refactor(api): shiny new api (freeCodeCamp#48432)

Author: ShaunSHamilton

.gitignore

@@ -221,3 +221,6 @@ client/src/components/Donation/types.js
 
 ### UI Components ###
 tools/ui-components/dist
+
+### API ###
+api/**/*.js

api/db/index.ts

@@ -0,0 +1,14 @@
+import fastifyPlugin from 'fastify-plugin';
+import fastifyMongo from '@fastify/mongodb';
+import { FastifyInstance } from 'fastify';
+
+const URI = process.env.MONGOHQ_URL || 'mongodb://localhost:27017/freecodecamp';
+// eslint-disable-next-line @typescript-eslint/require-await
+async function connect(fastify: FastifyInstance) {
+  fastify.log.info(`Connecting to : ${URI}`);
+  void fastify.register(fastifyMongo, {
+    url: URI
+  });
+}
+
+export const dbConnector = fastifyPlugin(connect);

api/index.ts

@@ -0,0 +1,29 @@
+import { config } from 'dotenv';
+config({ path: '../.env' });
+import Fastify from 'fastify';
+import { testRoutes } from './routes/test';
+import { dbConnector } from './db';
+
+const fastify = Fastify({
+  logger: { level: process.env.NODE_ENV === 'development' ? 'debug' : 'fatal' }
+});
+
+fastify.get('/', async (_request, _reply) => {
+  return { hello: 'world' };
+});
+
+void fastify.register(dbConnector);
+void fastify.register(testRoutes);
+
+const start = async () => {
+  try {
+    const port = Number(process.env.PORT) || 3000;
+    fastify.log.info(`Starting server on port ${port}`);
+    await fastify.listen({ port });
+  } catch (err) {
+    fastify.log.error(err);
+    process.exit(1);
+  }
+};
+
+void start();

api/middleware/index.ts

@@ -0,0 +1,3 @@
+export async function auth0Verify() {
+  // Verify user authorization code with Auth0
+}

api/package.json

@@ -0,0 +1,31 @@
+{
+  "name": "@freecodecamp/api",
+  "version": "0.0.1",
+  "description": "The freeCodeCamp.org open-source codebase and curriculum",
+  "license": "BSD-3-Clause",
+  "private": true,
+  "engines": {
+    "node": ">=18",
+    "npm": ">=8"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/freeCodeCamp/freeCodeCamp.git"
+  },
+  "bugs": {
+    "url": "https://github.com/freeCodeCamp/freeCodeCamp/issues"
+  },
+  "homepage": "https://github.com/freeCodeCamp/freeCodeCamp#readme",
+  "author": "freeCodeCamp <[email protected]>",
+  "main": "none",
+  "scripts": {
+    "build": "tsc index.ts",
+    "start": "NODE_ENV=production node index.js",
+    "develop": "NODE_ENV=development nodemon index.ts"
+  },
+  "dependencies": {
+    "@fastify/mongodb": "6.1.0",
+    "fastify": "4.9.2",
+    "fastify-plugin": "4.3.0"
+  }
+}

api/routes/auth0.ts

@@ -0,0 +1,8 @@
+import { FastifyInstance } from 'fastify';
+
+// eslint-disable-next-line @typescript-eslint/require-await
+export async function auth0Routes(fastify: FastifyInstance) {
+  fastify.get('/oauth/token', async (_request, _reply) => {
+    return { a: 'b' };
+  });
+}

api/routes/test.ts

@@ -0,0 +1,14 @@
+import { FastifyInstance } from 'fastify';
+
+// eslint-disable-next-line @typescript-eslint/require-await
+export async function testRoutes(fastify: FastifyInstance) {
+  const collection = fastify?.mongo?.db?.collection('user');
+
+  fastify.get('/test', async (_request, _reply) => {
+    if (!collection) {
+      return { error: 'No collection' };
+    }
+    const user = await collection?.findOne({ email: '[email protected]' });
+    return { user };
+  });
+}

api/utils/index.ts

@@ -0,0 +1,15 @@
+import { randomBytes, createHash } from 'crypto';
+
+export function base64URLEncode(buf: Buffer) {
+  return buf
+    .toString('base64')
+    .replace(/\+/g, '-')
+    .replace(/\//g, '_')
+    .replace(/=/g, '');
+}
+export const verifier = base64URLEncode(randomBytes(32));
+
+function sha256(buf: Buffer) {
+  return createHash('sha256').update(buf).digest();
+}
+export const challenge = base64URLEncode(sha256(Buffer.from(verifier)));