addded error codes and improved error handling

backend/routes/app/database/users.database.js

@@ -72,3 +72,20 @@ export const getSettings = async () => {
     return { code: "eu005" };
   }
 };
+
+export const changePassword = async (
+  username,
+  currentPasswordUser,
+  newPassword,
+) => {
+  const [result] = await pool.query(
+    `UPDATE users SET password = ? WHERE username = ? AND password = ?;`,
+    [newPassword, username, currentPasswordUser],
+  );
+
+  if (result.affectedRows > 0) {
+    return { code: "su005" };
+  } else {
+    return { code: "eu006" };
+  }
+};

backend/routes/app/users.route.js

@@ -6,6 +6,7 @@ import {
   loginUser,
   updateSettings,
   getSettings,
+  changePassword,
 } from "./database/users.database.js";
 dotenv.config();
 const router = express.Router();
@@ -18,8 +19,6 @@ router.post("/update-app-settings", authenticate, async (req, res) => {
   const appName = req.body.appName;
   const currency = req.body.currency;
 
-  console.log(req.body);
-
   const result = await updateSettings(req.body);
 
   if (result.code === "su003") {
@@ -91,7 +90,7 @@ router.post("/login", async (req, res) => {
     const token = await generateToken(result.data);
     const login = await loginUser(result.data.username);
 
-    if (login.code === "e003") {
+    if (login.code === "eu003") {
       res.status(500).json({
         success: false,
         code: "eu003",
@@ -111,4 +110,26 @@ router.post("/login", async (req, res) => {
   }
 });
 
+router.post("/change-password", authenticate, async (req, res) => {
+  const currentPassword = req.body.currentPassword;
+  const newPassword = req.body.newPassword;
+  const username = req.user.username;
+
+  const result = await changePassword(username, currentPassword, newPassword);
+
+  if (result.code === "su005") {
+    res.status(202).json({
+      success: true,
+      code: result.code,
+    });
+  }
+
+  if (result.code === "eu006") {
+    res.status(406).json({
+      success: false,
+      code: result.code,
+    });
+  }
+});
+
 export default router;