#include "common.h"

Worker::Worker(ECTrainer* pEct) 
	: BaseProcess(pEct)
	, _AppStatus(APP_STATUS::BOOT)
	, _fpLog(NULL)
	, _StartTime(0) {

}

bool Worker::Init() {
	if (_tfopen_s(&_fpLog, LOG_FILENAME.c_str(), _T("w")) != 0) {
		::MessageBox(_pEct->PECTrainerGUI()->GetMainHWnd(), _T("Can't open log file."), _T("Error"), 0);
		return false;
	}
	_ftprintf(_fpLog, _T("time,gazeVx,gazeVy,H11,H12,H13,H21,H22,H23,H31,H32,H33,RR\n"));

	return true;
}

bool Worker::MainLoop() {
	_AppStatus = APP_STATUS::IDLE;
	_StartTime = cv::getTickCount();

	while (_pEct->IsAppRun()) {
		// 視線情報更新を待つ
		Sleep(0);
		if (!_pEct->PEyeTrack()->IsNewGazeV()) continue;

		// 状態更新
		if (_AppStatus == APP_STATUS::CALIB) {
			switch (_pEct->PTobiiREST()->GetCalibStatus()) {
			case CALIB_STATUS::DONE:
				_pEct->PStimulus()->SetPage(STIM_PAGE::CALIB_COMPLETE);
				this->WriteLog(_T("Calibration complete."));
				_AppStatus = APP_STATUS::IDLE;
				break;
			case CALIB_STATUS::FAIL:
			case CALIB_STATUS::ERR:
				_pEct->PStimulus()->SetPage(STIM_PAGE::CALIB_FAILED);
				this->WriteLog(_T("Calibration failed."));
				_AppStatus = APP_STATUS::IDLE;
				break;
			}
		}

		this->WriteLog();
	}

	fclose(_fpLog);
	return true;
}

// キャリブレーション開始
bool Worker::StartCalibration() {
	if (_AppStatus != APP_STATUS::IDLE) return false;
	_pEct->PStimulus()->SetPage(STIM_PAGE::CALIB);
	_pEct->PTobiiREST()->StartCalibration();
	_AppStatus = APP_STATUS::CALIB;
	this->WriteLog(_T("Calibration start."));
	return true;
}

// タスク開始
bool Worker::StartStim() {
	if (_AppStatus != APP_STATUS::IDLE) return false;
	_AppStatus = APP_STATUS::EXEC;
	_pEct->PStimulus()->SetPage(STIM_PAGE::START);
	return true;
}

// タスク停止
bool Worker::StopStim() {
	if (_AppStatus != APP_STATUS::EXEC) return false;
	_pEct->PStimulus()->SetPage(STIM_PAGE::STOP);
	_AppStatus = APP_STATUS::IDLE;
	return true;
}

// ログ出力
void Worker::WriteLog(const TCHAR* msg) {
	_mtxLog.lock();

	auto elapse = (cv::getTickCount() - _StartTime) * 1000. / cv::getTickFrequency();
	_ftprintf(_fpLog, _T("%.1f"), elapse);

	if (msg) {
		_ftprintf(_fpLog, msg);
	} else {
		cv::Point2f gazeV = (_pEct->PEyeTrack()->GetGazeV());
		_ftprintf(_fpLog, _T(",%.1f,%.1f"), gazeV.x, gazeV.y);
		cv::Mat h = _pEct->PMarker()->GetHomography();
		if (!h.empty() && h.rows == 3 && h.cols == 3) {
			double* ptr = h.ptr<double>(0);
			for (int i = 0; i < 9; i++) {
				_ftprintf(_fpLog, _T(",%lf"), *(ptr + i));
			}
		}
		
		_ftprintf(_fpLog, _T(",%d"), _pEct->PBitalMonitor()->GetRR());
		_ftprintf(_fpLog, _T("\n"));
	}

	_mtxLog.unlock();
}