☰

Steam快速添加购物车

超级方便的添加购物车体验, 不用跳转商店页, 附带导入导出购物车功能.

当前为 2022-05-20 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name:zh-CN      Steam快速添加购物车
  3. // @name            Fast_Add_Cart
  4. // @namespace       https://blog.chrxw.com
  5. // @supportURL      https://blog.chrxw.com/scripts.html
  6. // @contributionURL https://afdian.net/@chr233
  7. // @version         3.2
  8. // @description:zh-CN  超级方便的添加购物车体验, 不用跳转商店页, 附带导入导出购物车功能.
  9. // @description     Add to cart without redirect to cart page, also provide import/export cart feature.
  10. // @author          Chr_
  11. // @match           https://store.steampowered.com/*
  12. // @license         AGPL-3.0
  13. // @icon            https://blog.chrxw.com/favicon.ico
  14. // @grant           GM_addStyle
  15. // @grant           GM_setClipboard
  16. // @grant           GM_setValue
  17. // @grant           GM_getValue
  18. // @grant           GM_registerMenuCommand
  19. // ==/UserScript==
  20.  
  21. (async () => {
  22.     "use strict";
  23.  
  24.     // 多语言
  25.     const LANG = {
  26.         "ZH": {
  27.             "langName": "中文",
  28.             "changeLang": "修改插件语言",
  29.             "facInputBoxPlaceHolder": "一行一条, 自动忽略【#】后面的内容, 支持的格式如下: (自动保存)",
  30.             "storeLink": "商店链接",
  31.             "steamDBLink": "DB链接",
  32.             "import": "批量导入",
  33.             "importDesc": "从文本框批量添加购物车",
  34.             "importDesc2": "当前页面无法导入购物车",
  35.             "export": "导出",
  36.             "exportDesc": "将购物车内容导出至文本框",
  37.             "exportConfirm": "输入框中含有内容, 请选择操作?",
  38.             "exportConfirmReplace": "覆盖原有内容",
  39.             "exportConfirmAppend": "添加到最后",
  40.             "copy": "复制",
  41.             "copyDesc": "复制文本框中的内容",
  42.             "copyDone": "复制到剪贴板成功",
  43.             "reset": "清除",
  44.             "resetDesc": "清除文本框和已保存的数据",
  45.             "resetConfirm": "您确定要清除文本框和已保存的数据吗？",
  46.             "history": "历史",
  47.             "historyDesc": "查看购物车历史记录",
  48.             "goBack": "返回",
  49.             "goBackDesc": "返回你当前的购物车",
  50.             "clear": "清空",
  51.             "clearDesc": "清空购物车",
  52.             "clearConfirm": "您确定要移除所有您购物车中的物品吗？",
  53.             "clearDone": "文本框内容和保存的数据已清除",
  54.             "help": "帮助",
  55.             "helpDesc": "显示帮助",
  56.             "helpTitle": "插件版本",
  57.             "formatError": "格式有误",
  58.             "chooseSub": "请选择SUB",
  59.             "operation": "操作中……",
  60.             "operationDone": "操作完成",
  61.             "addCart": "添加购物车",
  62.             "addCartTips": "添加到购物车……",
  63.             "addCartErrorSubNotFount": "未识别到SubID",
  64.             "noSubDesc": "可能尚未发行或者是免费游戏",
  65.             "inCart": "在购物车中",
  66.             "importingTitle": "正在导入购物车……",
  67.             "add": "添加",
  68.             "toCart": "到购物车",
  69.             "tips": "提示",
  70.             "ok": "是",
  71.             "no": "否",
  72.             "fetchingSubs": "读取可用SUB",
  73.             "noSubFound": "未找到可用SUB",
  74.             "networkError": "网络错误",
  75.             "addCartSuccess": "添加购物车成功",
  76.             "addCartError": "添加购物车失败",
  77.             "networkRequestError": "网络请求失败",
  78.             "unknownError": "未知错误",
  79.             "unrecognizedResult": "返回了未知结果",
  80.             "batchExtract": "批量提取",
  81.             "batchExtractDone": "批量提取完成",
  82.             "batchDesc": "AppID已提取, 可以在购物车页批量导入",
  83.         },
  84.         "EN": {
  85.             "langName": "English",
  86.             "changeLang": "Change plugin language",
  87.             "facInputBoxPlaceHolder": "One line one item, ignore the content after #, support format: (auto save)",
  88.             "storeLink": "Store link",
  89.             "steamDBLink": "DB link",
  90.             "import": "Import",
  91.             "importDesc": "Batch add cart from textbox",
  92.             "importDesc2": "Current page can't import cart",
  93.             "export": "Export",
  94.             "exportDesc": "Export cart content to textbox",
  95.             "exportConfirm": "Textbox contains content, please choose operation?",
  96.             "exportConfirmReplace": "Replace original content",
  97.             "exportConfirmAppend": "Append to the end",
  98.             "copy": "Copy",
  99.             "copyDesc": "Copy textbox content",
  100.             "copyDone": "Copy to clipboard success",
  101.             "reset": "Reset",
  102.             "resetDesc": "Clear textbox and saved data",
  103.             "resetConfirm": "Are you sure to clear textbox and saved data?",
  104.             "history": "History",
  105.             "historyDesc": "View cart history",
  106.             "goBack": "Back",
  107.             "goBackDesc": "Back to your cart",
  108.             "clear": "Clear",
