implement buffer proxy caching

packages/game/JSExport/GameInterface.cs

@@ -240,14 +240,16 @@ public partial class GameInterface
 
     if (dataTable == null)
     {
-      throw new ArgumentException($"Unknown tank part: {part}");
+      Console.WriteLine($"Unknown tank part (no matching data table): {part}");
+      return [];
     }
 
     dataTable.TryGetDataTableRow(part, StringComparison.Ordinal, out var row);
 
     if (row == null)
     {
-      throw new ArgumentException($"Unknown tank part: {part}");
+      Console.WriteLine($"Unknown tank part (no matching row): {part}");
+      return [];
     }
 
     var visualData = row.Get<UObject>("VisualData");

packages/website-ue/src/api/bufferProxy.ts

@@ -0,0 +1,20 @@
+import { notFoundResponse } from "./responses";
+
+const cache = new Map<string, Uint8Array<ArrayBuffer>>();
+
+export function bufferProxy(cook: () => number[], key: string) {
+  let array = cache.get(key);
+
+  if (array === undefined) {
+    const bytes = cook();
+    array = new Uint8Array(bytes);
+
+    if (import.meta.env.DEV) {
+      cache.set(key, array);
+    }
+  }
+
+  if (array.length === 0) return notFoundResponse;
+
+  return new Response(array);
+}

packages/website-ue/src/api/imageProxy.ts

@@ -1,4 +1,5 @@
 import sharp from "sharp";
+import { bufferProxy } from "./bufferProxy";
 
 export async function imageProxy(url: string) {
   if (import.meta.env.DEV) {

packages/website-ue/src/pages/[media]/consumables/[id].webp.ts

@@ -4,6 +4,7 @@ import { mixStaticPaths } from "../../../astro/mixStaticPaths";
 import { game } from "../../../game/game";
 import { getStaticPaths as _getStaticPaths } from "../_index";
 import { assertDiscoveryTag } from "../../../game/assertDiscoveryTag";
+import { bufferProxy } from "../../../api/bufferProxy";
 
 export const getStaticPaths = mixStaticPaths(_getStaticPaths, () => {
   return api.metadata
@@ -11,13 +12,10 @@ export const getStaticPaths = mixStaticPaths(_getStaticPaths, () => {
     .map(({ id }) => ({ params: { id } }));
 });
 
-
 export function GET({ params }: APIContext<never, { id: string }>) {
   const item = api.metadata.item(params.id);
   const assetsDiscovery = item.BlitzStaticAssetsDiscovery();
   const tag = assertDiscoveryTag(assetsDiscovery);
-  const icon = game!.consumableIcon(tag);
-  const array = new Uint8Array(icon);
 
-  return new Response(array);
+  return bufferProxy(() => game!.consumableIcon(tag), `consumable-icon-${tag}`);
 }

packages/website-ue/src/pages/[media]/equipment/[id].webp.ts

@@ -5,6 +5,7 @@ import { mixStaticPaths } from "../../../astro/mixStaticPaths";
 import { game } from "../../../game/game";
 import { getStaticPaths as _getStaticPaths } from "../_index";
 import { assertDiscoveryTag } from "../../../game/assertDiscoveryTag";
+import { bufferProxy } from "../../../api/bufferProxy";
 
 export const getStaticPaths = mixStaticPaths(_getStaticPaths, () => {
   return api.metadata
@@ -20,8 +21,6 @@ export function GET({ params }: APIContext<never, { id: string }>) {
   const item = api.metadata.item(params.id);
   const assetsDiscovery = item.BlitzStaticAssetsDiscovery();
   const tag = assertDiscoveryTag(assetsDiscovery);
-  const icon = game!.equipmentIcon(tag);
-  const array = new Uint8Array(icon);
 
