From 07605e737db6a2944e70f4b8b3842ab4ae7b880b Mon Sep 17 00:00:00 2001
From: Hykilpikonna <me@hydev.org>
Date: Thu, 11 Aug 2022 12:41:18 -0400
Subject: [PATCH] [+] Taobao crawler script

---
 taobao-bought-items.js | 178 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 178 insertions(+)
 create mode 100644 taobao-bought-items.js

diff --git a/taobao-bought-items.js b/taobao-bought-items.js
new file mode 100644
index 0000000..0d21304
--- /dev/null
+++ b/taobao-bought-items.js
@@ -0,0 +1,178 @@
+// ==UserScript==
+// @name         Taobao Superbuy Interface
+// @namespace    http://tampermonkey.net/
+// @version      1.0
+// @description  Crawl taobao bought-items data
+// @author       Hykilpikonna
+// @match        https://buyertrade.taobao.com/trade/itemlist/list_bought_items.htm*
+// @icon         https://www.google.com/s2/favicons?sz=64&domain=taobao.com
+// @grant        none
+// ==/UserScript==
+
+(async function() {
+    'use strict';
+
+    const GBK = new TextDecoder('GBK')
+
+    /**
+     * Get taobao bought item links
+     *
+     * @returns {{id: string, date: string, store: {name: string, url: string}, items:
+     *              {name: string, url: string, sel?: string[][], promises?: string[], price: string, origPrice?: string,
+     *              qty: string}[]}[]}
+     */
+    async function getTaobaoLinks()
+    {
+        let orders = [...document.querySelectorAll('.bought-wrapper-mod__trade-order___2lrzV')]
+        // orders = [orders[0]]
+
+        return await Promise.all(orders.map(async o =>
+        {
+            const order = {}
+            order.id = o.getAttribute('data-id')
+
+            // Header info
+            const elHeader = o.querySelector('.bought-wrapper-mod__head___2vnqo').querySelectorAll('td')
+            order.date = elHeader[0].firstChild.textContent
+            const elStore = elHeader[1].firstElementChild.querySelector('a')
+            order.store = {name: elStore.innerHTML, url: elStore.getAttribute('href')}
+
+            // Items info
+            const elItems = [...o.querySelector('tbody:not(.bought-wrapper-mod__head___2vnqo)').children]
+            order.items = elItems.map(i =>
+            {
+                const elChildren = i.children
+                const item = {}
+
+                // Item name block
+                const elName = [...elChildren[0].firstChild.children[1].children]
+                elName.forEach(c =>
+                {
+                    const reactid = c.getAttribute('data-reactid')
+
+                    // Name & URL block
+                    if (reactid.endsWith('.0'))
+                    {
+                        item.name = c.firstChild.textContent.trim()
+
+                        // Filter link, remove tracking parameters
+                        const url = new URL('https:' + c.firstElementChild.getAttribute('href'))
+                        for (let key of url.searchParams.keys())
+                            if (key !== 'id') url.searchParams.delete(key)
+
+                        item.url = url.toString()
+                    }
+
+                    // Selection block
+                    if (reactid.endsWith('.1'))
+                        item.sel = [...c.children].map(it => [it.firstChild.innerHTML, it.lastChild.innerHTML])
+
+                    // Promises block
+                    if (reactid.endsWith('.2'))
+                        item.promises = [...c.children].map(it => it.getAttribute('title'))
+                })
+
+                // Ignore insurance
+                if (item.name === '保险服务') return null
+
+                // Price block
+                const elPrice = elChildren[1].firstChild
+                item.price = elPrice.lastChild.textContent
+                if (elPrice.children.length === 2)
+                    item.origPrice = elPrice.firstChild.textContent
+
+                // Quantity block
+                item.qty = elChildren[2].textContent
+
+                return item
+            }).filter(i => i)
+
+            // Total price
+            const elI0 = elItems[0].children
+            const elTotalPrice = elI0[4].firstChild
+            order.priceTotal = elTotalPrice.firstChild.textContent
+            order.priceDelivery = elTotalPrice.children[1].children[1].textContent
+
+            // Status block
+            const elStatus = elI0[5].firstChild
+            order.status = elStatus.firstChild.textContent
+
+            // Get delivery status
+            const req = await fetch(`https://buyertrade.taobao.com/trade/json/transit_step.do?bizOrderId=${order.id}`)
+            order.delivery = JSON.parse(GBK.decode(await req.arrayBuffer()))
+
+            return order
+        }));
+    }
+
+    /**
+     * Add CSS https://stackoverflow.com/a/33176845/7346633
+     */
+    function GM_addStyle(css) {
+        const style = document.getElementById("GM_addStyleBy8626") || (function() {
+            const style = document.createElement('style');
+            style.type = 'text/css';
+            style.id = "GM_addStyleBy8626";
+            document.head.appendChild(style);
+            return style;
+        })();
+        const sheet = style.sheet;
+        sheet.insertRule(css, (sheet.rules || sheet.cssRules || []).length);
+    }
+
+    /**
+     * Download text string as file
+     */
+    function download(filename, text)
+    {
+        const element = document.createElement('a')
+        element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(text))
+        element.setAttribute('download', filename)
+
+        element.style.display = 'none'
+        document.body.appendChild(element)
+        element.click()
+        document.body.removeChild(element)
+    }
+
+    /**
+     * Add interactive buttons
+     */
+    function addBtn()
+    {
+        console.log('addBtn called')
+        let div = document.createElement('div')
+        div.innerHTML = `
+            <div id="superbuy-inject">
+                <button id="btn-fill-items">Superbuy 添加物品</button>
+                <button id="btn-fill-delivery">Superbuy 同步运输</button>
+                <button id="btn-json-download">下载 JSON</button>
+            </div>
+        `
+        document.body.appendChild(div)
+
+        GM_addStyle(`
+        #superbuy-inject
+        {
+            position: absolute;
+            left: 0;
+            top: 100px;
+            z-index: 1000;
+            display: flex;
+            flex-direction: column
+        }
+        `)
+
+        document.getElementById('btn-fill-items').addEventListener('click', async () => {
+            let data = await getTaobaoLinks()
+
+        })
+
+        document.getElementById('btn-json-download').addEventListener('click', async () =>
+        {
+            download('bought_items.json', JSON.stringify(await getTaobaoLinks(), null, 2))
+        })
+    }
+
+    addBtn()
+})();