  109.             "clearDesc": "Clear cart",
  110.             "clearConfirm": "Are you sure to remove all items in your cart?",
  111.             "clearDone": "Textbox content and saved data has been cleared",
  112.             "help": "Help",
  113.             "helpDesc": "Show help",
  114.             "helpTitle": "Plugin Version",
  115.             "formatError": "Format error",
  116.             "chooseSub": "Please choose SUB",
  117.             "operation": "Operation in progress……",
  118.             "operationDone": "Operation done",
  119.             "addCart": "Add cart",
  120.             "addCartTips": "Adding to cart……",
  121.             "addCartErrorSubNotFount": "Unrecognized SubID",
  122.             "noSubDesc": "Maybe not released or free game",
  123.             "inCart": "In cart",
  124.             "importingTitle": "Importing cart……",
  125.             "add": "Add",
  126.             "toCart": "To cart",
  127.             "tips": "Tips",
  128.             "ok": "OK",
  129.             "no": "No",
  130.             "fetchingSubs": "Fetching available SUB",
  131.             "noSubFound": "No available SUB",
  132.             "networkError": "Network error",
  133.             "addCartSuccess": "Add cart success",
  134.             "addCartError": "Add cart failed",
  135.             "networkRequestError": "Network request failed",
  136.             "unknownError": "Unknown error",
  137.             "unrecognizedResult": "Returned unrecognized result",
  138.             "batchExtract": "Extract Items",
  139.             "batchExtractDone": "Batch Extract Done",
  140.             "batchDesc": "AppID list now saved, goto cart page to use batch import.",
  141.         }
  142.     }
  143.  
  144.     // 判断语言
  145.     let language = GM_getValue("lang", "ZH");
  146.     if (!language in LANG) {
  147.         language = "ZH";
  148.         GM_setValue("lang", language);
  149.     }
  150.     // 获取翻译文本
  151.     function t(key) {
  152.         return LANG[language][key] || key;
  153.     }
  154.     {// 自动弹出提示
  155.         const languageTips = GM_getValue("languageTips", true);
  156.         if (languageTips && language === "ZH") {
  157.             if (!document.querySelector("html").lang.startsWith("zh")) {
  158.                 ShowConfirmDialog("tips", "Fast add cart now support English, switch?", "Using English", "Don't show again")
  159.                     .done(() => {
  160.                         GM_setValue("lang", "EN");
  161.                         GM_setValue("languageTips", false);
  162.                         window.location.reload();
  163.                     })
  164.                     .fail((bool) => {
  165.                         if (bool) {
  166.                             showAlert("", "You can switch the plugin's language using TamperMonkey's menu.");
  167.                             GM_setValue("languageTips", false);
  168.                         }
  169.                     });
  170.             }
  171.         }
  172.     }
  173.     GM_registerMenuCommand(`${t("changeLang")} (${t("langName")})`, () => {
  174.         switch (language) {
  175.             case "EN":
  176.                 language = "ZH";
  177.                 break;
  178.             case "ZH":
  179.                 language = "EN";
  180.                 break;
  181.         }
  182.         GM_setValue("lang", language);
  183.         window.location.reload();
  184.     });
  185.     //初始化
  186.     const pathname = window.location.pathname;
  187.     if (pathname === "/search/" || pathname === "/" || pathname.startsWith("/tags/")) { //搜索页,主页,标签页
  188.         let timer = setInterval(() => {
  189.             let containers = document.querySelectorAll([
  190.                 "#search_resultsRows",
  191.                 "#tab_newreleases_content",
  192.                 "#tab_topsellers_content",
  193.                 "#tab_upcoming_content",
  194.                 "#tab_specials_content",
  195.                 "#NewReleasesRows",
  196.                 "#TopSellersRows",
  197.                 "#ConcurrentUsersRows",
  198.                 "#TopRatedRows",
  199.                 "#ComingSoonRows"
  200.             ].join(","));
  201.             if (containers.length > 0) {
  202.                 for (let container of containers) {
  203.                     clearInterval(timer);
  204.                     for (let ele of container.children) {
  205.                         addButton(ele);
  206.                     }
  207.                     container.addEventListener("DOMNodeInserted", ({ relatedNode }) => {
  208.                         if (relatedNode.parentElement === container) {
  209.                             addButton(relatedNode);
  210.                         }
  211.                     });
  212.                 }
  213.  
