Show Amazon Questions button + context menu

Creates a "Show questions" button next to the "answered questions" text, if any. Once pressed it opens a new tab of the questions.

当前为 2023-12-13 提交的版本,查看 最新版本

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name     Show Amazon Questions button + context menu
// @author   u/iNeedAProperAccount
// @description Creates a "Show questions" button next to the "answered questions" text, if any. Once pressed it opens a new tab of the questions.
//              It also creates a "Open questions tab" context menu entry.
//              Thanks to u/CaptSkinny, u/lilgeeky, u/Sanpete_in_Utah and u/TTum.
//              How it looks like:
//              https://i.imgur.com/9vGioai.png
//              https://i.imgur.com/GHmUuEM.png
//              Original thread at: https://old.reddit.com/r/AmazonVine/comments/14aynxt/are_product_question_and_answer_sections_gone/
// @version  0.3
// @license  MIT
// @match    *://*.amazon.com/*
// @match    *://*.amazon.ca/*
// @match    *://*.amazon.com.mx/*
// @match    *://*.amazon.co.uk/*
// @match    *://*.amazon.fr/*
// @match    *://*.amazon.de/*
// @match    *://*.amazon.es/*
// @match    *://*.amazon.it/*
// @match    *://*.amazon.nl/*
// @match    *://*.amazon.be/*
// @match    *://*.amazon.se/*
// @match    *://*.amazon.pl/*
// @match    *://*.amazon.com.tr/*
// @match    *://*.amazon.ae/*
// @match    *://*.amazon.sa/*
// @match    *://*.amazon.co.jp/*
// @match    *://*.amazon.in/*
// @match    *://*.amazon.sg/*
// @match    *://*.amazon.com.au/*
// @match    *://*.amazon.com.br/*
// @icon     https://www.google.com/s2/favicons?sz=64&domain=amazon.ca
// @grant    GM_registerMenuCommand
// @namespace https://greasyfork.org/users/877912
// ==/UserScript==

const REVIEW_DIV_SELECTOR = "div#averageCustomerReviews_feature_div.celwidget > div#averageCustomerReviews";
const REGEX_PATTERN = "^(http[s]?://[^/]+)/(?:.+?/)?(?:dp|gp/product|asin)/(?:.+?/)?([a-zA-Z0-9]{10})(?:[/?]|$)";

function getQuestionsUrl() {
    try {
        const url = document.URL;
        const regex = new RegExp(REGEX_PATTERN, "i");
        const matches = url.match(regex);

        if (matches) {
            const scheme_and_host = matches[1];
            const asin = matches[2];
            if (scheme_and_host && asin) {
                return `${scheme_and_host}/ask/questions/asin/${asin}`;
            }
        }
    } catch (error) {
        console.error("Error in getQuestionsUrl:", error);
    }
}

function contextOpenQuestionsTab() {
    try {
        const questions_url = getQuestionsUrl();
        if (questions_url) {
            window.open(questions_url, '_blank');
        }
    } catch (error) {
        console.error("Error in contextOpenQuestionsTab:", error);
    }
}

function openQuestionsTab() {
    try {
        const questions_url = getQuestionsUrl();

        if (questions_url) {
            const reviewDiv = document.querySelector(REVIEW_DIV_SELECTOR);

            if (reviewDiv) {
                const button = document.createElement("button");
                button.innerHTML = "Show Questions";
                button.style.margin = '0.2rem';
                button.addEventListener("click", function () {
                    window.open(questions_url, '_blank');
                });

                reviewDiv.parentNode.insertBefore(button, reviewDiv.nextSibling);

                GM_registerMenuCommand("Open Questions tab", contextOpenQuestionsTab, "a");
            }
        }
    } catch (error) {
        console.error("Error in openQuestionsTab:", error);
    }
}

const observer = new MutationObserver(function (mutations) {
    try {
        mutations.forEach(function (mutation) {
            if (mutation.type === 'childList' && mutation.addedNodes.length > 0) {
                for (let i = 0; i < mutation.addedNodes.length; i++) {
                    const addedNode = mutation.addedNodes[i];
                    if (addedNode.nodeType === 1 && addedNode.matches && addedNode.matches(REVIEW_DIV_SELECTOR)) {
                        openQuestionsTab();
                        break;
                    }
                }
            }
        });
    } catch (error) {
        console.error("Error in MutationObserver:", error);
    }
});

const observerConfig = {
    childList: true,
    subtree: true
};

try {
    observer.observe(document.body, observerConfig);
    openQuestionsTab();
} catch (error) {
    console.error("Error in script initialization:", error);
}