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Build A Notes Software with JavaScript (Source Code)
Insurance; In this note app, users can easily add, edit, or delete their notes. The notes user has added to this app will be stored in the browser’s local storage so, they won’t remove on page refresh or tab close, and it is done with pure JavaScript.
If you’re feeling difficulty to understand what I’m saying or want to see what this Notes App looks like then you can watch a demo or full video tutorial of this Notes App in JavaScript.
Yet, Assuming you have fabricated them previously, you can grasp the code and have the option to make this note application by watching the above video 2 or multiple times. I have additionally made sense of the principal JavaScript line with recorded remark and given captions that assists you with understanding the code all the more without any problem.
Before continuing, if you are completely new to JavaScript, I would recommend that you learn the array methods, the Event listener, and local storage in JavaScript and use these to build simple projects.
If you enjoyed this notes application and need to get source codes, you can undoubtedly duplicate glue or download them from the lower part of this page. It’s free.
Build A Notes App in JavaScript [Source Codes]
To make this Notes Application in JavaScript. In the first place, you really want to make three Records: HTML, CSS and JavaScript Record. In the wake of making these records simply glue the given codes into your document. The notes app’s source code files can also be downloaded by clicking the download button below.
In the first place, make a HTML document with the name index.html and glue the given codes into your HTML record. Keep in mind that you need to make a file with the.html extension.
<!DOCTYPE html>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<title>Notes App in JavaScript | CodingNepal</title>
<link rel="stylesheet" href="style.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- Iconscout Link For Icons -->
<link rel="stylesheet" href="https://unicons.iconscout.com/release/v4.0.0/css/line.css">
</head>
<body>
<div class="popup-box">
<div class="popup">
<div class="content">
<header>
<p></p>
<i class="uil uil-times"></i>
</header>
<form action="#">
<div class="row title">
<label>Title</label>
<input type="text" spellcheck="false">
</div>
<div class="row description">
<label>Description</label>
<textarea spellcheck="false"></textarea>
</div>
<button></button>
</form>
</div>
</div>
</div>
<div class="wrapper">
<li class="add-box">
<div class="icon"><i class="uil uil-plus"></i></div>
<p>Add new note</p>
</li>
</div>
<script src="script.js"></script>
</body>
</html>Second, create a CSS file with the name of style.css and paste the given codes in your CSS file. Remember, you’ve to create a file with .css extension.
/* Import Google Font - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');
*{
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Poppins', sans-serif;
}
body{
background: #88ABFF;
}
::selection{
color: #fff;
background: #618cf8;
}
.wrapper{
margin: 50px;
display: grid;
gap: 25px;
grid-template-columns: repeat(auto-fill, 265px);
}
.wrapper li{
height: 250px;
list-style: none;
border-radius: 5px;
padding: 15px 20px 20px;
background: #fff;
box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}
.add-box, .icon, .bottom-content,
.popup, header, .settings .menu li{
display: flex;
align-items: center;
justify-content: space-between;
}
.add-box{
cursor: pointer;
flex-direction: column;
justify-content: center;
}
.add-box .icon{
height: 78px;
width: 78px;
color: #88ABFF;
font-size: 40px;
border-radius: 50%;
justify-content: center;
border: 2px dashed #88ABFF;
}
.add-box p{
color: #88ABFF;
font-weight: 500;
margin-top: 20px;
}
.note{
display: flex;
flex-direction: column;
justify-content: space-between;
}
.note .details{
max-height: 165px;
overflow-y: auto;
}
.note .details::-webkit-scrollbar,
.popup textarea::-webkit-scrollbar{
width: 0;
}
.note .details:hover::-webkit-scrollbar,
.popup textarea:hover::-webkit-scrollbar{
width: 5px;
}
.note .details:hover::-webkit-scrollbar-track,
.popup textarea:hover::-webkit-scrollbar-track{
background: #f1f1f1;
border-radius: 25px;
}
.note .details:hover::-webkit-scrollbar-thumb,
.popup textarea:hover::-webkit-scrollbar-thumb{
background: #e6e6e6;
border-radius: 25px;
}
.note p{
font-size: 22px;
font-weight: 500;
}
.note span{
display: block;
color: #575757;
font-size: 16px;
margin-top: 5px;
}
.note .bottom-content{
padding-top: 10px;
border-top: 1px solid #ccc;
}
.bottom-content span{
color: #6D6D6D;
font-size: 14px;
}
.bottom-content .settings{
position: relative;
}
.bottom-content .settings i{
color: #6D6D6D;
cursor: pointer;
font-size: 15px;
}
.settings .menu{
z-index: 1;
bottom: 0;
right: -5px;
padding: 5px 0;
background: #fff;
position: absolute;
border-radius: 4px;
transform: scale(0);
transform-origin: bottom right;
box-shadow: 0 0 6px rgba(0,0,0,0.15);
transition: transform 0.2s ease;
}
.settings.show .menu{
transform: scale(1);
}
.settings .menu li{
