9f87bede
 岑健浩
SNManage init
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<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8">
<body>
<div>
<div>
<input type="text" placeholder="请输入SN号" id="SNContent"/>
<input type="text" placeholder="请输入项目名称" id="projectName"/>
</div>
<button id="add">添加</button>
</div>
<br/>
<div>
<div>
<input type="text" placeholder="请输入SN号" id="SNContentDelete"/>
</div>
<button id="delete">删除</button>
</div>
<br/>
<div>
<button id="show">获取所有</button>
</div>
<span id="SNShow" style="display: inline-block;
width: 500px;
word-break: break-all;
white-space: normal;"></span>
<script>
//添加
var addButton = document.getElementById("add");
addButton.onclick = function () {
let SNcontent = document.getElementById("SNContent").value.trim();
let projectName = document.getElementById("projectName").value.trim();
let dateTime = formattedDate().trim();
//数据判空
if (typeof SNcontent === 'undefined' || SNcontent == null || SNcontent === '') {
alert("请输入SN号")
return;
}
if (typeof projectName === 'undefined' || projectName == null || projectName === '') {
alert("请输入projectName")
return;
}
let SNDto = SNcontent + "##" + projectName + "##" +dateTime;
//ajax请求提交数据
var xhr = new XMLHttpRequest();
xhr.open('POST','/add_SN');
xhr.setRequestHeader('Content-Type','application/json')
xhr.send(SNDto);
xhr.onreadystatechange = function () {
if (xhr.readyState === XMLHttpRequest.DONE) {
let responseObject = JSON.parse(xhr.responseText);
alert(responseObject.message);
}
}
}
//查询
var showButton = document.getElementById("show");
showButton.onclick = function () {
//ajax请求获取数据
var xhr = new XMLHttpRequest();
xhr.open('GET','/get_SNs',true);
xhr.send();
xhr.onreadystatechange = function () {
// if (xhr.readyState === XMLHttpRequest.DONE && xhr.status === 200) {
// var blob = new Blob([this.response], {type: 'application/octet-stream'});
// var url = URL.createObjectURL(blob);
// var a = document.createElement('a');
// a.href = url;
// a.download = 'SNs.txt';
// a.target = '_blank';
// a.click();
// }
if (xhr.readyState === XMLHttpRequest.DONE) {
if (xhr.status === 200) {
let responseObject = JSON.parse(xhr.responseText);
let SNs = responseObject.data;
document.getElementById("SNShow").innerText = SNs;
} else {
document.getElementById("SNShow").innerText = "出错了！";
}
}
}
}
//删除
var deleteButton = document.getElementById("delete");
deleteButton.onclick = function () {
let SNContentDelete = document.getElementById("SNContentDelete").value.trim();
if (typeof SNContentDelete === 'undefined' || SNContentDelete == null || SNContentDelete === '') {
alert("请输入SN号")
return;
}
//ajax请求获取数据
var xhr = new XMLHttpRequest();
xhr.open('POST','/delete_SN',true);
xhr.send(SNContentDelete);
xhr.onreadystatechange = function () {
if (xhr.readyState === XMLHttpRequest.DONE) {
let responseObject = JSON.parse(xhr.responseText);
alert(responseObject.message);
}
}
}
function formattedDate() {
const date = new Date();
const year = date.getFullYear();
const month = (date.getMonth() + 1).toString().padStart(2, '0');
const day = date.getDate().toString().padStart(2, '0');
const hour = date.getHours().toString().padStart(2, '0');
const minute = date.getMinutes().toString().padStart(2, '0');
const second = date.getSeconds().toString().padStart(2, '0');
const formattedDate = `${year}-${month}-${day} ${hour}:${minute}:${second}`;
return formattedDate;
}
</script>
</body>
</html>
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