Barter.vg, Thumbnail

always display thumbnail of game

Na nainštalovanie skriptu si budete musieť nainštalovať rozšírenie, ako napríklad Tampermonkey, Greasemonkey alebo Violentmonkey.

Na inštaláciu tohto skriptu je potrebné nainštalovať rozšírenie, ako napríklad Tampermonkey.

Na nainštalovanie skriptu si budete musieť nainštalovať rozšírenie, ako napríklad Tampermonkey, % alebo Violentmonkey.

Na nainštalovanie skriptu si budete musieť nainštalovať rozšírenie, ako napríklad Tampermonkey alebo Userscripts.

Na inštaláciu tohto skriptu je potrebné nainštalovať rozšírenie, ako napríklad Tampermonkey.

Na inštaláciu tohto skriptu je potrebné nainštalovať rozšírenie správcu používateľských skriptov.

(Už mám správcu používateľských skriptov, nechajte ma ho nainštalovať!)

Na inštaláciu tohto štýlu je potrebné nainštalovať rozšírenie, ako napríklad Stylus.

Na inštaláciu tohto štýlu je potrebné nainštalovať rozšírenie, ako napríklad Stylus.

Na inštaláciu tohto štýlu je potrebné nainštalovať rozšírenie, ako napríklad Stylus.

Na inštaláciu tohto štýlu je potrebné nainštalovať rozšírenie správcu používateľských štýlov.

Na inštaláciu tohto štýlu je potrebné nainštalovať rozšírenie správcu používateľských štýlov.

Na inštaláciu tohto štýlu je potrebné nainštalovať rozšírenie správcu používateľských štýlov.

(Už mám správcu používateľských štýlov, nechajte ma ho nainštalovať!)

// ==UserScript==
// @name         Barter.vg, Thumbnail
// @namespace    http://tampermonkey.net/
// @version      0.5.11
// @description  always display thumbnail of game
// @icon         https://www.google.com/s2/favicons?sz=64&domain=barter.vg
// @author       You
// @match        https://barter.vg/*
// @match        https://bartervg.com/*
// @grant        none
// @run-at       document-end
// ==/UserScript==
(function() {
    const STORAGE_KEY = "BarterToSteamThumbnailMaps";
    const pages = {
        bundles : location.pathname.indexOf("/bundles/") == 0,
        bundle: location.pathname.indexOf("/bundle/") == 0,
        giveways: location.pathname.indexOf("/giveways/") == 0,
        browse: location.pathname.indexOf("/browse/") == 0,
        wishlist: location.pathname.indexOf("/w/") > 0,
        tradable: location.pathname.indexOf("/t/") > 0,
        blacklist: location.pathname.indexOf("/b/") > 0,
        scrachpad: location.pathname.indexOf("/c/") > 0,
        library: location.pathname.indexOf("/l/") > 0,
        offer: location.pathname.indexOf("/o/") > 0,
        info: location.pathname.indexOf("/i/") == 0,
        traded: location.pathname.indexOf("/d/") > 0,
        fulfilled: location.pathname.indexOf("/f/") > 0,
        matching: location.pathname.indexOf("/m/") > 0,
        editing: location.pathname.indexOf("/e/") > 0,
        revoked: location.pathname.indexOf("/v/") > 0,
    };

    console.log("[bt] page info", pages);

    const lazyLoading = [];
    const thumbnailsMap = restoreThumbnailMap();
    const sidRegex = /(app|sub)\/\d+/g;

    function restoreThumbnailMap() {
        try {
            var map = JSON.parse(localStorage[STORAGE_KEY]);
        } finally {
            return typeof map == "object" ? map : {};
        }
    }

    function saveThumbnailMap() {
        localStorage[STORAGE_KEY] = JSON.stringify(thumbnailsMap);
    }

    function makeThumbUrl(id) {
        return `https://steamcdn-a.akamaihd.net/steam/${id.replace("/", "s/")}/capsule_184x69.jpg`;
    }

    function makeHeaderUrl(id) {
        return `https://steamcdn-a.akamaihd.net/steam/${id.replace("/", "s/")}/header.jpg`;
    }

    // bid : Barter ID
    // sid : Steam Store ID (sub/app)
    function bidToSid(bid) {
        var sid = thumbnailsMap[bid];
        if (!sid) return;

        if (sid.indexOf("/i/") == 0) {
            sid = thumbnailsMap[sid.replace("/i/", "")];
        }
        return sid;
    }

    function applyToMatching(barter) {
        var bid = barter.href.match(/\d+/g)[0];
        var sid = bidToSid(bid);
        if (!sid) return;

        var li = barter.closest("li");
        li.setAttribute("thumbnail", "");
        lazyLoading.push({
            element: li,
            backgroundImage: `url('${makeThumbUrl(sid)}'), url('${makeHeaderUrl(sid)}'), var(--unknown-thumbnail)`,
            rect: li.getBoundingClientRect()
        });
    }

    function applyToCollection(barter) {
        if (barter.href.indexOf("#") >= 0) return;
        var bid = barter.href.match(/\d+/g)[0];

        var tr = barter.closest("tr");
        if (!tr) return;
        var td = barter.closest("td");
        if (!td) return;

        var sid = bidToSid(bid),
            steam = tr.querySelector("a[href*='/app/'], a[href*='/sub/']"),
            isSub = steam && steam.href.indexOf("/sub/") >= 0;
        if (steam) {
            if (!isSub || !sid) {
                sid = steam.href.match(sidRegex)[0];
                thumbnailsMap[bid] = sid;

