Codecademy export

app.js

class School {
  constructor(name, level, numberOfStudents) {
    this._name = name;
    this._level = level;
    this._numberOfStudents = numberOfStudents;
  }

  get name() {
    return this._name;
  }
  get level() {
    return this._level;
  }
  get numberOfStudents() {
    return this._numberOfStudents;
  }
  set numberOfStudents(newNumberOfStudents) {
    if(typeof newNumberOfStudents === 'number') {
      this._numberOfStudents = newNumberOfStudents;
    } else {
      console.log('Invalid input: numberOfStudents must be set to a Number.');
    }
  }
  quickFacts() {
    console.log(`${this._name} educates ${this._numberOfStudents} students at the ${this._level} school level.`)
  }
  static pickSubstituteTeacher(substituteTeachers) {
const randomNumber = Math.floor(substituteTeachers.length * Math.random());
return substituteTeachers[randomNumber];
  }
}

class PrimarySchool extends School {
  constructor(name, numberOfStudents, pickUpPolicy) {
    //including numberOfStudents because it was set(setter method) as changeable data,
    // 'primary is included in super and not in this._level because it's value is set directly in class and not being passed via new class
    // Any property that is defined in the superclass must be passed also into Super().
//Otherwise the property will not be created in the child class, and thus will not be present in the objects you create with it.
    super(name, 'primary', numberOfStudents);
    this._pickUpPolicy = pickUpPolicy;
  }
 get pickUpPolicy() {
   return this._pickUpPolicy;
 }
}
 class HighSchool extends School {
   constructor(name, numberOfStudents, sportsTeams) {
     super(name, 'high school', numberOfStudents);
     this._sportsTeams = sportsTeams;
   }
   get sportsTeams() {
     return this._sportsTeams;
   }
 }

 const lorraineHansbury = new PrimarySchool('Lorraine Hansbury', 514, 'Students must be picked up by a parent, guardian, or a family member over the age of 13.');
 lorraineHansbury.quickFacts();

const sub = School.pickSubstituteTeacher(['Jamal Crawford', 'Lou Williams', 'J. R. Smith', 'James Harden', 'Jason Terry', 'Manu Ginobli']);
console.log(School.pickSubstituteTeacher);

const alSmith = new HighSchool('Al E. Smith', 415, ['Baseball', 'Basketball', 'Volleyball', 'Track and Field']);
//call alSmith.sportsTeams without () because it's calling a getter method and getter methods have the same syntax as a property object.property
console.log(alSmith.sportsTeams);