Adds market pricing for items in your inventory
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// ==UserScript==
// @name Inventory Pricing
// @namespace https://greasyfork.org/users/1543605
// @version 0.4.8
// @description Adds market pricing for items in your inventory
// @license MIT
// @author Bobb
// @match https://www.zed.city/inventory
// @connect api.zed.city
// @run-at document-end
// @grant GM_xmlhttpRequest
// @grant GM_addStyle
// ==/UserScript==
(() => {
'use strict';
const PLUGIN_NAME = 'Inventory Pricing';
const MARKET_URL = 'https://api.zed.city/getMarket';
const LOCAL_STORAGE_NAME = 'market-prices';
const INVENTORY_PRICING_SETTING_LOCAL_STORAGE_NAME = 'inventory-pricing-currency-settings'
const LOCAL_STORAGE_TTL_MS = 5 * 60 * 1000;
const LABEL_SELECTOR = '.q-item__label';
const PRICE_CLASS = 'market-pricing';
const DATA_FLAG = 'priceInjected';
const CURRENCY_OBJECT_TEMPLATE = {
locale: "",
style: "currency",
currency: ""
}
const DEFAULT_CURRENCY_OBJECT_TEMPLATE = {
locale: "en-US",
style: "currency",
currency: "USD"
}
const DEFAULT_CURRENCY_OBJ = new Intl.NumberFormat(DEFAULT_CURRENCY_OBJECT_TEMPLATE.locale, { style: DEFAULT_CURRENCY_OBJECT_TEMPLATE.style, currency: DEFAULT_CURRENCY_OBJECT_TEMPLATE.currency});
let currentCurrencyObject = null;
let currentCurrencyObjectTemplate = null;
const COMMON_LOCALES = [
"en-US",
"en-GB",
"fr-FR",
"de-DE",
"es-ES",
"it-IT",
"ja-JP",
"zh-CN",
"ko-KR",
"pt-BR"
];
const COMMON_CURRENCIES = [
"USD",
"EUR",
"GBP",
"JPY",
"CNY",
"AUD",
"CAD",
"CHF",
"HKD",
"INR"
];
const getPluginName = () => PLUGIN_NAME.toUpperCase();
GM_addStyle(`
.${PRICE_CLASS} {
font-size: 12px;
color: #00b894;
margin: 4px 0 0 0;
opacity: 0.9;
}
`);
GM_addStyle(`
.inventory-prices-settings-modal {
position: absolute;
bottom: 50px;
left: 50px;
width: 200px;
height: 400px;
z-index: 2;
background-color: rgba(30,30,30,0.8);
padding: 20px;
}
`);
GM_addStyle(`
.inventory-prices-settings-modal__select {
width: 100%;
}
`);
const fetchJSON = (url) =>
new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url,
onload: (res) => {
try {
const txt = res.responseText;
const json = JSON.parse(txt);
resolve(json);
} catch (e) {
console.error(`[${getPluginName()}] Error parsing JSON from ${url}:`, e);
reject(e);
}
},
onerror: (err) => {
console.error(`[${getPluginName()}] Request failed:`, err);
reject(err);
},
});
});
const initializeSettingsModal = () => {
const div = document.createElement('div');
div.classList.add('inventory-prices-settings-modal')
const localeSelectEl = document.createElement('select')
const currencySelectEl = document.createElement('select')
COMMON_LOCALES.forEach(l => {
let opt = document.createElement('option')
opt.value = l
opt.innerText = l
localeSelectEl.appendChild(opt)
})
COMMON_CURRENCIES.forEach(l => {
let opt = document.createElement('option')
opt.value = l
opt.innerText = l
currencySelectEl.appendChild(opt)
});
if(!localStorage.getItem(INVENTORY_PRICING_SETTING_LOCAL_STORAGE_NAME)) {
currentCurrencyObject = DEFAULT_CURRENCY_OBJ
currentCurrencyObjectTemplate = DEFAULT_CURRENCY_OBJECT_TEMPLATE
localStorage.setItem(INVENTORY_PRICING_SETTING_LOCAL_STORAGE_NAME, JSON.stringify(currentCurrencyObjectTemplate))
} else {
currentCurrencyObjectTemplate = JSON.parse(localStorage.getItem(INVENTORY_PRICING_SETTING_LOCAL_STORAGE_NAME))
currentCurrencyObject = new Intl.NumberFormat(currentCurrencyObjectTemplate.locale, { style: currentCurrencyObjectTemplate.style, currency: currentCurrencyObjectTemplate.currency})
}
localeSelectEl.addEventListener('change', (e) => {
currentCurrencyObjectTemplate.locale = e.target.value
localStorage.setItem(INVENTORY_PRICING_SETTING_LOCAL_STORAGE_NAME, JSON.stringify(currentCurrencyObjectTemplate))
currentCurrencyObject = new Intl.NumberFormat(currentCurrencyObjectTemplate.locale, { style: currentCurrencyObjectTemplate.style, currency: currentCurrencyObjectTemplate.currency})
Array.from(document.querySelectorAll(`.${PRICE_CLASS}`)).forEach(p => {
const price = p.getAttribute('data-market-price')
p.textContent = currentCurrencyObject.format(price)
})
})
currencySelectEl.addEventListener('change', (e) => {
currentCurrencyObjectTemplate.currency = e.target.value
localStorage.setItem(INVENTORY_PRICING_SETTING_LOCAL_STORAGE_NAME, JSON.stringify(currentCurrencyObjectTemplate))
currentCurrencyObject = new Intl.NumberFormat(currentCurrencyObjectTemplate.locale, { style: currentCurrencyObjectTemplate.style, currency: currentCurrencyObjectTemplate.currency})
Array.from(document.querySelectorAll(`.${PRICE_CLASS}`)).forEach(p => {
const price = p.getAttribute('data-market-price')
p.textContent = currentCurrencyObject.format(price)
})