  214.                 const searchBar = document.querySelector(".searchbar>.searchbar_left");
  215.                 if (searchBar !== null) {
  216.                     let btn = document.createElement("button");
  217.                     btn.addEventListener("click", (e) => {
  218.                         e.preventDefault();
  219.                         const savedCart = GM_getValue("btnv6_blue_hoverfade btn_small") ?? "";
  220.                         const cartItems = savedCart.split("\n");
  221.                         const regFull = new RegExp(/((app|a|bundle|b|sub|s)\/(\d+))/);
  222.                         const regShort = new RegExp(/^(([\s]*|)(\d+))/);
  223.                         const dataMap = new Set();
  224.  
  225.                         for (let line of cartItems) {
  226.                             let match = line.match(regFull) ?? line.match(regShort);
  227.                             if (match) {
  228.                                 let [_, link, _1, _2] = match;
  229.                                 dataMap.add(link);
  230.                             }
  231.                         }
  232.  
  233.                         const now = new Date().toLocaleString();
  234.                         cartItems.push(`========【${now}】=========`);
  235.  
  236.                         const rows = document.querySelectorAll("#search_resultsRows>a");
  237.                         for (let row of rows) {
  238.                             const url = row.href;
  239.                             const title = row.querySelector("span.title")?.textContent ?? "null";
  240.  
  241.                             let match = url.match(regFull);
  242.                             if (match) {
  243.                                 let [_, link, _1, _2] = match;
  244.  
  245.                                 if (!dataMap.has(link)) {
  246.                                     cartItems.push(`${link} #${title}`);
  247.                                 }
  248.                             }
  249.                         }
  250.                         GM_setValue("fac_cart", cartItems.join("\n"));
  251.                         const dialog = showAlert(t("batchExtractDone"), t("batchDesc"), true);
  252.                         setTimeout(() => { dialog.Dismiss(); }, 1500);
  253.                     }, false);
  254.                     btn.className = "btnv6_blue_hoverfade btn_small";
  255.                     btn.innerHTML = `<span>${t("batchExtract")}</span>`;
  256.                     searchBar.appendChild(btn);
  257.                 }
  258.             }
  259.         }, 500);
  260.     } else if (pathname.startsWith("/publisher/") || pathname.startsWith("/franchise/")) { //发行商主页
  261.         let timer = setInterval(() => {
  262.             let container = document.getElementById("RecommendationsRows");
  263.             if (container != null) {
  264.                 clearInterval(timer);
  265.                 for (let ele of container.querySelectorAll("a.recommendation_link")) {
  266.                     addButton(ele);
  267.                 }
  268.                 container.addEventListener("DOMNodeInserted", ({ relatedNode }) => {
  269.                     if (relatedNode.nodeName === "DIV") {
  270.                         for (let ele of relatedNode.querySelectorAll("a.recommendation_link")) {
  271.                             addButton(ele);
  272.                         }
  273.                     }
  274.                 });
  275.             }
  276.         }, 500);
  277.     } else if (pathname.startsWith("/app/") || pathname.startsWith("/sub/") || pathname.startsWith("/bundle/")) { //商店详情页
  278.         let timer = setInterval(() => {
  279.             let container = document.getElementById("game_area_purchase");
  280.             if (container != null) {
  281.                 clearInterval(timer);
  282.                 for (let ele of container.querySelectorAll("div.game_area_purchase_game")) {
  283.                     addButton2(ele);
  284.                 }
  285.             }
  286.         }, 500);
  287.     } else if (pathname.startsWith("/wishlist/")) { //愿望单页
  288.         let timer = setInterval(() => {
  289.             let container = document.getElementById("wishlist_ctn");
  290.             if (container != null) {
  291.                 clearInterval(timer);
  292.  
  293.                 for (let ele of container.querySelectorAll("div.wishlist_row")) {
  294.                     addButton3(ele);
  295.                 }
  296.                 container.addEventListener("DOMNodeInserted", ({ relatedNode }) => {
  297.                     if (relatedNode.nodeName === "DIV") {
  298.                         for (let ele of relatedNode.querySelectorAll("div.wishlist_row")) {
  299.                             addButton3(ele);
  300.                         }
  301.                     }
  302.                 });
  303.             }
  304.         }, 500);
  305.     } else if (pathname.startsWith("/cart/")) { //购物车页
  306.         const continer = document.querySelector("div.cart_area_body");
  307.  
