Arson 2.0 items description

Items description popup

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Arson 2.0 items description
// @namespace    http://tampermonkey.net/
// @version      3.5.3
// @author       KamiRen [2805199]
// @description  Items description popup
// @match        https://www.torn.com/page.php?sid=crimes#/arson
// @grant        none
// @license      MIT
// ==/UserScript==

(function () {
    'use strict';
    
    // Images reference: [Crimes 2.0] Arson: An In-Depth Guide https://www.torn.com/forums.php#/p=threads&f=61&t=16510947&b=0&a=0
    const IMAGE_URL        = "https://lh3.googleusercontent.com/d/1saWcP7A_YEYRSHYcDKTYQuEqUUdXU1jm=w2000";
    const IMAGE_BASE_WIDTH = 1200;

    const ITEM_MAP = {
        "Gasoline":  { x: 0, y: 0,    w: 1200, h: 238 },
        "Diesel":    { x: 0, y: 242,  w: 1200, h: 235 },
        "Kerosene":  { x: 0, y: 484,  w: 1200, h: 235 },
        "Potassium": { x: 0, y: 724,  w: 1200, h: 235 },
        "Magnesium": { x: 0, y: 963,  w: 1200, h: 235 },
        "Thermite":  { x: 0, y: 1203, w: 1200, h: 235 },
        "Oxygen":    { x: 0, y: 1443, w: 1200, h: 235 },
        "Methane":   { x: 0, y: 1683, w: 1200, h: 235 },
        "Hydrogen":  { x: 0, y: 1923, w: 1200, h: 235 },
    };

    const IS_MOBILE = !document.body.querySelector('.searchFormWrapper___LXcWp');

    function extractItemName(ariaLabel) {
        if (!ariaLabel) return null;
        const lower = ariaLabel.toLowerCase();
        return Object.keys(ITEM_MAP).find(name => lower.includes(name.toLowerCase())) || null;
    }

    // =====================================================
    // DESKTOP — hover popup
    // =====================================================

    if (!IS_MOBILE) {
        const DESKTOP_SCALE = 0.7;

        let popup     = null;
        let activeBtn = null;

        function showPopup(itemName, button) {
            const map     = ITEM_MAP[itemName];
            const rect    = button.getBoundingClientRect();
            const scaledW = map.w * DESKTOP_SCALE;
            const scaledH = map.h * DESKTOP_SCALE;

            let left = rect.right + 10;
            let top  = rect.top;

            if (left + scaledW > window.innerWidth)  left = rect.left - scaledW - 10;
            if (top  + scaledH > window.innerHeight) top  = window.innerHeight - scaledH - 10;

            if (popup) popup.remove();

            popup = document.createElement("div");
            Object.assign(popup.style, {
                position:           "fixed",
                zIndex:             "99999",
                left:               `${left}px`,
                top:                `${top}px`,
                width:              `${scaledW}px`,
                height:             `${scaledH}px`,
                backgroundImage:    `url(${IMAGE_URL})`,
                backgroundRepeat:   "no-repeat",
                backgroundPosition: `-${map.x * DESKTOP_SCALE}px -${map.y * DESKTOP_SCALE}px`,
                backgroundSize:     `${IMAGE_BASE_WIDTH * DESKTOP_SCALE}px auto`,
                border:             "1px solid #444",
                boxShadow:          "0 0 12px rgba(0,0,0,0.6)",
                pointerEvents:      "none",
            });

            document.body.appendChild(popup);
            activeBtn = button;
        }

        function hidePopup() {
            if (popup) { popup.remove(); popup = null; }
            activeBtn = null;
        }

        // mousemove fires continuously — no SPA readiness wait needed
        document.addEventListener("mousemove", (e) => {
            const button   = e.target.closest("button");
            const itemName = button ? extractItemName(button.getAttribute("aria-label") || "") : null;

            if (itemName) {
                if (button !== activeBtn) showPopup(itemName, button);
            } else {
                if (activeBtn) hidePopup();
            }
        });

        document.addEventListener("keydown", (e) => { if (e.key === "Escape") hidePopup(); });
    }

