fetch urls

packages/scripts/src/config/wgcClient.ts

@@ -0,0 +1,4 @@
+export const WGC_CLIENT_GUID = "WOTB.WW.PRODUCTION";
+export const WGC_CLIENT_URL = "https://wgus-eu.wargaming.net";
+export const WGC_METADATA_PROTOCOL_VERSION = "7.10";
+export const WGC_PATCHES_CHAIN_PROTOCOL_VERSION = "1.11";

packages/scripts/src/downloadClient/index.ts

@@ -1,31 +1,38 @@
 import { assertSecret } from "@blitzkit/core";
 import { mkdir, rm } from "node:fs/promises";
 import { downloadSteamClient } from "./steam";
+import { downloadWGCClient } from "./wgc";
 import { downloadWGPKGClient } from "./wgpkg";
 import { downloadZipClient } from "./zip";
 
 export const DEPOT_DOWNLOADER_RETRY_TIME = 30_000;
 
-const provider = assertSecret(import.meta.env.CLIENT_PROVIDER);
-export const source = assertSecret(import.meta.env.CLIENT_SOURCE);
+const provider = import.meta.env.CLIENT_PROVIDER;
+export const source = import.meta.env.CLIENT_SOURCE;
 export const dir = assertSecret(import.meta.env.CLIENT_DIR);
 
 await rm(dir, { recursive: true, force: true });
 await mkdir(dir, { recursive: true });
 
 switch (provider) {
+  // steam, identical to wgc
   case "steam":
     await downloadSteamClient();
     break;
 
+  // from zip, usually has a root directory for opentest
   case "zip":
     await downloadZipClient();
     break;
 
+  // effectively the same as wgc, but direct for preview
   case "wgpkg":
     await downloadWGPKGClient();
     break;
 
   default:
-    throw new Error(`Unknown provider: ${provider}`);
+    console.log("Unknown client provider specified, using latest wgc client");
+  case "wgc":
+    await downloadWGCClient();
+    break;
 }

packages/scripts/src/downloadClient/wgc/index.ts

@@ -0,0 +1,59 @@
+import locales from "@blitzkit/i18n/locales.json";
+import { XMLParser } from "fast-xml-parser";
+import {
+  WGC_CLIENT_GUID,
+  WGC_CLIENT_URL,
+  WGC_METADATA_PROTOCOL_VERSION,
+  WGC_PATCHES_CHAIN_PROTOCOL_VERSION,
+} from "../../config/wgcClient";
+import { ClientMetadata, PatchesChain } from "./types";
+
+const parser = new XMLParser();
+
+export async function downloadWGCClient() {
+  const metadataUrl = new URL("api/v1/metadata", WGC_CLIENT_URL);
+
+  metadataUrl.searchParams.set("guid", WGC_CLIENT_GUID);
+  metadataUrl.searchParams.set("chain_id", "unknown");
+  metadataUrl.searchParams.set(
+    "protocol_version",
+    WGC_METADATA_PROTOCOL_VERSION,
+  );
+
+  const metadata = await fetch(`${metadataUrl}`)
+    .then((response) => response.text())
+    .then((text) => parser.parse(text) as Promise<ClientMetadata>);
+
+  const patchesChainUrl = new URL("api/v1/patches_chain", WGC_CLIENT_URL);
+
+  patchesChainUrl.searchParams.set(
+    "protocol_version",
+    WGC_PATCHES_CHAIN_PROTOCOL_VERSION,
+  );
+  patchesChainUrl.searchParams.set("client_type", "full");
+  patchesChainUrl.searchParams.set("lang", locales.default);
+  patchesChainUrl.searchParams.set(
+    "metadata_version",
+    `${metadata.protocol.version}`,
+  );
+  patchesChainUrl.searchParams.set(
+    "metadata_protocol_version",
+    WGC_METADATA_PROTOCOL_VERSION,
+  );
+  patchesChainUrl.searchParams.set(
+    "chain_id",
+    metadata.protocol.predefined_section.chain_id,
+  );
+  patchesChainUrl.searchParams.set("game_installation", "true");
+  patchesChainUrl.searchParams.set("game_id", WGC_CLIENT_GUID);
+  patchesChainUrl.searchParams.set("client_current_version", "0");
+
+  const patchesChain = await fetch(`${patchesChainUrl}`)
+    .then((response) => response.text())
+    .then((text) => parser.parse(text) as Promise<PatchesChain>);
+
+  for (const file of patchesChain.protocol.patches_chain.patch.files.file) {
+    const fileUrl = new URL(file.name, patchesChain.protocol.web_seeds.url);
+    console.log(`${fileUrl}`);
+  }
+}

packages/scripts/src/downloadClient/wgc/types.ts

@@ -0,0 +1,87 @@
+export interface ClientMetadata {
+  protocol: {
+    version: number;
+    predefined_section: PredefinedSection;
+    generated_section: GeneratedSection;
+  };
+}
+
+interface GeneratedSection {
+  launch_forbidden: string;
+  stop_supporting: string;
+}
+
+interface PredefinedSection {
+  app_id: string;
+  chain_id: string;
+  supported_languages: string;
+  default_language: string;
+  name: string;
+  fs_name: string;
+  shortcut_name: string;
+  executables: { executable: string };
+  keep_patches_interval: number;
+  client_types: { client_type: ClientType };
+  login_enabled: boolean;
+  realms_settings: RealmsSettings;
+  localization: Localization;
+}
+
+interface ClientType {
+  initial_app_type: string;
+  final_app_type: string;
+  min_supported_os: string;
+  client_parts: { client_part: string };
+}
+
+interface Localization {
+  item: { text: string[] };
+}
+
+interface RealmsSettings {
+  instances: { instance: Instance[] };
+}
+
+interface Instance {
+  game_id: string;
+  title_id: string;
+  platform_realm_id: string;
+  options: { option: string };
+  content_service_url: string;
+}
+
+export interface PatchesChain {
+  protocol: {
+    parts_info: { part: Part };
+    patches_chain: { patch: Patch };
+    delay_preload: string;
+    web_seeds: { url: string };
+    meta_need_update: string;
+    version_name: string;
+  };
+}
+
+interface Part {
+  name: string;
+  version: number;
+  status: string;
+}
+
+interface Patch {
+  files: { file: File[] };
+  torrent: Torrent;
+  part: string;
+  version_from: number;
+  version_to: string;
+}
+
+interface File {
+  name: string;
+  size: number;
+  unpacked_size: number;
+}
+
+interface Torrent {
+  hash: string;
+  urls: { url: string };
+}