pruncalc/www/buy.js

// ts/cache.ts
var fetchCache = new Map;
async function cachedFetchJSON(url, options) {
  if (fetchCache.has(url))
    return fetchCache.get(url);
  const response = await fetch(url, options).then((r) => r.json());
  fetchCache.set(url, response);
  return response;
}

// ts/popover.ts
function setupPopover() {
  const main = document.querySelector("main");
  const popover = document.querySelector("#popover");
  main.addEventListener("mouseover", (event) => {
    const target = event.target;
    if (target.dataset.tooltip) {
      popover.textContent = target.dataset.tooltip;
      const rect = target.getBoundingClientRect();
      popover.style.left = `${rect.left}px`;
      popover.style.top = `${rect.bottom}px`;
      popover.showPopover();
    }
  });
  main.addEventListener("mouseout", (event) => {
    const target = event.target;
    if (target.dataset.tooltip)
      popover.hidePopover();
  });
}

// ts/buy.ts
var warehouseNames = {
  AI1: "ANT",
  CI1: "BEN",
  IC1: "HRT",
  NC1: "MOR"
};
var username = document.querySelector("#username");
var apiKey = document.querySelector("#api-key");
{
  const storedUsername = localStorage.getItem("fio-username");
  if (storedUsername)
    username.value = storedUsername;
  const storedApiKey = localStorage.getItem("fio-api-key");
  if (storedApiKey)
    apiKey.value = storedApiKey;
}
document.querySelector("#fetch").addEventListener("click", async () => {
  const supplyForDays = parseInt(document.querySelector("#days").value, 10);
  const loader = document.querySelector("#loader");
  loader.innerHTML = "";
  loader.style.display = "block";
  try {
    await calculate(username.value, apiKey.value, supplyForDays);
    localStorage.setItem("fio-username", username.value);
    localStorage.setItem("fio-api-key", apiKey.value);
  } catch (e) {
    console.error(e);
  }
  loader.style.display = "none";
});
document.querySelector("#buys").addEventListener("click", (event) => {
  if (!event.target)
    return;
  const target = event.target;
  if (target.tagName !== "INPUT" || target.type !== "button")
    return;
  const xitSection = target.parentElement;
  if (!xitSection || !xitSection.classList.contains("xit-act"))
    return;
  navigator.clipboard.writeText(xitSection.querySelector("textarea").value);
});
setupPopover();
async function calculate(username2, apiKey2, supplyForDays) {
  const buys = document.querySelector("#buys");
  buys.innerHTML = "";
  const closest = await cachedFetchJSON("/closest.json");
  const planetsByCX = new Map;
  for (const planet of await getPlanets(username2, apiKey2)) {
    const wh = closest[planet.id];
    const existing = planetsByCX.get(wh);
    if (existing)
      existing.push(planet);
    else
      planetsByCX.set(wh, [planet]);
  }
  for (const [cx, planets] of planetsByCX)
    buys.append(...await calcForCX(username2, apiKey2, supplyForDays, planets, cx));
}
async function calcForCX(username2, apiKey2, supplyForDays, planets, cx) {
  const prices = await getPrices(cx);
  const avail = await warehouseInventory(username2, apiKey2, warehouseNames[cx]);
  const { bids, orders } = await getBids(username2, apiKey2, cx);
  const totalConsumption = new Map;
  for (const planet of planets) {
    for (const [ticker, consumption] of planet.netConsumption)
      totalConsumption.set(ticker, (totalConsumption.get(ticker) ?? 0) + consumption);
    for (const mat of planet.exporting) {
      const planetExport = planet.inventory.get(mat);
      if (planetExport)
        avail.set(mat, (avail.get(mat) ?? 0) + planetExport);
    }
  }
  const buy = new Map;
  for (const [mat, amount] of totalConsumption)
    if (amount > 0)
      buy.set(mat, (buy.get(mat) ?? 0) + amount * supplyForDays);
  const materials = [];
  for (const [mat, amount] of buy) {
    const remaining = Math.max(amount - (bids.get(mat) ?? 0) - (avail.get(mat) ?? 0), 0);
    const price = prices.get(mat);
    if (!price || price.Bid === null || price.Ask === null) {
      console.log(mat, "has no bid/ask");
      continue;
    }
    const spread = price.Ask - price.Bid;
    materials.push({
      ticker: mat,
      amount,
      bids: bids.get(mat) ?? 0,
      have: avail.get(mat) ?? 0,
      spread,
      savings: spread * remaining
    });
  }
  materials.sort((a, b) => b.savings - a.savings);
  const h2 = document.createElement("h2");
  h2.textContent = `${cx}/${warehouseNames[cx]}`;
  const span = document.createElement("span");
  span.textContent = planets.map((p) => p.name).join(", ");
  const table = document.createElement("table");
  table.innerHTML = `
		<thead>
			<tr>
				<th>mat</th>
				<th data-tooltip="needed to supply all planets">want</th>
