Implement backend structure with Docker, database schema, and user authentication

backend/routes/app/users.route.js

@@ -0,0 +1,56 @@
+import express from "express";
+import dotenv from "dotenv";
+import { generateToken } from "../../services/tokenService.js";
+import { findUser, loginUser } from "./database/users.database.js";
+dotenv.config();
+const router = express.Router();
+
+router.post("/login", async (req, res) => {
+  const username = req.body.username;
+  const password = req.body.password;
+
+  const result = await findUser(username, password);
+
+  if (result.code === "e001") {
+    res.status(404).json({
+      success: false,
+      code: "e001",
+      data: null,
+      message: "username oder password is wrong",
+    });
+  }
+
+  if (result.code === "e002") {
+    res.status(403).json({
+      success: false,
+      code: "e002",
+      data: null,
+      message: "user is deactivated",
+    });
+  }
+
+  if (result.code === "s001") {
+    const token = await generateToken(result.data);
+    const login = await loginUser(result.data.username);
+
+    if (login.code === "e003") {
+      res.status(500).json({
+        success: false,
+        code: "e003",
+        data: null,
+        message: "Unexpected server error. Please contact system admin.",
+      });
+    }
+
+    res.status(202).json({
+      success: true,
+      code: "s001",
+      data: {
+        token,
+      },
+      message: "User token generated successfully",
+    });
+  }
+});
+
+export default router;