Add SQLite database to backend, interacting with the frontend

software/backend/routes/api.routes.ts

@@ -0,0 +1,7 @@
+import { Request, Response, NextFunction, Router } from 'express'
+
+export const api = Router()
+
+api.get("/", (req: Request, res: Response, next: NextFunction) => {
+  res.send("Hello World!")
+})

software/backend/routes/categories.routes.ts

@@ -0,0 +1,20 @@
+import { Router, Request, Response, NextFunction } from "express";
+import { Categories } from "../models/categories.model";
+
+export const categories = Router()
+
+categories.get("/", (req: Request, res: Response, next: NextFunction) => {
+  Categories.findAll()
+    .then(categories => res.json(categories))
+    .catch(next)
+})
+
+categories.post("/", (req: Request, res: Response, next: NextFunction) => {
+  try {
+    console.log(req.body)
+    const category = Categories.create(req.body)
+    res.status(201).json(category)
+  } catch (e) {
+    next(e)
+  }
+})

software/backend/routes/routes.ts

@@ -1,11 +0,0 @@
-import express, { Request, Response, NextFunction } from 'express'
-
-export const routes = app => {
-  var router = express.Router()
-
-  router.get("/", (req: Request, res: Response, next: NextFunction) => {
-    res.send("Hello World from the backend!")
-  })
-
-  app.use("/api/", router)
-}