  308.         function genBr() { return document.createElement("br"); };
  309.         function genBtn(text, title, onclick) {
  310.             let btn = document.createElement("button");
  311.             btn.textContent = text;
  312.             btn.title = title;
  313.             btn.className = "btn_medium btnv6_blue_hoverfade fac_cartbtns";
  314.             btn.addEventListener("click", onclick);
  315.             return btn;
  316.         };
  317.         function genSpan(text) {
  318.             let span = document.createElement("span");
  319.             span.textContent = text;
  320.             return span;
  321.         };
  322.         const inputBox = document.createElement("textarea");
  323.         inputBox.className = "fac_inputbox";
  324.         inputBox.placeholder = [t("facInputBoxPlaceHolder"),
  325.         `1. ${t("storeLink")}: https://store.steampowered.com/app/xxx`,
  326.         `2. ${t("steamDBLink")}:  https://steamdb.info/app/xxx`,
  327.             "3. appID:       xxx a/xxx app/xxx",
  328.             "4. subID:       s/xxx sub/xxx",
  329.             "5. bundleID:    b/xxx bundle/xxx"
  330.         ].join("\n");
  331.         const savedCart = GM_getValue("fac_cart") ?? "";
  332.         inputBox.value = savedCart;
  333.  
  334.         function fitInputBox() {
  335.             inputBox.style.height = Math.min(inputBox.value.split('\n').length * 20 + 20, 900).toString() + "px";
  336.         }
  337.  
  338.         inputBox.addEventListener("input", fitInputBox);
  339.  
  340.         fitInputBox();
  341.  
  342.         const btnArea = document.createElement("div");
  343.         const btnImport = genBtn(`🔼${t("import")}`, t("importDesc"), async () => {
  344.             inputBox.value = await importCart(inputBox.value);
  345.             window.location.reload();
  346.         });
  347.         const histryPage = pathname.search("history") !== -1;
  348.         if (histryPage) {
  349.             btnImport.disabled = true;
  350.             btnImport.title = t("importDesc2");
  351.         }
  352.  
  353.         const btnExport = genBtn(`🔽${t("export")}`, t("exportDesc"), () => {
  354.             let currentValue = inputBox.value.trim();
  355.             if (currentValue !== "") {
  356.                 const now = new Date().toLocaleString();
  357.                 ShowConfirmDialog("", t("exportConfirm"), t("exportConfirmReplace"), t("exportConfirmAppend"))
  358.                     .done(() => {
  359.                         inputBox.value = `========【${now}】=========\n` + exportCart();
  360.                         fitInputBox();
  361.                     })
  362.                     .fail((bool) => {
  363.                         if (bool) {
  364.                             inputBox.value = currentValue + `\n========【${now}】=========\n` + exportCart();
  365.                             fitInputBox();
  366.                         }
  367.                     });
  368.             } else {
  369.                 inputBox.value = exportCart();
  370.                 fitInputBox();
  371.             }
  372.         });
  373.         const btnCopy = genBtn(`📋${t("copy")}`, t("copyDesc"), () => {
  374.             GM_setClipboard(inputBox.value, "text");
  375.             showAlert(t("tips"), t("copyDone"), true);
  376.         });
  377.         const btnClear = genBtn(`🗑️${t("reset")}`, t("resetDesc"), () => {
  378.             ShowConfirmDialog("", t("resetConfirm"), t("ok"), t("no"))
  379.                 .done(() => {
  380.                     inputBox.value = "";
  381.                     GM_setValue("fac_cart", "");
  382.                     fitInputBox();
  383.                     showAlert(t("tips"), t("clearDone"), true);
  384.                 });
  385.         });
  386.         const btnHistory = genBtn(`📜${t("history")}`, t("historyDesc"), () => {
  387.             window.location.href = "https://help.steampowered.com/zh-cn/accountdata/ShoppingCartHistory";
  388.         });
  389.         const btnBack = genBtn(`↩️${t("goBack")}`, t("goBackDesc"), () => {
  390.             window.location.href = "https://store.steampowered.com/cart/";
  391.         });
  392.         const btnForget = genBtn(`⚠️${t("clear")}`, t("clearDesc"), () => {
  393.             ShowConfirmDialog("", t("clearConfirm"), t("ok"), t("no"))
  394.                 .done(() => {
  395.                     ForgetCart();
  396.                 });
  397.         });
  398.         const btnHelp = genBtn(`🔣${t("help")}`, t("helpDesc"), () => {
  399.             const { script: { version } } = GM_info;
  400.             showAlert(`${t("helpTitle")} ${version}`, [
  401.                 `<p>【🔼${t("import")}】${t("importDesc")}</p>`,
  402.                 `<p>【🔽${t("export")}】${t("exportDesc")}</p>`,
  403.                 `<p>【📋${t("copy")}】${t("copyDesc")}</p>`,
  404.                 `<p>【🗑️${t("reset")}】${t("resetDesc")}。</p>`,
  405.                 `<p>【📜${t("history")}】${t("historyDesc")}</p>`,
  406.                 `<p>【↩️${t("goBack")}】${t("goBackDesc")}</p>`,
  407.                 `<p>【⚠️${t("clear")}】${t("clearDesc")}</p>`,
  408.                 `<p>【🔣${t("help")}】${t("helpDesc")}</p>`,
  409.                 `<p>【<a href="https://keylol.com/t747892-1-1" target="_blank">发布帖</a>】 【<a href="https://blog.chrxw.com/scripts.html" target="_blank">脚本反馈</a>】 【Developed by <a href="https://steamcommunity.com/id/Chr_" target="_blank">Chr_</a>】</p>`
  410.             ].join("<br>"), true);
  411.         });
  412.  
