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(xmlhttp remastered into promise)
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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<title>HW</title> | |
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous"> | |
<style> | |
body { | |
background-color: beige; | |
} | |
.container { | |
padding-top: 20px; | |
padding-bottom: 20px; | |
display: grid; | |
grid-template-columns: 1fr 1fr 1fr; | |
grid-gap: 15px; | |
width: 100%; | |
background-color: cadetblue; | |
} | |
.card-body { | |
display: flex; | |
flex-flow: wrap; | |
flex: auto; | |
align-content: space-between; | |
font-size: 15px; | |
} | |
.card-link { | |
background-color: beige; | |
border-radius: 8px; | |
border: 2px solid cadetblue; | |
height: 2rem; | |
} | |
.card { | |
height: 100%; | |
} | |
.card-holder { | |
position: relative; | |
} | |
.username { | |
position: absolute; | |
top: 78%; | |
left: 40%; | |
} | |
</style> | |
</head> | |
<body> | |
<div class="container"> | |
</div> | |
<script src="main.js"></script> | |
</body> | |
</html> | |
function getUrl(url) { | |
return 'https://jsonplaceholder.typicode.com/' + url | |
} | |
function slicer(str, limit) { | |
if(str.length > limit) { | |
return str.slice(0, limit) + '...' | |
} else { | |
return str | |
} | |
} | |
function get(url) { | |
return new Promise(resolve => { | |
let xml = new XMLHttpRequest(); | |
xml.open('get', url) | |
xml.onload = function () { | |
resolve(xml.response) | |
} | |
xml.send() | |
}) | |
} | |
get(getUrl('posts')) | |
.then(response => JSON.parse(response)) | |
.then(array => { | |
let $container = document.querySelector('.container'); | |
for(let post of array) { | |
let $post = document.createElement('div'); | |
$post.classList.add('card-holder') | |
$post.appendChild(makeCard( slicer(post.title, 35), slicer(post.body, 100))) | |
$post.addEventListener('click', function (user){ | |
fetch(getUrl('users/' + post.userId)) | |
.then(user => user.json()) | |
.then((user) => { | |
let $userName = document.createElement('p'); | |
$userName.innerHTML = user.name | |
$userName.classList.add('username') | |
$post.appendChild($userName) | |
}) | |
}) | |
$container.appendChild($post) | |
} | |
}) | |
function makeCard(title, text) { | |
let $container = document.querySelector('.container'); | |
let $card = document.createElement('div'); | |
$card.classList.add('card'); | |
$container.appendChild($card) | |
let $cardBody = document.createElement('div'); | |
$cardBody.classList.add('card-body'); | |
$card.appendChild($cardBody); | |
let $cardTitle = document.createElement('h5'); | |
let $cardText = document.createElement('p'); | |
$cardText.classList.add('card-text'); | |
$cardTitle.classList.add('card-title'); | |
$cardTitle.innerHTML = title; | |
$cardText.innerHTML = text; | |
let $cardLink = document.createElement('button'); | |
$cardLink.classList.add('card-link'); | |
$cardLink.innerHTML = 'Show author' | |
$cardBody.append($cardTitle, $cardText, $cardLink); | |
return $card | |
} |
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