feat: added mightnight leaderboard cache

src/core/blitzkrieg/discordBlitz.ts

@@ -0,0 +1,23 @@
+import { PrismaClient } from '@prisma/client';
+import { Region } from '../../constants/regions';
+
+export const discordBlitzDB = new PrismaClient();
+
+export function linkBlitzAndDiscord(
+  discord: number,
+  region: Region,
+  blitz: number,
+) {
+  return discordBlitzDB.discord_blitz.upsert({
+    where: { discord },
+    update: { region, blitz },
+    create: { discord, region, blitz },
+  });
+}
+
+export function getBlitzFromDiscord(discord: number) {
+  return discordBlitzDB.discord_blitz.findUnique({
+    where: { discord },
+    select: { region: true, blitz: true },
+  }) as Promise<null | { region: Region; blitz: number }>;
+}