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// ==UserScript==
// @name 京东淘宝比价，淘宝内部优惠券获取，省钱神器
// @namespace http://tampermonkey.net/
// @version 0.2
// @description try to take over the world!
// @author You
// @require https://cdn.bootcss.com/jquery/2.2.4/jquery.min.js
// @include http*://item.jd.com/*
// @include http*://detail.tmall.com/item.htm*
// @include http*://item.taobao.com/item.htm*
// @grant GM_xmlhttpRequest
// @connect www.chenzelin.ml
// @copyright 2018, chenzelin (https://openuserjs.org/users/chenzelin)
// @license MIT
// ==/UserScript==
host = 'www.chenzelin.ml:8870';
//返回插件card_node
function jd_card(title, price, pic_url, item_url, coupon_url, coupon_info){
var div = document.createElement('li');
div.style="width: 80%; margin: 5px; border-bottom: black";
var a = document.createElement('a');
a.target="_blank";
div.appendChild(a);
a.href=item_url;
a.style="font-weight: bold; padding: 5px; text-decoration: none";
var b=document.createElement('b');
var img = document.createElement('img');
a.appendChild(img);
img.style="width: 100%;height: 100%; padding: 5px;";
img.title=title;
img.alt=title;
img.src=pic_url;
var btn = document.createElement('a');
div.appendChild(btn);
btn.className="btn-special1 btn";
btn.style="padding: 5px; width: 100%; font-weight: bold";
btn.href=coupon_url;
btn.target="_blank";
var idx = coupon_info.indexOf('减');
coupon_info = coupon_info.substring(idx, coupon_info.length);
coupon_info = coupon_info.replace("元", '');
var iTxt;
if(coupon_info != '无'){
iTxt = "￥" + price + " | 券:" + coupon_info;
}else{
iTxt = '￥' + price;
}
btn.innerText=iTxt;
return div;
}
function tb_card(title, price, pic_url, item_url, coupon_url, coupon_info){
var li = document.createElement('li');
var div = document.createElement('div');
li.appendChild(div);
div.className = 'img';
div.style="width: 80%; margin: 5px; border-bottom: black";
var a = document.createElement('a');
a.target="_blank";
div.appendChild(a);
a.href=item_url;
var img = document.createElement('img');
a.appendChild(img);
img.style="width: 100%;height: 100%; padding: 5px;";
img.title=title;
img.alt=title;
img.src=pic_url;
var b = document.createElement('span');
div.appendChild(b);
b.style="padding: 5px; width: 100%; font-weight: bold; color: red; display: flex; justify-content: center";
var idx = coupon_info.indexOf('减');
coupon_info = coupon_info.substring(idx, coupon_info.length);
coupon_info = coupon_info.replace("元", '');
var iTxt;
if(coupon_info != 'NULL'){
iTxt = price + " | 券:" + coupon_info;
}else{
iTxt = price;
}
b.innerText=iTxt;
return li;
}
function plugClick(){
if(ul.style.display == 'none'){
ul.style.display='block';
}
else {
ul.style.display='none';
}
}
function jd_change_btn_style(btn_obj, sty){
if(sty == 'finding'){
btn_obj.className="btn-special2 btn-lg";
btn_obj.innerText="查找中...";
btn_obj.disabled=true;
}
if(sty == 'found'){
btn_obj.className="btn-special1 btn-lg";
btn_obj.innerText="查优惠";
btn_obj.disabled=false;
}
if(sty == 'notFound'){
btn_obj.className="button button01";
btn_obj.innerText="未找到同类商品";
btn_obj.disabled=true;
}
}
function tb_change_btn_style(btn_obj, sty){
if(sty == 'finding'){
btn_obj.className="tb-btn-buy tb-btn-sku";
btn_obj.innerText="查找中...";
btn_obj.disabled=true;
}
if(sty == 'found'){
btn_obj.className="tb-btn-basket tb-btn-sku";
btn_obj.innerText="查优惠";
btn_obj.disabled=false;
}
if(sty == 'notFound'){
btn_obj.className="button";
btn_obj.innerText="未找到同类商品";
btn_obj.disabled=true;
}
}
function jd_toggle(){
var btn = document.createElement('button');
jd_change_btn_style(btn, 'finding');
btn.onclick=plugClick;
return btn;
}
function tb_toggle(){
var btn = document.createElement('button');
tb_change_btn_style(btn, 'finding');
btn.onclick=plugClick;
return btn;
}
function jd_get_title(){
var item = document.querySelector("div.crumb.fl.clearfix > div:nth-child(5) > a").innerText;
var brand = document.querySelector('div.crumb.fl.clearfix > div:nth-child(7) > a');
if(brand === null){
brand = document.querySelector('div.head > a');
}
if(brand === null){
brand = '';
}else{
brand = brand.innerText;
}
var s_url = document.location.href;
var idx = s_url.indexOf('html');
s_url = s_url.substring(0, idx + 4);
var ret = {
item: item,
brand: brand,
s_url: s_url
};
return ret;
}
function tb_get_title(){
return document.getElementsByName('keywords')[0].content;