                /// console.log(`[bt] saved /i/${bid} to ${sid} (${barter.innerText})`);
            }
        }

        var background = sid ? `url('${makeThumbUrl(sid)}'), url('${makeHeaderUrl(sid)}'), var(--unknown-thumbnail)` : `var(--unknown-thumbnail)`;
        var nid;
        if (isSub && tr.classList.contains("included")) {
            var next = tr.nextSibling;
            if (next) {
                var baseSteam = next.querySelector("[href*='/sub/'], [href*='/app/']"), baseBarter = next.querySelector("[href*='/i/']");
                if (baseSteam) {
                    nid = baseSteam.href.match(sidRegex)[0];
                    thumbnailsMap[bid] = nid;

                    // console.log(`[bt] base game is ${nid}`);
                } else if (baseBarter) {
                    nid = bidToSid(baseBarter.href.match(/\d+/g)[0]);
                }

                if (nid) {
                    background = `url('${makeThumbUrl(nid)}'), url('${makeHeaderUrl(nid)}'), ${background}`;
                }
            }
        }

        if (isSub || sid || nid) {
            td.setAttribute("thumbnail", "");
            lazyLoading.push({
                element: td,
                backgroundImage: background,
                rect: td.getBoundingClientRect()
            });
        }
    }

    function applyToOffer(barter) {
        if (barter.href.indexOf("#") >= 0) return;
        var bid = barter.href.match(/\d+/g)[0];

        var tr = barter.closest("tr");
        if (!tr) return;
        var td = barter.closest("td");
        if (!td) return;

        var sid = bidToSid(bid),
            steam = tr.querySelector("a[href*='/app/'], a[href*='/sub/']"),
            isSub = steam && steam.href.indexOf("/sub/") >= 0;
        if (steam) {
            if (!isSub || !sid) {
                sid = steam.href.match(sidRegex)[0];
                thumbnailsMap[bid] = sid;

                /// console.log(`[bt] saved /i/${bid} to ${sid} (${barter.innerText})`);
            }
        }

        var background = sid ? `url('${makeThumbUrl(sid)}'), url('${makeHeaderUrl(sid)}'), var(--unknown-thumbnail)` : `var(--unknown-thumbnail)`;
        var nid;
        if (isSub && tr.classList.contains("included")) {
            var next = tr.nextSibling;
            if (next) {
                var baseSteam = next.querySelector("[href*='/sub/'], [href*='/app/']"), baseBarter = next.querySelector("[href*='/i/']");
                if (baseSteam) {
                    nid = baseSteam.href.match(sidRegex)[0];
                    thumbnailsMap[bid] = nid;

                    // console.log(`[bt] base game is ${nid}`);
                } else if (baseBarter) {
                    nid = bidToSid(baseBarter.href.match(/\d+/g)[0]);
                }

                if (nid) {
                    background = `url('${makeThumbUrl(nid)}'), url('${makeHeaderUrl(nid)}'), ${background}`;
                }
            }
        }

        if (sid || nid) {
            td.setAttribute("thumbnail", "");
            lazyLoading.push({
                element: td,
                backgroundImage: background,
                parent: barter.closest("div"),
            });
        }
    }

    var scrollTimer = 0;
    function onScroll(ev) {
        if (scrollTimer > 0) return;

        scrollTimer = setTimeout(function () {
            var item, scrollTop, clientHeight, itemTop, preloadingMargin;

            for (var i = 0; i < lazyLoading.length; i++) {
                item = lazyLoading[i];

                if (pages.offer) {
                    if (ev.target != item.parent) continue;
                    scrollTop = ev.target.getBoundingClientRect().top;
                    clientHeight = ev.target.clientHeight;
                    itemTop = item.element.getBoundingClientRect().top;
                    preloadingMargin = 100;
                } else {
                    scrollTop = 0;
                    clientHeight = document.documentElement.clientHeight || document.body.clientHeight;
                    itemTop = item.element.getBoundingClientRect().top;
                    preloadingMargin = 500;
                }

