feat: switched scripts to typescript

scripts/buildRatingsLeaderboard.ts

@@ -0,0 +1,139 @@
+import { Octokit } from '@octokit/rest';
+import { rm, writeFile } from 'fs/promises';
+import { argv, env } from 'process';
+import commitMultipleFiles from './commitMultipleFiles.js';
+
+interface RatingsSeasonInfo {
+  count: number;
+}
+
+interface RatingsPlayer {
+  number: number;
+  spa_id: number;
+}
+
+interface RatingsNeighbors {
+  neighbors: RatingsPlayer[];
+}
+
+/*
+ * Central North American Time (UTC-5): use 0 5 * * *.
+ * Central European Time (UTC+1): use 0 23 * * *.
+ * Central Asia Standard Time (UTC+7): use 0 17 * * *.
+ *
+ * :region/ratings/:season/info.json: season info like rewards, start & end time, etc.
+ * :region/ratings/:season/latest.json: the absolute latest leaderboard recorded at UTC+0 midnight
+ * :region/ratings/:season/leaderboards/:time.json: collection of all recorded leaderboards at local midnights
+ */
+
+const publish = argv.includes('--publish');
+const latest = argv.includes('--latest');
+const server = argv.find((arg) => arg.startsWith('--region='))?.split('=')[1];
+
+if (!server) throw new Error('Region parameter not specified');
+
+const NEIGHBORS = 1000;
+const PLAYERS = await fetch(
+  `https://${server}.wotblitz.com/en/api/rating-leaderboards/season/`,
+)
+  .then((response) => response.json() as Promise<RatingsSeasonInfo>)
+  .then((data) => data.count);
+
+const players: Record<number, RatingsPlayer> = {};
+const leaderboard: RatingsPlayer[] = [];
+let registered = 0;
+
+async function branchFromPlayer(id: number) {
+  const { neighbors } = await fetch(
+    `https://${server}.wotblitz.com/en/api/rating-leaderboards/user/${id}/?neighbors=${NEIGHBORS}`,
+  ).then((response) => response.json() as Promise<RatingsNeighbors>);
+
+  const firstPlayer = neighbors[0];
+  const lastPlayer = neighbors[neighbors.length - 1];
+
+  const branches: Promise<void>[] = [];
+  if (!players[firstPlayer.number])
+    branches.push(branchFromPlayer(firstPlayer.spa_id));
+  if (!players[lastPlayer.number])
+    branches.push(branchFromPlayer(lastPlayer.spa_id));
+
+  neighbors.forEach((neighbor) => {
+    if (players[neighbor.number]) return;
+
+    players[neighbor.number] = neighbor;
+    registered++;
+  });
+
+  console.log(
+    `Registered ${registered} / ${PLAYERS} (${(
+      (registered / PLAYERS) *
+      100
+    ).toFixed(2)}%)`,
+  );
+
+  await Promise.all(branches);
+}
+
+async function branchFromLeague(id: number) {
+  const { result } = await fetch(
+    `https://${server}.wotblitz.com/en/api/rating-leaderboards/league/${id}/top/`,
+  ).then((response) => response.json());
+
+  const firstPlayer = result[0];
+  const lastPlayer = result[result.length - 1];
+
+  await Promise.all([
+    branchFromPlayer(firstPlayer.spa_id),
+    branchFromPlayer(lastPlayer.spa_id),
+  ]);
+}
+
+console.log('Branching from leagues...');
+await Promise.all([
+  branchFromLeague(0),
+  branchFromLeague(1),
+  branchFromLeague(2),
+  branchFromLeague(3),
+  branchFromLeague(4),
+]);
+
+console.log('Converting to an array...');
+for (let index = 0; index < PLAYERS; index++) {
+  leaderboard[index] = players[index + 1];
+  if (!leaderboard[index]) console.warn(`${index} had no player`);
+}
+
+const leaderboardJSON = JSON.stringify(leaderboard);
+
+if (publish) {
+  const octokit = new Octokit({ auth: env.GH_TOKEN });
+
+  const info = await fetch(
+    `https://${server}.wotblitz.com/en/api/rating-leaderboards/season/`,
+  ).then((response) => response.json());
+  const time = Math.round(Date.now() / 1000);
+  const normalizedServer = server === 'na' ? 'com' : server;
+
+  const infoPath = `${normalizedServer}/ratings/${info.current_season}/info.json`;
+  const leaderboardPath = `${normalizedServer}/ratings/${info.current_season}/${
+    latest ? 'latest.json' : `leaderboards/${time}.json`
+  }`;
+  const infoJSON = JSON.stringify(info);
+
+  console.log(`Publishing to season ${info.current_season}...`);
+  commitMultipleFiles(
+    octokit,
+    'tresabhi',
+    'blitzkrieg-db',
+    'main',
+    `${info.current_season}/${time}`,
+    [
+      { path: infoPath, content: infoJSON },
+      { path: leaderboardPath, content: leaderboardJSON },
+    ],
+  );
+} else {
+  console.log('Writing to disk...');
+  await rm('dist.json', { force: true });
+  await writeFile('dist.json', leaderboardJSON);
+}