  413.         btnArea.appendChild(btnImport);
  414.         btnArea.appendChild(btnExport);
  415.         btnArea.appendChild(genSpan(" | "));
  416.         btnArea.appendChild(btnCopy);
  417.         btnArea.appendChild(btnClear);
  418.         btnArea.appendChild(genSpan(" | "));
  419.         btnArea.appendChild(histryPage ? btnBack : btnHistory);
  420.         btnArea.appendChild(genSpan(" | "));
  421.         btnArea.appendChild(btnForget);
  422.         btnArea.appendChild(genSpan(" | "));
  423.         btnArea.appendChild(btnHelp);
  424.  
  425.         continer.appendChild(btnArea);
  426.         btnArea.appendChild(genBr());
  427.         btnArea.appendChild(genBr());
  428.         continer.appendChild(inputBox);
  429.  
  430.         window.addEventListener("beforeunload", () => { GM_setValue("fac_cart", inputBox.value); })
  431.     }
  432.  
  433.     //始终在右上角显示购物车按钮
  434.     const cart_btn = document.getElementById("store_header_cart_btn");
  435.     if (cart_btn !== null) { cart_btn.style.display = ""; }
  436.  
  437.     //导入购物车
  438.     function importCart(text) {
  439.         return new Promise(async (resolve, reject) => {
  440.             const regFull = new RegExp(/(app|a|bundle|b|sub|s)\/(\d+)/);
  441.             const regShort = new RegExp(/^([\s]*|)(\d+)/);
  442.             let lines = [];
  443.  
  444.             let dialog = showAlert(t("importingTitle"), `<textarea id="fac_diag" class="fac_diag">${t("operation")}</textarea>`, true);
  445.  
  446.             let timer = setInterval(async () => {
  447.                 let txt = document.getElementById("fac_diag");
  448.                 if (txt !== null) {
  449.                     clearInterval(timer);
  450.                     for (let line of text.split("\n").reverse()) {
  451.                         if (line.trim() === "") {
  452.                             continue;
  453.                         }
  454.                         let match = line.match(regFull) ?? line.match(regShort);
  455.                         if (!match) {
  456.                             if (line.search("=====") === -1) {
  457.                                 let tmp = line.split("#")[0];
  458.                                 lines.push(`${tmp} #${t("formatError")}`);
  459.                             } else {
  460.                                 lines.push(line);
  461.                             }
  462.                             continue;
  463.                         }
  464.                         let [_, type, subID] = match;
  465.                         switch (type.toLowerCase()) {
  466.                             case "":
  467.                             case "a":
  468.                             case "app":
  469.                                 type = "app";
  470.                                 break;
  471.                             case "s":
  472.                             case "sub":
  473.                                 type = "sub";
  474.                                 break;
  475.                             case "b":
  476.                             case "bundle":
  477.                                 type = "bundle";
  478.                                 break;
  479.                             default:
  480.                                 let tmp = line.split("#")[0];
  481.                                 lines.push(`${tmp} #${t("formatError")}`);
  482.                                 continue;
  483.                         }
  484.  
  485.                         if (type === "sub" || type === "bundle") {
  486.                             let [succ, msg] = await addCart(type, subID, "");
  487.                             lines.push(`${type}/${subID} #${msg}`);
  488.                         } else {
  489.                             try {
  490.                                 let subInfos = await getGameSubs(subID);
  491.                                 let [sID, subName, discount, price] = subInfos[0];
  492.                                 let [succ, msg] = await addCart("sub", sID, subID);
  493.                                 lines.push(`${type}/${subID} #${subName} - ${discount}${price} ${msg}`);
  494.                             } catch (e) {
  495.                                 lines.push(`${type}/${subID} #${t("noSubFound")}`);
  496.                             }
  497.                         }
  498.                         txt.value = lines.join("\n");
  499.                         txt.scrollTop = txt.scrollHeight;
  500.                     }
  501.                 }
  502.  
