isTrigger) {
     if(isTrigger)
     {
         triggerDelay = 0;
         sdkTrigger = true;
     }
     else
     {
         if(triggerDelay++ >= fileMin/2) {
             sdkTrigger = false;
         }
         else{
             sdkTrigger = true;
         }
     }
 }
 void NewRecordVideoElement::recordInit(int videoMin, int videoMax) {
     sdkTrigger = false;
     fileMin = videoMin;
     fileMax = videoMax;
     triggerDelay = fileMin/2;

     recordStatus = RECORD_STOP;
     videoLength = 0;
     recordDelay = 0;
 }