feat: Implement Fastify application with MongoDB connection, routing, and environment configuration. Add .env.example for environment variables. Closes #36

Author: igordmouraa

templates/fastify-mongo/.env.example

@@ -0,0 +1 @@
+MONGO_URI=

templates/fastify-mongo/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "express-mongo-template",
+  "version": "1.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "tsx watch src/server.ts"
+  },
+  "dependencies": {
+    "fastify": "^5.2.1",
+    "@fastify/cors": "^11.0.0",
+    "cors": "^2.8.5",
+    "dotenv": "^16.3.1",
+    "mongoose": "^8.0.3",
+    "tsx": "^4.19.3"
+  },
+  "devDependencies": {
+    "@types/express": "^4.17.21",
+    "@types/node": "^20.11.19",
+    "ts-node": "^10.9.2",
+    "typescript": "^5.3.3"
+  }
+}

templates/fastify-mongo/src/app.ts

@@ -0,0 +1,42 @@
+import Fastify from "fastify";
+import cors from "@fastify/cors";
+import routes from "./appModule.js";
+import connectDB from "./config/database.js";
+
+class AppController {
+    public app: Fastify.FastifyInstance;
+
+    constructor() {
+        this.app = Fastify({ logger: true });
+        this.database();
+        this.middlewares();
+        this.routes();
+    }
+
+    private async database(): Promise<void> {
+        await connectDB();
+    }
+
+    private middlewares(): void {
+        this.app.register(cors, {
+            origin: "*",
+        });
+    }
+
+    private routes(): void {
+        this.app.register(routes);
+    }
+
+    public async start(): Promise<void> {
+        try {
+            await this.app.listen({ port: 3000, host: "0.0.0.0" });
+            console.log(`🚀 Servidor rodando em http://localhost:3000`);
+        } catch (err) {
+            this.app.log.error(err);
+            process.exit(1);
+        }
+    }
+}
+
+const appController = new AppController();
+export default appController;

templates/fastify-mongo/src/appModule.ts

@@ -0,0 +1,7 @@
+import { FastifyInstance } from "fastify";
+
+export default async function routes(fastify: FastifyInstance) {
+    fastify.get("/test", async (_request, reply) => {
+        reply.send({ message: "API funcionando!" });
+    });
+}

templates/fastify-mongo/src/config/database.ts

@@ -0,0 +1,18 @@
+import mongoose from "mongoose";
+import dotenv from "dotenv";
+
+dotenv.config();
+
+const MONGO_URI = process.env.MONGO_URI as string;
+
+const connectDB = async () => {
+    try {
+        await mongoose.connect(MONGO_URI);
+        console.log("Conectado ao MongoDB!");
+    } catch (error) {
+        console.error("Erro ao conectar ao MongoDB:", error);
+        process.exit(1);
+    }
+};
+
+export default connectDB;

templates/fastify-mongo/src/server.ts

@@ -0,0 +1,9 @@
+import appController from "./app.js";
+import { config } from "dotenv";
+
+config();
+
+const PORT = process.env.PORT || 3000;
+
+
+appController.start();

templates/fastify-mongo/tsconfig.json

@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "resolveJsonModule": true,
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "rootDir": "src",
+    "outDir": "build",
+    "emitDeclarationOnly": false,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "allowImportingTsExtensions": true
+  },
+  "include": ["src"],
+  "exclude": ["node_modules", "build"]
+}