  503.                 dialog.Dismiss();
  504.                 resolve(lines.join("\n"));
  505.             }, 200);
  506.         });
  507.     }
  508.     //导出购物车
  509.     function exportCart() {
  510.         const regMatch = new RegExp(/(app|sub|bundle)_(\d+)/);
  511.         let data = [];
  512.         for (let item of document.querySelectorAll("div.cart_item_list>div.cart_row ")) {
  513.             let itemKey = item.getAttribute("data-ds-itemkey");
  514.             let name = item.querySelector(".cart_item_desc>a").innerText.trim();
  515.             let match = itemKey.toLowerCase().match(regMatch);
  516.             if (match) {
  517.                 let [_, type, id] = match;
  518.                 data.push(`${type}/${id} #${name}`);
  519.             }
  520.         }
  521.         return data.join("\n");
  522.     }
  523.     //添加按钮
  524.     function addButton(element) {
  525.         if (element.getAttribute("added") !== null) { return; }
  526.         element.setAttribute("added", "");
  527.  
  528.         if (element.href === undefined) { return; }
  529.  
  530.         let appID = (element.href.match(/\/app\/(\d+)/) ?? [null, null])[1];
  531.         if (appID === null) { return; }
  532.  
  533.         let btn = document.createElement("button");
  534.         btn.addEventListener("click", (e) => {
  535.             chooseSubs(appID);
  536.             e.preventDefault();
  537.         }, false);
  538.         btn.className = "fac_listbtns";
  539.         btn.textContent = "🛒";
  540.         element.appendChild(btn);
  541.     }
  542.     //添加按钮
  543.     function addButton2(element) {
  544.         if (element.getAttribute("added") !== null) { return; }
  545.         element.setAttribute("added", "");
  546.         let type, subID;
  547.  
  548.         let parentElement = element.parentElement;
  549.  
  550.         if (parentElement.hasAttribute("data-ds-itemkey")) {
  551.             let itemKey = parentElement.getAttribute("data-ds-itemkey");
  552.             let match = itemKey.toLowerCase().match(/(app|sub|bundle)_(\d+)/);
  553.             if (match) { [, type, subID] = match; }
  554.         } else if (parentElement.hasAttribute("data-ds-bundleid") || parentElement.hasAttribute("data-ds-subid")) {
  555.             subID = parentElement.getAttribute("data-ds-subid") ?? parentElement.getAttribute("data-ds-bundleid");
  556.             type = parentElement.hasAttribute("data-ds-subid") ? "sub" : "bundle";
  557.         } else {
  558.             let match = element.id.match(/cart_(\d+)/);
  559.             if (match) {
  560.                 type = "sub";
  561.                 [, subID] = match;
  562.             }
  563.         }
  564.  
  565.         if (type === undefined || subID === undefined) {
  566.             console.warn(t("addCartErrorSubNotFount"));
  567.             return;
  568.         }
  569.  
  570.         const btnBar = element.querySelector("div.game_purchase_action");
  571.         const firstItem = element.querySelector("div.game_purchase_action_bg");
  572.         if (btnBar === null || firstItem == null || type === undefined || subID === undefined) { return; }
  573.         let appID = (window.location.pathname.match(/\/(app)\/(\d+)/) ?? [null, null, null])[2];
  574.         let btn = document.createElement("button");
  575.         btn.addEventListener("click", async () => {
  576.             let dialog = showAlert(t("operation"), `<p>${t("addCartTips")}</p>`, true);
  577.             let [succ, msg] = await addCart(type, subID, appID);
  578.             let done = showAlert(t("operationDone"), `<p>${msg}</p>`, succ);
  579.             setTimeout(() => { done.Dismiss(); }, 1200);
  580.             dialog.Dismiss();
  581.             if (succ) {
  582.                 let acBtn = btnBar.querySelector("div[class='btn_addtocart']>a");
  583.                 if (acBtn) {
  584.                     acBtn.href = "https://store.steampowered.com/cart/";
  585.                     acBtn.innerHTML = `\n\t\n<span>${t("inCart")}</span>\n\t\n`;
  586.                 }
  587.             }
  588.         }, false);
  589.         btn.className = "fac_listbtns";
  590.         btn.textContent = "🛒";
  591.         btnBar.insertBefore(btn, firstItem);
  592.     }
  593.     //添加按钮
  594.     function addButton3(element) {
  595.         if (element.getAttribute("added") !== null) { return; }
  596.         element.setAttribute("added", "");
  597.  
  598.         let appID = element.getAttribute("data-app-id");
  599.         if (appID === null) { return; }
  600.  
