tz-onest-data/src/main/java/com/sooka/sponest/data/utils/RegionalFlagUtil.java

package com.sooka.sponest.data.utils;

import com.sooka.sponest.data.generalbusiness.domain.bo.LatLngAndFlagType;
import com.sooka.sponest.data.system.areamarking.domain.RegionalFlag;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

public class RegionalFlagUtil {

    private RegionalFlagUtil() {
        throw new IllegalStateException("Utility class");
    }

    public static List<LatLngAndFlagType> getRegionalFlag(List<RegionalFlag> regionalFlags, String eventId) {
        List<LatLngAndFlagType> list = new ArrayList<>();
        Map<Long, List<RegionalFlag>> entityMap = regionalFlags.stream().collect(Collectors.groupingBy(RegionalFlag::getFlagType));//分类
        String name = "";
        for (Map.Entry<Long, List<RegionalFlag>> entry : entityMap.entrySet()) {
            List<RegionalFlag> typeEntities = entry.getValue();
            LatLngAndFlagType latLngAndFlagType = new LatLngAndFlagType();
            List<String> list1 = new ArrayList<>();
            for (RegionalFlag entity : typeEntities) {
                list1.add(entity.getLongitude());
                list1.add(entity.getLatitude());
                name = entity.getName();
            }
            latLngAndFlagType.setEventId(eventId);
            latLngAndFlagType.setLatLng(list1);
            latLngAndFlagType.setName(name);
            latLngAndFlagType.setFlagType(entry.getKey());
            list.add(latLngAndFlagType);
        }
        return list;
    }
}