pruncalc/dist/main.js

// src/main.ts
async function fetchData() {
  const [recipesResponse, exchangesResponse] = await Promise.all([
    fetch("https://api.prunplanner.org/data/recipes"),
    fetch("https://api.prunplanner.org/data/exchanges")
  ]);
  const [recipes, prices] = await Promise.all([
    recipesResponse.json(),
    exchangesResponse.json()
  ]);
  return { recipes, prices };
}
function render({ recipes, prices }) {
  const priceMap = new Map;
  for (const price of prices)
    if (price.ExchangeCode == "PP7D_IC1")
      priceMap.set(price.MaterialTicker, price.PriceAverage);
  const fmt = new Intl.NumberFormat(undefined, { maximumFractionDigits: 2 });
  const tbody = document.querySelector("tbody");
  tbody.innerHTML = "";
  for (const recipe of recipes) {
    if (recipe.BuildingTicker !== "FRM")
      continue;
    const runsPerDay = 1000 * 60 * 60 * 24 / recipe.TimeMs;
    const revenuePerRun = recipe.Outputs.reduce((sum, output) => {
      const price = priceMap.get(output.Ticker);
      if (price === undefined)
        throw new Error(`missing price for ${output.Ticker}`);
      return sum + price * output.Amount;
    }, 0);
    const costPerRun = recipe.Inputs.reduce((sum, input) => {
      const price = priceMap.get(input.Ticker);
      if (price === undefined)
        throw new Error(`missing price for ${input.Ticker}`);
      return sum + price * input.Amount;
    }, 0);
    const row = document.createElement("tr");
    row.innerHTML = `
			<td>${recipe.RecipeName}</td>
			<td>${fmt.format(revenuePerRun * runsPerDay)}</td>
			<td>${fmt.format(costPerRun * runsPerDay)}</td>
			<td>${fmt.format((revenuePerRun - costPerRun) * runsPerDay)}</td>
		`;
    tbody.appendChild(row);
  }
}
fetchData().then(render);

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