32360/backend/src/db/seeders/20231127130745-sample-data.js

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

const Budgets = db.budgets;

const Guests = db.guests;

const Schedules = db.schedules;

const Vendors = db.vendors;

const Venues = db.venues;

const BudgetsData = [
  {
    name: 'Gala Budget',

    amount: 15000,

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

  {
    name: 'Wedding Budget',

    amount: 20000,

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

  {
    name: 'Launch Budget',

    amount: 5000,

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

  {
    name: 'Meeting Budget',

    amount: 3000,

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

const GuestsData = [
  {
    name: 'John Doe',

    email: 'john.doe@example.com',

    rsvp_status: 'not_attending',

    vegetarian_option: true,
  },

  {
    name: 'Jane Smith',

    email: 'jane.smith@example.com',

    rsvp_status: 'not_attending',

    vegetarian_option: false,
  },

  {
    name: 'Michael Brown',

    email: 'michael.brown@example.com',

    rsvp_status: 'not_attending',

    vegetarian_option: true,
  },

  {
    name: 'Emily Davis',

    email: 'emily.davis@example.com',

    rsvp_status: 'not_attending',

    vegetarian_option: true,
  },
];

const SchedulesData = [
  {
    title: 'Corporate Gala',

    start_time: new Date('2023-11-15T18:00:00Z'),

    end_time: new Date('2023-11-15T23:00:00Z'),

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

  {
    title: 'Wedding Reception',

    start_time: new Date('2023-12-20T17:00:00Z'),

    end_time: new Date('2023-12-20T22:00:00Z'),

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

  {
    title: 'Product Launch',

    start_time: new Date('2023-10-05T09:00:00Z'),

    end_time: new Date('2023-10-05T12:00:00Z'),

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

  {
    title: 'Annual Meeting',

    start_time: new Date('2023-09-10T10:00:00Z'),

    end_time: new Date('2023-09-10T15:00:00Z'),

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

const VendorsData = [
  {
    name: 'Gourmet Catering',

    contact_info: 'contact@gourmetcatering.com',

    type: 'caterer',

    rating: 4.5,
  },

  {
    name: 'Elegant Decor',

    contact_info: 'info@elegantdecor.com',

    type: 'caterer',

    rating: 4.7,
  },

  {
    name: 'DJ Beats',

    contact_info: 'djbeats@music.com',

    type: 'decorator',

    rating: 4.8,
  },

  {
    name: 'Floral Arrangements',

    contact_info: 'flowers@floralarrangements.com',

    type: 'decorator',

    rating: 4.6,
  },
];

const VenuesData = [
  {
    name: 'Grand Ballroom',

    location: 'Downtown',

    capacity: 500,

    features: 'Stage, Sound System, Lighting',

    is_booked: false,
  },

  {
    name: 'Rooftop Terrace',

    location: 'City Center',

    capacity: 150,

    features: 'Open Air, Scenic View',

    is_booked: true,
  },

  {
    name: 'Conference Hall A',

    location: 'Business District',

    capacity: 300,

    features: 'Projector, Wi-Fi',

    is_booked: false,
  },

  {
    name: 'Garden Venue',

    location: 'Suburbs',

    capacity: 200,

    features: 'Outdoor, Greenery',

    is_booked: true,
  },
];

// Similar logic for "relation_many"

async function associateBudgetWithEvent() {
  const relatedEvent0 = await Schedules.findOne({
    offset: Math.floor(Math.random() * (await Schedules.count())),
  });
  const Budget0 = await Budgets.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Budget0?.setEvent) {
    await Budget0.setEvent(relatedEvent0);
  }

  const relatedEvent1 = await Schedules.findOne({
    offset: Math.floor(Math.random() * (await Schedules.count())),
  });
  const Budget1 = await Budgets.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Budget1?.setEvent) {
    await Budget1.setEvent(relatedEvent1);
  }

  const relatedEvent2 = await Schedules.findOne({
    offset: Math.floor(Math.random() * (await Schedules.count())),
  });
  const Budget2 = await Budgets.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Budget2?.setEvent) {
    await Budget2.setEvent(relatedEvent2);
  }

  const relatedEvent3 = await Schedules.findOne({
    offset: Math.floor(Math.random() * (await Schedules.count())),
  });
  const Budget3 = await Budgets.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (Budget3?.setEvent) {
    await Budget3.setEvent(relatedEvent3);
  }
}

// Similar logic for "relation_many"

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

    await Guests.bulkCreate(GuestsData);

    await Schedules.bulkCreate(SchedulesData);

    await Vendors.bulkCreate(VendorsData);

    await Venues.bulkCreate(VenuesData);

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

      await associateBudgetWithEvent(),

      // Similar logic for "relation_many"
    ]);
  },

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

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

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

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

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