-  return new Response(array);
+  return bufferProxy(() => game!.equipmentIcon(tag), `equipment-icon-${tag}`);
 }

packages/website-ue/src/pages/[media]/flags/cards/[id].webp.ts

@@ -5,6 +5,7 @@ import { mixStaticPaths } from "../../../../astro/mixStaticPaths";
 import { game } from "../../../../game/game";
 import { clientUnmounted } from "../../../../game/unmounted";
 import { getStaticPaths as _getStaticPaths } from "../../_index";
+import { bufferProxy } from "../../../../api/bufferProxy";
 
 export const getStaticPaths = mixStaticPaths(_getStaticPaths, async () => {
   return Object.values(Nation)
@@ -20,7 +21,6 @@ export async function GET({ params }: APIContext<never, { id: string }>) {
 
   const enumName = Nation[Number(params.id)];
   const nationName = enumName.replace("NATION_", "").toLowerCase();
-  const flag = game!.flag(nationName);
 
-  return new Response(new Uint8Array(flag));
+  return bufferProxy(() => game!.flag(nationName), `flag-card-${nationName}`);
 }

packages/website-ue/src/pages/[media]/tanks/big/[id].webp.ts

@@ -6,6 +6,7 @@ import { assertDiscoveryTag } from "../../../../game/assertDiscoveryTag";
 import { game } from "../../../../game/game";
 import { clientUnmounted } from "../../../../game/unmounted";
 import { getStaticPaths as _getStaticPaths } from "../../_index";
+import { bufferProxy } from "../../../../api/bufferProxy";
 
 export const getStaticPaths = mixStaticPaths(_getStaticPaths, async () => {
   const { list } = await api.tankList();
@@ -18,8 +19,6 @@ export async function GET({ params }: APIContext<never, { id: string }>) {
   const item = api.metadata.item(params.id);
   const assetDiscovery = item.BlitzStaticAssetsDiscovery();
   const tag = assertDiscoveryTag(assetDiscovery);
-  const icon = game!.tankBigIcon(tag);
-  const array = new Uint8Array(icon);
 
-  return new Response(array);
+  return bufferProxy(() => game!.tankBigIcon(tag), `tank-icon-big-${tag}`);
 }

packages/website-ue/src/pages/[models]/tanks/[id]/[part].glb.ts

@@ -5,6 +5,7 @@ import { mixStaticPaths } from "../../../../astro/mixStaticPaths";
 import { getStaticPaths as _getStaticPaths } from "../../_index";
 import { assertDiscoveryTag } from "../../../../game/assertDiscoveryTag";
 import { game } from "../../../../game/game";
+import { bufferProxy } from "../../../../api/bufferProxy";
 
 export const getStaticPaths = mixStaticPaths(_getStaticPaths, async () => {
   const tanks = await api.tanks();
@@ -36,8 +37,9 @@ export async function GET({
   const item = api.metadata.item(params.id);
   const assetDiscovery = item.BlitzStaticAssetsDiscovery();
   const tag = assertDiscoveryTag(assetDiscovery);
-  const bytes = game!.tankPart(tag, params.part);
-  const array = new Uint8Array(bytes);
 
-  return new Response(array);
+  return bufferProxy(
+    () => game!.tankPart(tag, params.part),
+    `tank-part-${tag}-${params.part}`,
+  );
 }

packages/website-ue/src/pages/[textures]/[name].webp.ts

@@ -2,13 +2,15 @@ import type { APIContext } from "astro";
 import { mixStaticPaths } from "../../astro/mixStaticPaths";
 import { game } from "../../game/game";
 import { getStaticPaths as _getStaticPaths } from "./_index";
+import { bufferProxy } from "../../api/bufferProxy";
 
 export const getStaticPaths = mixStaticPaths(_getStaticPaths, () => {
   return game!.textures.map((name) => ({ params: { name } }));
 });
 
 export function GET({ params }: APIContext<never, { name: string }>) {
-  const image = game!.texture(params.name);
-  const array = new Uint8Array(image);
-  return new Response(array);
+  return bufferProxy(
+    () => game!.texture(params.name),
+    `texture-${params.name}`,
+  );
 }