				<th>bids</th>
				<th data-tooltip="in warehouse">have</th>
				<th data-tooltip="want - bids - have">buy</th>
				<th data-tooltip="ask - bid">spread</th>
				<th data-tooltip="buy × spread">savings</th>
			</tr>
		</thead>
		<tbody></tbody>`;
  const tbody = table.querySelector("tbody");
  const toBuy = {};
  const priceLimits = {};
  const format = new Intl.NumberFormat(undefined, { maximumFractionDigits: 0 }).format;
  for (const m of materials) {
    const tr = document.createElement("tr");
    const buyAmount = Math.max(m.amount - m.bids - m.have, 0);
    tr.innerHTML = `
			<td>${m.ticker}</td>
			<td>${format(m.amount)}</td>
			<td>${format(m.bids)}</td>
			<td>${format(m.have)}</td>
			<td>${format(buyAmount)}</td>
			<td>${format(m.spread)}</td>
			<td>${format(m.savings)}</td>
		`;
    if (buyAmount > 0) {
      if (m.bids === 0)
        tr.children[2].classList.add("red");
      toBuy[m.ticker] = Math.round(buyAmount);
      const bid = prices.get(m.ticker).Bid;
      const epsilon = 10 ** (Math.floor(Math.log10(bid)) - 2);
      const limit = bid + 2 * epsilon;
      priceLimits[m.ticker] = limit;
    }
    tbody.appendChild(tr);
  }
  const xitSection = document.createElement("section");
  xitSection.classList.add("xit-act");
  xitSection.innerHTML = `
		<textarea readonly></textarea>
		<input type="button" value="copy">`;
  xitSection.querySelector("textarea").value = JSON.stringify({
    actions: [
      {
        name: "BuyItems",
        type: "CX Buy",
        group: "A1",
        exchange: cx,
        priceLimits,
        buyPartial: true,
        allowUnfilled: true,
        useCXInv: false
      }
    ],
    global: { name: `${cx} buy orders for ${supplyForDays} days` },
    groups: [{ type: "Manual", name: "A1", materials: toBuy }]
  });
  orders.sort((a, b) => b.Limit * b.Amount - a.Limit * a.Amount);
  for (const order of orders) {
    const deposit = order.Limit * order.Amount;
    console.log(`${order.MaterialTicker.padEnd(4)} ${deposit}
`);
  }
  return [h2, span, table, xitSection];
}
async function getPrices(cx) {
  const rawPrices = await cachedFetchJSON("https://refined-prun.github.io/refined-prices/all.json");
  const prices = new Map;
  for (const p of rawPrices)
    if (p.ExchangeCode === cx)
      prices.set(p.MaterialTicker, p);
  return prices;
}
async function getPlanets(username2, apiKey2) {
  const fioBurns = await cachedFetchJSON("https://rest.fnar.net/fioweb/burn/user/" + username2, { headers: { Authorization: apiKey2 } });
  const planets = fioBurns.map((burn) => new Planet(burn));
  return planets;
}
async function warehouseInventory(username2, apiKey2, whName) {
  const warehouses = await cachedFetchJSON("https://rest.fnar.net/sites/warehouses/" + username2, { headers: { Authorization: apiKey2 } });
  const inventory = new Map;
  for (const warehouse of warehouses)
    if (warehouse.LocationNaturalId === whName) {
      const storage = await cachedFetchJSON(`https://rest.fnar.net/storage/${username2}/${warehouse.StoreId}`, { headers: { Authorization: apiKey2 } });
      for (const item of storage.StorageItems)
        inventory.set(item.MaterialTicker, item.MaterialAmount);
      break;
    }
  return inventory;
}
async function getBids(username2, apiKey2, cx) {
  const allOrders = await cachedFetchJSON("https://rest.fnar.net/cxos/" + username2, { headers: { Authorization: apiKey2 } });
  const orders = allOrders.filter((order) => order.OrderType === "BUYING" && order.Status !== "FILLED" && order.ExchangeCode === cx);
  const bids = new Map;
  for (const order of orders)
    bids.set(order.MaterialTicker, (bids.get(order.MaterialTicker) ?? 0) + order.Amount);
  return { bids, orders };
}

class Planet {
  id;
  name;
  inventory;
  netConsumption;
  exporting;
  constructor(fioBurn) {
    this.id = fioBurn.PlanetId;
    this.name = fioBurn.PlanetName || fioBurn.PlanetNaturalId;
    this.inventory = new Map;
    for (const item of fioBurn.Inventory)
      this.inventory.set(item.MaterialTicker, item.MaterialAmount);
    this.netConsumption = new Map;
    for (const item of fioBurn.OrderProduction)
      this.netConsumption.set(item.MaterialTicker, -item.DailyAmount);
    for (const c of [...fioBurn.OrderConsumption, ...fioBurn.WorkforceConsumption]) {
      this.netConsumption.set(c.MaterialTicker, (this.netConsumption.get(c.MaterialTicker) ?? 0) + c.DailyAmount);
    }
    this.exporting = new Set;
    for (const item of fioBurn.OrderProduction)
      if ((this.netConsumption.get(item.MaterialTicker) ?? 0) < 0)
        this.exporting.add(item.MaterialTicker);
  }
}

//# debugId=D0751901C98C88F664756E2164756E21