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Neopets Item Price Tooltip (ItemDB)

Shows the market price for items on the Inventory, Quick Stock, and your Shop pages using ItemDB

当前为 2025-05-12 提交的版本，查看 最新版本。

// ==UserScript==
// @name         Neopets Item Price Tooltip (ItemDB)
// @namespace    https://itemdb.com.br
// @version      1.3.1
// @description  Shows the market price for items on the Inventory, Quick Stock, and your Shop pages using ItemDB
// @author       FatalFlaw
// @match        *://www.neopets.com/quickstock.phtml*
// @match        *://www.neopets.com/inventory.phtml*
// @match        *://www.neopets.com/market.phtml*
// @grant        GM_xmlhttpRequest
// @license      MIT
// @connect      itemdb.com.br
// @require      https://code.jquery.com/jquery-3.6.0.min.js
// ==/UserScript==

(function () {
    'use strict';

    const intl = new Intl.NumberFormat();

    // Function to fetch item price and calculate median
    function fetchItemPrice(itemName, callback) {
        const itemSlug = itemName.toLowerCase().replace(/\s+/g, '-');
        const itemPageUrl = `https://itemdb.com.br/item/${itemSlug}`;

        GM_xmlhttpRequest({
            method: 'GET',
            url: itemPageUrl,
            onload: function (res) {
                if (res.status !== 200) {
                    return callback('Error Fetching Price');
                }

                const parser = new DOMParser();
                const doc = parser.parseFromString(res.responseText, 'text/html');

                const priceCells = Array.from(doc.querySelectorAll('table tbody tr td:first-child'))
                    .map(td => {
                        const text = td.textContent.trim().replace(/,/g, '').replace(/[^\d]/g, '');
                        return parseInt(text, 10);
                    })
                    .filter(n => !isNaN(n));

                const recentPrices = priceCells.slice(0, 10);
                if (recentPrices.length === 0) {
                    return callback('No Price Data');
                }

                recentPrices.sort((a, b) => a - b);
                const mid = Math.floor(recentPrices.length / 2);
                const median = recentPrices.length % 2 === 0
                    ? Math.round((recentPrices[mid - 1] + recentPrices[mid]) / 2)
                    : recentPrices[mid];

                const priceText = `${intl.format(median)} NP${recentPrices.length < 10 ? '*' : ''}`;
                callback(priceText);
            },
            onerror: function () {
                callback('Error Fetching Price');
            }
        });
    }

    // Function to show the tooltip
    function showTooltip(e, priceText) {
        const tooltip = $('<div class="price-tooltip"></div>')
            .text(priceText)
            .css({
                position: 'absolute',
                top: e.pageY + 10 + 'px',
                left: e.pageX + 10 + 'px',
                padding: '5px',
                backgroundColor: 'rgba(0, 0, 0, 0.75)',
                color: 'white',
                borderRadius: '5px',
                fontSize: '12px',
                zIndex: 9999
            });
        $('body').append(tooltip);

        $(document).one('click', function () {
            tooltip.remove();
        });
    }

        // Highlight text and trigger price fetch
    let timeout;
    $(document).on('mouseup', function (e) {
        const selectedText = window.getSelection().toString().trim();
        if (selectedText) {
            clearTimeout(timeout);
            timeout = setTimeout(function () {
                fetchItemPrice(selectedText, function (priceText) {
                    showTooltip(e, priceText);
                });
            }, 300);  // Delay lookup by 300ms
        }
    });
})();