  601.         let btn = document.createElement("button");
  602.         btn.addEventListener("click", (e) => {
  603.             chooseSubs(appID);
  604.             e.preventDefault();
  605.         }, false);
  606.         btn.className = "fac_listbtns";
  607.         btn.textContent = "🛒";
  608.         element.appendChild(btn);
  609.     }
  610.     //选择SUB
  611.     async function chooseSubs(appID) {
  612.         let dialog = showAlert(t("operation"), `<p>${t("fetchingSubs")}</p>`, true);
  613.         getGameSubs(appID)
  614.             .then(async (subInfos) => {
  615.                 if (subInfos.length === 0) {
  616.                     showAlert(t("addCartError"), `<p>${t("noSubFound")}, ${t("noSubDesc")}.</p>`, false);
  617.                     dialog.Dismiss();
  618.                     return;
  619.                 } else {
  620.                     if (subInfos.length === 1) {
  621.                         let [subID, subName, discount, price] = subInfos[0];
  622.                         await addCart("sub", subID, appID);
  623.                         let done = showAlert(t("addCartSuccess"), `<p>${subName} - ${discount}${price}</p>`, true);
  624.                         setTimeout(() => { done.Dismiss(); }, 1200);
  625.                         dialog.Dismiss();
  626.                     } else {
  627.                         let dialog2 = showAlert(t("chooseSub"), "<div id=fac_choose></div>", true);
  628.                         dialog.Dismiss();
  629.                         await new Promise((resolve) => {
  630.                             let timer = setInterval(() => {
  631.                                 if (document.getElementById("fac_choose") !== null) {
  632.                                     clearInterval(timer);
  633.                                     resolve();
  634.                                 }
  635.                             }, 200);
  636.                         });
  637.                         let divContiner = document.getElementById("fac_choose");
  638.                         for (let [subID, subName, discount, price] of subInfos) {
  639.                             let btn = document.createElement("button");
  640.                             btn.addEventListener("click", async () => {
  641.                                 let dialog = showAlert(t("operation"), `<p>${t("add")} ${subName} - ${discount}${price} ${t("toCart")}</p>`, true);
  642.                                 dialog2.Dismiss();
  643.                                 let [succ, msg] = await addCart("sub", subID, appID);
  644.                                 let done = showAlert(msg, `<p>${subName} - ${discount}${price}</p>`, succ);
  645.                                 setTimeout(() => { done.Dismiss(); }, 1200);
  646.                                 dialog.Dismiss();
  647.                             });
  648.                             btn.textContent = `🛒${t("addCart")}`;
  649.                             btn.className = "fac_choose";
  650.                             let p = document.createElement("p");
  651.                             p.textContent = `${subName} - ${discount}${price}`;
  652.                             p.appendChild(btn);
  653.                             divContiner.appendChild(p);
  654.                         }
  655.                     }
  656.                 }
  657.             })
  658.             .catch((err) => {
  659.                 let done = showAlert(t("networkError"), `<p>${err}</p>`, false);
  660.                 setTimeout(() => { done.Dismiss(); }, 2000);
  661.                 dialog.Dismiss();
  662.             });
  663.     }
  664.     //读取sub信息
  665.     function getGameSubs(appID) {
  666.         return new Promise((resolve, reject) => {
  667.             const regPure = new RegExp(/ - [^-]*$/, "");
  668.             const regSymbol = new RegExp(/[>-] ([^>-]+) [\d.]+$/, "");
  669.             const lang = document.cookie.replace(/(?:(?:^|.*;\s*)Steam_Language\s*\=\s*([^;]*).*$)|^.*$/, "$1");
  670.             fetch(`https://store.steampowered.com/api/appdetails?appids=${appID}&lang=${lang}`, {
  671.                 method: "GET",
  672.                 credentials: "include",
  673.             })
  674.                 .then(async (response) => {
  675.                     if (response.ok) {
  676.                         let data = await response.json();
  677.                         let result = data[appID];
  678.                         if (result.success !== true) {
  679.                             reject(t("unrecognizedResult"));
  680.                         }
  681.                         let subInfos = [];
  682.                         for (let pkg of result.data.package_groups) {
  683.                             for (let sub of pkg.subs) {
  684.                                 const { packageid, option_text, percent_savings_text, price_in_cents_with_discount } = sub;
  685.                                 if (price_in_cents_with_discount > 0) { //排除免费SUB
  686.                                     const symbol = option_text.match(regSymbol)?.pop();
  687.                                     const subName = option_text.replace(regPure, "");
  688.                                     const price = "💳" + price_in_cents_with_discount / 100 + " " + symbol;
