import * as ejs from "ejs";
import { existsSync } from "fs";

import { Article, asyncLoadJSON, CardMarketApi, MCMDB } from "../lib";
import { cubeCards, genCube } from "../lib/cube";

async function run() {
  if (process.argv.length < 3) {
    console.error("Usage: yarn buy <uid>");
    process.exit(1);
    return;
  }
  const uid = process.argv[2];
  const uidCards = `${uid}-cards.json`;
  if (!existsSync("mcmCards.json")) {
    console.error("Card db is missing! Run 'yarn convert-db' first.");
    process.exit(1);
  }
  if (!existsSync(uidCards)) {
    console.error(`Could not find ${uidCards}! Run 'yarn fetch ${uid}' first.`);
    process.exit(1);
  }
  let db = await asyncLoadJSON<MCMDB>("mcmCards.json");
  let articles = await asyncLoadJSON<Article[]>(`${uid}-cards.json`);

  const cards = cubeCards(await genCube(db, articles));

  let api = new CardMarketApi();

  // Can only list 100 articles per request
  let offset = 0;
  while (offset < cards.length) {
    const xml: string = await ejs.renderFile("templates/buy.ejs", {
      cards: cards.slice(offset, offset + 100)
    });
    await api.put("/shoppingcart", null, xml);
    offset += 100;
  }
}

run();