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script.js
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script.js
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/**
* DECLARATIONS
*/
const morebtn = document.querySelector(".more");
const toggleSwitch = document.querySelector('.theme-switch input[type="checkbox"]');
const linkedln = document.querySelector(".linkedln");
const instagram = document.querySelector(".instagram");
const gmail = document.querySelector(".gmail");
let itemsNumber = 1;
let scrollY = 0;
/**
* WINDOWS PROPERTIES
*/
window.onload = async () => {
await renderCountries();
await getTotalCases();
};
/**
* EVENT LISTENERS
*/
/* Social media redirect to */
linkedln.addEventListener("click", () => {
//window.open("https://www.linkedin.com/in/jose-luis-herrera-84b2b8195/");
});
instagram.addEventListener("click", () => {
window.open("https://www.instagram.com/jose.lhm");
});
gmail.addEventListener("click", () => {
window.open("mailto:josemherrera1923@gmail.com");
});
toggleSwitch.addEventListener("change", (e) => {
if (e.target.checked) {
document.documentElement.setAttribute("data-theme", "dark");
} else {
document.documentElement.setAttribute("data-theme", "light");
}
});
/*Show 12 more countries*/
morebtn.addEventListener("click", () => {
morebtn.style.display = "none";
document.querySelector(".loader-info").style.display = "block";
setTimeout(function() {
renderCountries();
}, 1500);
});
/*
* @Purpose : formatting a comma-separated number
* @param : a number
*/
function formatNumber(number) {
return new Intl.NumberFormat().format(number);
}
/*
* @Purpose : call the methods to render
*/
async function renderCountries() {
let aux = itemsNumber;
const countries = await getAllCountries();
for (let i = aux; i < 12 + aux; i++) {
//Create components with a country information
createComponents(countries[i]);
//Asign an image to each country component
await assignFlag(countries[i].country);
itemsNumber++;
}
//Hiding the show more button
morebtn.style.display = "block";
//Hiding login components loading page
document.querySelector(".loader-info").style.display = "none";
//Hiding the loading page
document.querySelector(".loader-wrapper").style.display = "none";
}
/*
* @Purpose : get all countries
*/
async function getAllCountries() {
var uri = "https://coronavirus-19-api.herokuapp.com/countries";
let response = await fetch(uri);
let data = await response.json();
return data;
}
/*@Purpose : get the flag of a specific country
* @param countryName : name of the country
* @return : promise that contains the country's flag
*/
async function getFlag(countryName) {
const uri = `https://restcountries.com/v3.1/name/${countryName}`;
const response = await fetch(uri);
const data = await response.json();
return Array.isArray(data) && data[0] && data[0].flags.svg;
}
/*@Purpose : get the value of the getFlag() function and assign the image to the country component
* @param countryName : name of the country
*/
async function assignFlag(countryName) {
const flag = await getFlag(countryName);
document.getElementById(countryName).src = flag;
}
/*@Purpose : create a component (div) with the country information
* @param country : json object with the country information
*/
function createComponents(country) {
//Creating a div that contains the information of the country
var div = document.createElement("div");
div.className = "style";
div.id = `container${country.country}`;
//Creating the image
var countryImageElement = document.createElement("img");
countryImageElement.id = country.country;
//Creating the title that contains the name of the country
var countryNameElement = document.createElement("h2");
countryNameElement.innerHTML = country.country;
//Creating a paragraph that contains the total cases number
var totalCasesElement = document.createElement("p");
totalCasesElement.innerText = `Total de casos : ${formatNumber(
country.cases
)}`;
//Creating a paragraph that contains the total deaths number
var totalDeathsElement = document.createElement("p");
totalDeathsElement.innerText = `Total de muertes : ${formatNumber(
country.deaths
)}`;
//Creating a paragraph that contains the total recovered number
var totalRecoveredElement = document.createElement("p");
totalRecoveredElement.innerText = `Total de recuperados : ${formatNumber(
country.recovered
)}`;
//Adding the div to the father div
document.getElementById("Countries").appendChild(div);
//Adding the elements to the div
div.appendChild(countryImageElement);
div.appendChild(countryNameElement);
div.appendChild(totalCasesElement);
div.appendChild(totalDeathsElement);
