基于SpringBoot+微信小程序的智慧医疗线上预约小程序

package com.server.api.common; import cn.hutool.core.util.ObjectUtil; import cn.hutool.core.util.StrUtil; import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; import com.baomidou.mybatisplus.extension.plugins.pagination.Page; import com.baomidou.mybatisplus.extension.service.IService; import com.server.api.common.constants.ResultConstant; import com.server.api.common.util.UploadUtil; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.multipart.MultipartFile; import java.io.IOException; import java.lang.reflect.Method; import java.util.List; import java.util.Map; /** * @Description: 控制层接口的基类 * @Author: wuming */ @Controller @SuppressWarnings("all") public abstract class BaseController<T extends IService, E extends BaseEntity> { @Autowired protected UploadUtil uploadUtil; @Value("${imgHost}") private String imgHost; protected T baseService; protected abstract void setBaseService(T sevice); /** * 根据实体类中条件进行全等查询 * * @param params * @return mybatis-plus 分页对象 * @throws Exception */ @PostMapping(value = "/list/param") public ReturnMsg baseGetListPage(@RequestBody Map<String, Object> params) throws Exception { return pageByWrapper(params); } /** * 根据实体类中条件进行全等查询 * * @param params * @return mybatis-plus 返回所有数据 * @throws Exception */ @PostMapping(value = "/list/all") public ReturnMsg baseGetListAll(@RequestBody Map<String, Object> params) throws Exception { QueryWrapper<E> wrapper = beforeGetListAll(params); return afterGetListAll(baseService.list()); } /** * 根据id获取信息 * * @param id * @return * @throws Exception */ @GetMapping("/get/{id}") public ReturnMsg baseGetById(@PathVariable("id") Long id) throws Exception { beforeGetById(id); return afterGetById((E) baseService.getById(id)); } /** * 保存或者修改信息方法 * * @param entity 实体对象 * @return 返回信息 * @throws Exception */ @PostMapping(value = "/save/update") public ReturnMsg baseSaveOrUpdate(@RequestBody E entity) throws Exception { beforeSaveOrUpdate(entity); boolean flag = baseService.saveOrUpdate(entity); if (ObjectUtil.isNotEmpty(entity.getId())) { return afterSaveOrUpdate(entity, flag, ResultConstant.UPDATE_DATA_FALL_MSG); } else { return afterSaveOrUpdate(entity, flag, ResultConstant.INSERT_DATA_FALL_MSG); } } /** * 据ID删除数据 * * @param id 主键编号 * @return 实体对象 * @throws Exception */ @GetMapping(value = "/remove/{id}") public ReturnMsg baseRemoveById(@PathVariable("id") Long id) throws Exception { beforeRemoveById(id); boolean flag = baseService.removeById(id); return afterRemoveById(flag, id); } /** * 根据ID集合进行删除 * * @param idList 主键id的List集合 * @return * @throws Exception */ @PostMapping("/remove") public ReturnMsg baseRemoveByIds(@RequestBody List<Long> idList) throws Exception { beforeRemoveByIds(idList); boolean flag = baseService.removeByIds(idList); return afterRemoveByIds(flag, idList); } /** * 分页 * * @param params * @return */ protected ReturnMsg pageByWrapper(Map<String, Object> params) { QueryWrapper<E> wrapper = beforeGetListPage(params); if (StrUtil.isEmptyIfStr(params.get(ResultConstant.CURRENT))) { params.put(ResultConstant.CURRENT, ResultConstant.DEFAULT_CURRENT); } if (StrUtil.isEmptyIfStr(params.get(ResultConstant.PAGE_SIZE))) { params.put(ResultConstant.PAGE_SIZE, ResultConstant.DEFAULT_PAGE_SIZE); } Page<E> selectPageList = (Page<E>) baseService.page(new Page( Long.parseLong(params.get(ResultConstant.CURRENT).toString()) , Long.parseLong(params.get(ResultConstant.PAGE_SIZE).toString())), wrapper); return afterGetListPage(selectPageList, params); } /** * 分页前对wrapper的处理 * * @param params * @return */ private QueryWrapper<E> beforeGetListPage(Map<String, Object> params) { return beforeGetListPage(params, null); } /** * 重载分页前对wrapper的处理 * * @param params * @param sqlWrapper * @return */ protected QueryWrapper<E> beforeGetListPage(Map<String, Object> params, QueryWrapper<E> sqlWrapper) { if (null == sqlWrapper) { sqlWrapper = new QueryWrapper<>(); } return sqlWrapper; } /** * 分页处理完后的数据响应 * * @param obj * @return */ protected ReturnMsg afterGetListPage(Object obj, Map<String, Object> params) { return ReturnMsg.ok(obj); } /** * 查询所有数据前对wrapper的处理 * * @param params * @return */ protected QueryWrapper<E> beforeGetListAll(Map<String, Object> params) { return null; } /** * 查询所有数据后对wrapper的处理 * * @param params * @return */ protected ReturnMsg afterGetListAll(Object obj) { return ReturnMsg.ok(obj); } /** * 查看单个数据前操作 * * @param id */ protected void beforeGetById(Long id) { } /** * 查看单个数据后操作 * * @param entity */ protected ReturnMsg afterGetById(E entity) { return entity != null ? ReturnMsg.ok(entity) : ReturnMsg.error(ResultConstant.SELECT_DATA_FALL_MSG); } /** * 保存修改前的操作 * * @param entity * @return */ protected void beforeSaveOrUpdate(E entity) throws Exception { } /** * 保存修改后的操作 * * @param entity * @return */ protected ReturnMsg afterSaveOrUpdate(E entity, boolean flag, String msg) { return flag ? ReturnMsg.ok(entity) : ReturnMsg.error(msg); } /** * 单个删除前的操作 * * @param entity * @return */ protected void beforeRemoveById(Long id) { } /** * 单个删除后的操作 * * @param entity * @return */ protected ReturnMsg afterRemoveById(boolean flag, Long id) { return flag ? ReturnMsg.ok() : ReturnMsg.error(ResultConstant.DEFAULT_FAIL_MSG); } /** * 根据ID集合进行删除前操作 * * @param entity * @return */ protected void beforeRemoveByIds(List<Long> idList) { } /** * 根据ID集合进行删除后操作 * * @param entity * @return */ protected ReturnMsg afterRemoveByIds(boolean flag, List<Long> list) { return flag ? ReturnMsg.ok() : ReturnMsg.error(ResultConstant.DELETE_DATA_FALL_MSG); } /** * 单点图片文件上传 * * @param filename 文件对象 * @param id 修改的表的主键编