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Copy pathClassExercises.js
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59 lines (47 loc) · 1.54 KB
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// Define your Book class here:
class Book {
constructor(title, author, copyrightDate, isbn, numPages, numTimesCheckedOut, discarded){
this.title = title;
this.author = author;
this.copyright = copyrightDate;
this.isbn = isbn;
this.numPages = numPages;
this.timesCheckedOut = this.timesCheckedOut;
this.discarded = this.discarded;
}
checkout(uses=1) {
this.timesCheckedOut += uses;
}
}
// Define your Manual and Novel classes here:
class Manual extends Book {
constructor(title, author, copyright, isbn, pages, timesCheckedOut, discarded) {
super(title, author, copyright, isbn, pages, timesCheckedOut, discarded);
}
dispose(currentYear){
if (currentYear - this.copyright > 5) {
this.discarded = 'Yes';
}
}
}
class Novel extends Book {
constructor(title, author, copyright, isbn, pages, timesCheckedOut, discarded) {
super(title, author, copyright, isbn, pages, timesCheckedOut, discarded);
}
dispose() {
if (this.timesCheckedOut > 100) {
this.discarded = 'Yes';
}
}
}
// Declare the objects for exercises 2 and 3 here:
let sampleNovel = new Novel('Pride and Prejudice', 'Jane Austen', 1813, 1111111111111, 432, 32, 'No');
let sampleManual = new Manual('Top Secret Shuttle Building Manual', 'Redacted', 2013,'0000000000000', 1147, 1, 'No')
console.log(sampleManual);
console.log(sampleNovel);
// Code exercises 4 & 5 here:
sampleManual.dispose(2024);
console.log(sampleManual.discarded);
sampleNovel.checkout(5);
sampleNovel.dispose();
console.log(sampleNovel.discarded);