package com.zy.common.web;
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import com.baomidou.mybatisplus.annotations.TableField;
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import com.baomidou.mybatisplus.mapper.EntityWrapper;
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import com.baomidou.mybatisplus.plugins.Page;
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import com.core.common.BaseRes;
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import com.core.common.Cools;
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import com.core.controller.AbstractBaseController;
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import com.core.exception.CoolException;
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import com.zy.system.entity.User;
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import com.zy.system.service.UserService;
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import io.swagger.annotations.ApiModelProperty;
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import org.springframework.beans.factory.annotation.Autowired;
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import javax.servlet.http.HttpServletRequest;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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/**
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* Created by vincent on 2019-09-09
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*/
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public class BaseController extends AbstractBaseController {
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@Autowired
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protected HttpServletRequest request;
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@Autowired
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private UserService userService;
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protected Long getUserId(){
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return Long.parseLong(String.valueOf(request.getAttribute("userId")));
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}
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protected User getUser(){
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User user = userService.selectById(getUserId());
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if (null == user) {
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throw new CoolException(BaseRes.DENIED);
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}
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return user;
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}
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protected String getComment(Class<?> cls, String fieldName){
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Field[] fields = Cools.getAllFields(cls);
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for (Field field : fields){
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if (fieldName.equals(field.getName())){
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return field.getAnnotation(ApiModelProperty.class).value();
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}
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}
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return "";
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}
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protected <T> Page<T> toPage(Integer curr, Integer limit, Map<String, Object> param){
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Page<T> page = new Page<T>(curr, limit);
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param.entrySet().removeIf(next -> next.getKey().equals("curr")
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|| next.getKey().equals("limit")
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|| next.getKey().equals("orderByField")
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|| next.getKey().equals("orderByType")
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|| Cools.isEmpty(next.getValue()));
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return page;
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}
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/**
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* 全字段模糊搜索
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* @param cls 模型类
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* @param set 排除字段集合
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* @param condition 搜索内容
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*/
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protected <T> void allLike(Class<T> cls, Set<String> set, EntityWrapper<T> wrapper, String condition){
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if (Cools.isEmpty(condition)) {
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return;
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}
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List<String> columns = new ArrayList<>();
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for (Field field :Cools.getAllFields(cls)){
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if (Modifier.isFinal(field.getModifiers())
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|| Modifier.isStatic(field.getModifiers())
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|| Modifier.isTransient(field.getModifiers())){
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continue;
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}
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String column = null;
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if (field.isAnnotationPresent(TableField.class)) {
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column = field.getAnnotation(TableField.class).value();
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}
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if (Cools.isEmpty(column)) {
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column = field.getName();
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}
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if (!set.contains(column)) {
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columns.add(column);
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}
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}
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if (columns.isEmpty()) {
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return;
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}
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for (int i=0;i<columns.size();i++){
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if (i==0){
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wrapper.andNew();
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} else {
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wrapper.or();
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}
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wrapper.like(columns.get(i), condition);
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}
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}
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}
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