AcWing 助手，学算法就上 AcWing！| 题目复制 | 生成题解模板 | 切换页面风格 (AcWing <-> LeetCode) | 复制代码
Fra og med
// ==UserScript==
// @name acwing-helper
// @namespace https://github.com/tonngw
// @version 1.0.3
// @description AcWing 助手，学算法就上 AcWing！| 题目复制 | 生成题解模板 | 切换页面风格 (AcWing <-> LeetCode) | 复制代码
// @author tonngw
// @match https://www.acwing.com/problem/content/*/
// @match https://www.acwing.com/activity/content/code/content/*/
// @exclude https://www.acwing.com/problem/content/submission/*/
// @exclude https://www.acwing.com/problem/content/discussion/*/
// @exclude https://www.acwing.com/problem/content/solution/*/
// @exclude https://www.acwing.com/problem/content/video/*/
// @icon 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// @require https://cdn.staticfile.org/jquery/3.4.1/jquery.min.js
// @require https://unpkg.com/sweetalert/dist/sweetalert.min.js
// @require https://unpkg.com/turndown/dist/turndown.js
// @require https://cdn.bootcdn.net/ajax/libs/bootstrap-switch/4.0.0-alpha.1/js/bootstrap-switch.min.js
// @grant GM_registerMenuCommand
// @grant GM_setClipboard
// @license MIT
// ==/UserScript==
(function () {
"use strict";
$("head").append($(`<link href="https://cdn.bootcdn.net/ajax/libs/bootstrap-switch/4.0.0-alpha.1/css/bootstrap-switch.min.css" rel="stylesheet">`));
// 初始化 html to markdown 转换工具
var turndownService = new TurndownService();
const window = unsafeWindow;
const description = ".row";
var content = "";
// 判断路径中是否包含 code，代码复制功能只在 */code/* 下生效
var url = window.location.href;
if (url.includes("code")) {
// 插入复制代码按钮，并设置位置
$(".hljs").children('code').children(':first-child').before('<button id="copyCodeBtn" class="btn default"><span class="glyphicon glyphicon-file"></span></button>');
$("#copyCodeBtn").css("position", "absolute");
$("#copyCodeBtn").css("top", "10px");
$("#copyCodeBtn").css("right", "10px");
// 去除按钮默认样式
$("#copyCodeBtn").css("border", "none");
$("#copyCodeBtn").css("background-color", "transparent");
$("#copyCodeBtn").css("outline", "none");
// 为按钮绑定点击事件
copyCodeBtn.onclick = function (e) {
e.preventDefault();
copyCode();
};
return;
}
// 添加复制按钮
console.log("acwing helper...");
var copyBtn = document.createElement("button"); //创建一个 input 对象（提示框按钮）
copyBtn.id = "copyBtn";
copyBtn.textContent = "复制";
copyBtn.style.width = "50px";
copyBtn.style.height = "30px";
copyBtn.style.align = "center";
var x = document.getElementsByClassName("problem-content-sub-btn")[0];
// 在浏览器控制台可以查看所有函数，ctrl+shift+I 调出控制台，在 Console 窗口进行实验测试
x.appendChild(copyBtn);
// 添加切换按钮
$("#open_ac_saber_btn").after('<input name="switchBtn" type="checkbox" checked>');
// name 值和 input 标签的 name 值一样
$("[name='switchBtn']").bootstrapSwitch({
onText : "Right", // 设置ON文本
offText : "Bottom ", // 设置OFF文本
onColor : "success",// 设置ON文本颜色(info/success/warning/danger/primary)
offColor : "info", // 设置OFF文本颜色 (info/success/warning/danger/primary)
size : "normal", // 设置控件大小,从小到大 (mini/small/normal/large)
// 当开关状态改变时触发
onSwitchChange : function(event, state) {
if (state == true){
setTimeout(() => window.location.reload(), 100);
} else {
switchPageStyle();
}
}
});
$(".bootstrap-switch-on").css("top", "10px");
$(".bootstrap-switch-on").css("left", "10px");
// 添加生成题解按钮
var generateSolutionBtn = document.createElement("button"); // 创建一个input对象（提示框按钮）
generateSolutionBtn.id = "generateSolutionBtn";
generateSolutionBtn.textContent = "生成";
generateSolutionBtn.style.width = "50px";
generateSolutionBtn.style.height = "30px";
