sysu_emap/src/main/java/com/sysu/admin/controller/aland/LandService.java

package com.sysu.admin.controller.aland;

import com.sysu.admin.controller.city.CityRepository;
import com.sysu.admin.controller.city.DistrictRepository;
import com.sysu.admin.controller.city.TownRepository;
import com.sysu.admin.support.base.BaseService;
import com.sysu.admin.support.system.user.User;
import com.sysu.admin.utils.MySimpleDateFormat;
import com.sysu.admin.utils.TextUtil;
import com.xiesx.fastboot.core.jpa.JpaPlusRepository;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
@Service("LandService2")
public class LandService extends BaseService<Land,Long> {
    @Autowired
    LandRepository landRepository;
    @Autowired
    TownRepository townRepository;
    @Autowired
    DistrictRepository districtRepository;
    @Autowired
    CityRepository cityRepository;


    public List<LandAreaStat> getLandAreaStat(String district, Integer townId, Date date){
        Double percent = getPercent(date);

        List<LandAreaStat> list = new ArrayList<>();
        List<Object[]> res = null;
        if(townId != null) {
            String wkt = townRepository.findWktById(townId);
            res = landRepository.statMajority(wkt);
        }else if(StringUtils.isNotBlank(district)) {
            String wkt = districtRepository.findWktByCode(district);
            res = landRepository.statMajority(wkt);
        }else{
            res =landRepository.statMajorityAll();
        }
        res.stream().forEach(o -> {
            Double area = (Double)o[1];
            LandAreaStat bean = new LandAreaStat();
            bean.setId(Integer.valueOf(o[0].toString()));
            bean.setColor(LandAreaStat.castColor(bean.getId()));
            bean.setName(LandAreaStat.castName(bean.getId()));
            bean.setArea((area + area / 2) / 1000);
            bean.setArea(bean.getArea() * percent);
            list.add(bean);
        });
        return list;
    }


    public Double getPercent(Date date){
        if(date == null){
            return 1.0;
        }
        String mm = TextUtil.leftSubstring("-",TextUtil.rightSubstring("-", MySimpleDateFormat.formatDate(date)));
        Double percent = Double.parseDouble("1." + Integer.parseInt(mm) % 5);
        return percent;
    }

    public List<CropAreaStat> getCropAreaStat(String district, Integer townId, Date date) {
        Double percent = getPercent(date);

        List<CropAreaStat> list = new ArrayList<>();
        List<Object[]> res = null;
        if(townId != null) {
            String wkt = townRepository.findWktById(townId);
            res = landRepository.statCropType(wkt);
        }else if(StringUtils.isNotBlank(district)) {
            String wkt = districtRepository.findWktByCode(district);
            res = landRepository.statCropType(wkt);
        }else{
            res =landRepository.statCropTypeAll();
        }
        res.stream().forEach(o -> {
            Double area = (Double)o[1];
            CropAreaStat cropAreaStat = new CropAreaStat();
            cropAreaStat.setName(CropAreaStat.castName(o[0].toString()));
            cropAreaStat.setColor(CropAreaStat.castColor(o[0].toString()));
            cropAreaStat.setArea((area + area / 2) / 1000);
            cropAreaStat.setArea(cropAreaStat.getArea() * percent);
            list.add(cropAreaStat);
        });
        return list;
    }

    public List<Land> list(String district, Integer townId, Integer limit){
        limit = limit == null ? 50 : limit;
        String wkt = null;
        if(townId != null) {
             wkt = townRepository.findWktById(townId);
        }else if(StringUtils.isNotBlank(district)) {
             wkt = districtRepository.findWktByCode(district);
        }
        if(wkt == null) {
            Pageable pageable = PageRequest.of(1, limit, Sort.by(Land.FIELDS.id));
            return landRepository.findAll(pageable).toList();
        }else{
            return landRepository.findListByWkt(wkt, limit);
        }
    }


    @Override
    public JpaPlusRepository<Land, Long> r() {
        return landRepository;
    }
}