FrogApp.js

const facilityTitle = 'Frog Paradise'

const facilityDescription =
  'Your new one-stop location for fresh frogs from the sea! ' +
  'Our frogs are housed with great care from the best professionals all over the world. ' +
  'Our frogs make great companionship from a wide variety of age groups, from toddlers to ' +
  'senior adults! What are you waiting for? ' +
  'Buy a frog today and begin an unforgettable adventure with a companion you dreamed for!'

const facilityLocation = {
  address: '1104 Bodger St',
  suite: '#203',
  state: 'NY',
  country: 'USA',
  zip: 92804,
}

const frogParadise = new FrogAdoptionFacility(
  facilityTitle,
  facilityDescription,
  facilityLocation,
)

const mikeTheToad = new Toad({
  name: 'mike',
  gender: 'male',
  weight: 12.5,
})

const sally = new Person()
sally
  .setName('sally tran')
  .setGender('female')
  .setAge(27)
  
const richardTheEmployee = new Person()
richardTheEmployee
  .setName('richard rodriguez')
  .setGender('male')
  .setAge(77)
  
const contract = frogParadise.createContract(richardTheEmployee, sally)
frogParadise.signContract(contract.id, sally)

const sallysLicense = new FrogParadiseLicense(
  sally,
  richardTheEmployee,
  mikeTheToad,
  facilityLocation,
)

const sallyAsPetOwner = new FrogParadiseOwner(sally, sallysLicense, mikeTheToad)
frogParadise.setAdoption(sallyAsPetOwner, sallysLicense, mikeTheToad, contract)

const adoption = frogParadise.getAdoption(contract.id)
console.log(JSON.stringify(adoption, null, 2))