package com.basic.security.fragment.helper;

import android.os.SystemClock;
import android.view.View;
import android.widget.RelativeLayout;

import com.basic.security.base.BaseApplication;
import com.basic.security.base.BaseFragment;
import com.basic.security.utils.Constants;
import com.basic.security.utils.DetectedResult;
import com.basic.security.utils.FacePosition;
import com.basic.security.utils.Preview;
import com.basic.security.utils.ThreadUtil;
import com.basic.security.widget.RecognizeFaceInfoView;

import org.androidannotations.annotations.EFragment;
import org.androidannotations.annotations.UiThread;
import org.androidannotations.annotations.ViewById;

import java.util.ArrayList;
import java.util.List;

@EFragment
public class CfDetectFace extends BaseFragment {

    public static DetectedResult lastDetectedResult = null;
    static boolean drawFaceRectFinished = true;
    @ViewById
    public Preview rgb_camera, gray_camera;
    @ViewById
    public RelativeLayout faceOuterBorderViewParent;
    public List<RecognizeFaceInfoView> recognizeFaceInfoViewList = new ArrayList<>();
    public long lastTimeDetectedFaceInCamera;
    long prevDrawTime = System.currentTimeMillis();

    public void clearAllFaceRectWhenTimeout() {
        BaseApplication.getApplication().executorService.execute(() -> {
            while (true) {
                try {
                    SystemClock.sleep(400);
                    ThreadUtil.printThreadInfo("clearAllFaceRectWhenTimeout");
                    if (System.currentTimeMillis() - lastTimeDetectedFaceInCamera > (Constants.USE_GRAY_CAMERA ? 500 : 400)) {
                        hideAllFaceRects();
                    }
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }

    @UiThread
    public void hideAllFaceRects() {
        for (RecognizeFaceInfoView recognizeFaceInfoView : recognizeFaceInfoViewList) {
            recognizeFaceInfoView.setVisibility(View.INVISIBLE);
        }
    }

    @UiThread
    public void drawFaceRect(DetectedResult detectedResult) {
        try {
            lastDetectedResult = detectedResult;
            drawFaceRectFinished = false;
            prevDrawTime = System.currentTimeMillis();
            if (faceOuterBorderViewParent == null || detectedResult == null) {
                drawFaceRectFinished = true;
                return;
            }
            for (RecognizeFaceInfoView recognizeFaceInfoView : recognizeFaceInfoViewList) {
                recognizeFaceInfoView.setVisibility(View.INVISIBLE);
            }
            int i = 0;
            for (FacePosition facePosition : detectedResult.facePositions) {
                RecognizeFaceInfoView recognizeFaceInfoView = null;
                if (recognizeFaceInfoViewList.size() - 1 < i) {
                    recognizeFaceInfoView = new RecognizeFaceInfoView(getContext());
                    recognizeFaceInfoViewList.add(recognizeFaceInfoView);
                    faceOuterBorderViewParent.addView(recognizeFaceInfoView, 3);
                } else {
                    recognizeFaceInfoView = recognizeFaceInfoViewList.get(i);
                }
                recognizeFaceInfoView.showAtPosition(facePosition, rgb_camera.getHeight(),
                        rgb_camera.getWidth(),
                        detectedResult.width,
                        detectedResult.height
                );
                i++;
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            drawFaceRectFinished = true;
        }

    }

}