Switched to using useEffect

This commit is contained in:
2021-03-11 14:56:07 +11:00
parent 253fd494ae
commit 8f3ab27106
+12 -8
View File
@@ -1,23 +1,27 @@
import React, { useState } from 'react'; import React, { useState, useEffect } from 'react';
import dateFormat from 'dateformat'; import dateFormat from 'dateformat';
//DOCS: props.uri is the address of a live news-server //DOCS: props.uri is the address of a live news-server
const NewsFeed = props => { const NewsFeed = props => {
const [articles, setArticles] = useState(null); const [articles, setArticles] = useState(null);
if (!articles) { useEffect(async () => {
fetch(props.uri, { const result = await fetch(props.uri, {
method: 'GET', method: 'GET',
headers: { headers: {
'Content-Type': 'application/json', 'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*' 'Access-Control-Allow-Origin': '*'
}, },
}) });
.then(blob => blob.json())
.then(a => setArticles(a)) if (!result.ok) {
.catch(e => console.error(e)) const err = `${result.status}: ${await result.text()}`;
; console.log(err);
alert(err);
} else {
setArticles(await result.json());
} }
}, []);
return ( return (
<div> <div>