var mongoose = require('mongoose') Schema = mongoose.Schema, ObjectId = Schema.ObjectId; var deviceTypeSchema = new Schema({ category: String, make: String, model: String, technicalData: String, links: String, partsRecommended: String, testEquipmentRecommended: String, images: [{ type: String }], checkList: { type: ObjectId, ref: 'CheckList' }, deleted: { type: Boolean, default: false } }); module.exports = mongoose.model('DeviceType', deviceTypeSchema);