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@ -1,13 +1,11 @@
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<%@ page import="java.sql.*" %>
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<%@ page import="java.sql.*" %> // 导入Java SQL包，用于数据库操作
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<%@ page language="java" contentType="text/html; charset=UTF-8"
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<jsp:useBean id="judge" scope="session" class="javabean.JDBCBean"></jsp:useBean> // 使用JSP的useBean标签来创建一个名为judge的JavaBean对象，该对象在会话范围内有效
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pageEncoding="UTF-8"%>
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<html>
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<head>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>Insert title here</title>
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<title>Insert title here</title>
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<link rel="stylesheet" href="../public/layui/css/layui.css" media="all">
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<link rel="stylesheet" href="../public/layui/css/layui.css" media="all">
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<script src="../public/layui/layui.js"></script>
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<style>
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<style>
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.layui-form-label{
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.layui-form-label{
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margin-left:20%;
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margin-left:20%;
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@ -15,126 +13,109 @@
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</style>
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</style>
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</head>
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</head>
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<body>
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<body>
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<jsp:useBean id="judge" scope="session" class="javabean.JDBCBean"></jsp:useBean>
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<div align="center" style=" margin-top: 2%; margin-left: 30%; width: 40%;">
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<div align="center" style=" margin-top: 2%;"><h1>归还图书</h1></div>
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<h1>归还图书</h1>
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<div align="center"
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<form class="layui-form layui-form-pane" action="05returnSus.jsp">
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style="margin-left:30%; margin-top: 5%; width: 40%;">
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<%
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<%
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Object days = session.getAttribute("days");
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Object days = session.getAttribute("days"); // 从会话中获取“days”属性
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Object fee = session.getAttribute("fee");
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Object fee = session.getAttribute("fee"); // 从会话中获取“fee”属性
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int d = Integer.parseInt(days.toString());
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int d = Integer.parseInt(days.toString()); // 将“days”属性转换为整数
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float f = Float.parseFloat(fee.toString());
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float f = Float.parseFloat(fee.toString()); // 将“fee”属性转换为浮点数
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String book = session.getAttribute("book").toString();
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String book = session.getAttribute("book").toString(); // 从会话中获取“book”属性并转换为字符串
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String mes = "";
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String mes = ""; // 初始化消息变量
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String mes2 = "";
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String mes2 = ""; // 初始化消息变量
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float sum = 0;
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float sum = 0; // 初始化罚款总金额
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if(d<0){
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if(d<0){ // 如果天数小于0，表示逾期
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mes = "已逾期"+(-d)+"天";
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mes = "已逾期"+(-d)+"天"; // 设置逾期消息
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sum = d*f*(-1);
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mes2 = "罚款"+sum+"元"; // 设置罚款消息
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mes2 = "罚款"+sum;
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}else{ // 如果天数不小于0，表示未逾期
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}
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mes = "还剩"+d+"天"; // 设置剩余天数消息
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else{
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//mes2 = "无需罚款"; // 注释掉的代码，表示不需要罚款
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mes = "还剩"+d+"天";
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//mes2 = "无需罚款";
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}
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}
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session.setAttribute("mes",mes);
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session.setAttribute("mes", mes); // 将消息存储到会话中
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session.setAttribute("mes2",mes2);
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session.setAttribute("mes2", mes2); // 将消息存储到会话中
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%>
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%>
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<form class="layui-form layui-form-pane" action="05returnSus.jsp">
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<div><blockquote class="layui-elem-quote layui-quote-nm">
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<div><blockquote class="layui-elem-quote layui-quote-nm">
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<%=session.getAttribute("mes") %><br> // 显示会话中的逾期或剩余天数消息
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<%=session.getAttribute("mes") %><br>
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<%=session.getAttribute("mes2") %> // 显示会话中的罚款消息
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<%=session.getAttribute("mes2") %>
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</blockquote></div>
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</blockquote>
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</div>
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<div class="layui-form-item">
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<div class="layui-form-item">
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<label class="layui-form-label">图书编号</label>
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<label class="layui-form-label">图书编号</label>
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<div class="layui-input-inline">
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<div class="layui-input-inline">
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<input type="text" name="bookid" lay-verify="required"
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<input type="text" name="bookid" lay-verify="required" value=<%=session.getAttribute("book") %> autocomplete="off" class="layui-input"><br> // 显示图书编号输入框
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value=<%=session.getAttribute("book") %> autocomplete="off" class="layui-input"><br>
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</div>
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</div>
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</div>
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</div>
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<%
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<%
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String sql2="select*from borrow_books where return_date is null and book_id = "+book; // 查询未归还且图书ID匹配的借书记录
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String sql2="select*from borrow_books where return_date is null and book_id = "+book;
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ResultSet rs2 = judge.executeQuery(sql2); // 执行查询并获取结果集
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ResultSet rs2 = judge.executeQuery(sql2);
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String end = ""; // 初始化截止日期变量
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String end = "";
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while(rs2.next()){ // 遍历结果集
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while (rs2.next()) {
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%>
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%>
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<div class="layui-form-item">
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<div class="layui-form-item">
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<label class="layui-form-label">截止日期</label>
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<label class="layui-form-label">截止日期</label>
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<div class="layui-input-inline">
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<div class="layui-input-inline">
