Banflixvip

const userSchema = new mongoose.Schema({ id: String, viewingHistory: [{ type: String }], ratings: [{ type: String }], preferences: [{ type: String }] });

const _ = require('lodash'); const User = require('./models/User'); banflixvip

// Collaborative filtering const similarUsers = await User.find({ viewingHistory: { $in: viewingHistory } }); const recommendedContent = similarUsers.reduce((acc, similarUser) => { return acc.concat(similarUser.viewingHistory); }, []); const userSchema = new mongoose