基本功能完成
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cb090dc1a2
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54d94a08fe
@ -102,4 +102,29 @@ public class UserDao {
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JdbcUtils.closeConnection(null, preparedStatement, connection);
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}
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}
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/**
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* 通过ID 删除
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* */
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public int deleteUser(Integer id){
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Connection connection = null;
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PreparedStatement preparedStatement = null;
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try {
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connection = JdbcUtils.getConnection();
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JdbcUtils.beginTransaction(connection);
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preparedStatement = connection.prepareStatement("DELETE from `user` WHERE `userId` = ?;");
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preparedStatement.setInt(1,id);
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Integer result = preparedStatement.executeUpdate();
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JdbcUtils.commitTransaction(connection);
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return result;
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} catch (SQLException e) {
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JdbcUtils.rollBackTransaction(connection);
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throw new RuntimeException(e);
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} finally {
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JdbcUtils.closeConnection(null, preparedStatement, connection);
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}
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}
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}
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@ -26,4 +26,12 @@ public class UserService {
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public int reply(UserEntity userEntity){
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return userDao.reply(userEntity);
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}
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/**
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* 通过ID 删除
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* */
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public int deleteUser(Integer id){
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return userDao.deleteUser(id);
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}
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}
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44
src/com/landaiqing/servlet/system/DeleteUser.java
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44
src/com/landaiqing/servlet/system/DeleteUser.java
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@ -0,0 +1,44 @@
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package com.landaiqing.servlet.system;
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import com.landaiqing.service.UserService;
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import jakarta.servlet.ServletException;
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import jakarta.servlet.annotation.WebServlet;
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import jakarta.servlet.http.HttpServlet;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletResponse;
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import java.io.IOException;
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@WebServlet("/deleteUser")
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public class DeleteUser extends HttpServlet {
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private UserService userService=new UserService();
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@Override
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protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
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String idStr = req.getParameter("id");
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if (idStr==null || idStr==""){
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req.setAttribute("errorMsg","ID的值不能为空!!!");
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req.getRequestDispatcher("./error.jsp").forward(req,resp);
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return;
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}
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try {
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Integer id = Integer.parseInt(idStr);
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int result = userService.deleteUser(id);
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if (result > 0) {
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// req.getRequestDispatcher("showFlight.jsp").forward(req,resp);
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resp.sendRedirect("./System/index.jsp");
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}else {
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req.setAttribute("errorMsg","删除失败!!!");
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req.getRequestDispatcher("./error.jsp").forward(req,resp);
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}
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} catch (NumberFormatException e) {
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req.setAttribute("errorMsg","类型转换异常,id 不能转换成Int类型!!!");
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req.getRequestDispatcher("./error.jsp").forward(req,resp);
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e.printStackTrace();
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}catch (Exception e){
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req.setAttribute("errorMsg","系统异常!!!");
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req.getRequestDispatcher("./error.jsp").forward(req,resp);
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}
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}
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}
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@ -122,7 +122,7 @@
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<div class="layui-form-item" pane>
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<label class="layui-form-label">是否有效</label>
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<div class="layui-input-block">
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<input type="text" id="isValid" name="open" lay-filter="required" class="layui-input" >
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<input type="text" id="isValid" placeholder="1 为有效/0为无效" name="open" lay-filter="required" class="layui-input" >
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</div>
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</div>
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<div class="layui-form-item">
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@ -177,7 +177,7 @@
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<div class="layui-form-item" pane>
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<label class="layui-form-label">是否有效</label>
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<div class="layui-input-block">
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<input type="text" id="isValid" name="open" lay-filter="required" class="layui-input" >
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<input type="text" id="isValid" placeholder="1 为有效/0为无效" name="open" lay-filter="required" class="layui-input" >
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</div>
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</div>
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<div class="layui-form-item">
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@ -252,6 +252,7 @@
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layer.msg('开启成功'), {
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offset: '6px'
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}
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window.location.reload();
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})
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}
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@ -269,7 +270,9 @@
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layer.msg('关闭成功'), {
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offset: '6px'
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}
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window.location.reload();
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})
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}
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function upAdateAdmin(){
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@ -17,6 +17,23 @@
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<script src="//unpkg.com/layui@2.8.0/dist/layui.js"></script>
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</head>
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<body>
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<script type="text/html" id="toolbarDemo">
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<div class="layui-btn-container">
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<%-- <button class="layui-btn layui-btn-sm" lay-event="addAdmin">添加管理员</button>--%>
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</div>
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</script>
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<script type="text/html" id="barDemo">
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<div class="layui-clear-space">
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<%-- <a class="layui-btn layui-btn-xs" lay-event="edit">编辑</a>--%>
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<a class="layui-btn layui-btn-xs" lay-event="more">
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更多