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<input type="text" name="end" autocomplete="off"
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<input type="text" name="end" autocomplete="off" class="layui-input" value=<%=rs2.getString("end_date") %>><br> // 显示截止日期输入框
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class="layui-input" value=<%=rs2.getString("end_date") %>><br>
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</div>
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</div>
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</div>
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</div>
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<% } %>
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<% } %>
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<div class="layui-form-item">
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<div class="layui-form-item">
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<label class="layui-form-label">归还日期</label>
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<label class="layui-form-label">归还日期</label>
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<div class="layui-input-inline">
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<div class="layui-input-inline">
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<input type="text" name="date1" id="date1" autocomplete="off"
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<input type="text" name="date1" id="date1" autocomplete="off" class="layui-input"><br> // 显示归还日期输入框
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class="layui-input"><br>
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</div>
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</div>
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</div>
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</div>
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<div class="layui-form-item">
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<div class="layui-form-item">
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<label class="layui-form-label">违规信息</label>
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<label class="layui-form-label">违规信息</label>
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<div class="layui-input-inline">
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<div class="layui-input-inline">
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<input type="text" name="ill"
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<input type="text" name="ill" placeholder="若无违规信息，则不填" autocomplete="off" class="layui-input"><br> // 显示违规信息输入框
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placeholder="若无违规信息，则不填" autocomplete="off" class="layui-input"><br>
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</div>
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</div>
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</div>
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</div>
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<div class="layui-form-item">
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<div class="layui-form-item">
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<label class="layui-form-label">管理员编号</label>
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<label class="layui-form-label">管理员编号</label>
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<div class="layui-input-inline">
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<div class="layui-input-inline">
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<input type="text" name="managerid" readonly="readonly"
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<input type="text" name="manager" readonly="readonly" class="layui-input" value= <%=session.getAttribute("manager") %>> // 显示管理员编号输入框，只读
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class="layui-input" value="<%=session.getAttribute("manager")%>"><br>
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</div>
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</div>
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</div>
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</div>
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<div class="layui-form-item" align="center">
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<div class="layui-form-item" align="center">
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<button class="layui-btn layui-btn-warm" lay-submit="" lay-filter="demo2">归还</button>
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<button class="layui-btn layui-btn-warm" lay-submit="" lay-filter="demo1">归还</button> // 显示归还按钮
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</div>
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</div>
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</form>
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</form>
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</div>
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<script>
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<script>
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layui
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layui.use(
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.use(
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[ 'form', 'layedit', 'laydate' ],
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[ 'form', 'layedit', 'laydate' ],
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function() {
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function() {
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var form = layui.form, layer = layui.layer, layedit = layui.layedit, laydate = layui.laydate;
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var form = layui.form, layer = layui.layer, layedit = layui.layedit, laydate = layui.laydate;
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//日期
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//日期
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laydate.render({
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laydate.render({
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elem : '#date1',
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elem : '#date1', // 绑定元素
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type : 'datetime',
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type : 'datetime', // 类型：日期时间
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format : 'yyyy-MM-dd H:m:s',
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format : 'yyyy-MM-dd H:m:s', // 格式
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min:0,
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min:0, // 最小值
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max:0,
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max:0, // 最大值
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value: new Date()
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value: new Date() // 默认值：当前时间
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});
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});
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//创建一个编辑器
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//创建一个编辑器
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var editIndex = layedit
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var editIndex = layedit
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.build('LAY_demo_editor');
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.build('LAY_demo_editor');
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//监听提交
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//监听提交
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form.on('submit(demo1)', function(data) {
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form.on('submit(demo1)', function(data) {
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layer.alert(JSON.stringify(data.field), {
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layer.alert(JSON.stringify(data.field), {
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title : '最终的提交信息'
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title : '最终的提交信息' // 弹窗标题
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})
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})
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return false;
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return false; // 阻止表单跳转。如果需要表单跳转，去掉这段即可。
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});
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});
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//表单赋值
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//表单赋值
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@ -158,7 +139,7 @@
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layui.$('#LAY-component-form-getval').on(
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layui.$('#LAY-component-form-getval').on(
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'click', function() {
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'click', function() {
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var data = form.val('example');
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var data = form.val('example');
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alert(JSON.stringify(data));
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layer.alert(JSON.stringify(data)); // 弹出数据
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});
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});
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});
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});
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