分布式医疗挂号系统Nacos微服务Feign远程调用数据字典

  <!--服务注册-->
  <dependency>
      <groupId>com.alibaba.cloud</groupId>
      <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
  </dependency>

# 服务端口
server.port=8201
# 服务名
spring.application.name=service-hosp
# Nacos服务地址
spring.cloud.nacos.discovery.server-addr=127.0.0.1:8848

# 服务端口
server.port=8202
# 服务名
spring.application.name=service-cmn
# Nacos服务地址
spring.cloud.nacos.discovery.server-addr=127.0.0.1:8848

@RestController
@RequestMapping("/admin/hosp/hospital")
@CrossOrigin
public class HospitalController {
    @Autowired
    private HospitalService hospitalService;
    /**
     * 医院列表(条件查询带分页)
     * @param page
     * @param limit
     * @param hospitalQueryVo
     * @return
     */
    @GetMapping("list/{page}/{limit}")
    public Result listHosp(@PathVariable Integer page,
                           @PathVariable Integer limit,
                           HospitalQueryVo hospitalQueryVo){
        Page<Hospital> pageModel = hospitalService.selectHospPage(page,limit,hospitalQueryVo);
        return Result.ok(pageModel);
    }
}

    // 医院列表(条件查询带分页)
    Page<Hospital> selectHospPage(Integer page, Integer limit, HospitalQueryVo hospitalQueryVo);

// 医院列表(条件查询带分页)
    @Override
    public Page<Hospital> selectHospPage(Integer page, Integer limit, HospitalQueryVo hospitalQueryVo) {
        // 1.创建pageable对象
        Pageable pageable = PageRequest.of(page - 1, limit);
        // 2.创建条件匹配器
        ExampleMatcher matcher = ExampleMatcher.matching()
                .withStringMatcher(ExampleMatcher.StringMatcher.CONTAINING)
                .withIgnoreCase(true);
        // 3.hospitalQueryVo转换为Hospital对象
        Hospital hospital = new Hospital();
        BeanUtils.copyProperties(hospitalQueryVo, hospital);
        // 4.创建对象
        Example<Hospital> example = Example.of(hospital, matcher);
        // 5.调用方法实现查询
        Page<Hospital> pages = hospitalRepository.findAll(example, pageable);
        // 6.得到所有医院信息的集合
        pages.getContent().stream().forEach(item -> {
        	// 此方法执行了远程调用
            this.setHospitalHosType(item);
        });
        return pages;
    }

@Repository
public interface HospitalRepository extends MongoRepository<Hospital,String> {
    /**
     * 根据HosCode获得记录
     * @param hoscode
     * @return
     */
    Hospital getHospitalByHoscode(String hoscode);
}

    /**
     * 根据dictCode和value查询 数据字典
     * @param dictCode
     * @param value
     * @return
     */
    @GetMapping("getName/{dictCode}/{value}")
    public String getName(@PathVariable String dictCode,
                          @PathVariable String value) {
        String dictName = dictService.getDictName(dictCode, value);
        return dictName;
    }
     /**
     * 根据value查询 数据字典
     * @param value
     * @return
     */
    @GetMapping("getName/{value}")
    public String getName(@PathVariable String value) {
        String dictName = dictService.getDictName("",value);
        return dictName;
    }

    /**
     * 根据dictCode和value查询 数据字典
     * @param dictCode
     * @param value
     * @return
     */
    String getDictName(String dictCode, String value);

 /**
     * 根据dictCode和value查询 数据字典
     * @param dictCode
     * @param value
     * @return
     */
    @Override
    public String getDictName(String dictCode, String value) {
        // 如果dictCode为空,直接根据value查询;否则根据dictCode和value查询
        if (StringUtils.isEmpty(dictCode)) {
            QueryWrapper<Dict> wrapper = new QueryWrapper<>();
            wrapper.eq("value", value);
            Dict dict = baseMapper.selectOne(wrapper);
            return dict.getName();
        } else {
            // 根据dictcode查询dict对象,得到dict的id值
            Dict codeDict = this.getDictByDictCode(dictCode);
            Long parent_id = codeDict.getId();
            // 根据parent_id和value进行查询
            Dict finalDict = baseMapper.selectOne(new QueryWrapper<Dict>()
                    .eq("parent_id", parent_id)
                    .eq("value", value));
            return finalDict.getName();
        }
    }

        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-openfeign</artifactId>
            <scope>provided</scope>
        </dependency>

// 要调用的微服务名称
@FeignClient("service-cmn")
@Repository
public interface DictFeignClient {
    /**
     * 根据dictCode和value查询 数据字典
     * @param dictCode
     * @param value
     * @return
     */
    @GetMapping("/admin/cmn/dict/getName/{dictCode}/{value}")
    public String getName(@PathVariable("dictCode") String dictCode,
                          @PathVariable("value") String value);
    /**
     * 根据value查询 数据字典
     * @param value
     * @return
     */
    @GetMapping("/admin/cmn/dict/getName/{value}")
    public String getName(@PathVariable("value") String value);
}

    @Autowired
    private DictFeignClient dictFeignClient;
    // 获取查询list集合,遍历进行医院等级封装
    private Hospital setHospitalHosType(Hospital hospital) {
        // 封装医院等级
        String hostypeString = dictFeignClient.getName("Hostype", hospital.getHostype());
        hospital.getParam().put("hostypeString", hostypeString);
        // 封装医院省市区
        String provinceString = dictFeignClient.getName(hospital.getProvinceCode());
        String cityString = dictFeignClient.getName(hospital.getCityCode());
        String districtString = dictFeignClient.getName(hospital.getDistrictCode());
        hospital.getParam().put("fullAddress", provinceString + cityString + districtString);
        return hospital;
    }