31345/backend/src/db/seeders/20231127130745-sample-data.js

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

const Categories = db.categories;

const Expenses = db.expenses;

const Leads = db.leads;

const Notes = db.notes;

const CategoriesData = [
  {
    name: 'Corporate',
  },

  {
    name: 'SME',
  },

  {
    name: 'Startup',
  },
];

const ExpensesData = [
  {
    category: 'Office Supplies',

    amount: 150.75,

    date: new Date('2023-10-01T10:00:00Z'),

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

  {
    category: 'Travel',

    amount: 300.5,

    date: new Date('2023-10-05T15:30:00Z'),

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

  {
    category: 'Client Entertainment',

    amount: 200,

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

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

const LeadsData = [
  {
    name: 'Acme Corp',

    status: 'new',

    // type code here for "relation_one" field

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

  {
    name: 'Globex Inc',

    status: 'qualified',

    // type code here for "relation_one" field

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

  {
    name: 'Initech',

    status: 'qualified',

    // type code here for "relation_one" field

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

const NotesData = [
  {
    content: 'Meeting with Acme Corp went well.',

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

  {
    content: 'Follow up with Globex Inc next week.',

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

  {
    content: 'Initech is interested in our services.',

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

// Similar logic for "relation_many"

async function associateExpenseWithUser() {
  const relatedUser0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Expense0 = await Expenses.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Expense0?.setUser) {
    await Expense0.setUser(relatedUser0);
  }

  const relatedUser1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Expense1 = await Expenses.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Expense1?.setUser) {
    await Expense1.setUser(relatedUser1);
  }

  const relatedUser2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Expense2 = await Expenses.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Expense2?.setUser) {
    await Expense2.setUser(relatedUser2);
  }
}

async function associateLeadWithCategory() {
  const relatedCategory0 = await Categories.findOne({
    offset: Math.floor(Math.random() * (await Categories.count())),
  });
  const Lead0 = await Leads.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Lead0?.setCategory) {
    await Lead0.setCategory(relatedCategory0);
  }

  const relatedCategory1 = await Categories.findOne({
    offset: Math.floor(Math.random() * (await Categories.count())),
  });
  const Lead1 = await Leads.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Lead1?.setCategory) {
    await Lead1.setCategory(relatedCategory1);
  }

  const relatedCategory2 = await Categories.findOne({
    offset: Math.floor(Math.random() * (await Categories.count())),
  });
  const Lead2 = await Leads.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Lead2?.setCategory) {
    await Lead2.setCategory(relatedCategory2);
  }
}

async function associateLeadWithOwner() {
  const relatedOwner0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Lead0 = await Leads.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Lead0?.setOwner) {
    await Lead0.setOwner(relatedOwner0);
  }

  const relatedOwner1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Lead1 = await Leads.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Lead1?.setOwner) {
    await Lead1.setOwner(relatedOwner1);
  }

  const relatedOwner2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Lead2 = await Leads.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Lead2?.setOwner) {
    await Lead2.setOwner(relatedOwner2);
  }
}

async function associateNoteWithUser() {
  const relatedUser0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Note0 = await Notes.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (Note0?.setUser) {
    await Note0.setUser(relatedUser0);
  }

  const relatedUser1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Note1 = await Notes.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (Note1?.setUser) {
    await Note1.setUser(relatedUser1);
  }

  const relatedUser2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const Note2 = await Notes.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (Note2?.setUser) {
    await Note2.setUser(relatedUser2);
  }
}

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

    await Expenses.bulkCreate(ExpensesData);

    await Leads.bulkCreate(LeadsData);

    await Notes.bulkCreate(NotesData);

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

      await associateExpenseWithUser(),

      await associateLeadWithCategory(),

      await associateLeadWithOwner(),

      await associateNoteWithUser(),
    ]);
  },

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

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

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

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