29638/backend/src/db/seeders/20231127130745-sample-data.js

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

const AccessLogs = db.access_logs;

const QrCodes = db.qr_codes;

const Videos = db.videos;

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

    // type code here for "relation_one" field

    access_time: new Date('2023-10-01T10:05:00Z'),
  },

  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    access_time: new Date('2023-10-02T10:15:00Z'),
  },

  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    access_time: new Date('2023-10-03T10:25:00Z'),
  },

  {
    // type code here for "relation_one" field

    // type code here for "relation_one" field

    access_time: new Date('2023-10-04T10:35:00Z'),
  },
];

const QrCodesData = [
  {
    code: 'QR123456',

    // type code here for "relation_one" field

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

    valid_until: new Date('2023-10-01T12:00:00Z'),
  },

  {
    code: 'QR654321',

    // type code here for "relation_one" field

    valid_from: new Date('2023-10-02T10:00:00Z'),

    valid_until: new Date('2023-10-02T12:00:00Z'),
  },

  {
    code: 'QR112233',

    // type code here for "relation_one" field

    valid_from: new Date('2023-10-03T10:00:00Z'),

    valid_until: new Date('2023-10-03T12:00:00Z'),
  },

  {
    code: 'QR445566',

    // type code here for "relation_one" field

    valid_from: new Date('2023-10-04T10:00:00Z'),

    valid_until: new Date('2023-10-04T12:00:00Z'),
  },
];

const VideosData = [
  {
    title: 'Introduction to QR Codes',

    url: 'https://www.example.com/video1',

    status: 'active',
  },

  {
    title: 'Advanced QR Code Techniques',

    url: 'https://www.example.com/video2',

    status: 'active',
  },

  {
    title: 'QR Code Security',

    url: 'https://www.example.com/video3',

    status: 'active',
  },

  {
    title: 'QR Code Applications',

    url: 'https://www.example.com/video4',

    status: 'inactive',
  },
];

// Similar logic for "relation_many"

async function associateAccessLogWithUser() {
  const relatedUser0 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const AccessLog0 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (AccessLog0?.setUser) {
    await AccessLog0.setUser(relatedUser0);
  }

  const relatedUser1 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const AccessLog1 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (AccessLog1?.setUser) {
    await AccessLog1.setUser(relatedUser1);
  }

  const relatedUser2 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const AccessLog2 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (AccessLog2?.setUser) {
    await AccessLog2.setUser(relatedUser2);
  }

  const relatedUser3 = await Users.findOne({
    offset: Math.floor(Math.random() * (await Users.count())),
  });
  const AccessLog3 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (AccessLog3?.setUser) {
    await AccessLog3.setUser(relatedUser3);
  }
}

async function associateAccessLogWithQr_code() {
  const relatedQr_code0 = await QrCodes.findOne({
    offset: Math.floor(Math.random() * (await QrCodes.count())),
  });
  const AccessLog0 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (AccessLog0?.setQr_code) {
    await AccessLog0.setQr_code(relatedQr_code0);
  }

  const relatedQr_code1 = await QrCodes.findOne({
    offset: Math.floor(Math.random() * (await QrCodes.count())),
  });
  const AccessLog1 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (AccessLog1?.setQr_code) {
    await AccessLog1.setQr_code(relatedQr_code1);
  }

  const relatedQr_code2 = await QrCodes.findOne({
    offset: Math.floor(Math.random() * (await QrCodes.count())),
  });
  const AccessLog2 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (AccessLog2?.setQr_code) {
    await AccessLog2.setQr_code(relatedQr_code2);
  }

  const relatedQr_code3 = await QrCodes.findOne({
    offset: Math.floor(Math.random() * (await QrCodes.count())),
  });
  const AccessLog3 = await AccessLogs.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (AccessLog3?.setQr_code) {
    await AccessLog3.setQr_code(relatedQr_code3);
  }
}

async function associateQrCodeWithVideo() {
  const relatedVideo0 = await Videos.findOne({
    offset: Math.floor(Math.random() * (await Videos.count())),
  });
  const QrCode0 = await QrCodes.findOne({
    order: [['id', 'ASC']],
    offset: 0,
  });
  if (QrCode0?.setVideo) {
    await QrCode0.setVideo(relatedVideo0);
  }

  const relatedVideo1 = await Videos.findOne({
    offset: Math.floor(Math.random() * (await Videos.count())),
  });
  const QrCode1 = await QrCodes.findOne({
    order: [['id', 'ASC']],
    offset: 1,
  });
  if (QrCode1?.setVideo) {
    await QrCode1.setVideo(relatedVideo1);
  }

  const relatedVideo2 = await Videos.findOne({
    offset: Math.floor(Math.random() * (await Videos.count())),
  });
  const QrCode2 = await QrCodes.findOne({
    order: [['id', 'ASC']],
    offset: 2,
  });
  if (QrCode2?.setVideo) {
    await QrCode2.setVideo(relatedVideo2);
  }

  const relatedVideo3 = await Videos.findOne({
    offset: Math.floor(Math.random() * (await Videos.count())),
  });
  const QrCode3 = await QrCodes.findOne({
    order: [['id', 'ASC']],
    offset: 3,
  });
  if (QrCode3?.setVideo) {
    await QrCode3.setVideo(relatedVideo3);
  }
}

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

    await QrCodes.bulkCreate(QrCodesData);

    await Videos.bulkCreate(VideosData);

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

      await associateAccessLogWithUser(),

      await associateAccessLogWithQr_code(),

      await associateQrCodeWithVideo(),
    ]);
  },

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

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

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