text: import mongoose from 'mongoose';
  import GenericDao from './genericDao';
  
  let toppingSchema = new mongoose.Schema({
      name: {
          type: String,
          required: true,
          unique: true
      },
      price: {
          type: Number,
          required: true
      },
      photo: {
          type: String,
          required: false
      }
  });
  
  export const Topping = mongoose.model('Topping', toppingSchema);
  
  export class ToppingDao extends GenericDao {
  
      constructor() {
          super(Topping);
      }
  
  }