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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(num) { | |
if (Number.isNaN(num)) { | |
console.log('Invalid input: numberOfStudents must be set to a Number.'); | |
} else { | |
return this._numberOfStudents = num; | |
} | |
} | |
quickFacts() { | |
console.log(`${this.name} educates ${this.numberOfStudents} students at the ${this.level} level.`) | |
} | |
static pickSubstituteTeacher(substituteTeachers) { | |
let tlength = substituteTeachers.length; | |
console.log(substituteTeachers[Math.floor(tlength * Math.random())]); | |
return substituteTeachers[Math.floor(tlength * Math.random())]; | |
} | |
} | |
class PrimarySchool extends School { | |
constructor(name, num, pickupPolicy) { | |
super(name, 'primary'); | |
this.numberOfStudents = num; // invoke the setter method | |
this._pickupPolicy = pickupPolicy; | |
} | |
/* | |
class PrimarySchool extends School { | |
constructor(name, numberOfStudents, pickupPolicy) { | |
super(name, 'primary', numberOfStudents); | |
this._pickupPolicy = pickupPolicy; | |
}*/ | |
get pickupPolicy() { | |
return this._pickupPolicy; | |
} | |
} | |
class Middle extends School { | |
constructor(name, numberOfStudents) { | |
super(name, 'Middle', numberOfStudents); | |
} | |
} | |
class High extends School { | |
constructor(name, numberOfStudents, sportsTeam) { | |
super(name, 'high', numberOfStudents); | |
this._sportsTeam = sportsTeam; | |
} | |
get sportsTeam() { | |
return console.log(this._sportsTeam); | |
} | |
} | |
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(); | |
School.pickSubstituteTeacher(['Jamal Crawford', 'Lou Williams', 'J. R. Smith', 'James Harden', 'Jason Terry', 'Manu Ginobli']); | |
lorraineHansbury.numberOfStudents(12); | |
const alSmith = new High('Al E. Smith', 415, ['Baseball', 'Basketball', 'Volleyball', 'Track and Field']); | |
alSmith.sportsTeam; | |
const johnson = new Middle('Johnson Junior High School', 312); | |
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