package com.moral.service.impl;
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import com.moral.common.exception.BusinessException;
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import com.moral.entity.Area;
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import com.moral.entity.City;
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import com.moral.entity.Province;
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import com.moral.entity.Town;
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import com.moral.entity.Village;
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import com.moral.mapper.AreaMapper;
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import com.moral.mapper.CityMapper;
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import com.moral.mapper.ProvinceMapper;
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import com.moral.mapper.TownMapper;
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import com.moral.mapper.VillageMapper;
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import com.moral.service.AreaService;
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import org.springframework.stereotype.Service;
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import tk.mybatis.mapper.entity.Example;
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import javax.annotation.Resource;
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import javax.validation.constraints.NotNull;
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import java.util.ArrayList;
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import java.util.List;
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@Service
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public class AreaServiceImpl implements AreaService{
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@Resource
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ProvinceMapper provinceMapper;
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@Resource
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CityMapper cityMapper;
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@Resource
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AreaMapper areaMapper;
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@Resource
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private TownMapper townMapper;
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@Resource
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private VillageMapper villageMapper;
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@Override
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public List<Province> getProvinces() {
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return provinceMapper.selectAll();
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}
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@Override
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public List<City> getCities(int provinceCode) {
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Example example = new Example(City.class);
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example.or().andEqualTo("provinceCode",provinceCode);
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return cityMapper.selectByExample(example);
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}
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@Override
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public List<Area> getAreas(int cityCode) {
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Example example = new Example(Area.class);
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example.or().andEqualTo("cityCode",cityCode);
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return areaMapper.selectByExample(example);
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}
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/**
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* 通过地区编码获取 中文全程，例如 江苏省 苏州市 昆山市
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* @param code 可以是省 市 区 到地区编码
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* @return
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*/
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@Override
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public String queryFullNameByCode(Long code){
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StringBuilder fullName = new StringBuilder();
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List<Number> codeList = regionCodeToList(code);
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for (int num = 0;num<codeList.size();num++){
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int codeLevel = num+1;
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Number currentCode = codeList.get(num);
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switch (codeLevel) {
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case 1:
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Province province = provinceMapper.selectByPrimaryKey(currentCode);
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if (province !=null) {
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String provinceName = province.getProvinceName();
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provinceName = provinceName!=null ? provinceName.replace(" ","") : "";
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fullName.append(provinceName);
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}
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break;
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case 2:
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City city = cityMapper.selectByPrimaryKey(currentCode);
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if(city!=null) {
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String cityName = city.getCityName();
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cityName = cityName!=null ? cityName.replace(" ",""):"";
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fullName.append(" ");
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fullName.append(cityName);
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}
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break;
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case 3:
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Area area = areaMapper.selectByPrimaryKey(currentCode);
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if(area!=null){
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String areaName = area.getAreaName();
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areaName = areaName!=null ? areaName.replace(" ",""):"";
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fullName.append(" ");
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fullName.append(areaName);
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}
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break;
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case 4:
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Town town = townMapper.selectByPrimaryKey(currentCode);
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if(town!=null){
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String townName = town.getTownName();
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townName = townName!=null ? townName.replace(" ",""):"";
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fullName.append(" ");
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fullName.append(townName);
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}
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break;
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default:
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Village village = villageMapper.selectByPrimaryKey(currentCode);
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if(village!=null) {
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String villageName = village.getVillageName();
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villageName = villageName!=null ? villageName.replace(" ",""):"";
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fullName.append(" ");
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fullName.append(villageName);
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}
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break;
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}
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}
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return fullName.toString();
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}
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private List<Number> regionCodeToList(Long code) {
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List<Number> codeList = new ArrayList();
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if(code != null){
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String codeStr = code.toString();
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int codeLevel = 0;
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codeLevel =getCodeLevel(codeStr);
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int codeLevelTemp = 1;
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do {
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String currentCodeStr = getCodeByLevel(codeStr,codeLevelTemp);
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Number currentCode = 0;
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if(codeLevelTemp < 4) {
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currentCode = Integer.parseInt(currentCodeStr);
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}else{
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currentCode = Long.parseLong(currentCodeStr);
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}
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codeList.add(currentCode);
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codeLevelTemp++;
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}while (codeLevelTemp <= codeLevel);
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}
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return codeList;
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}
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private int getCodeLevel(String code){
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return isProvinceCode(code) ? 1 :
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isCityCode(code) ? 2 :
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isAreaCode(code) ? 3 :
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isTownCode(code) ? 4 : 5;
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}
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static private String[] SpecialTwonCodes = new String[]{"653130103001"};
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static private boolean isSpecialTwonCode(String code){
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for (String codeStr:SpecialTwonCodes){
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if(codeStr.equals(code)){
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return true;
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}
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}
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return false;
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}
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private String getCodeByLevel(@NotNull String sourceCode,int codeLevel){
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String zeroStr = "0000";
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int totalCount = 0;
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int effectiveCount = 0;
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if(codeLevel <4){
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totalCount = 6;
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effectiveCount = codeLevel == 1 ? 2:
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codeLevel == 2 ? 4:6;
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} else{
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totalCount = 12;
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effectiveCount = codeLevel == 4 ? 9:12;
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}
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//特例
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if(codeLevel==4&&isSpecialTwonCode(sourceCode)){
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return sourceCode;
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}
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if(totalCount == effectiveCount && sourceCode.length() == totalCount){
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return sourceCode;
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}else {
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if (sourceCode.length()<totalCount){
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throw new BusinessException("totalCount is more than the length of sourceCode");
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}
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return sourceCode.substring(0,effectiveCount)+zeroStr.substring(0,totalCount-effectiveCount);
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}
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}
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private boolean isProvinceCode(String code){
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return code.length() == 6 && code.endsWith("0000");
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}
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private boolean isCityCode(String code){
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return code.length() == 6 && code.endsWith("00");
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}
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private boolean isAreaCode(String code){
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return code.length() == 6 && !code.endsWith("00");
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}
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private boolean isTownCode(String code){
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return code.length() == 12 && (code.endsWith("000")||isSpecialTwonCode(code));
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}
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private boolean isVillageCode(String code){
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return code.length() == 12 && !code.endsWith("000");
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}
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@Override
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public List<Town> getTowns(Integer areaCode) {
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Example example = new Example(Town.class);
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example.or().andEqualTo("areaCode",areaCode);
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return townMapper.selectByExample(example);
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}
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@Override
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public List<Village> getVillages(Long townCode) {
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Example example = new Example(Village.class);
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example.createCriteria().andEqualTo("townCode",townCode);
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return villageMapper.selectByExample(example);
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}
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}
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