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const mongoose = require('mongoose');
const extendSchema = require('mongoose-extend-schema');
// SCHEMA ============================================
const ProductMediaSchema = new mongoose.Schema(
{
name : String,
url : String,
type : String,
data : String, // Base64 media content
imsgid: String, // The ims id associated to this media (if any)
},
{
_id: false
}
)
/**
* The amount of a given product in a warehouse
*/
const ProductInventorySchema = new mongoose.Schema(
{
warehouseId : {
type: mongoose.Schema.Types.ObjectId,
ref: 'Warehouse',
unique: true,
},
amount : Number
},
{
_id: false
}
)
const SizeSchema = new mongoose.Schema(
{
height : Number,
length : Number,
width : Number,
},
{
_id: false
}
);
const ProductBaseSchema = new mongoose.Schema(
{
title : { type: String, required: true },
description : String,
customDescription : String,
price : Number,
originalPrice : Number,
msrp : Number,
imsgid : String, // the global idenfier provided by IMS upon creation
sku : { type: String, required: true },
barcode : String, //EAN, ISBN, other
requiresShipping : Boolean, // if this product has to be shipped
inventoryLevels : [ProductInventorySchema],
bookedQuantity : Number,
trackInventory : Boolean,
showMsrp : Boolean,
weight : Number,
size : SizeSchema,
media : [ProductMediaSchema],
categoryId: {
type: mongoose.Schema.Types.ObjectId,
ref: 'Category'
},
},
{
_id: false,
}
)
// Product quantity is based on inventory levels
ProductBaseSchema.virtual('quantity')
.set(function() {
//throw new Error(`cannot set product quantity directly: use inventoryLevels`);
console.log(`cannot set product quantity directly: use inventoryLevels`);
})
.get(function() {
// sanity check
if (!this.inventoryLevels || 0==this.inventoryLevels.length) return 0;
// reduce inventory amount to a single quantity
return this.inventoryLevels.reduce((quantity, inventory) => quantity + inventory.amount, 0);
});
const ProductSchema = new mongoose.Schema(
{
partnerId : {
type: mongoose.Schema.Types.ObjectId,
required: true,
ref: 'Partner'
},
},
{
timestamps: true,
versionKey: false
}
).add(ProductBaseSchema); // Using add() will copy over the product base methods too!
// MODELS ============================================
const productMediaModel = mongoose.model('Media', ProductMediaSchema);
const productInventoryModel = mongoose.model('ProductInventory', ProductInventorySchema);
const productBaseModel = mongoose.model('ProductBase', ProductBaseSchema);
const productModel = mongoose.model('Product', ProductSchema);
// EXPORTS ===========================================
module.exports = {
productBaseModel,
productInventoryModel,
productMediaModel,
productModel,
ProductBaseSchema,
ProductInventorySchema,
ProductMediaSchema,
ProductSchema,
SizeSchema
};