Classes exercise done

classes/exercises/ClassExercises.js

@@ -1,10 +1,99 @@
 // Define your Book class here:
 
+class Book {
+  constructor(
+    title,
+    author,
+    copyright,
+    isbn,
+    pages,
+    timesCheckedOut,
+    discarded
+  ) {
+    this.title = title;
+    this.author = author;
+    this.copyright = copyright;
+    this.isbn = isbn;
+    this.pages = pages;
+    this.timesCheckedOut = timesCheckedOut;
+    this.discarded = 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 prideAndPrejudice = new Novel(
+  "Pride and Prejudice",
+  "Jane Austen",
+  1813,
+  "1111111111111",
+  432,
+  32,
+  "No"
+);
+
+let topSecretShuttleBuildingManual = new Manual(
+  "Top Secret Shuttle Building Manual",
+  "Redacted",
+  2013,
+  "0000000000000",
+  1147,
+  1,
+  "No"
+);
+
+
+
+// Code exercises 4 & 5 here:
+
+topSecretShuttleBuildingManual.dispose(2024);
+
+prideAndPrejudice.checkout(5);
+prideAndPrejudice.dispose();
 
-// Code exercises 4 & 5 here:
+console.log(prideAndPrejudice);
+console.log(topSecretShuttleBuildingManual);