From c677bc8d05d010c82af419ace8a42afc5bbbfadc Mon Sep 17 00:00:00 2001
From: MarioLJFerreira <marioferreira0212@gmail.com>
Date: Sat, 21 Jun 2025 14:10:41 +0100
Subject: [PATCH] done+bonuses

---
 src/books.js | 98 +++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 89 insertions(+), 9 deletions(-)

diff --git a/src/books.js b/src/books.js
index c8119bb..3406f13 100644
--- a/src/books.js
+++ b/src/books.js
@@ -38,29 +38,76 @@
 
 
 // Your code here:
-const booksArray = [];
+const booksArray = [
+{
+  title: "The Old Man and the Sea",
+  pages: 128,
+  author: "Ernest Hemingway",
+  details: {
+    language: "English",
+    description: "One of Hemingway's most famous works, it tells the story of Santiago..."
+  }
+},
+
+{
+  title: "The Airbnb Story",
+  pages: 256,
+  author: "Leight Gallagher",
+  details: {
+    language: "English",
+    description: "This is the remarkable behind-the-scenes story of the creation and growth of Airbnb..."
+  }
+},
+
+{
+  title: "Educated - A Memoir",
+  pages: 352,
+  author: "Tara Westover",
+  details: {
+    language: "English",
+    description: "Educated is an account of the struggle for self-invention..."
+  }
+},
+
+{
+  title: "The Art of Learning",
+  pages: 288,
+  author: "Josh Waitzkin",
+  details: {
+    language: "English",
+    description: "The Art of Learning takes readers through Waitzkin's unique journey to excellence. He explains in clear detail how a well-thought-out, principled approach to learning is what separates success from failure."
+  }
+}
+];
 
 
 
 
 // Iteration 2 | Book Details
-function getBookDetails() {
+function getBookDetails(bookObj) {
   // Your code here:
-
+  return `${bookObj.title} - ${bookObj.author} - ${bookObj.pages} pages`;
 }
 
 
 
 // Iteration 3 | Delete Language
 // Your code here:
+booksArray.forEach(element => {
+  delete element.details.language;
+});
 
+//console.log(booksArray);
 
 
 
 // Iteration 4 | Estimated Reading Time
 // Your code here:
+booksArray.forEach(element => {
+  Object.defineProperty(element ,"readingTime", {value: Math.ceil((element.pages * 500) / 90)});
+});
 
-
+//console.log(booksArray);
 
 
 // Bonus: Iteration 5 | Books Dictionary
@@ -86,15 +133,48 @@ const dictionary = {
     ],
 };
 
-function booksByAuthor() {
+function booksByAuthor(dictionary) {
   // Your code here:
-  
+  const booksArray = [];
+  for (const property in dictionary) {
+    dictionary[property].forEach(element => {    
+    booksArray.push(
+      {
+        title: element[0], 
+        pages: element[1], 
+        author: property
+      }
+    )
+    });
+  }
+  return booksArray;
 }
-
+//console.log(booksByAuthor(dictionary))
 
 
 // Bonus: Iteration 6 | Average Page Count
-function averagePageCount() {
+function averagePageCount(books) {
   // Your code here:
-  
+  let pageSum = 0;
+  books.forEach(element => {
+    pageSum += element.pages;
+  });
+  return pageSum/books.length;
 }
+
+/*console.log(averagePageCount([
+  {
+    title: "Harry Potter and the Philosopher's Stone",
+    pages: 223,
+    author: "J. K. Rowling",
+  },
+  {
+    title: "Harry Potter and the Chamber of Secrets",
+    pages: 251,
+    author: "J. K. Rowling",
+  },
+  {
+    title: "Harry Potter and the Prisoner of Azkaban",
+    pages: 317,
+    author: "J. K. Rowling",
+  },]));*/
\ No newline at end of file