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