Adding exams folder + adding 'book_finder' in it as first folder commit

_exams/book_finder/helper.js

@@ -0,0 +1,38 @@
+// Flatten object keys into an array so that we search the entire object by the input value
+const flattenObjectValuesIntoArray = (arrOfObjs) => {
+  let flattenedObj;
+  const flattenedObjsArr = [];
+  for (let obj = 0; obj < arrOfObjs.length; obj++) {
+    const objValues = Object.values(arrOfObjs[obj]);
+    flattenedObj = [...objValues.flat()]
+    flattenedObjsArr.push(flattenedObj)
+  }
+  return flattenedObjsArr;
+};
+
+// Structure filtered books as HTML and return
+const structureBookAsHtml = (book) => {
+  const bookDiv = document.createElement("div");
+  bookDiv.setAttribute('class', 'bookDiv');
+  
+  const bookTitle = document.createElement("h2");
+  bookTitle.innerHTML = book.title;
+  bookTitle.setAttribute('class', 'bookTitle');
+
+  const bookAuthor = document.createElement("h3");
+  bookAuthor.innerHTML = book.author;
+
+  const bookTags = document.createElement("p");
+  bookTags.innerHTML = book.tags.join(", ");
+
+  bookDiv.append(bookTitle, bookAuthor, bookTags);
+  
+  return bookDiv;
+};
+
+const renderBooksToDom = (elements) => {
+  const bookListContainer = document.querySelector("#bookList");
+  bookListContainer.innerHTML = "";
+
+  bookListContainer.append(...elements);
+};