graphql-browser-client/js/continent.js

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881 B
JavaScript

const continentCode = new URLSearchParams(window.location.search).get("code");
const countryList = document.getElementById("country-list");
fetch("https://countries.trevorblades.com/", { "method": "POST", "body": JSON.stringify({ query: "query continent($code: ID!) { continent(code: $code) { name countries { name code }}}", "operationName": "continent", "variables": { "code": continentCode }}), headers: { "Content-Type": "application/json" } }).then(response => response.json()).then(({data}) => {
document.getElementById("continent-heading").innerText = data.continent.name;
const countries = data.continent.countries;
for (const country of countries) {
const newListItem = document.createElement("li");
newListItem.innerHTML = `<a href="/country.html?code=${country.code}"> ${country.name} </a>`;
countryList.append(newListItem);
}
});