Torn Buy Filter

A script to highlight items in the item market when they are listed below a specified threshold.

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Torn Buy Filter
// @version      0.5.2
// @description  A script to highlight items in the item market when they are listed below a specified threshold.
// @author       Galdyr
// @match        https://www.torn.com/page.php?sid=ItemMarket*
// @exclude      https://www.googletagmanager.com/*
// @exclude      https://td.doubleclick.net/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=torn.com
// @grant        none
// @namespace    https://greasyfork.org/users/1446982
// @license      MIT
// ==/UserScript==
 
(function() {
    'use strict';
 
    if (!window.location.href.startsWith("https://www.torn.com/page.php?sid=ItemMarket")) {
        return;
    }
 
    const buyFilters = JSON.parse(localStorage.getItem('buyFilters')) || {};
 
    function initializeBuyFilters() {
        const itemMarketRoot = document.querySelector('.itemListWrapper___ugBOt');
        if (!itemMarketRoot) {
            console.error('Item market root element not found.');
            return;
        }
 
        const itemElements = document.querySelectorAll('.itemTile___cbw7w');
        const filterOptionsBox = createFilterOptionsBox();
        const mainContent = itemMarketRoot.parentElement;
 
        mainContent.insertBefore(filterOptionsBox, mainContent.firstChild);
 
        // Match the filter box width to the item tile container.
        if (itemMarketRoot) {
            filterOptionsBox.style.width = itemMarketRoot.offsetWidth + 'px';
        }
 
        itemElements.forEach((itemElement) => {
            const itemId = getItemId(itemElement);
            if (itemId) {
                if (!document.getElementById(`filter-item-${itemId}`)) {
                    addBuyFilter(itemElement, itemId, filterOptionsBox);
                    addWatchCheckbox(itemElement, itemId);
                }
            }
        });
 
        highlightItems(); // Use highlightItems() to call both highlight functions
        setInterval(highlightItems, 1000);
    }
 
    function createFilterOptionsBox() {
        const filterOptionsBox = document.createElement('div');
        filterOptionsBox.id = 'filter-options-box';
        filterOptionsBox.style.marginTop = '10px';
        filterOptionsBox.style.borderBottom = '1px solid #ccc';
        filterOptionsBox.style.padding = '10px';
        filterOptionsBox.style.display = 'grid';
        filterOptionsBox.style.gridTemplateColumns = 'repeat(5, 1fr)'; // Fixed 5 columns
        filterOptionsBox.style.gap = '10px';
 
        const titleSpan = document.createElement('span');
        titleSpan.textContent = "Galdyr's Buy Filter";
        titleSpan.style.fontWeight = 'bold';
        filterOptionsBox.insertBefore(titleSpan, filterOptionsBox.firstChild);
 
        for (let i = 0; i < 3; i++) {
            const blankSpace = document.createElement('span');
            filterOptionsBox.insertBefore(blankSpace, filterOptionsBox.firstChild.nextSibling);
        }
 
        const collapseButton = document.createElement('span');
        collapseButton.id = 'collapse-button';
        collapseButton.textContent = '-';
        collapseButton.style.cursor = 'pointer';
        collapseButton.style.fontSize = '20px';
        collapseButton.style.fontWeight = 'bold';
        collapseButton.addEventListener('click', toggleFilters);
        filterOptionsBox.appendChild(collapseButton);
 
        return filterOptionsBox;
    }
 
    function toggleFilters() {
        const filterOptionsBox = document.getElementById('filter-options-box');
        const collapseButton = document.getElementById('collapse-button');
        filterOptionsBox.classList.toggle('collapsed');
        collapseButton.textContent = filterOptionsBox.classList.contains('collapsed') ? '+' : '-'; // Toggle icon
    }
 
    function getItemId(itemElement) {
        const actionsWrapper = itemElement.querySelector('.actionsWrapper___lfaJ0');
        if (actionsWrapper) {
            const buyButton = actionsWrapper.querySelector('.actionButton___pb_Da[aria-label*="Buy item"]');
            if (buyButton) {
                const ariaControls = buyButton.getAttribute('aria-controls');
                if (ariaControls) {
                    const itemId = ariaControls.split('-').pop();
                    return itemId;
                }
            }
        }
        return null;
    }
 
    function getItemName(itemElement) {
        const nameElement = itemElement.querySelector('.name___ukdHN');
        if (nameElement) {
            return nameElement.textContent;
        }
        return "Unknown Item";
    }
    
    function addBuyFilter(itemElement, itemId, filterOptionsBox) {
        const itemName = getItemName(itemElement);
        const filterDiv = document.createElement('div');
        filterDiv.id = `filter-item-${itemId}`;
        filterDiv.innerHTML = `<strong>${itemName}:</strong><br>
                                    <label style="margin-left: 20px;">Threshold:</label><br>
                                    <input type="number" class="buy-threshold" value="${buyFilters[itemId] && buyFilters[itemId].threshold ? buyFilters[itemId].threshold : 0}" style="margin-left: 20px;"><br>`;
    
