python222网站实战(SpringBoot+SpringSecurity+MybatisPlus+thymeleaf+layui)-Tag标签管理实现

锋哥原创的Springboot+Layui python222网站实战：

python222网站实战课程视频教程（SpringBoot+Python爬虫实战） ( 火爆连载更新中... )_哔哩哔哩_bilibilipython222网站实战课程视频教程（SpringBoot+Python爬虫实战） ( 火爆连载更新中... )共计23条视频，包括：python222网站实战课程视频教程（SpringBoot+Python爬虫实战） ( 火爆连载更新中... )、第2讲 架构搭建实现、第3讲 页面系统属性动态化设计实现等，UP主更多精彩视频，请关注UP账号。icon-default.png?t=N7T8https://www.bilibili.com/video/BV1yX4y1a7qM/

后端：
 

package com.python222.controller.admin;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.python222.entity.PageBean;
import com.python222.entity.Tag;
import com.python222.service.TagService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.HashMap;
import java.util.Map;

/**
 * 管理员-Tag控制器
 * @author Administrator
 *
 */
@Controller
@RequestMapping(value = "/admin/tag")
public class TagAdminController {

   @Autowired
   private TagService tagService;




   /**
    * 根据条件分页查询Tag标签
    * @param page
    * @param limit
    * @return
    * @throws Exception
    */
   @ResponseBody
   @RequestMapping(value = "/list")
   public Map<String,Object> list(@RequestParam(value="page",required=false)Integer page,@RequestParam(value="limit",required=false)Integer limit)throws Exception{
      Map<String, Object> resultMap = new HashMap<>();
      PageBean pageBean=new PageBean(page,limit);
      Page<Tag> tagPage = tagService.page(new Page<>(pageBean.getPage(), pageBean.getPageSize()));
      resultMap.put("code", 0);
      resultMap.put("count", tagPage.getTotal());
      resultMap.put("data", tagPage.getRecords());
      return resultMap;
   }

   /**
    * 添加或者修改Tag标签
    * @param tag
    * @return
    */
   @ResponseBody
   @RequestMapping("/save")
   public Map<String,Object> save(Tag tag){
      if(tag.getId()==null){
         tagService.save(tag);
      }else{
         tagService.updateById(tag);
      }
      Map<String, Object> resultMap = new HashMap<>();
      resultMap.put("success", true);
      return resultMap;
   }

   /**
    * 删除Tag标签
    * @param id
    * @return
    * @throws Exception
    */
   @ResponseBody
   @RequestMapping("/delete")
   public Map<String,Object> delete(Integer id)throws Exception{
      Map<String, Object> resultMap = new HashMap<>();
      tagService.removeById(id);
      resultMap.put("success", true);
      return resultMap;
   }

   /**
    * 根据id查询Tag标签实体
    * @param id
    * @return
    * @throws Exception
    */
   @ResponseBody
   @RequestMapping("/findById")
   public Map<String,Object> findById(Integer id)throws Exception{
      Map<String, Object> resultMap = new HashMap<>();
      Tag tag=tagService.getById(id);
      resultMap.put("tag", tag);
      resultMap.put("success", true);
      return resultMap;
   }
}

tagManage.html

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Tag标签管理</title>
<link rel="stylesheet" href="/static/layui/css/layui.css"></link>
<link rel="stylesheet" href="/static/css/css.css"></link>
</head>
<body>


	<div style="padding: 20px">
	        <span class="layui-breadcrumb">
			  <a>首页</a>
			  <a><cite>Tag标签管理</cite></a>
			</span>
		    <div style="padding-top: 20px;">
		    	<div>
			    	<div>
			          <button class="layui-btn layuiadmin-btn-list" data-type="batchdel" onclick="addTag()">添加</button>
			    	</div>
			    </div>
			    <div>
				    <table width="100%" id="tagListTable" ></table>
			    </div>
			</div>
	  </div>

<script src="/static/layui/layui.js"></script>
	<script src="/static/js/jquery.js"></script>
	<script src="/static/js/common.js"></script>
<script type="text/javascript">

	layui.use(['element','form','table'], function(){
	    var form=layui.form;
		  var element = layui.element; //导航的hover效果、二级菜单等功能，需要依赖element模块
		  $ = layui.jquery; // 使用jquery
		  table = layui.table;

		  table.render({
		    elem: '#tagListTable'
		    ,url:'/admin/tag/list'
		    ,cols: [[
			  {type:'checkbox'}
              ,{field:'id', width:100,title: '编号'}
		      ,{field:'name', title: 'Tag标签名称'}
		      ,{field:'sort', width:100, title: '排列序号',align:'center'}
			  ,{field:'action', width:250, title: '操作',align:'center',templet:formatAction}
		    ]]
		    ,page: true
		  });


