30835/backend/src/db/seeders/20231127130745-sample-data.js

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

const ServiceRequests = db.service_requests;

const Companies = db.companies;

const ServiceRequestsData = [
  {
    title: 'Install New Router',

    description:
      'Customer requested installation of a new router at their residence.',

    // type code here for "relation_one" field

    // type code here for "relation_one" field

    status: 'Pending',

    // type code here for "images" field

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

  {
    title: 'Upgrade Internet Plan',

    description: 'Customer wants to upgrade to a higher speed internet plan.',

    // type code here for "relation_one" field

    // type code here for "relation_one" field

    status: 'Closed',

    // type code here for "images" field

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

  {
    title: 'Fix Connection Issue',

    description: 'Customer reported intermittent connection issues.',

    // type code here for "relation_one" field

    // type code here for "relation_one" field

    status: 'InProgress',

    // type code here for "images" field

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

const CompaniesData = [
  {
    name: 'TechNet Solutions',
  },

  {
    name: 'Broadband Corp',
  },

  {
    name: 'FiberLink Services',
  },
];

// Similar logic for "relation_many"

async function associateUserWithCompany() {
  const relatedCompany0 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const User0 = await Users.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (User0?.setCompany) {
    await User0.setCompany(relatedCompany0);
  }

  const relatedCompany1 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const User1 = await Users.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (User1?.setCompany) {
    await User1.setCompany(relatedCompany1);
  }

  const relatedCompany2 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const User2 = await Users.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (User2?.setCompany) {
    await User2.setCompany(relatedCompany2);
  }
}

async function associateServiceRequestWithCompany() {
  const relatedCompany0 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const ServiceRequest0 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (ServiceRequest0?.setCompany) {
    await ServiceRequest0.setCompany(relatedCompany0);
  }

  const relatedCompany1 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const ServiceRequest1 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (ServiceRequest1?.setCompany) {
    await ServiceRequest1.setCompany(relatedCompany1);
  }

  const relatedCompany2 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const ServiceRequest2 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (ServiceRequest2?.setCompany) {
    await ServiceRequest2.setCompany(relatedCompany2);
  }
}

async function associateServiceRequestWithAssigned_to() {
  const relatedAssigned_to0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const ServiceRequest0 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (ServiceRequest0?.setAssigned_to) {
    await ServiceRequest0.setAssigned_to(relatedAssigned_to0);
  }

  const relatedAssigned_to1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const ServiceRequest1 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (ServiceRequest1?.setAssigned_to) {
    await ServiceRequest1.setAssigned_to(relatedAssigned_to1);
  }

  const relatedAssigned_to2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const ServiceRequest2 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (ServiceRequest2?.setAssigned_to) {
    await ServiceRequest2.setAssigned_to(relatedAssigned_to2);
  }
}

async function associateServiceRequestWithCompany() {
  const relatedCompany0 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const ServiceRequest0 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (ServiceRequest0?.setCompany) {
    await ServiceRequest0.setCompany(relatedCompany0);
  }

  const relatedCompany1 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const ServiceRequest1 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (ServiceRequest1?.setCompany) {
    await ServiceRequest1.setCompany(relatedCompany1);
  }

  const relatedCompany2 = await Companies.findOne({
    offset: Math.floor(Math.random() * (await Companies.count())),
  });
  const ServiceRequest2 = await ServiceRequests.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (ServiceRequest2?.setCompany) {
    await ServiceRequest2.setCompany(relatedCompany2);
  }
}

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

    await Companies.bulkCreate(CompaniesData);

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

      await associateUserWithCompany(),

      await associateServiceRequestWithCompany(),

      await associateServiceRequestWithAssigned_to(),

      await associateServiceRequestWithCompany(),
    ]);
  },

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

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