自动计算buff当前购买记录界面总价.
// ==UserScript==
// @name Buff购买记录总价计算
// @namespace http://tampermonkey.net/
// @version 0.4
// @description 自动计算buff当前购买记录界面总价.
// @author xllfkw
// @match https://buff.163.com/market/buy_order/history?*
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
let nextPageUrl = '';
let pageNum = 1;
let scrollListener;
let priceElements = document.getElementsByClassName("f_Strong");
let totalPrice = 0;
let intervalId = 0;
let inputDate = '';
const data = [];
data.push(['名称', '价格', '日期']);
function divide(arg1, arg2) {
if (arg2 === 0) {
return null; // 处理除数为0的情况
}
var d1 = 0, d2 = 0;
var n1 = arg1.toString(), n2 = arg2.toString();
try {
d1 = n1.split(".")[1].length;
} catch (e) {}
try {
d2 = n2.split(".")[1].length;
} catch (e) {}
var multiplier = Math.pow(10, Math.max(d1, d2));
//window.alert(multiplier)
var numerator = parseFloat(n1.replace(".", "")) * multiplier / 100;
//window.alert(numerator)
var denominator = parseFloat(n2.replace(".", "")) * multiplier;
//window.alert(denominator)
return (numerator / denominator).toFixed(2);
}
//计算价格
for (let i = 0; i < priceElements.length; i++) {
if (priceElements[i].id === "navbar-cash-amount") {
continue;
}
let priceText = priceElements[i].innerText;
let price = parseFloat(priceText.substring(1));
totalPrice += price;
}
// 显示价格等信息
let inforElement = document.createElement("div");
inforElement.style.position = "fixed";
inforElement.style.left = "0";
inforElement.style.top = "45%";
inforElement.style.transform = "translateY(-50%)";
inforElement.style.backgroundColor = "#fff";
inforElement.style.padding = "10px";
inforElement.style.borderRadius = "5px";
inforElement.style.boxShadow = "0 0 10px rgba(0, 0, 0, 0.2)";
//显示页数
inforElement.innerText = "已加载页数: " + pageNum;
//显示总价
inforElement.innerHTML += "<br>目前总价: ¥" + totalPrice.toFixed(2);
//window.alert(totalPrice.toFixed(2))
//显示数量
let countElements = document.querySelectorAll(".list_tb tbody tr");
let itemCount = countElements.length;
inforElement.innerHTML += "<br>目前数量: " + itemCount;
//window.alert(itemCount)
//显示均价
let averagePrice = divide(totalPrice.toFixed(2),itemCount);
//window.alert(averagePrice);
inforElement.innerHTML += "<br>目前均价: ¥" + averagePrice;
if (intervalId <= 0){
inforElement.innerHTML += "<br>是否自动加载：否";
} else{
inforElement.innerHTML += "<br>是否自动加载：是";
}
inforElement.innerHTML += "<br>是否全部加载完成：否";
document.body.appendChild(inforElement);
//显示日期和导出
let inforElement2 = document.createElement("div");
inforElement2.style.position = "fixed";
inforElement2.style.left = "0";
inforElement2.style.top = "25%";
inforElement2.style.backgroundColor = "#fff";
inforElement2.style.padding = "10px";
inforElement2.style.borderRadius = "5px";
inforElement2.style.boxShadow = "0 0 10px rgba(0, 0, 0, 0.2)";
//inforElement1.style.pointerEvents = "none";
inforElement2.innerText = "选择日期: ";
document.body.appendChild(inforElement2);
//添加选择日期框
let dateInput = document.createElement("input");
dateInput.type = "date";
//dateInput.style.position = 'fixed';
//dateInput.style.height = '20px'
//dateInput.style.top = '23%';
//dateInput.style.lift = '0px';
//document.body.appendChild(dateInput);
inforElement2.appendChild(dateInput);
// 创建一个导出按钮
const exportBtn = document.createElement('button');
exportBtn.textContent = '导出 Excel';
//inforElement2.innerHTML += "<br>";
inforElement2.appendChild(document.createElement('br'));
inforElement2.appendChild(exportBtn);
// 添加事件监听器，当用户点击导出按钮时，将数据导出为 Excel 文件
exportBtn.addEventListener('click', () => {
getData();
const csvData = '\uFEFF' + data.map(row => row.join(',')).join('\n');
const csvBlob = new Blob([csvData], { type: 'text/csv;charset=utf-8;' });
const csvUrl = URL.createObjectURL(csvBlob);
const link = document.createElement('a');
link.setAttribute('href', csvUrl);
link.setAttribute('download', 'BuffMarketData.csv');
document.body.appendChild(link);
link.click();
});
//判断是否选择日期
dateInput.addEventListener('input', () => {
//console.log("input 事件被触发了！");
inputDate = dateInput.value;
//console.log(inputDate);
});
// 获取下一页的URL
const getNextPageUrl = () => {
const nextPageButton = document.querySelector('.page-link.next');
if (pageNum === 1) {
if (nextPageButton) {
nextPageUrl = nextPageButton.href;
nextPageUrl = nextPageUrl.replace('#', '&');
