init

src/routes/api/saveQuizResponse.js

@@ -0,0 +1,59 @@
+const mysql = require("mysql2");
+
+const saveQuizResponse = (req, res) => {
+    const connection = mysql.createConnection({
+        host: process.env.MARIA_HOST,
+        user: process.env.MARIA_USER,
+        password: process.env.MARIA_PASS,
+        database: process.env.MARIA_DBNM
+    });
+
+    connection.connect((err) => {
+        if (err) {
+            console.error('Error connecting to the database:', err);
+            res.status(500).send('Internal Server Error');
+            return;
+        }
+        console.log('Connected to the MariaDB database.');
+    });
+
+    const data = req.body;
+    // console.log(data);
+
+    const query = `INSERT INTO quiz_response (questionId, quizId, selectedOption) VALUES (?, ?, ?)`;
+
+    let errorOccurred = false;
+    let promises = [];
+
+    data.forEach((response) => {
+        const values = [response.questionId, response.quizId, response.selectedOption];
+        const promise = new Promise((resolve, reject) => {
+            connection.query(query, values, (err, results) => {
+                if (err) {
+                    console.error('Error inserting data:', err);
+                    errorOccurred = true;
+                    reject(err);
+                } else {
+                    resolve(results);
+                }
+            });
+        });
+        promises.push(promise);
+    });
+
+    Promise.all(promises)
+        .then(() => {
+            if (!errorOccurred) {
+                res.status(200).json({success: true, quizId: data[0].quizId, message: 'All responses saved successfully.' });
+            }
+        })
+        .catch((error) => {
+            console.error('Error saving responses:', error);
+            res.status(500).send('Internal Server Error');
+        })
+        .finally(() => {
+            connection.end();
+        });
+};
+
+module.exports = saveQuizResponse;