Simple JavaScript class to classify schools.

school-classifier.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 name(){
    return this._numberOfStudents;
  }
  quickFacts(){
    console.log(`${this._name} educates ${this._numberOfStudents} students at the ${this._level} school level.`);
  }
  static pickSubstituteTeacher(substituteTeachers){
    if(typeof substituteTeachers == 'object'){
      let index = Math.floor(Math.random() * substituteTeachers.length);
      return substituteTeachers[index];
    }
  }
  set numberOfStudents(newNumberOfStudents){
    if(typeof newNumberOfStudents == 'number'){
      this._numberOfStudents = newNumberOfStudents;
    } else {
      console.log('Invalid input: numberOfStudents must be set to a Number.');
    }
  }
}
class PrimarySchool extends School {
  constructor(name, numberOfStudents, pickupPolicy){
    super(name, 'primary', numberOfStudents);
    this._pickupPolicy = pickupPolicy;
  }
  get pickupPolicy(){
    return this._pickupPolicy;
  }
}
class HighSchool extends School {
  constructor(name, numberOfStudents, sportsTeams){
    super(name, 'high', numberOfStudents);
    this._sportsTeams = sportsTeams;
  }
  get sportsTeams(){
    return this._sportsTeams;
  }
}