} else {
nextPageUrl = '';
}
} else {
if (nextPageButton) {
nextPageUrl = nextPageUrl.replace(/page_num=(\d+)/, (match, p1) => `page_num=${Number(p1) + 1}`);
} else {
nextPageUrl = '';
}
}
};
//自动加载下一页
function loadNextPage() {
if (nextPageUrl == '') {
return;
}
if (inputDate) {
const dateElements = document.querySelectorAll("td.c_Gray.t_Left");
const lastDateElement = dateElements[dateElements.length - 1];
const lastDateStr = lastDateElement.innerText.trim();
const lastDate = new Date(lastDateStr);
const lastDateObj = new Date(lastDate);
const lastDateStr1 = lastDateObj.toISOString().substr(0, 10);
if(lastDateStr <= inputDate){
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.innerHTML += "<br>当前页面已满足日期条件";
return;
}
}
const xhr = new XMLHttpRequest();
xhr.open('GET', nextPageUrl, true);
xhr.onload = function() {
if (this.status === 200) {
const parser = new DOMParser();
const newDoc = parser.parseFromString(this.responseText, 'text/html');
const newPageTbody = newDoc.querySelector('.list_tb tbody');
const nodataElement = newDoc.querySelector('.nodata');
if (nodataElement) {
console.log('已经到最后一页');
nextPageUrl = '';
clearInterval(intervalId);
intervalId = null;
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.innerHTML += "<br>是否自动加载：否";
inforElement.innerHTML += "<br>是否全部加载完成：是";
return;
}
document.querySelector('.list_tb tbody').insertAdjacentHTML('beforeend', newPageTbody.innerHTML);
pageNum++;
//url显示到网页中
//window.history.pushState(null, "", nextPageUrl);
getNextPageUrl();
// 计算总价
let priceElements = document.getElementsByClassName("f_Strong");
let totalPrice = 0;
for (let i = 0; i < priceElements.length; i++) {
if (priceElements[i].id === "navbar-cash-amount") {
continue;
}
let priceText = priceElements[i].innerText;
let price = parseFloat(priceText.substring(1));
totalPrice += price;
}
//计算数量
let itemElements = document.querySelectorAll('.list_tb tbody tr');
let itemCount = itemElements.length;
//计算均价
let averagePrice = divide(totalPrice.toFixed(2),itemCount);
//更新数值
inforElement.innerText = "已加载页数: " + pageNum;
inforElement.innerHTML += "<br>当前总价: ¥" + totalPrice.toFixed(2);
inforElement.innerHTML += "<br>当前数量: " + itemCount;
inforElement.innerHTML += "<br>目前均价: ¥" + averagePrice;
if (intervalId > 0){
inforElement.innerHTML += "<br>是否自动加载：是";
} else {
inforElement.innerHTML += "<br>是否自动加载：否";
}
inforElement.innerHTML += "<br>是否全部加载完成：否";
if(inputDate){
const dateElements = document.querySelectorAll("td.c_Gray.t_Left");
const lastDateElement = dateElements[dateElements.length - 1];
const lastDateStr = lastDateElement.innerText.trim();
const lastDate = new Date(lastDateStr);
const lastDateObj = new Date(lastDate);
const lastDateStr1 = lastDateObj.toISOString().substr(0, 10);
//window.alert(lastDateStr1);
//window.alert(inputDate);
if(lastDateStr <= inputDate)
{
nextPageUrl = '';
clearInterval(intervalId);
intervalId = null;
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.innerHTML += "<br>是否自动加载：否";
inforElement.innerHTML += "<br>满足日期条件饰品是否加载完成：是";
return;
//window.alert("早");
}
}
}
};
xhr.send();
}
//获得导出数据
function getData() {
const nameSpans = document.querySelectorAll('.name-cont .textOne');
const priceStrong = document.querySelectorAll('.f_Strong:not(#navbar-cash-amount)');
const dateTds = document.querySelectorAll('.c_Gray.t_Left');
// 遍历元素，将数据存储在二维数组中
for (let i = 0; i < nameSpans.length; i++) {
const name = nameSpans[i].textContent;
const price = priceStrong[i].textContent;
const date = dateTds[i].textContent;
data.push([name, price, date]);
}
}
// 添加双击事件监听器
document.body.addEventListener('dblclick', () => {
// 如果定时器已经启动，说明需要停止执行 loadNextPage 函数
if (intervalId) {
clearInterval(intervalId);
intervalId = null;
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.removeChild(inforElement.lastChild);
inforElement.innerHTML += "<br>是否自动加载：否";
inforElement.innerHTML += "<br>是否全部加载完成：否";
} else {
// 否则启动定时器，每2秒执行一次 loadNextPage 函数
intervalId = setInterval(loadNextPage, 2000);
}
});
// 监听滚动事件
scrollListener = () => {
// 当页面滚动到底部时
if (window.innerHeight + window.scrollY >= document.body.scrollHeight) {
// 如果下一页的URL存在，则加载下一页的内容
if (nextPageUrl) {
loadNextPage();
}
}
};
window.addEventListener('scroll', scrollListener);
// 初始化，获取第一页的商品列表和下一页的URL
getNextPageUrl();
})();