// HTML
<h1 class="title">API Challenge 3</h1>
<h2 class="get-facts-heading">Get Facts for Estonia</h2>
<div class="ul-container">
<ul>
<li>
<button class="get-region-name">Get name of region</button>
<p class="region-name-p"></p>
</li>
<li>
<button class="get-subregion-name">Get name of subregion</button>
<p class="subregion-name-p"></p>
</li>
<li>
<button class="get-capital-name">Get name of capital</button>
<p class="capital-name-p"></p>
</li>
<li>
<button class="get-flag">Get flag</button>
<p class="flag-p"></p>
</li>
</ul>
</div>
// CSS
* {
box-sizing: border-box;
}
body {
margin: 0;
padding: 15px 100px;
font-family: Arial, Helvetica, sans-serif;
}
.title {
margin: 0;
text-align: center;
}
.get-facts-heading {
margin-top: 70px;
font-weight: normal;
}
.ul-container {
font-size: large;
height: 300px;
}
ul {
height: 100%;
list-style-type: none;
padding: 0;
margin: 0;
display: flex;
flex-direction: column;
justify-content: space-around;
}
li {
display: flex;
justify-content: space-between;
align-items: center;
}
button {
border: none;
border-radius: 5px;
background-color: lightgreen;
cursor: pointer;
font-family: Arial, Helvetica, sans-serif;
font-size: large;
padding: 4px 8px;
}
button:hover {
background-color: rgb(158, 255, 158);
}
button:active {
background-color: rgb(121, 207, 121);
}
p {
margin: 0 700px 0 0;
}
// JS
const regionP = document.querySelector('.region-name-p')
const subregionP = document.querySelector('.subregion-name-p')
const capitalP = document.querySelector('.capital-name-p')
function callAPI(paragraph, objProp) {
const COUNTRY_URL = 'https://restcountries.eu/rest/v2/name/estonia' // Robert note: "In JS, 'fetch()' only needs the URL. 'curl' -- as in, 'curl -H "Accept: application/json" https://restcountries.eu/rest/v2/name/estonia' -- is a Command Prompt tool that requires all that other stuff." // FYI: To clear Command Prompt in Windows: 'cls' + 'enter'
const promise = fetch(COUNTRY_URL, { headers: {'Accept': 'application/json'} }) // this second parameter is so that what I get back is in a JSON format, instead of an HTML, or any other, format
promise
.then(function(response) {
const processingPromise = response.json()
return processingPromise
})
.then(function(processedResponse) {
paragraph.textContent = processedResponse[0][objProp]
})
}
// the four event handlers
document.querySelector('.get-region-name').addEventListener('click', function() {
callAPI(regionP, 'region')
})
document.querySelector('.get-subregion-name').addEventListener('click', function() {
callAPI(subregionP, 'subregion')
})
document.querySelector('.get-capital-name').addEventListener('click', function() {
callAPI(capitalP, 'capital')
})
document.querySelector('.get-flag').addEventListener('click', function() {
const COUNTRY_URL = 'https://restcountries.eu/rest/v2/name/estonia'
const promise = fetch(COUNTRY_URL, { headers: {'Accept': 'application/json'} })
const flagP = document.querySelector('.flag-p')
promise
.then(function(response) {
const processingPromise = response.json()
return processingPromise
})
.then(function(processedResponse) {
const img = document.createElement('img')
img.src = processedResponse[0].flag
img.alt = 'flag of Estonia'
img.width = '45'
img.style.display = 'block'
img.style.objectPosition = '0 5px' // to vertically center flag img
flagP.appendChild(img)
})
document.querySelector('.flag-p').textContent = '' // here so that if '.get-flag' button is clicked a second time, a second flag doesn't appear...I didn't want to use '.disabled' because then it graphically subdues the button, which I don't want
})
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