feat: init-express-backend (#6)

Reviewed-on: #6
Co-authored-by: Clement <c.boesmier@aptatio.com>
Co-committed-by: Clement <c.boesmier@aptatio.com>

Express/barAndCafe/src/app.ts

@@ -0,0 +1,32 @@
+import express from "express"
+/**
+ * Initialize Express application instance.
+ * @returns An initialized Express application object.
+ */
+const app = express()
+
+
+
+/**
+ * Handle GET request for homepage route ('/welcome').
+ * Send back a simple json response.
+ * @param {express.Request} req - HTTP Request object.
+ * @param {express.Response} res - HTTP Response object.
+ */
+function getWelcome(req: express.Request, res: express.Response) {
+    const out = {hello:"world"}
+    res.send(out)
+}
+
+/**
+ * @openapi
+ * /welcome:
+ *   get:
+ *     description: Welcome to swagger-jsdoc!
+ *     responses:
+ *       200:
+ *         description: Returns a welcome json.
+ */
+app.get("/welcome", getWelcome)
+
+export default app

Express/barAndCafe/src/server.ts

@@ -0,0 +1,16 @@
+import * as dotenv from "dotenv";
+import app from "./app";
+import options from "./swaggerDef";
+const swaggerJsdoc = require("swagger-jsdoc"),
+    swaggerUi = require("swagger-ui-express");
+
+dotenv.config({path: '../../.env'})
+
+const port = parseInt(process.env.BAR_PORT || '3000')
+
+const specs = swaggerJsdoc(options)
+app.use("/api-docs", swaggerUi.serve, swaggerUi.setup(specs))
+
+app.listen(port, () =>{
+    console.log(`serveur running in ${port}`)
+})

Express/barAndCafe/src/swaggerDef.ts

@@ -0,0 +1,26 @@
+import * as dotenv from "dotenv";
+dotenv.config({path: '../../.env'})
+const port = parseInt(process.env.BAR_PORT || '3000')
+
+
+const options = {
+	definition: {
+		openapi: "3.1.0",
+		info: {
+		title: "LogRocket Express API with Swagger",
+		version: "0.1.0",
+		description:
+			"This is a simple CRUD API application made with Express and documented with Swagger",
+		},
+		servers: [
+			{
+				url: "http://localhost:"+port.toString(),
+			},
+		],
+	},
+	apis: ['./src/*.ts'],
+	explorer: true
+}
+
+
+export default options