fix: read dvpl files

packages/core/src/blitz/index.ts

@@ -1,32 +1,33 @@
-export * from './canSplash';
-export * from './clans';
-export * from './classes';
-export * from './constants';
-export * from './equipmentPrice';
-export * from './fetchBlitz';
-export * from './fetchGlossary';
-export * from './generateStats';
-export * from './getAccountAchievements';
-export * from './getAccountInfo';
-export * from './getClanAccountInfo';
-export * from './getClanInfo';
-export * from './getLeagueFromScore';
-export * from './getRatingInfo';
-export * from './getRatingLeague';
-export * from './getRatingNeighbors';
-export * from './getTankStats';
-export * from './idToRegion';
-export * from './isOnGoingRatingSeason';
-export * from './isValidBlitzId';
-export * from './nations';
-export * from './normalizeExtra';
-export * from './normalizeIds';
-export * from './permanentSkills';
-export * from './rating';
-export * from './regions';
-export * from './regionSubdomainToRegion';
-export * from './regionToRegionSubdomain';
-export * from './searchClansAcrossRegions';
-export * from './searchCurrentRatingPlayers';
-export * from './searchPlayersAcrossRegions';
-export * from './toUniqueId';
+export * from "./canSplash";
+export * from "./clans";
+export * from "./classes";
+export * from "./constants";
+export * from "./equipmentPrice";
+export * from "./fetchBlitz";
+export * from "./fetchGlossary";
+export * from "./generateStats";
+export * from "./getAccountAchievements";
+export * from "./getAccountInfo";
+export * from "./getClanAccountInfo";
+export * from "./getClanInfo";
+export * from "./getLeagueFromScore";
+export * from "./getRatingInfo";
+export * from "./getRatingLeague";
+export * from "./getRatingNeighbors";
+export * from "./getTankStats";
+export * from "./idToRegion";
+export * from "./isOnGoingRatingSeason";
+export * from "./isValidBlitzId";
+export * from "./nations";
+export * from "./normalizeExtra";
+export * from "./normalizeIds";
+export * from "./permanentSkills";
+export * from "./rating";
+export * from "./readDVPL";
+export * from "./regions";
+export * from "./regionSubdomainToRegion";
+export * from "./regionToRegionSubdomain";
+export * from "./searchClansAcrossRegions";
+export * from "./searchCurrentRatingPlayers";
+export * from "./searchPlayersAcrossRegions";
+export * from "./toUniqueId";

packages/core/src/blitz/readDVPL.ts

@@ -1,5 +1,5 @@
-import { crc32 } from 'crc';
-import { decompressBlock } from 'lz4js';
+import { crc32 } from "crc";
+import { decompressBlock } from "lz4js";
 
 /**
  * Thanks Maddoxkkm! Modified heavily to be modern.
@@ -9,10 +9,10 @@ export function readDVPL(buffer: Buffer) {
   const footerBuffer = buffer.subarray(buffer.length - 20, buffer.length);
 
   if (
-    footerBuffer.toString('utf8', 16, 20) !== 'DVPL' ||
+    footerBuffer.toString("utf8", 16, 20) !== "DVPL" ||
     footerBuffer.length !== 20
   ) {
-    throw new SyntaxError('Invalid DVPL footer');
+    throw new SyntaxError("Invalid DVPL footer");
   }
 
   const footerData = {
@@ -24,15 +24,15 @@ export function readDVPL(buffer: Buffer) {
   const targetBlock = buffer.subarray(0, buffer.length - 20);
 
   if (targetBlock.length !== footerData.cSize) {
-    throw new RangeError('DVPL size mismatch');
+    throw new RangeError("DVPL size mismatch");
   }
   if (crc32(targetBlock) !== footerData.crc32) {
-    throw new TypeError('DVPL CRC32 mismatch');
+    throw new TypeError("DVPL CRC32 mismatch");
   }
 
   if (footerData.type === 0) {
     if (!(footerData.oSize === footerData.cSize && footerData.type === 0)) {
-      throw new RangeError('DVPL type and size mismatch');
+      throw new RangeError("DVPL type and size mismatch");
     }
 
     return targetBlock;
@@ -44,17 +44,17 @@ export function readDVPL(buffer: Buffer) {
       destination,
       0,
       source.length,
-      0,
+      0
     );
-    
+
     if (decompressedSize !== footerData.oSize) {
       throw new RangeError(
-        `Decompressed DVPL size mismatch (${decompressedSize} vs ${footerData.oSize})`,
+        `Decompressed DVPL size mismatch (${decompressedSize} vs ${footerData.oSize})`
       );
     }
-    
+
     return Buffer.from(destination);
   } else {
-    throw new SyntaxError('Unknown DVPL format');
+    throw new SyntaxError("Unknown DVPL format");
   }
 }

packages/core/src/steam/vfs.ts

@@ -1,6 +1,7 @@
 import { XMLParser } from "fast-xml-parser";
 import SteamUser, { EConnectionProtocol } from "steam-user";
 import { parse } from "yaml";
+import { readDVPL } from "../blitz";
 
 interface SteamManifestFile {
   chunks: {
@@ -91,7 +92,7 @@ export class SteamVFS {
   assert(requested: string) {
     const path = this.has(requested);
 
-    if (!path) throw new Error(`File not found: ${path}`);
+    if (!path) throw new Error(`File not found: ${requested}`);
 
     return path;
   }
@@ -120,8 +121,11 @@ export class SteamVFS {
     const downloaded: { type: "complete"; file: Buffer } =
       // @ts-expect-error
       await this.steam.downloadFile(this.app, this.depot, fileManifest);
+    let buffer = downloaded.file;
 
-    return new Uint8Array(downloaded.file);
+    if (path.endsWith(".dvpl")) buffer = readDVPL(downloaded.file);
+
+    return new Uint8Array(buffer);
   }
 
   async text(path: string) {

packages/scripts/src/buildAssets/constants.ts

@@ -3,9 +3,9 @@ import { assertSecret, SteamVFS } from "@blitzkit/core";
 const APP = 444200;
 const DEPOT = 444202;
 
-export const vfs = new SteamVFS(
+export const vfs = await new SteamVFS(
   assertSecret(import.meta.env.STEAM_USERNAME),
   assertSecret(import.meta.env.STEAM_PASSWORD),
   APP,
   DEPOT
-);
+).init();

packages/scripts/tsconfig.json

@@ -1,4 +1,4 @@
 {
   "extends": "../../tsconfig.json",
-  "include": ["src/**/*"]
+  "include": ["src/**/*", "../core/src/blitz/readDVPL.ts"]
 }