30484/backend/src/db/seeders/20231127130745-sample-data.js

const db = require('../models');
const Users = db.users;

const Channels = db.channels;

const Subscriptions = db.subscriptions;

const Videos = db.videos;

const ChannelsData = [
  {
    name: 'Motivation Daily',

    youtube_id: 'UC1234567890',

    // type code here for "relation_many" field
  },

  {
    name: 'Inspire Now',

    youtube_id: 'UC0987654321',

    // type code here for "relation_many" field
  },

  {
    name: 'Success Stories',

    youtube_id: 'UC1122334455',

    // type code here for "relation_many" field
  },

  {
    name: 'Leadership Talks',

    youtube_id: 'UC5566778899',

    // type code here for "relation_many" field
  },
];

const SubscriptionsData = [
  {
    // type code here for "relation_one" field

    price: 30,

    start_date: new Date('2023-10-01T00:00:00Z'),

    end_date: new Date('2023-11-01T00:00:00Z'),
  },

  {
    // type code here for "relation_one" field

    price: 30,

    start_date: new Date('2023-10-02T00:00:00Z'),

    end_date: new Date('2023-11-02T00:00:00Z'),
  },

  {
    // type code here for "relation_one" field

    price: 30,

    start_date: new Date('2023-10-03T00:00:00Z'),

    end_date: new Date('2023-11-03T00:00:00Z'),
  },

  {
    // type code here for "relation_one" field

    price: 30,

    start_date: new Date('2023-10-04T00:00:00Z'),

    end_date: new Date('2023-11-04T00:00:00Z'),
  },
];

const VideosData = [
  {
    theme: 'Inspiration',

    mood: 'Motivational',

    inspiration: 'Steve Jobs',

    scheduled_at: new Date('2023-11-01T10:00:00Z'),

    is_posted: true,
  },

  {
    theme: 'Success',

    mood: 'Uplifting',

    inspiration: 'Oprah Winfrey',

    scheduled_at: new Date('2023-11-02T11:00:00Z'),

    is_posted: true,
  },

  {
    theme: 'Perseverance',

    mood: 'Encouraging',

    inspiration: 'Nelson Mandela',

    scheduled_at: new Date('2023-11-03T12:00:00Z'),

    is_posted: true,
  },

  {
    theme: 'Leadership',

    mood: 'Empowering',

    inspiration: 'Simon Sinek',

    scheduled_at: new Date('2023-11-04T13:00:00Z'),

    is_posted: true,
  },
];

// Similar logic for "relation_many"

// Similar logic for "relation_many"

async function associateSubscriptionWithUser() {
  const relatedUser0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Subscription0 = await Subscriptions.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Subscription0?.setUser) {
    await Subscription0.setUser(relatedUser0);
  }

  const relatedUser1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Subscription1 = await Subscriptions.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Subscription1?.setUser) {
    await Subscription1.setUser(relatedUser1);
  }

  const relatedUser2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Subscription2 = await Subscriptions.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Subscription2?.setUser) {
    await Subscription2.setUser(relatedUser2);
  }

  const relatedUser3 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Subscription3 = await Subscriptions.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (Subscription3?.setUser) {
    await Subscription3.setUser(relatedUser3);
  }
}

module.exports = {
  up: async (queryInterface, Sequelize) => {
    await Channels.bulkCreate(ChannelsData);

    await Subscriptions.bulkCreate(SubscriptionsData);

    await Videos.bulkCreate(VideosData);

    await Promise.all([
      // Similar logic for "relation_many"

      // Similar logic for "relation_many"

      await associateSubscriptionWithUser(),
    ]);
  },

  down: async (queryInterface, Sequelize) => {
    await queryInterface.bulkDelete('channels', null, {});

    await queryInterface.bulkDelete('subscriptions', null, {});

    await queryInterface.bulkDelete('videos', null, {});
  },
};