const mongoose = require('mongoose'); const uploadSchema = new mongoose.Schema({ filename: { type: String, required: true, unique: true }, originalFilename: { type: String, required: true }, sizeInBytes: { type: Number, required: true }, timeOfUpload: { type: Date, required: true, default: Date.now }, author: { type: mongoose.Schema.Types.ObjectId, ref: 'User', required: true } }); module.exports = mongoose.model('Upload', uploadSchema);