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Codecademy export
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// manipulate responseField to render a formatted and appropriate message | |
const renderResponse = (res) => { | |
if(res.errors){ | |
responseField.innerHTML = "<p>Sorry, couldn't format your URL.</p><p>Try again.</p>" | |
} else { | |
responseField.innerHTML = `<p>Your shortened url is: </p><p> ${res.shortUrl} </p>` | |
} | |
} | |
// manipulate responseField to render an unformatted response | |
const renderRawResponse = (res) => { | |
if(res.errors){ | |
responseField.innerHTML = "<p>Sorry, couldn't format your URL.</p><p>Try again.</p>" | |
} else { | |
let structuredRes = JSON.stringify(res).replace(/,/g, ", \n") | |
structuredRes = `<pre>${structuredRes}</pre>` | |
responseField.innerHTML = `${structuredRes}` | |
} | |
} |
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// Information to reach API | |
const apiKey = '<Your API Key>'; | |
const url = 'https://api.rebrandly.com/v1/links'; | |
// Some page elements | |
const inputField = document.querySelector('#input'); | |
const shortenButton = document.querySelector('#shorten'); | |
const responseField = document.querySelector('#responseField'); | |
// AJAX functions | |
const shortenUrl = () => { | |
const urlToShorten = inputField.value; | |
const data = JSON.stringify({destination: urlToShorten}); | |
const xhr = new XMLHttpRequest(); | |
xhr.responseType = 'json'; | |
xhr.onreadystatechange = () => { | |
if (xhr.readyState === XMLHttpRequest.DONE) { | |
renderResponse(xhr.response); | |
} | |
} | |
xhr.open('POST', url); | |
xhr.setRequestHeader('Content-type', 'application/json'); | |
xhr.setRequestHeader('apikey', apiKey); | |
xhr.send(data); | |
} | |
// Clear page and call AJAX functions | |
const displayShortUrl = (event) => { | |
event.preventDefault(); | |
while(responseField.firstChild){ | |
responseField.removeChild(responseField.firstChild); | |
} | |
shortenUrl(); | |
} | |
shortenButton.addEventListener('click', displayShortUrl); |
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