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Current File : //home/deltalab/PMS/buy-button-generator/models/mongoose/parcel.js

const mongoose = require('mongoose');

const { OrderItemSchema } = require('./order');

// SCHEMA ============================================
const BoxSchema = mongoose.Schema(
  {
    name      : String,
    length    : Number,
    width     : Number,
    height    : Number,
    maxWeight : Number,
  },
  {
    _id: false
  }
);

/**
 * This is what the shipment managament requires,
 * just size and weight of the parcel to ship
 */
const ParcelBaseSchema = mongoose.Schema(
  {
    height    : Number,
    length    : Number,
    width     : Number,
    weight    : Number,
  },
  {
    _id: false
  }
);

/**
 * This is an enriched version of the parcel
 * adding used box details and items
 */
const ParcelSchema = mongoose.Schema(
  {
    box       : BoxSchema,
    items     : [OrderItemSchema],
  },
  {
    _id: false
  }
).add(ParcelBaseSchema);

// assign a function to the "methods" object of our animalSchema
ParcelSchema.methods.setBox = function(box) {
  this.box    = box;
  this.height = box.height;
  this.length = box.length;
  this.width  = box.width;
};

ParcelSchema.methods.addItem = function(item) {
  this.items.push(item);
  // item weight sanitization
  const itemWeight = item.weight>0 ? item.weight : 0;
  // ensure parcel weight is initialized properly
  this.weight = this.weight ? this.weight + itemWeight : itemWeight;
};

ParcelSchema.methods.setItems = function(items) {
  for (const item of items) {
    this.addItem(item);
  }
}

// MODELS ============================================
const parcelBaseModel = mongoose.model('ParcelBase', ParcelBaseSchema);
const parcelModel     = mongoose.model('Parcel', ParcelSchema);
const boxModel        = mongoose.model('Box', BoxSchema);


module.exports = {
  BoxSchema,
  ParcelBaseSchema,
  ParcelSchema,
  boxModel,
  parcelBaseModel,
  parcelModel,
}