feat: data driven latest archived season number

src/core/blitz/getLatestArchivedSeasonNumber.ts

@@ -1,8 +0,0 @@
-/**
- * The first every season that Blitzkrieg tracked :)
- */
-export const FIRST_ARCHIVED_RATINGS_SEASON = 49;
-
-export async function getLatestArchivedSeasonNumber() {
-  return 51;
-}

src/core/blitzkrieg/context.ts

@@ -1,4 +1,4 @@
-type Context = 'website' | 'bot';
+type Context = 'website' | 'server';
 
 export const context: Context =
-  typeof window === 'undefined' ? 'bot' : 'website';
+  typeof window === 'undefined' ? 'server' : 'website';

src/core/blitzkrieg/getArchivedLatestSeasonNumber.ts

@@ -0,0 +1,25 @@
+import { DATABASE_REPO } from './getArchivedRatingsMidnightLeaderboard';
+import { octokit } from './octokit';
+
+let cachedLatestArchivedSeasonNumber: number | null = null;
+
+export async function getArchivedLatestSeasonNumber() {
+  if (cachedLatestArchivedSeasonNumber) {
+    return cachedLatestArchivedSeasonNumber;
+  }
+
+  const { data } = await octokit.repos.getContent({
+    ...DATABASE_REPO,
+    path: 'com/ratings',
+  });
+
+  if (!Array.isArray(data)) {
+    throw new Error('Archived ratings data is malformed');
+  }
+
+  cachedLatestArchivedSeasonNumber = Math.max(
+    ...data.map(({ name }) => parseInt(name)),
+  );
+
+  return cachedLatestArchivedSeasonNumber;
+}

src/core/blitzkrieg/getArchivedLatestSeasonNumberAPI.ts

@@ -0,0 +1,18 @@
+let cachedLatestArchivedSeasonNumber: number | null = null;
+
+/**
+ * The first every season that Blitzkrieg tracked :)
+ */
+export const FIRST_ARCHIVED_RATINGS_SEASON = 49;
+
+export async function getArchivedLatestSeasonNumberAPI() {
+  if (cachedLatestArchivedSeasonNumber) {
+    return cachedLatestArchivedSeasonNumber;
+  }
+
+  const response = await fetch(`/api/ratings/latest-archived-season-number`);
+  const number = parseInt(await response.text());
+  cachedLatestArchivedSeasonNumber = number;
+
+  return cachedLatestArchivedSeasonNumber;
+}

src/core/blitzkrieg/getArchivedRatingsInfo.ts

@@ -1,9 +1,9 @@
 import { RatingsInfo } from '../../commands/ratings';
 import { Region } from '../../constants/regions';
-import { DATABASE_REPO } from './getMidnightLeaderboard';
+import { DATABASE_REPO } from './getArchivedRatingsMidnightLeaderboard';
 import { octokit } from './octokit';
 
-const ARCHIVED_RATINGS_CACHE: Record<
+const INFO_CACHE: Record<
   Region,
   Record<
     number,
@@ -18,11 +18,11 @@ const ARCHIVED_RATINGS_CACHE: Record<
 };
 
 export default async function getArchivedRatingsInfo(
-  season: number,
   region: Region,
+  season: number,
 ) {
-  if (ARCHIVED_RATINGS_CACHE[region][season]) {
-    return ARCHIVED_RATINGS_CACHE[region][season];
+  if (INFO_CACHE[region][season]) {
+    return INFO_CACHE[region][season];
   }
 
   const { data } = await octokit.repos.getContent({
@@ -38,7 +38,7 @@ export default async function getArchivedRatingsInfo(
     detail: undefined;
   };
 
-  ARCHIVED_RATINGS_CACHE[region][season] = jsonContent;
+  INFO_CACHE[region][season] = jsonContent;
 
   return jsonContent;
 }

src/core/blitzkrieg/getArchivedRatingsLeaderboard.ts

@@ -0,0 +1,38 @@
+import { BlitzkriegRatingsLeaderboard } from '../../../scripts/buildRatingsLeaderboard';
+import { Region } from '../../constants/regions';
+import { DATABASE_REPO } from './getArchivedRatingsMidnightLeaderboard';
+import { octokit } from './octokit';
+
+const LEADERBOARD_CACHE: Record<
+  Region,
+  Record<number, BlitzkriegRatingsLeaderboard>
+> = {
+  asia: {},
+  eu: {},
+  com: {},
+};
+
+export async function getArchivedRatingsLeaderboard(
+  region: Region,
+  season: number,
+) {
+  if (LEADERBOARD_CACHE[region][season]) {
+    return LEADERBOARD_CACHE[region][season];
+  }
+
+  const { data } = await octokit.repos.getContent({
+    ...DATABASE_REPO,
+    path: `${region}/ratings/${season}/latest.json`,
+  });
+
+  if (Array.isArray(data) || data.type !== 'file') {
+    throw new Error('Archived ratings data is malformed');
+  }
+
+  const response = await fetch(data.download_url!);
+  const json = (await response.json()) as BlitzkriegRatingsLeaderboard;
+
+  LEADERBOARD_CACHE[region][season] = json;
+
+  return json;
+}

src/core/blitzkrieg/getArchivedRatingsMidnightLeaderboard.ts

@@ -13,7 +13,7 @@ const MIDNIGHT_LEADERBOARD_CACHE: Record<
   asia: {},
 };
 
-export default async function getMidnightLeaderboard(
+export default async function getArchivedRatingsMidnightLeaderboard(
   region: Region,
   season: number,
 ) {

src/core/blitzstars/tankAverages.ts

@@ -90,7 +90,7 @@ export const tankAverages = fetch(
 )
   .then((response) => response.json())
   .then((json) => {
-    if (context === 'bot') {
+    if (context === 'server') {
       const partialTankAverages: TankAverages = {};
 
       (json as IndividualTankAverage[]).forEach((individualTankAverage) => {

src/core/blitzstars/tankopedia.ts

@@ -23,7 +23,7 @@ export const tankopedia = fetch(
 )
   .then(async (response) => response.json())
   .then((wrapperTankopedia) =>
-    context === 'bot'
+    context === 'server'
       ? (wrapperTankopedia as { data: Tankopedia }).data
       : (wrapperTankopedia as Tankopedia),
   );