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server.js

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+require('dotenv').config();
+
+var express = require('express');
+//var mysql = require('mysql3');
+const cors = require('cors')
+var app = express();
+//CORS is a security feature implemented by web browsers that 
+//restricts webpages from making requests to a different domain 
+//than the one serving the web page.
+app.use(cors());
+
+var mysql = require('mysql2');
+
+var connection = mysql.createConnection({
+  host: '127.0.0.1',
+  port: 3306,
+  user: 'root',
+  password: process.env.DB_PASSWORD, 
+  database: 'recipe', 
+});
+
+// Establish the connection
+connection.connect((error) => {
+  if (error) {
+    console.error('Failed to connect to MySQL:', error);
+    return;
+  }
+
+  console.log('Connected to MySQL database');
+});
+
+
+app.get('/api/data', function (req, res) {
+  const searchQ = req.query.search; // Retrieve the 'search' query parameter from the request
+
+  // Split the searchQ into individual ingredients
+  const ingredients = searchQ.split(',');
+  // Create an array to store the conditions for each ingredient
+  const conditions = [];
+  // Iterate through each ingredient and add a condition for the SQL query
+  ingredients.forEach((ingredient) => {
+    const condition = `Ingredients LIKE '%${ingredient.trim()}%'`;
+    conditions.push(condition);
+  });
+  // Join the conditions with and to create a dynamic WHERE clause for the SQL query
+  const whereClause = conditions.join(' AND ');
+  // Example MySQL query with the dynamic WHERE clause to filter by the 'name' column
+  const query = `SELECT * FROM recipes WHERE ${whereClause}`;
+  connection.query(query, function (error, results, fields) {
+    if (error) throw error;
+
+    // Send pretty JSON with 2-space indentation
+    res.setHeader('Content-Type', 'application/json');
+    res.send(JSON.stringify(results, null, 2));
+  });
+});
+
+
+
+app.listen(3000, function () {
+  console.log('Example app listening on port 3000!');
+});
+