package org.jeecg.common.constant;
import com.alibaba.fastjson.JSONObject;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.Resource;
import org.springframework.stereotype.Component;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
@Component("pca")
public class ProvinceCityArea {
@Value("classpath:static/pca.json")
private Resource jsonData;
List areaList;
public String getText(String code){
this.initAreaList();
if(this.areaList!=null || this.areaList.size()>0){
List ls = new ArrayList();
getAreaByCode(code,ls);
return String.join("/",ls);
}
return "";
}
public String getCode(String text){
this.initAreaList();
if(areaList!=null || areaList.size()>0){
for(int i=areaList.size()-1;i>=0;i--){
if(text.indexOf(areaList.get(i).getText())>=0){
return areaList.get(i).getId();
}
}
}
return null;
}
public void getAreaByCode(String code,List ls){
for(Area area: areaList){
if(area.getId().equals(code)){
String pid = area.getPid();
ls.add(0,area.getText());
getAreaByCode(pid,ls);
}
}
}
private void initAreaList(){
if(this.areaList==null || this.areaList.size()==0){
this.areaList = new ArrayList();
try {
File file = jsonData.getFile();
String jsonData = this.jsonRead(file);
JSONObject baseJson = JSONObject.parseObject(jsonData);
//第一层 省
JSONObject provinceJson = baseJson.getJSONObject("86");
for(String provinceKey: provinceJson.keySet()){
Area province = new Area(provinceKey,provinceJson.getString(provinceKey),"86");
this.areaList.add(province);
//第二层 市
JSONObject cityJson = baseJson.getJSONObject(provinceKey);
for(String cityKey:cityJson.keySet()){
Area city = new Area(cityKey,cityJson.getString(cityKey),provinceKey);
this.areaList.add(city);
//第三层 区
JSONObject areaJson = baseJson.getJSONObject(cityKey);
if(areaJson!=null){
for(String areaKey:areaJson.keySet()){
Area area = new Area(areaKey,areaJson.getString(areaKey),cityKey);
this.areaList.add(area);
}
}
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
private String jsonRead(File file){
Scanner scanner = null;
StringBuilder buffer = new StringBuilder();
try {
scanner = new Scanner(file, "utf-8");
while (scanner.hasNextLine()) {
buffer.append(scanner.nextLine());
}
} catch (Exception e) {
} finally {
if (scanner != null) {
scanner.close();
}
}
return buffer.toString();
}
class Area{
String id;
String text;
String pid;
public Area(String id,String text,String pid){
this.id = id;
this.text = text;
this.pid = pid;
}
public String getId() {
return id;
}
public String getText() {
return text;
}
public String getPid() {
return pid;
}
}
}