data-generator.js

const dayjs = require('dayjs');
const faker = require('faker');

const Districts = require('./data/locations.json');
const Genders = require('./data/genders');
const IdTypes = require('./data/id-types');
const Types = require('./data/types');
const Reasons = require('./data/reasons');

const generateRandomData = (context, events, done) => {
  const pickRandom = (array) => array[Math.floor(Math.random() * array.length)];
  const generateNumber = (max) => faker.datatype.number(max).toString().padStart(max.toString().length, '0');

  const mobilePhone = `015${generateNumber(99999999)}`;
  const registerDistrict = pickRandom(Districts);
  const registerThana = pickRandom(registerDistrict.thanas);

  const dateOfBirth = dayjs(faker.date.past(30, dayjs().subtract(18, 'years').toDate()));

  const register = {
    mobilePhone,
    name: 'Applicant',
    district: registerDistrict.id,
    thana: registerThana.id,
    dateOfBirth: dayjs(dateOfBirth).format('YYYY-MM-DD'),
    gender: pickRandom(Object.keys(Genders)),
    idType: pickRandom(Object.keys(IdTypes)),
    idNumber: generateNumber(9999999999999999)
  };

  const login = {
    mobilePhone,
    dateOfBirth: dateOfBirth.format('DDMMYYYY')
  };

  const applyDistrict = pickRandom(Districts);
  const applyThana = pickRandom(registerDistrict.thanas);

  const apply = {
    fromLocation: `Location A, ${registerThana.en}, ${registerDistrict.en}`,
    toLocation: 'Location B',
    district: applyDistrict.id,
    thana: applyThana.id,
    dateTime: dayjs(faker.date.soon()).toISOString(),
    durationInHour: pickRandom(Array.from({length: 12}, (_, n) => n + 1)),
    type: pickRandom(Object.keys(Types)),
    reason: pickRandom(Reasons).en,
    includeVehicle: false
  };

  context.vars.register = register;
  context.vars.login = login;
  context.vars.apply = apply;

  return done();
};

module.exports = {
  generateRandomData
};