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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | 5x 5x 5x 5x 5x 5x 5x | const mongoose = require('mongoose')
const reviewSchema = new mongoose.Schema({
user: { type: mongoose.Schema.Types.ObjectId, ref: 'User', required: true },
description: {
type: String,
trim: true,
},
rating: {
type: Number,
min: [1, 'Rating must be at least 1.'],
max: [5, 'Rating cannot exceed 5.'],
},
})
const bookSchema = new mongoose.Schema(
{
title: {
type: String,
required: [true, 'Title is required.'],
trim: true,
minLength: [3, 'Title must be at least 3 characters long.'],
},
description: {
type: String,
required: true,
},
author: {
type: String,
required: [true, 'Author is required.'],
},
categories: [
{
type: mongoose.Schema.Types.ObjectId,
ref: 'Category',
required: true,
},
],
trending: {
type: Boolean,
required: true,
},
coverImage: {
type: String,
},
price: {
type: Number,
required: [true, 'Price is required.'],
min: [0, 'Price cannot be negative.'],
},
quantityInStock: {
type: Number,
required: [true, 'Stock quantity is required.'],
min: [0, 'Stock quantity cannot be negative.'],
default: 0,
},
review: [reviewSchema],
},
{
timestamps: true,
},
)
// Compound index for price and creation date (useful for sorting/filtering)
bookSchema.index({ price: 1, createdAt: -1 })
// Text index for searching in title and description
bookSchema.index({ title: 'text' })
const BookModel = mongoose.model('Book', bookSchema)
module.exports = BookModel
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