generateSolutionBtn.style.align = "center";
var y = document.getElementsByClassName("problem-content-sub-btn")[3];
y.appendChild(generateSolutionBtn);
// 监听键盘按键，为功能绑定快捷键
unsafeWindow.addEventListener("keydown", (evt) => {
// console.log('evt', evt);
if (evt.altKey) {
// Alt + T 复制题目
if (evt.keyCode == 84) {
copy();
}
// Alt + S 切换页面风格
if (evt.keyCode == 83) {
$("[name='switchBtn']").click();
}
// Alt + C 生成当前题目题解模板
if (evt.keyCode == 67) {
generateSolution();
}
}
});
// 注入右键菜单
GM_registerMenuCommand("复制 AcWing 题目为 Markdown，并存入剪切板", copy);
GM_registerMenuCommand("切换页面风格", function(){$("[name='switchBtn']").click()});
GM_registerMenuCommand("生成当前题目的题解模板，并存入剪切板", generateSolution);
// 为复制按钮绑定点击功能
copyBtn.onclick = function (e) {
e.preventDefault();
copy();
};
// 为复制题解按钮绑定按键点击功能
generateSolutionBtn.onclick = function (e) {
e.preventDefault();
generateSolution();
};
// 题目复制功能实现
function copy() {
copyImpl();
swal({
icon: "success",
title: "复制成功",
});
}
function copyImpl() {
// 内容 Dom
var contentDom = $(".section-martor")[0].outerHTML;
// 将题目描述 html 转换为 markdown
content = handleHtml(contentDom);
var str =
content/* +
"\n" +
"来源：AcWing\n" +
"链接：" +
window.location.href +
"\n" +
"著作权归作者所有。商业转载请联系作者获得授权，非商业转载请注明出处。"*/;
GM_setClipboard(str);
}
// 切换页面风格功能实现
function switchPageStyle() {
$(".col-sm-3").attr("id", "right");
$(".col-sm-9").append($(".table-responsive"));
$(".col-sm-9").attr("class", "col-sm-4 col-xs-12");
$(".col-sm-3").attr("class", "col-sm-8");
$(".container").css("width", "1430px");
$("#right").html("");
$("#right").append($("#code_tool_bar"));
$("#right").append($("#code_editor"));
$("#right").append($("#data-augmentation-div"));
$("#right").append($("#submit_code_btn"));
$("#right").append($("#run_code_btn"));
$("#right").append($("#submit-code-status-block"));
$("#right").append($("#run-code-status-block"));
}
// 复制代码功能实现
function copyCode() {
turndownService.addRule('pre', {
filter: 'pre',
replacement: function (content) {
return "\n" + content.trim() + "\n";
}
});
let target = $("div[data-tab='preview-tab-content']");
// console.log(target);
target.markdown = turndownService.turndown($(target).html());
GM_setClipboard(target.markdown);
swal({
icon: "success",
title: "复制成功",
});
}
// 生成题解功能实现
function generateSolution() {
generateSolutionImpl();
swal({
icon: "success",
title: "生成成功",
});
}
function generateSolutionImpl() {
var solutionTemplate = "";
var problemDescConst = "### 题目描述\n";
copyImpl();
var problemDesc = content;
var splitLine = "\n---\n";
var algorithmConst = "### 算法\n"
var specificAlgorithmConst = "#### (暴力枚举) $O(n^2)$";
var solution = "\n\nwrite here...\n\n"
var timeComplexityConst = "#### 时间复杂度";
var timeComplexity = "\n\nwrite here...\n\n"
var spaceComplexityConst = "#### 空间复杂度";
var spaceComplexity = "\n\nwrite here...\n\n";
var codeConst = "#### C++ 代码\n";
var code = "```\n" + "my code...\n" + "```\n";
solutionTemplate = problemDescConst + problemDesc + splitLine + algorithmConst + specificAlgorithmConst +
solution + timeComplexityConst + timeComplexity + spaceComplexityConst + spaceComplexity + codeConst + code;
GM_setClipboard(solutionTemplate);
}
/**
* html 转 markdown
* @param html
* @returns {void|*}
*/
function handleHtml(html) {
// 处理数学公式
turndownService.addRule("strikethrough", {
filter: ["script"],
replacement: function (content) {
return "$" + content + "$";
},
});
// 跳过 span 标签，不进行处理
turndownService.remove("span");
var markdown = turndownService.turndown(html);
return markdown;
}
})();