feat(back): blueprints added + example simple module

back-express/src/app.ts

@@ -12,6 +12,7 @@ if (config.enableCors) {
 }
 
 app.use(express.json());
+
 // Global middleware
 app.use(authorizationMiddleware as any); // TODO: move out of here
 app.use((req, _res, next) => {

back-express/src/config.ts

@@ -3,7 +3,7 @@ import { configDotenv } from "dotenv";
 configDotenv();
 
 const config = {
-  enableCors: false,
+  enableCors: true,
   port: process.env.PORT || 3000,
   baseRoute: "/api/v1",
 };

back-express/src/db.ts

@@ -2,11 +2,11 @@ import mysql, { QueryError } from "mysql2/promise";
 import { ResponseError } from "./utils/response/response-error.model";
 
 const db_pool = mysql.createPool({
-  host: "localhost",
-  port: 3307,
-  user: "dbuser",
-  password: "securepassword",
-  database: "path",
+  host: process.env.DB_HOST ?? "localhost",
+  port: parseInt(process.env.DB_PORT ?? "3307"),
+  user: process.env.DB_USERNAME ?? "dbuser",
+  password: process.env.DB_PASSWORD ?? "securepassword",
+  database: process.env.DB_MAIN ?? "path",
 });
 
 async function DB_Query<T>(query: string): Promise<Partial<T>[]> {

back-express/src/modules/auth/auth.middleware.ts

@@ -14,6 +14,7 @@ async function authorization(req: Request, res: Response, next: NextFunction) {
       permission.roles.includes(Role.Public)
     );
   });
+
   if (isPublic) {
     return next();
   }
@@ -74,6 +75,11 @@ const authorizationTable: Permissions[] = [
     resource: "^/users.*",
     actions: ["GET"],
   },
+  {
+    roles: [Role.Public],
+    resource: "^/example.*",
+    actions: ["GET", "OPTIONS"],
+  },
 ];
 
 export { authorization as authorizationMiddleware };

back-express/src/modules/example/example.routes.ts

@@ -1,12 +1,40 @@
 import { Router } from "express";
 
+import ExampleService from "./example.service";
+import { ResponseSuccess } from "../../utils/response/response-success.model";
+import { ResponseError } from "../../utils/response/response-error.model";
+
 export const exampleRoutes = Router();
 
-exampleRoutes.get("/", (req, res) => {
-  res.status(400);
-  res.send("Something");
+const exampleService = new ExampleService();
+
+exampleRoutes.get("/", async (_, res) => {
+  try {
+    const response = await exampleService.getAllExamples();
+    res.status(200);
+    res.send(new ResponseSuccess(response));
+  } catch (e) {
+    res.status(500);
+    res.send(e);
+  }
 });
 
-exampleRoutes.post("/new", (req, res) => {
-  res.send("Something with " + JSON.stringify(req.body));
+exampleRoutes.get("/:id", async (req, res) => {
+  try {
+    const response = await exampleService.getExampleById(
+      parseInt(req.params.id),
+    );
+    if (response) {
+      res.status(200);
+      res.send(new ResponseSuccess(response));
+    } else {
+      res.status(404);
+      res.send(new ResponseError({ code: "NOT_FOUND", number: 404 }));
+    }
+  } catch (e) {
+    res.status(500);
+    res.send(e);
+  }
 });
+
+export { exampleService };

back-express/src/modules/example/example.service.ts

@@ -0,0 +1,23 @@
+import { db_query } from "../../db";
+import { Example } from "./example.types";
+
+class ExampleService {
+  constructor(private info?: string) {}
+
+  async getAllExamples(): Promise<Example[]> {
+    const examples = await db_query("select * from example");
+    return examples as Example[];
+  }
+
+  async getExampleById(id: number): Promise<Example | null> {
+    const example = await db_query(
+      `select * from example as example WHERE id = ${id};`,
+    );
+    if (example.length) {
+      return example[0] as Example;
+    }
+    return null;
+  }
+}
+
+export default ExampleService;

back-express/src/modules/example/example.types.ts

@@ -0,0 +1,7 @@
+export type Example = {
+  id: number;
+  name: string;
+  description: string;
+  image: string;
+  created_at: string;
+};

back-express/src/modules/index.ts

@@ -1,9 +1,9 @@
 import express from "express";
 
 import { defaultRoute } from "./default.route";
-import { exampleRoutes } from "./example/example.routes";
 import { userRoutes } from "./users/users.routes";
 import { authRoutes } from "./auth/auth.routes";
+import { exampleRoutes } from "./example/example.routes";
 
 export const routes = express.Router();
 
@@ -11,6 +11,6 @@ export const routes = express.Router();
  * Routes
  * */
 routes.use("/", defaultRoute);
-routes.use("/example", exampleRoutes);
 routes.use("/users", userRoutes);
 routes.use("/auth", authRoutes);
+routes.use("/example", exampleRoutes);

back-express/src/utils/response/response-error.model.ts

@@ -12,7 +12,7 @@ const code_error_mapping: Record<number, BasicError> = {
     status: 400,
   },
   401: {
-    code: "Unauthorized",
+    code: "UNAUTHORIZED",
     status: 401,
   },
 };