code refactor

app/db.js

@@ -14,4 +14,38 @@ client.connect()
     .then(() => console.log('Successfully connected to database'))
     .catch((err) => console.log('Error on connecting to database: ', err));
 
-module.exports = client;
+
+
+async function isUserExists(username) {
+    try {
+        const query = 'SELECT COUNT(*) FROM accounts WHERE username = $1';
+        const result = await client.query(query, [username]);
+        return result.rows[0].count > 0;
+    } catch (err) {
+        console.error('Error checking username:', err);
+        throw err;
+    }
+}
+
+async function insertAccount(username, password){
+    const query = `
+            INSERT INTO accounts (username, password)
+            VALUES ($1, $2)
+            RETURNING *;
+          `;
+    const values = [username, password];
+
+    try {
+        const signupData = await client.query(query, values);
+        console.log('Account created:', signupData.rows[0]);
+    } catch (err) {
+        console.error('Error inserting data:', err.stack);
+    }
+}
+
+module.exports = {
+    client,
+    insertAccount,
+    isUserExists,
+};
+

index.js

@@ -4,6 +4,7 @@ const path = require('path');
 const client = require('./app/db');
 const port = 3000
 const app = express()
+const { insertAccount, isUserExists } = require('./app/db');
 require('dotenv').config()
 
 //TODO change password option will be cool
@@ -32,8 +33,6 @@ app.post('/auth/login', async function(req, res) {
                 const result = await client.query('SELECT * FROM accounts WHERE username = $1 AND password = $2', [username, password]);
                 if (result.rows.length > 0) {
                     // Authenticate the user
-                    req.session.loggedin = true;
-                    req.session.username = username;
                     res.redirect('/');
                 } else {
                     res.send('Incorrect Username or Password!');
@@ -85,31 +84,3 @@ app.get('/', (req, res) => {
 app.listen(port, () => {
     console.log(`Example app listening on port ${port}`)
 })
-
-
-async function isUserExists(username) {
-    try {
-        const query = 'SELECT COUNT(*) FROM accounts WHERE username = $1';
-        const result = await client.query(query, [username]);
-        return result.rows[0].count > 0;
-    } catch (err) {
-        console.error('Error checking username:', err);
-        throw err;
-    }
-}
-
-async function insertAccount(username, password){
-    const query = `
-            INSERT INTO accounts (username, password)
-            VALUES ($1, $2)
-            RETURNING *;
-          `;
-    const values = [username, password];
-
-    try {
-        const signupData = await client.query(query, values);
-        console.log('Account created:', signupData.rows[0]);
-    } catch (err) {
-        console.error('Error inserting data:', err.stack);
-    }
-}

public/routes/login.html

@@ -25,6 +25,6 @@
         <input type="submit" value="Login">
     </form>
 </div>
-
+<a href="/signup">Sign up</a>
 </body>
 </html>