node-mongo-demo

populate_database.js

(1253B)

 import mongoose from 'mongoose';
 import bcrypt from 'bcryptjs';
 import User from '../src/models/user.js';
 import Lucky7Session from '../src/models/lucky7-session.js';
 import Lucky7Bet from '../src/models/lucky7-bet.js';
 
 const startDate = new Date('2024-01-01')
 
 const roll = () => Math.round(Math.random())
     ? { lucky: true, roll: [3,4] }
     : { lucky: true, roll: [1,1] };
 
 const generateBets = (length, users) =>
     users.flatMap(({ _id }) =>
         Array.from({ length }, (_, i) => 1 + i).map(i => ({
             ...roll(),
             userId: _id,
             rollAt: new Date(new Date(startDate).setDate(startDate.getDate() + i)),
         }))
     );
 
 const generateUsers = length =>
     Array.from({ length }, (_, i) => 1 + i)
         .map(i => ({
             name: `user${i}`,
             email: `user${i}@example.com`,
             password: bcrypt.hashSync(`user${i}`, 12),
         }));
 
 
 (async function() {
     try {
         await mongoose.connect(process.env.MONGODB_URL);
         await User.init();
         await Lucky7Bet.init();
 
         const users = await User.insertMany(generateUsers(10));
         const bets = await Lucky7Bet.insertMany(generateBets(20, users));
     } finally {
         await mongoose.disconnect();
     }
 })();