diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html index 23acfa71e..9a7cbb3b3 100644 --- a/debugging/book-library/index.html +++ b/debugging/book-library/index.html @@ -1,12 +1,9 @@ - - + My Book Library + + @@ -15,59 +12,72 @@ href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" /> + -

Library

Add books to your virtual library

-
-
+
- + + + -
+
@@ -80,17 +90,7 @@

Library

- - - - - - - - - +
- - diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js index 75ce6c1d3..fcd655320 100644 --- a/debugging/book-library/script.js +++ b/debugging/book-library/script.js @@ -1,47 +1,53 @@ -let myLibrary = []; +const myLibrary = []; -window.addEventListener("load", function (e) { +window.addEventListener("load", function () { populateStorage(); render(); }); +// Seed the library with two starter books on first load. function populateStorage() { - if (myLibrary.length == 0) { - let book1 = new Book("Robison Crusoe", "Daniel Defoe", "252", true); - let book2 = new Book( + if (myLibrary.length === 0) { + const book1 = new Book("Robinson Crusoe", "Daniel Defoe", 252, true); + const book2 = new Book( "The Old Man and the Sea", "Ernest Hemingway", - "127", + 127, true ); - myLibrary.push(book1); - myLibrary.push(book2); - render(); + myLibrary.push(book1, book2); } } -const title = document.getElementById("title"); -const author = document.getElementById("author"); -const pages = document.getElementById("pages"); -const check = document.getElementById("check"); +const titleInput = document.getElementById("title"); +const authorInput = document.getElementById("author"); +const pagesInput = document.getElementById("pages"); +const checkInput = document.getElementById("check"); +const bookForm = document.getElementById("book-form"); -//check the right input from forms and if its ok -> add the new book (object in array) -//via Book function and start render function -function submit() { - if ( - title.value == null || - title.value == "" || - pages.value == null || - pages.value == "" - ) { +// Validate form input, build a new Book, add it to the library, and re-render. +bookForm.addEventListener("submit", function (e) { + e.preventDefault(); + + const titleValue = titleInput.value.trim(); + const authorValue = authorInput.value.trim(); + const pagesValue = pagesInput.value.trim(); + + if (titleValue === "" || pagesValue === "") { alert("Please fill all fields!"); - return false; - } else { - let book = new Book(title.value, title.value, pages.value, check.checked); - library.push(book); - render(); + return; } -} + + const book = new Book( + titleValue, + authorValue, + Number(pagesValue), + checkInput.checked + ); + myLibrary.push(book); + render(); + bookForm.reset(); +}); function Book(title, author, pages, check) { this.title = title; @@ -51,53 +57,39 @@ function Book(title, author, pages, check) { } function render() { - let table = document.getElementById("display"); - let rowsNumber = table.rows.length; - //delete old table - for (let n = rowsNumber - 1; n > 0; n-- { - table.deleteRow(n); - } - //insert updated row and cells - let length = myLibrary.length; - for (let i = 0; i < length; i++) { - let row = table.insertRow(1); - let titleCell = row.insertCell(0); - let authorCell = row.insertCell(1); - let pagesCell = row.insertCell(2); - let wasReadCell = row.insertCell(3); - let deleteCell = row.insertCell(4); - titleCell.innerHTML = myLibrary[i].title; - authorCell.innerHTML = myLibrary[i].author; - pagesCell.innerHTML = myLibrary[i].pages; + const tbody = document.getElementById("display-body"); + tbody.innerHTML = ""; // clear all rows in one operation - //add and wait for action for read/unread button - let changeBut = document.createElement("button"); - changeBut.id = i; - changeBut.className = "btn btn-success"; - wasReadCell.appendChild(changeBut); - let readStatus = ""; - if (myLibrary[i].check == false) { - readStatus = "Yes"; - } else { - readStatus = "No"; - } - changeBut.innerText = readStatus; + myLibrary.forEach((book, i) => { + const row = tbody.insertRow(); + const titleCell = row.insertCell(0); + const authorCell = row.insertCell(1); + const pagesCell = row.insertCell(2); + const readCell = row.insertCell(3); + const deleteCell = row.insertCell(4); - changeBut.addEventListener("click", function () { + titleCell.textContent = book.title; + authorCell.textContent = book.author; + pagesCell.textContent = book.pages; + + const readToggleBtn = document.createElement("button"); + readToggleBtn.className = "btn btn-success"; + readToggleBtn.innerText = book.check ? "Yes" : "No"; + readToggleBtn.addEventListener("click", function () { myLibrary[i].check = !myLibrary[i].check; render(); }); + readCell.appendChild(readToggleBtn); - //add delete button to every row and render again - let delButton = document.createElement("button"); - delBut.id = i + 5; - deleteCell.appendChild(delBut); - delBut.className = "btn btn-warning"; - delBut.innerHTML = "Delete"; - delBut.addEventListener("clicks", function () { - alert(`You've deleted title: ${myLibrary[i].title}`); + const deleteBtn = document.createElement("button"); + deleteBtn.className = "btn btn-warning"; + deleteBtn.textContent = "Delete"; + deleteBtn.addEventListener("click", function () { + const deletedTitle = myLibrary[i].title; myLibrary.splice(i, 1); render(); + alert(`You've deleted title: ${deletedTitle}`); // shown after deletion completes }); - } + deleteCell.appendChild(deleteBtn); + }); }