const mongoose = require('mongoose'); const customerSchema = new mongoose.Schema({ name: { type: String, required: true, trim: true }, email: { type: String, required: true, unique: true, trim: true, lowercase: true }, phone: { type: String, required: true, trim: true }, address: { type: String, trim: true }, carModel: { type: String, required: true, trim: true }, carYear: { type: String, required: true, trim: true }, createdAt: { type: Date, default: Date.now }, updatedAt: { type: Date, default: Date.now } }); // Update the updatedAt timestamp before saving customerSchema.pre('save', function(next) { this.updatedAt = Date.now(); next(); }); module.exports = mongoose.model('Customer', customerSchema);