Create server.js

Author: KOSASIH

src/ODNC/server.js

@@ -0,0 +1,86 @@
+// src/ODNC/server.js
+const express = require('express');
+const bodyParser = require('body-parser');
+const cors = require('cors');
+const mongoose = require('mongoose');
+const rateLimit = require('express-rate-limit');
+const { predictResourceExtraction } = require('./aiModel'); // Placeholder for AI model
+require('dotenv').config(); // Load environment variables
+
+const app = express();
+const PORT = process.env.PORT || 5000;
+
+// Middleware
+app.use(cors());
+app.use(bodyParser.json());
+
+// Rate limiting middleware
+const limiter = rateLimit({
+  windowMs: 1 * 60 * 1000, // 1 minute
+  max: 100, // Limit each IP to 100 requests per windowMs
+  message: 'Too many requests, please try again later.',
+});
+app.use(limiter);
+
+// MongoDB connection
+mongoose.connect(process.env.MONGODB_URI, { useNewUrlParser: true, useUnifiedTopology: true })
+  .then(() => console.log('MongoDB connected'))
+  .catch(err => console.error('MongoDB connection error:', err));
+
+// Energy data schema
+const energyDataSchema = new mongoose.Schema({
+  energyType: String,
+  amount: Number,
+  convertedAmount: Number,
+  createdAt: { type: Date, default: Date.now },
+});
+
+const EnergyData = mongoose.model('EnergyData', energyDataSchema);
+
+// Endpoint to identify and convert energy
+app.post('/api/convert-energy', async (req, res) => {
+  const { energyType, amount } = req.body;
+  const conversionResult = convertEnergy(energyType, amount);
+  
+  if (conversionResult) {
+    // Save to database
+    const energyEntry = new EnergyData({ energyType, amount, convertedAmount: conversionResult });
+    await energyEntry.save();
+    
+    res.json({ success: true, result: conversionResult });
+  } else {
+    res.status(400).json({ success: false, message: 'Invalid energy type or conversion failed.' });
+  }
+});
+
+// Function to convert energy types
+const convertEnergy = (energyType, amount) => {
+  // Example conversion logic
+  const conversionRates = {
+    'dimensional': 1.5,
+    'quantum': 2.0,
+    'dark': 0.5,
+  };
+
+  if (conversionRates[energyType]) {
+    return amount * conversionRates[energyType];
+  }
+  return null;
+};
+
+// Endpoint to predict resource extraction
+app.post('/api/predict-extraction', async (req, res) => {
+  const { energyData } = req.body;
+  try {
+    const prediction = await predictResourceExtraction(energyData);
+    res.json({ success: true, prediction });
+  } catch (error) {
+    console.error('Prediction error:', error);
+    res.status(500).json({ success: false, message: 'Prediction failed.' });
+  }
+});
+
+// Start the server
+app.listen(PORT, () => {
+  console.log(`Server is running on port ${PORT}`);
+});