const mongoose = require('mongoose');
require('dotenv').config();

const MONGO_URI = process.env.MONGO_URI;

if (!MONGO_URI) {
    console.error("❌ MONGO_URI is missing");
    process.exit(1);
}

mongoose.connect(MONGO_URI)
    .then(async () => {
        console.log("✅ MongoDB Connected");

        const Product = require('./src/models/Product'); // Adjust path if needed

        // 1. Update all products missing 'condition'
        const result = await Product.updateMany(
            { condition: { $exists: false } }, // Filter
            { $set: { condition: 'new' } }     // Update
        );

        console.log(`✅ Migrated ${result.modifiedCount} products to 'new' condition.`);

        process.exit(0);
    })
    .catch(err => {
        console.error("❌ Error:", err);
        process.exit(1);
    });