})
const localSelectLabelEl = document.createElement('label')
localSelectLabelEl.style.display = "block"
localSelectLabelEl.style.color = "white"
localSelectLabelEl.innerText = "Locale"
const currencySelectLabelEl = document.createElement('label')
currencySelectLabelEl.style.display = "block"
currencySelectLabelEl.style.color = "white"
currencySelectLabelEl.innerText = "Currency"
div.appendChild(localSelectLabelEl)
div.appendChild(localeSelectEl)
div.appendChild(currencySelectLabelEl)
div.appendChild(currencySelectEl)
document.body.appendChild(div)
}
const createMarketPriceElement = (price) => {
const div = document.createElement('div');
div.classList.add('inventory-pricing__price-wrapper')
const p = document.createElement('p');
p.classList.add(PRICE_CLASS);
p.setAttribute('data-market-price', price)
p.textContent = DEFAULT_CURRENCY_OBJ.format(price);
div.appendChild(p);
return div;
};
const now = () => Date.now();
const getRawLocalStorage = async () => {
const raw = localStorage.getItem(LOCAL_STORAGE_NAME);
if (!raw) {
await setLocalStorage();
return localStorage.getItem(LOCAL_STORAGE_NAME);
}
return raw;
};
const getParsedLocalStorage = async () => {
try {
const raw = await getRawLocalStorage();
if (!raw) return null;
return JSON.parse(raw);
} catch (e) {
console.error(`[${getPluginName()}] Error parsing local storage:`, e);
return null;
}
};
const setLocalStorage = async () => {
console.log(`[${getPluginName()}] Fetching market data…`);
const res = await fetchJSON(MARKET_URL);
const map = Array.isArray(res?.items)
? Object.fromEntries(res.items.map((i) => [String(i.name || '').trim(), i.market_price ?? null]))
: {};
const payload = {
fetchedAt: now(),
items: res?.items || [],
map,
};
localStorage.setItem(LOCAL_STORAGE_NAME, JSON.stringify(payload));
return payload;
};
const ensureMarketData = async () => {
let data = await getParsedLocalStorage();
const expired = !data || typeof data.fetchedAt !== 'number' || now() - data.fetchedAt > LOCAL_STORAGE_TTL_MS;
if (expired) {
data = await setLocalStorage();
}
if (!data.map) {
data.map = Object.fromEntries((data.items || []).map((i) => [String(i.name || '').trim(), i.market_price ?? null]));
localStorage.setItem(LOCAL_STORAGE_NAME, JSON.stringify(data));
}
return data;
};
const getMarketPrice = async (nameRaw) => {
try {
const name = String(nameRaw || '').trim();
if (!name) return null;
const market = await ensureMarketData();
if (name in market.map) return market.map[name];
const lower = name.toLowerCase();
for (const key of Object.keys(market.map)) {
if (key.toLowerCase() === lower) return market.map[key];
}
return null;
} catch (e) {
console.error(`[${getPluginName()}] getMarketPrice error: ${e.message}`);
return null;
}
};
const injectForLabelEl = async (labelEl) => {
try {
if (labelEl.dataset[DATA_FLAG] === '1') return;
const itemName = labelEl.textContent?.trim();
if (!itemName) return;
const price = await getMarketPrice(itemName);
if (price == null) return;
const host = labelEl.closest('.q-item__section--main') || labelEl.parentElement || labelEl;
if (host.querySelector(`.${PRICE_CLASS}`)) {
labelEl.dataset[DATA_FLAG] = '1';
return;
}
host.appendChild(createMarketPriceElement(price));
labelEl.dataset[DATA_FLAG] = '1';
} catch (e) {
console.error(`[${getPluginName()}] Injection error:`, e);
}
};
const processInventoryOnce = () => {
const labels = document.querySelectorAll(LABEL_SELECTOR);
if (!labels || labels.length === 0) {
return;
}
labels.forEach((el) => void injectForLabelEl(el));
};
const observeInventory = () => {
const observer = new MutationObserver((mutations) => {
let shouldScan = false;
for (const m of mutations) {
if (m.addedNodes && m.addedNodes.length > 0) {
shouldScan = true;
break;
}
if (m.type === 'attributes') {
shouldScan = true;
break;
}
}
if (shouldScan) processInventoryOnce();
});
observer.observe(document.documentElement, {
childList: true,
subtree: true,
attributes: true,
});
processInventoryOnce();
};
const wrapHistory = () => {
const push = history.pushState;
const replace = history.replaceState;
history.pushState = function () {
const ret = push.apply(this, arguments);
setTimeout(processInventoryOnce, 50);
return ret;
};
history.replaceState = function () {
const ret = replace.apply(this, arguments);
setTimeout(processInventoryOnce, 50);
return ret;
};
window.addEventListener('popstate', () => setTimeout(processInventoryOnce, 50));
};
const start = () => {
console.log(`[${getPluginName()}] Starting…`);
wrapHistory();
observeInventory();
ensureMarketData().catch(() => {});
initializeSettingsModal();
};
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', start, { once: true });
} else {
start();
}
})();