}
function load_gwd(hack_obj, btn_obj, s_url, title, brand, failed_callback){
GM_xmlhttpRequest({
method: "GET", responseType: 'jsonp',
url: "http://" + host + "/api/tb/s?k=" + title + "&b=" + brand + '&u=' + s_url,
onload: function(resp) {
try{
var items = $.parseJSON(resp.responseText);
if(items.length === 0 || typeof(items) == "string"){
// 淘宝alimam接口查询同类商品，毕竟gwd的接口太不稳定了
failed_callback(hack_obj, btn_obj, s_url, title, brand);
}else{
jd_change_btn_style(btn_obj, 'found');
for(var i=0;i<items.length;i++){
item = items[i];
var pic_url = item.pic_url;
var item_link = item.item_link;
var coupon_url = item.item_coupon;
var coupon_info = item.coupon_info;
if(coupon_info == 'NULL') {
coupon_info = '无';
coupon_url = item_link;
}
var price = item.price;
var item_title = item.title;
var i_node = jd_card(item_title, price, pic_url, item_link, coupon_url, coupon_info);
hack_obj.appendChild(i_node);
}
}
}catch(e){
failed_callback(hack_obj, btn_obj, s_url, title, brand);
}
}
});
}
function load_tb(hack_obj, btn_obj, s_url, title, brand){
GM_xmlhttpRequest({
method: "GET", responseType: 'jsonp',
url: "http://" + host + "/api/tb/s?k=" + title,
onload: function(resp) {
try{
var items = $.parseJSON(resp.responseText);
if(items.length === 0){
// 淘宝alimam接口查询同类商品，先hold着，毕竟gwd的接口太不稳定了
jd_change_btn_style(btn_obj, 'notFound');
}else{
jd_change_btn_style(btn_obj, 'found');
for(var i=0;i<items.length;i++){
item = items[i];
var pic_url = item.pic_url;
var item_link = item.item_link;
var coupon_url = item.item_coupon;
var coupon_info = item.coupon_info;
if(coupon_info == 'NULL') {
coupon_info='无';
coupon_url = item_link;
}
var price = item.price;
var item_title = item.title;
var i_node = jd_card(item_title, price, pic_url, item_link, coupon_url, coupon_info);
hack_obj.appendChild(i_node);
}
}
}catch(e) {
jd_change_btn_style(btn_obj, 'notFound');
}
}
});
}
function jd_load(s_url, title, brand){
var hack = document.querySelector("#track > div.extra > div.track-tit");
ul=document.createElement('ul');
ul.style.display='none';
var btn = jd_toggle();
var dv = document.createElement('div');
dv.style += 'zIndex: 9999';
dv.appendChild(btn);
dv.appendChild(ul);
hack.insertBefore(dv, hack.children[1]);
load_gwd(ul, btn, s_url, title, brand, load_tb);
}
function AutoStart(time, cssSelector, dealFunc) {
var timerNode = setInterval(function () {
try{
if (document.querySelector(cssSelector).style.display == "") {
clearInterval(timerNode);
dealFunc();
}
}catch (e){}
}, time);
}
function tb_load(title){
var query = 'http://' + host + '/query?q='+ encodeURI(title);
var faNode = document.querySelector("div#J_Title p.tb-subtitle, div.tb-detail-hd h1");
var insNode = document.createElement("div");
insNode.style = "font-size: 20px;font-weight: bold;font-family:microsoft yahei;";
var htmlText = " <a class='acBuyScriptCoupon' href=" + query + " style='color: blue;' target='_blank'>搜一下</a>";
insNode.innerHTML = htmlText;
faNode.appendChild(insNode);
var hid_span = document.querySelector('#ald-skuRight > div > div.ald-hd > span');
hid_span.innerText = '查找中...';
var hack = document.querySelector("#ald-skuRight");
var dv = document.createElement('ul');
hack.insertBefore(dv, hack.children[0]);
dv.className = 'ald-carousel';
GM_xmlhttpRequest({
method: "GET", responseType: 'jsonp',
url: "http://" + host + "/api/jd/s?k=" + title,
onload: function(resp) {
AutoStart(100, "#ald-skuRight > div > div.ald-hd > span", function (){
try{
var items = $.parseJSON(resp.responseText);
hid_span.style.display = 'none';
if(items.length === 0 || typeof(items) == 'string'){
hid_span.style.display='block';
hid_span.innerText = '未找到';
}
for(var i=0;i<items.length;i++){
item = items[i];
var pic_url = item.pic_url;
var item_link = item.item_link;
var coupon_url = item.item_coupon;
var coupon_info = item.coupon_info;
var price = item.price;
var item_title = item.title;
var i_node = tb_card(item_title, price, pic_url, item_link, coupon_url, coupon_info);
dv.appendChild(i_node);
}
}catch(e) {
alert(e);
hid_span.style.display='block';
hid_span.innerText = '未找到';
}
});
}
});
}
if(location.host.indexOf('jd.com') > 0){
var t = jd_get_title();
jd_load(t.s_url, t.item, t.brand);
}else{
AutoStart(100, "#ald-skuRight > div > div.ald-hd > span", function (){
var t = tb_get_title();
tb_load(t);
});
}