height: 25px;
font-size: 16px;
margin-bottom: 2px;
padding: 17px 15px;
cursor: pointer;
box-shadow: none;
border-radius: 0;
justify-content: flex-start;
}
.menu li:last-child{
margin-bottom: 0;
}
.menu li:hover{
background: #f5f5f5;
}
.menu li i{
padding-right: 8px;
}
.popup-box{
position: fixed;
top: 0;
left: 0;
z-index: 2;
height: 100%;
width: 100%;
background: rgba(0,0,0,0.4);
}
.popup-box .popup{
position: absolute;
top: 50%;
left: 50%;
z-index: 3;
width: 100%;
max-width: 400px;
justify-content: center;
transform: translate(-50%, -50%) scale(0.95);
}
.popup-box, .popup{
opacity: 0;
pointer-events: none;
transition: all 0.25s ease;
}
.popup-box.show, .popup-box.show .popup{
opacity: 1;
pointer-events: auto;
}
.popup-box.show .popup{
transform: translate(-50%, -50%) scale(1);
}
.popup .content{
border-radius: 5px;
background: #fff;
width: calc(100% - 15px);
box-shadow: 0 0 15px rgba(0,0,0,0.1);
}
.content header{
padding: 15px 25px;
border-bottom: 1px solid #ccc;
}
.content header p{
font-size: 20px;
font-weight: 500;
}
.content header i{
color: #8b8989;
cursor: pointer;
font-size: 23px;
}
.content form{
margin: 15px 25px 35px;
}
.content form .row{
margin-bottom: 20px;
}
form .row label{
font-size: 18px;
display: block;
margin-bottom: 6px;
}
form :where(input, textarea){
height: 50px;
width: 100%;
outline: none;
font-size: 17px;
padding: 0 15px;
border-radius: 4px;
border: 1px solid #999;
}
form :where(input, textarea):focus{
box-shadow: 0 2px 4px rgba(0,0,0,0.11);
}
form .row textarea{
height: 150px;
resize: none;
padding: 8px 15px;
}
form button{
width: 100%;
height: 50px;
color: #fff;
outline: none;
border: none;
cursor: pointer;
font-size: 17px;
border-radius: 4px;
background: #6A93F8;
}
@media (max-width: 660px){
.wrapper{
margin: 15px;
gap: 15px;
grid-template-columns: repeat(auto-fill, 100%);
}
.popup-box .popup{
max-width: calc(100% - 15px);
}
.bottom-content .settings i{
font-size: 17px;
}
}Last, create a JavaScript file with the name of script.js and paste the given codes in your JavaScript file. Remember, you’ve to create a file with .js extension.
const addBox = document.querySelector(".add-box"),
popupBox = document.querySelector(".popup-box"),
popupTitle = popupBox.querySelector("header p"),
closeIcon = popupBox.querySelector("header i"),
titleTag = popupBox.querySelector("input"),
descTag = popupBox.querySelector("textarea"),
addBtn = popupBox.querySelector("button");
const months = ["January", "February", "March", "April", "May", "June", "July",
"August", "September", "October", "November", "December"];
const notes = JSON.parse(localStorage.getItem("notes") || "[]");
let isUpdate = false, updateId;
addBox.addEventListener("click", () => {
popupTitle.innerText = "Add a new Note";
addBtn.innerText = "Add Note";
popupBox.classList.add("show");
document.querySelector("body").style.overflow = "hidden";
if(window.innerWidth > 660) titleTag.focus();
});
closeIcon.addEventListener("click", () => {
isUpdate = false;
titleTag.value = descTag.value = "";
popupBox.classList.remove("show");
document.querySelector("body").style.overflow = "auto";
});
function showNotes() {
if(!notes) return;
document.querySelectorAll(".note").forEach(li => li.remove());
notes.forEach((note, id) => {
let filterDesc = note.description.replaceAll("\n", '<br/>');
let liTag = `<li class="note">
<div class="details">
<p>${note.title}</p>
<span>${filterDesc}</span>
</div>
<div class="bottom-content">
<span>${note.date}</span>
<div class="settings">
<i onclick="showMenu(this)" class="uil uil-ellipsis-h"></i>
<ul class="menu">
<li onclick="updateNote(${id}, '${note.title}', '${filterDesc}')"><i class="uil uil-pen"></i>Edit</li>
<li onclick="deleteNote(${id})"><i class="uil uil-trash"></i>Delete</li>
</ul>
</div>
</div>
</li>`;
addBox.insertAdjacentHTML("afterend", liTag);
});
}
showNotes();
function showMenu(elem) {
elem.parentElement.classList.add("show");
document.addEventListener("click", e => {
if(e.target.tagName != "I" || e.target != elem) {
elem.parentElement.classList.remove("show");
}
});
}
function deleteNote(noteId) {
let confirmDel = confirm("Are you sure you want to delete this note?");
if(!confirmDel) return;
notes.splice(noteId, 1);
localStorage.setItem("notes", JSON.stringify(notes));
showNotes();
}
function updateNote(noteId, title, filterDesc) {
let description = filterDesc.replaceAll('<br/>', '\r\n');
updateId = noteId;
isUpdate = true;
addBox.click();
titleTag.value = title;
descTag.value = description;
popupTitle.innerText = "Update a Note";
addBtn.innerText = "Update Note";
}
addBtn.addEventListener("click", e => {
e.preventDefault();
let title = titleTag.value.trim(),
description = descTag.value.trim();
if(title || description) {
let currentDate = new Date(),
month = months[currentDate.getMonth()],
day = currentDate.getDate(),
year = currentDate.getFullYear();
let noteInfo = {title, description, date: `${month} ${day}, ${year}`}
if(!isUpdate) {
notes.push(noteInfo);
} else {
isUpdate = false;
notes[updateId] = noteInfo;
}
localStorage.setItem("notes", JSON.stringify(notes));
showNotes();
closeIcon.click();
}
});