	});


	function deleteOne(id){
		layer.confirm('您确定要删除这条记录吗？', {
	    title:"系统提示"
		  ,btn: ['确定','取消'] //按钮
		}, function(){
			layer.closeAll('dialog');
			$.post("/admin/tag/delete",{"id":id},function(result){
				if(result.success){
					layer.msg("删除成功！");
					table.reload("tagListTable",{});
				}else{
					layer.msg("删除失败，请联系管理员！");
				}
			},"json");
		}, function(){

		});
	}

	function addTag(){
		layer.open({
			  type: 2,
			  title: '添加Tag标签',
			  area: ['500px', '500px'],
			  content: '/admin/saveTag.html' //iframe的url
			});
	}

	function modifyTag(id){
		layer.open({
			  type: 2,
			  title: '修改Tag标签',
			  area: ['500px', '500px'],
			  content: '/admin/saveTag.html?id='+id //iframe的url
			});
	}


	function formatAction(d){
		return "<button class='layui-btn layui-btn-normal layui-btn-xs' onclick='modifyTag("+d.id+")'><i class='layui-icon layui-icon-edit'></i>编辑</button><button class='layui-btn layui-btn-warm layui-btn-xs' onclick='deleteOne("+d.id+")'><i class='layui-icon layui-icon-delete' ></i>删除</button>";
	}



</script>
</body>
</html>

saveTag.html

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>添加或者修改Tag标签</title>
<link rel="stylesheet" href="/static/layui/css/layui.css"></link>
<style type="text/css">

	table tr td{
		padding: 10px;
	}

</style>
</head>
<body>
<div style="padding: 20px">
	<form method="post">
		<table>
			<tr>
				<td>Tag标签名称：</td>
				<td><input type="text" id="name" name="name" class="layui-input" style="width: 300px"/></td>
			</tr>
			<tr>
				<td>排列序号：</td>
				<td><input type="text" id="sort" name="sort" class="layui-input" style="width: 100px;display: inline;"/>&nbsp;&nbsp;<span>(根据数值从小到大排序)</span></td>
			</tr>
			<tr>
				<td><button class="layui-btn" onclick="submitData();return false;">提交</button></td>
				<td><font id="errorInfo" color="red"></font></td>
			</tr>
		</table>
	</form>
</div>
<script src="/static/layui/layui.js"></script>
<script src="/static/js/jquery.js"></script>
<script src="/static/js/common.js"></script>
<script type="text/javascript">

    layui.use(['form'], function(){

    });

	function submitData(){
		var name=$("#name").val().trim();
		var sort=$("#sort").val().trim();
		if(name=="") {
	　　　　     　　 $("#errorInfo").text("请输入Tag标签名称！");
			  $("#name").focus();
	　　　　　　      return false;
	　　　}
		if(sort=="") {
	　　　　     　　 $("#errorInfo").text("请输入排列序号！");
			  $("#sort").focus();
	　　　　　　      return false;
	　　　}
	　　　if (!(/(^[1-9]d*$)/.test(sort))) {
	　　　　　　$("#errorInfo").text("排列序号必须是正整数！");
        	$("#sort").focus();
	　　　　　　return false;
	　　  }
	   var id=getQueryVariable("id");
	   if(id){
		   $.post("/admin/tag/save",{id:id,name:name,sort:sort},function(result){
			  if(result.success){
                  layer.alert('修改成功！',function () {
                      parent.reloadPage();
                  });
			  }else{
				  $("#errorInfo").text(result.errorInfo);
			  }
		  },"json");
	   }else{
		   $.post("/admin/tag/save",{name:name,sort:sort},function(result){
				  if(result.success){
                      layer.alert('添加成功！',function () {
                          parent.reloadPage();
                      });
				  }else{
					  $("#errorInfo").text(result.errorInfo);
				  }
			  },"json");
	   }
	}



	function getQueryVariable(variable){
	       var query = window.location.search.substring(1);
	       var vars = query.split("&");
	       for (var i=0;i<vars.length;i++) {
	               var pair = vars[i].split("=");
	               if(pair[0] == variable){return pair[1];}
	       }
	       return(false);
	}

	$(function(){
	　　
		var id=getQueryVariable("id");

		if(id){
			$.post("/admin/tag/findById",{id:id},function(result){
				  if(result.success){
					  var tag=result.tag;
					  $("#name").val(tag.name);
					  $("#sort").val(tag.sort);
				  }else{
                      layer.alert('服务器加载有问题，请联系管理员！');
				  }
			  },"json");
		}
	});


</script>
</body>
</html>