    // =====================================================
    // MOBILE — tap popup with pinch-zoom and pan
    // =====================================================

    if (IS_MOBILE) {
        let popup     = null;
        let image     = null;
        let scale     = 1;
        let offsetX   = 0;
        let offsetY   = 10;
        let isPinch   = false;
        let initDist  = null;
        let initScale = null;
        let lastTouch = null;

        function applyTransform() {
            image.style.transform = `translate(${offsetX}px, ${offsetY}px) scale(${scale})`;
        }

        // Renders the cropped image for itemName and resets position/zoom
        function renderContent(itemName) {
            const map      = ITEM_MAP[itemName];
            const imgScale = (window.innerWidth - 12) / IMAGE_BASE_WIDTH;

            Object.assign(image.style, {
                width:              `${map.w * imgScale}px`,
                height:             `${map.h * imgScale}px`,
                backgroundImage:    `url(${IMAGE_URL})`,
                backgroundRepeat:   "no-repeat",
                backgroundPosition: `-${map.x * imgScale}px -${map.y * imgScale}px`,
                backgroundSize:     `${IMAGE_BASE_WIDTH * imgScale}px auto`,
            });

            scale   = 1;
            offsetX = 0;
            offsetY = 10;
            applyTransform();
        }

        function showPopup(itemName) {
            if (popup) {
                // New item tapped: swap content and reset position/zoom
                renderContent(itemName);
                return;
            }

            popup = document.createElement("div");
            Object.assign(popup.style, {
                position:    "fixed",
                top:         "10px",
                left:        "50%",
                transform:   "translateX(-50%)",
                zIndex:      "99999",
                touchAction: "none",
            });

            image = document.createElement("div");
            image.style.transformOrigin = "0 0";
            popup.appendChild(image);
            document.body.appendChild(popup);

            renderContent(itemName);

            popup.addEventListener("touchstart", (e) => {
                if (e.touches.length === 2) {
                    isPinch  = true;
                    initDist = null;
                } else {
                    isPinch   = false;
                    lastTouch = e.touches[0];
                }
            }, { passive: true });

            popup.addEventListener("touchmove", (e) => {
                e.preventDefault();

                if (e.touches.length === 2) {
                    const dx   = e.touches[0].clientX - e.touches[1].clientX;
                    const dy   = e.touches[0].clientY - e.touches[1].clientY;
                    const dist = Math.sqrt(dx * dx + dy * dy);

                    if (!initDist) {
                        initDist  = dist;
                        initScale = scale;
                    } else {
                        scale = Math.min(Math.max(initScale * (dist / initDist), 1), 4);
                    }

                    applyTransform();
                    return;
                }

                if (!lastTouch) return;

                const touch = e.touches[0];
                offsetX    += touch.clientX - lastTouch.clientX;
                offsetY    += touch.clientY - lastTouch.clientY;
                lastTouch   = touch;
                applyTransform();
            }, { passive: false });

            popup.addEventListener("touchend", () => {
                if (isPinch) initDist = null;
            });
        }

        function hidePopup() {
            if (popup) { popup.remove(); popup = null; image = null; }
            scale     = 1; offsetX = 0; offsetY = 10;
            isPinch   = false; initDist = null; lastTouch = null;
        }

        // Single listener handles both show (button tap) and dismiss (tap elsewhere)
        document.addEventListener("click", (e) => {
            const button   = e.target.closest("button");
            const itemName = button ? extractItemName(button.getAttribute("aria-label") || "") : null;

            if (itemName) {
                showPopup(itemName);
            } else if (popup && !popup.contains(e.target)) {
                hidePopup();
            }
        });

        document.addEventListener("keydown", (e) => { if (e.key === "Escape") hidePopup(); });
    }

})();