        filterOptionsBox.appendChild(filterDiv);
    
        const thresholdInput = filterDiv.querySelector('.buy-threshold');
    
        thresholdInput.addEventListener('change', (event) => {
            if (buyFilters[itemId]) {
                buyFilters[itemId].threshold = parseInt(event.target.value, 10);
            } else {
                buyFilters[itemId] = { selected: false, threshold: parseInt(event.target.value, 10) };
            }
            localStorage.setItem('buyFilters', JSON.stringify(buyFilters)); // Save to localStorage
            highlightItems();
        });
    
    // Initialize buyFilters with stored or default values
    buyFilters[itemId] = buyFilters[itemId] || { selected: false, threshold: parseInt(thresholdInput.value, 10) };
    localStorage.setItem('buyFilters', JSON.stringify(buyFilters)); // Save to localStorage
    }

    function highlightItemTiles() {
        const itemElements = document.querySelectorAll('.itemTile___cbw7w');
        itemElements.forEach((itemElement) => {
            const itemId = getItemId(itemElement);
            if (itemId && buyFilters[itemId] && buyFilters[itemId].selected) {
                const itemPrice = getItemPrice(itemElement);
                if (itemPrice !== null && itemPrice <= buyFilters[itemId].threshold) {
                    itemElement.parentElement.style.backgroundColor = "#19166e";
                } else {
                    itemElement.parentElement.style.backgroundColor = "";
                }
            } else {
                itemElement.parentElement.style.backgroundColor = "";
            }
        });
    }

    function highlightSellerRows() {
        const sellerRows = document.querySelectorAll('.rowWrapper___me3Ox');
        sellerRows.forEach((rowElement) => {
            const sellerRow = rowElement.querySelector('.sellerRow___AI0m6');
            if (sellerRow) {
                const itemId = getItemId(sellerRow);
                if (itemId && buyFilters[itemId] && buyFilters[itemId].selected) {
                    const itemPrice = getItemPrice(sellerRow);
                    if (itemPrice !== null && itemPrice <= buyFilters[itemId].threshold) {
                        rowElement.style.backgroundColor = "#19166e";
                    } else {
                        rowElement.style.backgroundColor = "";
                    }
                } else {
                    rowElement.style.backgroundColor = "";
                }
            }
        });
    }

    function highlightItems() {
        highlightItemTiles();
        highlightSellerRows();
    }
 
    function getItemPrice(itemElement) {
        const priceElement = itemElement.querySelector('.priceAndTotal___eEVS7 span');
        if (priceElement) {
            const priceText = priceElement.textContent.replace(/[$,]/g, '');
            return parseInt(priceText, 10);
        }
        return null;
    }
 
    function addWatchCheckbox(itemElement, itemId) {
        const checkbox = document.createElement('input');
        checkbox.type = 'checkbox';
        checkbox.classList.add('watch-checkbox');
        checkbox.checked = buyFilters[itemId] && buyFilters[itemId].selected ? buyFilters[itemId].selected : false;
        checkbox.style.position = 'absolute';
        checkbox.style.bottom = '5px';
        checkbox.style.left = '5px';
 
        itemElement.parentElement.style.position = 'relative';
        itemElement.parentElement.appendChild(checkbox);
 
        checkbox.addEventListener('change', (event) => {
            if (buyFilters[itemId]) {
                buyFilters[itemId].selected = event.target.checked;
            } else {
                buyFilters[itemId] = { selected: event.target.checked, threshold: 0 };
            }
            localStorage.setItem('buyFilters', JSON.stringify(buyFilters)); // Save to localStorage
            highlightItems();
        });
    }
 
    // Embed CSS for collapsing and input width
    const style = document.createElement('style');
    style.textContent = `
        #filter-options-box.collapsed {
            height: 30px;
            overflow: hidden;
            padding: 0 10px;
            border-bottom: none;
            transition: height 0.3s ease-in-out, padding 0.3s ease-in-out;
            width: 100%;
        }
        #filter-options-box > div {
            padding-top: 30px;
        }
 
        .buy-threshold {
            width: 80px; /* Adjust this value as needed */
        }
    `;
    document.head.appendChild(style);
 
    // Use MutationObserver to wait for the item list to load
    const observer = new MutationObserver((mutations) => {
        if (document.querySelector('.itemListWrapper___ugBOt')) {
            initializeBuyFilters();
            observer.disconnect();
        }
    });
 
    observer.observe(document.body, { childList: true, subtree: true });
 
})();