package com.moral.service.impl;

import com.moral.entity.Area;
import com.moral.entity.City;
import com.moral.entity.Province;
import com.moral.entity.Town;
import com.moral.entity.Village;
import com.moral.mapper.AreaMapper;
import com.moral.mapper.CityMapper;
import com.moral.mapper.ProvinceMapper;
import com.moral.mapper.TownMapper;
import com.moral.mapper.VillageMapper;
import com.moral.service.AreaService;
import org.springframework.stereotype.Service;
import tk.mybatis.mapper.entity.Example;

import javax.annotation.Resource;
import java.util.List;


@Service
public class AreaServiceImpl implements AreaService{
    @Resource
    ProvinceMapper provinceMapper;
    @Resource
    CityMapper cityMapper;
    @Resource
    AreaMapper areaMapper;

    @Resource
    private TownMapper townMapper;
    
    @Resource
    private VillageMapper villageMapper;

    @Override
    public List<Province> getProvinces() {
        return provinceMapper.selectAll();
    }

    @Override
    public List<City> getCities(int provinceCode) {
        Example example = new Example(City.class);
        example.or().andEqualTo("provinceCode",provinceCode);
        return cityMapper.selectByExample(example);
    }

    @Override
    public List<Area> getAreas(int cityCode) {
        Example example = new Example(Area.class);
        example.or().andEqualTo("cityCode",cityCode);
        return areaMapper.selectByExample(example);
    }

    /**
     * 通过地区编码获取 中文全程，例如 江苏省 苏州市 昆山市
     * @param code 可以是省 市 区 到地区编码
     * @return
     */
    @Override
    public String queryFullNameByCode(Integer code){
        String codeStr = code.toString();
        String fullName = "";
        // 此时为地区code
        if(!codeStr.endsWith("00")){
            String provinceCode = codeStr.substring(0,2)+"0000";
            Province province = provinceMapper.selectByPrimaryKey(Integer.valueOf(provinceCode));
            String cityCode = codeStr.substring(0,4)+"00";
            City city = cityMapper.selectByPrimaryKey(Integer.valueOf(cityCode));
            Area area = areaMapper.selectByPrimaryKey(code);
            fullName = province.getProvinceName().replaceAll(" ", "")
                    +" "+city.getCityName().replaceAll(" ", "")
                    +" "+area.getAreaName().replaceAll(" ", "");
        }  else if(!codeStr.endsWith("0000")){
            // 此时为 地级市code
            String provinceCode = codeStr.substring(0,2)+"0000";
            Province province = provinceMapper.selectByPrimaryKey(Integer.valueOf(provinceCode));
            City city = cityMapper.selectByPrimaryKey(code);
            fullName = province.getProvinceName().replaceAll(" ", "")
                    +" "+city.getCityName().replaceAll(" ", "");
        } else {
            // 此时为 省code
            Province province = provinceMapper.selectByPrimaryKey(code);
            fullName = province.getProvinceName().replaceAll(" ", "");
        }
        return fullName;
    }

	@Override
	public List<Town> getTowns(Integer areaCode) {
        Example example = new Example(Town.class);
        example.or().andEqualTo("areaCode",areaCode);
        return townMapper.selectByExample(example);
	}

	@Override
	public List<Village> getVillages(Long townCode) {
        Example example = new Example(Village.class);
        example.createCriteria().andEqualTo("townCode",townCode);
        return villageMapper.selectByExample(example);
	}
}