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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>URL Shortener</title>
<script src="/firebaseConfig.js"></script>
<script src="https://www.gstatic.com/firebasejs/8.4.3/firebase-app.js"></script>
<script src="https://www.gstatic.com/firebasejs/8.4.3/firebase-firestore.js"></script>
<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap" rel="stylesheet">
<style>
body {
font-family: 'Roboto', sans-serif;
text-align: center;
background-color: #f4f4f4;
margin: 0;
padding: 0;
}
.container {
max-width: 400px;
margin: 50px auto;
padding: 20px;
background-color: #fff;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
input {
width: calc(100% - 22px);
margin: 10px;
padding: 10px;
border: none;
border-radius: 5px;
box-sizing: border-box;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
input:focus {
outline: none;
box-shadow: 0 0 4px #007bff;
}
button {
width: calc(100% - 22px);
margin: 10px;
padding: 12px;
background-color: #007bff;
color: #fff;
border: none;
border-radius: 5px;
cursor: pointer;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
button:hover {
background-color: #0056b3;
}
h1 {
color: #333;
}
</style>
</head>
<body>
<div class="container">
<h1>URL Shortener</h1>
<input type="text" id="name" placeholder="Name" autocomplete="off" required>
<input type="text" id="url" placeholder="URL" autocomplete="off" required>
<input type="text" id="result" placeholder="Result" autocomplete="off" required readonly>
<button onclick="createLink()">Create Link</button>
</div>
<script>
var finalURL = localStorage.getItem('finalURL');
document.getElementById('result').value = finalURL;
firebase.initializeApp(firebaseConfig);
const db = firebase.firestore();
function createLink() {
const name = document.getElementById('name').value;
const url = document.getElementById('url').value;
if (name.trim() === '' || url.trim() === '') {
alert('Please fill in both name and URL fields');
event.preventDefault();
} else {
db.collection("links").where("name", "==", name)
.get()
.then((querySnapshot) => {
if (querySnapshot.size > 0) {
alert("Error: Name already exists!");
} else {
db.collection("links").add({
name: name,
url: url
})
.then((docRef) => {
alert("Done!");
localStorage.clear();
console.clear();
localStorage.setItem('finalURL', window.location.origin + "/" + name);
location.reload();
})
.catch((error) => {
console.error("Error adding document: ", error);
});
}
})
.catch((error) => {
console.log("Error getting documents: ", error);
});
}
}
</script>
</body>
</html>