ExamTopic Print

Print function for ExamTopics
目前为 2024-06-26 提交的版本。查看最新版本。
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// ==UserScript==
// @name         ExamTopic Print
// @namespace    http://tampermonkey.net/
// @version      2024-06-26-v2
// @description  Print function for ExamTopics
// @author       You
// @icon         https://cdn-icons-png.flaticon.com/512/839/839184.png
// @match        https://www.examtopics.com/*
// @license MIT
// @grant        none
// ==/UserScript==

function getVoteSummary(element) {
    var voteBars = element.getElementsByClassName("vote-bar");
    var summary = {};
    var totalVotes = 0;

    for (var i = 0; i < voteBars.length; i++) {
        var voteBar = voteBars[i];
        var tooltipText = voteBar.getAttribute("data-original-title");
        var votes;

        if (tooltipText.includes("%")) {
            var percentage = parseFloat(tooltipText);
            votes = Math.round((percentage / 100) * totalVotes);
        } else {
            votes = parseInt(tooltipText);
        }

        if (!isNaN(votes)) {
            var option = voteBar.textContent.trim();
            summary[option] = votes;
            totalVotes += votes;
        }
    }

    return {
        total: totalVotes,
        votes: summary,
    };
}

function extractQuestionNumber(str) {
    const match = str.match(/question (\d+)/);
    if (match) {
        return "question_" + match[1];
    } else {
        return "something_wrong_in_parse_title";
    }
}

(function () {
    "use strict";
    window.addEventListener(
        "load",
        function () {
            var printButton = document.createElement("button");
            printButton.innerHTML = "Print";
            printButton.style.marginLeft = "10px";
            printButton.onclick = printFunction;

            var correctAnswerBox = document.querySelector(".correct-answer-box br");
            correctAnswerBox.parentNode.insertBefore(printButton, correctAnswerBox);

            function printFunction() {
                var selectedElement = document.querySelectorAll(".col-12")[3];
                var clonedElement = selectedElement.cloneNode(true);

                // calculate vote
                const voteSummary = getVoteSummary(clonedElement);

                console.log(voteSummary);

                let voteSummaryDiv = document.createElement("div");

                // Create HTML content
                let voteSummaryHTML = `<b>Total: ${voteSummary.total}</b><ul>`;
                for (let voteType in voteSummary.votes) {
                    voteSummaryHTML += `<li>${voteType}: ${voteSummary.votes[voteType]}</li>`;
                }
                voteSummaryHTML += "</ul>";

                // Set the HTML content to the new div
                voteSummaryDiv.innerHTML = voteSummaryHTML;

                // Append the new div to the last element with class 'question-answer'
                let questionAnswerElements =
                    clonedElement.getElementsByClassName("question-answer");
                let lastQuestionAnswerElement =
                    questionAnswerElements[questionAnswerElements.length - 1];
                lastQuestionAnswerElement.appendChild(voteSummaryDiv);

                var listItemElements = clonedElement.querySelectorAll("li");
                listItemElements.forEach(function (listItem) {
                    listItem.className = "multi-choice-item";
                });

                var garbege = [
                    ".all-questions-link",
                    ".correct-answer-box",
                    ".disclaimer-box",
                    "span.badge.badge-success.most-voted-answer-badge",
                    ".correct-answer",
                    ".vote-answer-button",
                    ".voting-summary",
                ];

                garbege.forEach(function (selector) {
                    var elements = clonedElement.querySelectorAll(selector);
                    elements.forEach(function (element) {
                        element.parentNode.removeChild(element);
                    });
                });

                var mywindow = window.open("", "PRINT", "height=1754,width=1240");

                var commonStyles = `
    <style type="text/css">
        .discussion-header-container {
            font-family: Arial !important;
        }
        .comments-container .comment-content{
            font-family: Arial !important;
        }
        @media print {
            @page {
                margin-left: 1.25in;
                margin-right: 1.25in;
            }
        }
    </style>
`;



          mywindow.document.write(`
            <html>
            <head>
            <title>${extractQuestionNumber(document.title)}</title>
            ${commonStyles}
        `);

          Array.prototype.forEach.call(document.styleSheets, function (sheet) {
              mywindow.document.write(
                  `<link rel="stylesheet" href="${sheet.href}" type="text/css" />`
          );
        });

          mywindow.document.write(`
            </head>
            <body>
            ${clonedElement.innerHTML}
            </body>
            </html>
        `);

          setTimeout(function () {
              mywindow.print();
              mywindow.close();
          }, 1000);

          return true;
      }
    },
      false
  );
})();
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