  689.                                     const discount = percent_savings_text !== " " ? "🔖" + percent_savings_text + " " : "";
  690.                                     subInfos.push([packageid, subName, discount, price]);
  691.                                 }
  692.                             }
  693.                         }
  694.                         console.info(subInfos);
  695.                         resolve(subInfos);
  696.                     } else {
  697.                         reject(t("networkRequestError"));
  698.                     }
  699.                 }).catch((err) => {
  700.                     reject(err);
  701.                 });
  702.         });
  703.     }
  704.     //添加购物车,只支持subID和bundleID
  705.     function addCart(type = "sub", subID, appID = null) {
  706.         window.localStorage["fac_subid"] = subID;
  707.         return new Promise((resolve, reject) => {
  708.             let data = {
  709.                 action: "add_to_cart",
  710.                 originating_snr: "1_store-navigation__",
  711.                 sessionid: document.cookie.replace(/(?:(?:^|.*;\s*)sessionid\s*\=\s*([^;]*).*$)|^.*$/, "$1"),
  712.                 snr: "1_5_9__403",
  713.             }
  714.             data[`${type}id`] = String(subID);
  715.             let s = [];
  716.             for (let k in data) {
  717.                 s += `${k}=${encodeURIComponent(data[k])}&`;
  718.             }
  719.             fetch("https://store.steampowered.com/cart/", {
  720.                 method: "POST",
  721.                 credentials: "include",
  722.                 body: s,
  723.                 headers: { "content-type": "application/x-www-form-urlencoded; charset=UTF-8" },
  724.             })
  725.                 .then(async (response) => {
  726.                     if (response.ok) {
  727.                         let data = await response.text();
  728.                         if (appID !== null) {
  729.                             const regIfSucc = new RegExp("app\/" + appID);
  730.                             if (data.search(regIfSucc) !== -1) {
  731.                                 resolve([true, t("addCartSuccess")]);
  732.                             }
  733.                             else {
  734.                                 resolve([false, t("addCartError")]);
  735.                             }
  736.                         } else {
  737.                             resolve([true, t("addCartSuccess")]);
  738.                         }
  739.                     } else {
  740.                         resolve([false, t("networkRequestError")]);
  741.                     }
  742.                 }).catch((err) => {
  743.                     console.error(err);
  744.                     resolve([false, `${t("unknownError")}: ${err}`]);
  745.                 });
  746.         });
  747.     }
  748.     //显示提示
  749.     function showAlert(title, text, succ = true) {
  750.         return ShowAlertDialog(`${succ ? "✅" : "❌"}${title}`, text);
  751.     }
  752. })();
  753.  
  754. GM_addStyle(`
  755.     button.fac_listbtns {
  756.         display: none;
  757.         position: relative;
  758.         z-index: 100;
  759.         padding: 1px;
  760.     }
  761.     a.search_result_row > button.fac_listbtns {
  762.         top: -25px;
  763.         left: 300px;
  764.     }
  765.     a.tab_item > button.fac_listbtns {
  766.         top: -40px;
  767.         left: 330px;
  768.     }
  769.     a.recommendation_link > button.fac_listbtns {
  770.         bottom: 10px;
  771.         right: 10px;
  772.         position: absolute;
  773.     }
  774.     div.wishlist_row > button.fac_listbtns {
  775.         top: 35%;
  776.         right: 30%;
  777.         position: absolute;
  778.     }
  779.     div.game_purchase_action > button.fac_listbtns {
  780.         right: 8px;
  781.         bottom: 8px;
  782.     }
  783.     button.fac_cartbtns {
  784.         padding: 5px 10px;
  785.     }
  786.     button.fac_cartbtns:not(:last-child) {
  787.         margin-right: 5px;
  788.     }
  789.     button.fac_cartbtns:not(:first-child) {
  790.         margin-left: 5px;
  791.     }
  792.     a.tab_item:hover button.fac_listbtns,
  793.     a.search_result_row:hover button.fac_listbtns,
  794.     div.recommendation:hover button.fac_listbtns,
  795.     div.wishlist_row:hover button.fac_listbtns {
  796.         display: block;
  797.     }
  798.     div.game_purchase_action:hover > button.fac_listbtns {
  799.         display: inline;
  800.     }
  801.     button.fac_choose {
  802.         padding: 1px;
  803.         margin: 2px 5px;
  804.     }
  805.     textarea.fac_inputbox {
  806.         height: 130px;
  807.         resize: vertical;
  808.         font-size: 10px;
  809.         min-height: 130px;
  810.     }
  811.     textarea.fac_diag {
  812.         height: 150px;
  813.         width: 600px;
  814.         resize: vertical;
  815.         font-size: 10px;
  816.         margin-bottom: 5px;
  817.         padding: 5px;
  818.         background-color: rgba(0, 0, 0, 0.4);
  819.         color: #fff;
  820.         border: 1 px solid #000;
  821.         border-radius: 3 px;
  822.         box-shadow: 1px 1px 0px #45556c;
  823.     } 
  824.     `);

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