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<i class="layui-icon layui-icon-down"></i>
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</a>
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</div>
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</script>
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<table class="layui-hide" id="ID-table-demo-data"></table>
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<script src="https://unpkg.com/axios/dist/axios.min.js"></script>
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<script>
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@ -39,6 +56,7 @@
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// 已知数据渲染
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var inst = table.render({
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elem: '#ID-table-demo-data'
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,toolbar: '#toolbarDemo'
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,cols: [[ //标题栏
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{field: 'userId', title: 'ID', width: 80, sort: true}
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,{field: 'nickName', title: '昵称', width: 130}
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@ -48,9 +66,53 @@
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{field:'dateTime', title: '评论时间', width:130, },
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{field:'replyContent', title: '回复内容', width:200, },
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{field:'replyDateTime', title: '回复时间', width:130, },
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{fixed: 'right', title:'操作', width: 134, minWidth: 125, toolbar: '#barDemo'}
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// {fixed: 'right', title:'操作', width: 134, minWidth: 125, toolbar: '#barDemo'}
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]]
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]],done:function (){
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// 触发单元格工具事件
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table.on('tool(ID-table-demo-data)', function(obj){ // 双击 toolDouble
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var data = obj.data; // 获得当前行数据
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// console.log(obj)
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if(obj.event === 'more'){
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// 更多 - 下拉菜单
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dropdown.render({
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elem: this, // 触发事件的 DOM 对象
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show: true, // 外部事件触发即显示
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data: [{
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title: '查看',
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id: 'detail'
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},{
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title: '删除',
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id: 'del'
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}],
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click: function(menudata){
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if(menudata.id === 'detail'){
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layer.msg('ID:'+ data.userId
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+'\n昵称:'+data.nickName
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+"\nQ Q:"+data.qQ
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+"\nEmail:"+data.email
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+"\n评论内容:"+data.content
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+"\n评论时间:"+data.dateTime
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+"\n回复内容:"+data.replyContent
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+"\n回复时间:"+data.replyDateTime
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);
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} else if(menudata.id === 'del'){
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layer.confirm('真的删除行 [id: '+ data.userId +'] 么', function(){
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obj.del(); // 删除对应行（tr）的DOM结构
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// layer.close(index);
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// deleteAdmin(data.adminId);
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deleteUser(data.userId);
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// 向服务端发送删除指令
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});
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}
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},
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align: 'right', // 右对齐弹出
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style: 'box-shadow: 1px 1px 10px rgb(0 0 0 / 12%);' // 设置额外样式
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})
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}
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});
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}
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,data: result.data
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//,skin: 'line' // 表格风格
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//,even: true
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@ -66,6 +128,22 @@
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})
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}
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getDate();
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function deleteUser(id){
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axios({
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// 请求方式
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method: 'get',
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// 请求的地址
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url: 'http://localhost:8080${pageContext.request.contextPath}/deleteUser',
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// URL 中的查询参数
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params: {
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id:id,
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}
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}).then(function (result) {
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layer.msg('删除成功!'), {
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offset: '6px'
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}
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})
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}
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</script>
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@ -59,7 +59,7 @@
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<div class="main">
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<div class="header">
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<div style="display: flex;flex-direction: row;flex-wrap: nowrap;align-items: center;">
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<div style="display: flex;position: fixed;flex-direction: row;flex-wrap: nowrap;align-items: center;z-index: 99999;background-color: white">
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<div style="width: 570px;height: 45px;">
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<span style="font-size: 2rem;font-weight: 700;font-family: FZShuTi;color:coral;">留 言 本</span>
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</div>
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@ -90,7 +90,7 @@
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</div>
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</div>
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<blockquote class="layui-elem-quote layui-text">
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<blockquote style="margin-top: 6%" class="layui-elem-quote layui-text">
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留言列表
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</blockquote>
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@ -226,7 +226,7 @@
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<div class="show">
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<div class="show-content">
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<div class="show-name">
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<div class="avtors"><img src="./static/img/touxiang.png" alt=""
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<div class="avtors"><img src="./static/img/头像修改.png" alt=""
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style="width: 40px;height: 40px;border-radius: 50%;"></div>
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<span style="margin-left: 10px;font-size: 1rem;">${list.nickName}</span>
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</div>
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@ -350,8 +350,10 @@
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}
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}).then(function (result) {
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//定位 span id 名称 error 修改
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console.log(result);
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// console.log(result);
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window.location.reload();
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})
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}
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// 回复
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function reply(userId){
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@ -368,8 +370,10 @@
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}
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}).then(function (result) {
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//定位 span id 名称 error 修改
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console.log(result);
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// console.log(result);
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window.location.reload();
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})
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}
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$(function () {
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