package cn.com.basic.face.service;

import android.graphics.Bitmap;
import android.util.Base64;

import org.xutils.http.RequestParams;
import org.xutils.x;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import cn.com.basic.face.base.BaseApplication;
import cn.com.basic.face.discern.common.BaseCommonCallBack;
import cn.com.basic.face.discern.common.CommonVariables;
import cn.com.basic.face.discern.query.item.SurveillanceQueryItem;
import cn.com.basic.face.fragment.SurveillanceFragment;
import cn.com.basic.face.util.AppApi;
import cn.com.basic.face.util.Constant;

public class SurveillanceMng {

    private static SurveillanceMng instance = new SurveillanceMng();

    public static SurveillanceMng getInstance() {
        return instance;
    }

    public void findSurveillanceBottomList(final boolean isVisit) {
        if (!BaseApplication.deviceAvailable) {
            return;
        }
    }

    public void addBitmap(final List<SurveillanceQueryItem> bitmapList, byte[] byteArray, int len, String cameraInOrOut) {
        if (!BaseApplication.deviceAvailable) {
            return;
        }
        RequestParams params = new RequestParams(AppApi.BASE_URL +AppApi.SURVEILLANCE_UPLOAD);
        params.addBodyParameter("base64Photo", Base64.encodeToString(byteArray, 0, len, Base64.DEFAULT));
        params.addBodyParameter("deviceCompanyId", BaseApplication.getInstance().getDevice().getDeviceCompanyId());
        params.addBodyParameter("deviceId", BaseApplication.getInstance().getDevice().getDeviceId());
        params.addBodyParameter("InOrOutCamera", cameraInOrOut+"");
        x.http().post(params, new BaseCommonCallBack() {
            public void success() {
                List<SurveillanceQueryItem> items = getList(SurveillanceQueryItem.class);
                List prevList = SurveillanceFragment.getInstance().get_fragment_supervisory_bottom_visit_list_view().getPrevList();

                List newList = new ArrayList();

                for (int i = 0; items != null && i < items.size(); i++) {
                    SurveillanceQueryItem item = items.get(i);
                    int type = item.getRegisterOrCheckIn();
                    if (type == CommonVariables.Surveillance.VISIT_REGISTER_ITEM_TYPE
                            || type == CommonVariables.Surveillance.VISIT_CHECK_IN_ITEM_TYPE
                            ) {
                        newList.add(0, item);
                        if (i < bitmapList.size()) {
                            SurveillanceQueryItem surveillanceQueryItem = bitmapList.get(i);
                            item.setBitmap(surveillanceQueryItem.getBitmap());
                            item.setBase64Image(surveillanceQueryItem.getBase64Image());
                            item.setWidth(surveillanceQueryItem.getWidth());
                            item.setHeight(surveillanceQueryItem.getHeight());
                        }
                    }
                }

                if (newList.size() > 0) {

                    List<SurveillanceQueryItem> doubleList = new ArrayList<SurveillanceQueryItem>();

                    prevList.addAll(0, newList);

                    fillBlank(prevList, doubleList);

                    SurveillanceFragment.getInstance().get_fragment_supervisory_bottom_visit_list_view().show(doubleList, true);
                }

            }
        });
    }

    private void fillBlank(List<SurveillanceQueryItem> list, List<SurveillanceQueryItem> doubleList) {
        doubleList.clear();
        List<SurveillanceQueryItem> registerList = new ArrayList<SurveillanceQueryItem>();
        List<SurveillanceQueryItem> checkInList = new ArrayList<SurveillanceQueryItem>();
        removeDuplicate(list);
        int maxRegister = 20;
        int i1 = 0, j = 0;
        int maxCheckIn = 20;
        for (SurveillanceQueryItem item : list) {
            if (item.getRegisterOrCheckIn() == Constant.Surveillance.VISIT_REGISTER_ITEM_TYPE) {
                if (i1 < maxRegister) {
                    registerList.add(item);
                    i1++;
                }
            }
            if (item.getRegisterOrCheckIn() == Constant.Surveillance.VISIT_CHECK_IN_ITEM_TYPE) {
                if (j < maxCheckIn) {
                    checkInList.add(item);
                    j++;
                }
            }
        }

        int max = registerList.size() > checkInList.size() ? registerList.size() : checkInList.size();

        int m = 0, n = 0;
        for (int i = 0; i < max * 2; i++) {
            SurveillanceQueryItem item;
            if (i % 2 == 0) {
                if (m < registerList.size()) {
                    item = registerList.get(m);
                } else {
                    item = getBlankItem();
                }
                m++;
            } else {
                if (n < checkInList.size()) {
                    item = checkInList.get(n);
                } else {
                    item = getBlankItem();
                }
                n++;
            }
            doubleList.add(item);
        }

    }

    private void removeDuplicate(List<SurveillanceQueryItem> list) {
        List itemsToRemove = new ArrayList();
        Set<String> registerIds = new HashSet<>();
        for (SurveillanceQueryItem item : list) {
            if (item.getRegisterOrCheckIn() == Constant.Surveillance.VISIT_CHECK_IN_ITEM_TYPE) {
                if (registerIds.contains(item.getRegisterId()+"_"+item.getInOrOutCamera())) {
                    itemsToRemove.add(item);
                } else {
                    registerIds.add(item.getRegisterId()+"_"+item.getInOrOutCamera());
                }
            }
        }
        list.removeAll(itemsToRemove);
    }

    private SurveillanceQueryItem getBlankItem() {
        SurveillanceQueryItem blankItem = new SurveillanceQueryItem();
        blankItem.setRegisterOrCheckIn(Constant.Surveillance.VISIT_BLANK_ITEM_TYPE);
        return blankItem;
    }

}