                if (scrollTop - preloadingMargin < itemTop && itemTop < scrollTop + clientHeight + preloadingMargin) {
                //if (itemTop < scrollTop + preloadingMargin) {
                    item.element.style.setProperty("--thumbnail", item.backgroundImage);
                    // console.log(item.element.parentNode.innerText, scrollTop, clientHeight, itemTop);
                    lazyLoading.splice(i, 1);
                    i--;
                }
            }
            scrollTimer = 0;
        }, 50);
    }

    function onMatchingPage() {
        var items = document.querySelectorAll(`.matchcol a[href*='/i/']`);
        for (var i = 0; i < items.length; i++) {
            applyToMatching(items[i]);
        }
    }

    function onCollectionPage() {
        var items = document.querySelectorAll(`.collection tr a[href*='/i/']`);
        for (var i = 0; i < items.length; i++) {
            applyToCollection(items[i])
        }
    }

    function onOfferPage() {
        var items = document.querySelectorAll(`.collection tr a[href*='/i/']`);
        for (var i = 0; i < items.length; i++) {
            applyToOffer(items[i]);
        }
    }

    function compareNumbers(a, b) {
        return a - b;
    }

    function fetchBaseGame() {
        var tags = document.querySelectorAll(".tag");
        if (tags.length == 0) return;

        tags = Array.prototype.filter.call(tags, t => t.innerText.trim() == "included");
        tags = Array.prototype.map.call(tags, t => {
            var b = t.closest("li").querySelector("a[href*='/i/']");
            return parseInt(b.href.match(/\d+/g)[0]);
        });
        Array.prototype.sort.call(tags, compareNumbers);
        return tags[0];
    }

    function onInfoPage() {
        // save thumbnail map
        var sid, bid = location.pathname.match(/\d+/)[0];
        var steamHeader = document.querySelector(`#main > a[href*='/sub/'] img, #main > a[href*='/app/'] img`);
        var isSub = steamHeader && steamHeader.src.indexOf("/subs/") >= 0;

        if (steamHeader) {
            if (isSub) {
                var baseBid = fetchBaseGame();
                if (baseBid) {
                    thumbnailsMap[bid] = `/i/${baseBid}`;

                    console.log(`[bt] saved ${bid} to ${thumbnailsMap[bid]}`);
                }

                sid = bidToSid(bid);
                if (sid) {
                    steamHeader.src = makeHeaderUrl(sid);

                    console.log("[bt] header image was replaced");
                }
            } else {
                var steam = steamHeader.closest("a");
                sid = steam.href.match(sidRegex)[0];
                thumbnailsMap[bid] = sid;

                console.log(`[bt] saved /i/${bid} to ${sid}`);
            }

        } else {
            var steamVersion = document.querySelector("#bc a[href*='/i/']:has(img[src*='steam.png'])");
            if (!steamVersion) return;
            thumbnailsMap[bid] = `/i/${steamVersion.href.match(/\d+/g)[0]}`;

            console.log(`[bt] saved /i/${bid} to ${thumbnailsMap[bid]}`);
        }
    }

    function delay(ts) {
        return new Promise((callback) => {
            setTimeout(callback, ts);
        });
    }

    function onLoaded () {
        // console.log("items", items);

        if (pages.info) {
            onInfoPage();
        } else if (pages.offer) {
            onOfferPage();
        } else if (pages.matching) {
            onMatchingPage();
        } else if (pages.bundle) {
            // do noting
        } else {
            onCollectionPage();
        }

        // console.log("lazyLoading", lazyLoading);

        saveThumbnailMap();

        if (pages.offer) {
            document.querySelectorAll(".collectionSelect").forEach(async function (el) {
                await delay(100);
                el.addEventListener("scroll", onScroll);
                onScroll.call(el, { target: el });
            });
        } else {
            window.addEventListener("scroll", onScroll);
            window.dispatchEvent(new Event("scroll"));
        }

        var style = document.createElement("style");
        style.innerHTML = `
body {
    --unknown-thumbnail: url('https://bartervg.com/imgs/ico/steam184_69.png');
}
.matchcol [thumbnail] {
    position: relative;
}
.matchcol [thumbnail]:before {
    display: inline-block;
    position: absolute;
    content: "";
    width: 184px;
    min-height: 30px;
    right: 0;
    pointer-events: none;
    opacity: 0.5;
    z-index: -1;
    background-image: var(--thumbnail);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.collection td { vertical-align: middle; padding-top: 0; padding-bottom: 0; }
.collection td abbr + div { display: inline-block; }
.collection [thumbnail]:before {
    display: inline-block;
    position: relative;
    content: "";
    margin-right: 8px;
    width: 184px;
    min-height: 30px;
    vertical-align: middle;
    background-image: var(--thumbnail);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.showMoreTable tr.included td[thumbnail] { padding-left: 8px; }

#listEdit { z-index: 100; }
`;
        document.querySelector("head").appendChild(style);
    }
    onLoaded();
})();