div.appendChild(totalRecoveredElement);
/* Adding event listener */
div.addEventListener(('click'),()=>{
getFlag(`${country.country}`).then((imageFlag) => {
const totalCases = `Total de Casos : ${formatNumber(country.cases)}`;
const totalDeaths = `Total de muertes : ${formatNumber(country.deaths)}`;
const totalRecovered = `Total de recuperados : ${formatNumber(country.recovered)}`;
const todayCases = `Casos del día de hoy : ${formatNumber(country.todayCases)}`;
const todayDeaths = `Total de muertes de hoy : ${formatNumber(country.todayDeaths)}`;
swal({
title: `${country.country}`,
text: `${totalCases}\n${totalDeaths}\n${totalRecovered}\n${todayCases}\n${todayDeaths}`,
icon: `${imageFlag}`,
button: "close",
});
});
});
}
/*
* @Purpose : get the information of the world
*/
async function getTotalCases() {
var uri = "https://coronavirus-19-api.herokuapp.com/all";
const response = await fetch(uri);
const data = await response.json();
renderTotal(data);
}
/*@Purpose : rendering the world information on the dom
* @param total : json Object with the total cases
*/
function renderTotal(total) {
var totalCasesElement = document.getElementById("_totalCases");
var totalDeathsElement = document.getElementById("_totalDeaths");
var totalRecoveredElement = document.getElementById("_totalRecovered");
totalCasesElement.innerText = formatNumber(total.cases);
totalDeathsElement.innerText = formatNumber(total.deaths);
totalRecoveredElement.innerText = formatNumber(total.recovered);
}
/*@Purpose : get the information to the specific country
* @param country : name of the country
*/
function getByCountry(country) {
var uri = `https://coronavirus-19-api.herokuapp.com/countries/${country}`;
fetch(uri)
.then((totalCountry) => {
return totalCountry.json();
})
.then(renderTotalCountry)
.catch(() => {
var messageError =
"Error when trying to get the information to the specific country";
console.log(messageError);
});
}
/*@Purpose : remove all childs of the element
* @param total : element of the dom
*/
function deleteChilds(element) {
if (element.hasChildNodes()) {
while (element.childNodes.length >= 1) {
element.removeChild(element.firstChild);
}
}
}
/*@Purpose : rendering the specific conuntry information on the dom
* @param total : json Object with the country information
*/
function renderTotalCountry(country) {
//Showing the element that contains the information of a specific country
var specificCountryDiv = document.querySelector(".specificCountry");
deleteChilds(specificCountryDiv);
specificCountryDiv.style.display = "flex";
//Hiding the element that contains all countries
document.querySelector(".AllCountries").style.display = "none";
document.querySelector(".more").style.display = "none";
//Creating the div header that contains the country information
var headerSpecificCountryElement = document.createElement("div");
headerSpecificCountryElement.className = "header";
var flag = document.createElement('img');
flag.id = country.country + "_";
flag.className = 'specificCountryImg';
getFlag(country.country).then((flag) => {
document.getElementById(country.country + "_").src = flag;
});
//Creating the div footer that contains the country information
var footerSpecificCountryElement = document.createElement("div");
footerSpecificCountryElement.className = "footerDiv";
//Calling the methods for inserting the information in the divs
headerSpecificCountryElement.appendChild(flag);
informationHeader(headerSpecificCountryElement, country);
informationFooter(footerSpecificCountryElement, country);
//Adding the elements to the father div
specificCountryDiv.appendChild(headerSpecificCountryElement);
specificCountryDiv.appendChild(footerSpecificCountryElement);
}
/*
* @Purpose : insert the country info
* @param element : html element
* @param country : json Object with the country info
*/
function informationFooter(element, country) {
element.innerHTML += `
<h3>Total de casos activos : ${formatNumber(country.active)}</h3>
<h3>Total de casos de hoy : ${formatNumber(country.todayCases)}</h3>
<h3>Total de muertes de hoy : ${formatNumber(country.todayDeaths)}</h3>
<h3>Total de casos criticos : ${formatNumber(country.critical)}</h3>
`;
}
/*
* @Purpose : insert the country info
* @param element : html element
* @param country : json Object with the country info
*/
function informationHeader(element, country) {
element.innerHTML += `
<h1>${country.country}</h1>
<h3>Total de casos : ${formatNumber(country.cases)}</h3>
<h3>Total de muertes : ${formatNumber(country.deaths)}</h3>
<h3>Total de recuperados : ${formatNumber(country.recovered)}</h3>
`;
}