feat: cache tankopedia and tankaverages during build

scripts/build.js

@@ -1,5 +1,5 @@
 import { build } from 'esbuild';
-import { rmSync } from 'fs';
+import { mkdirSync, rmSync, writeFileSync } from 'fs';
 import { argv } from 'process';
 
 const isProd = !argv.includes('--dev');
@@ -7,8 +7,37 @@ const buildAll = argv.includes('--build=all');
 const buildBot = argv.includes('--build=bot') | buildAll;
 const buildServer = argv.includes('--build=server') | buildAll;
 
-console.log('Removing dist...');
-rmSync('dist', { recursive: true, force: true });
+if (isProd) {
+  // only remove in production to ensure no time is wasted in dev
+  console.log('Removing dist...');
+  rmSync('dist', { recursive: true, force: true });
+
+  console.log('Creating dist...');
+  mkdirSync('dist');
+
+  console.log('Caching tankopedia...');
+  fetch('https://www.blitzstars.com/bs-tankopedia.json')
+    .then((response) => response.text())
+    .then((tankopedia) => {
+      writeFileSync('./dist/tankopedia.json', tankopedia);
+      console.log('Tankopedia cached');
+    });
+
+  console.log('Caching tank averages...');
+  fetch('https://www.blitzstars.com/api/tankaverages.json')
+    .then((response) => response.json())
+    .then((individualTankAverages) => {
+      const tankAverages = {};
+
+      individualTankAverages.forEach((individualTankAverage) => {
+        tankAverages[individualTankAverage.tank_id] = individualTankAverage;
+      });
+
+      writeFileSync('./dist/tankaverages.json', JSON.stringify(tankAverages));
+
+      console.log('Tank averages cached');
+    });
+}
 
 const commonOptions = {
   platform: 'node',
@@ -26,21 +55,26 @@ const commonOptions = {
   logLevel: isProd ? 'info' : 'silent',
 };
 
-console.log('Building...');
 if (buildBot) {
+  console.log('Building bot...');
   build({
     ...commonOptions,
 
     entryPoints: ['src/bot.ts'],
     outfile: 'dist/bot.cjs',
+  }).then(() => {
+    console.log('Bot built');
   });
 }
 
 if (buildServer) {
+  console.log('Building server...');
   build({
     ...commonOptions,
 
     entryPoints: ['src/server.ts'],
     outfile: 'dist/server.cjs',
+  }).then(() => {
+    console.log('Server built');
   });
 }