Retry infinite scroll errors

This commit is contained in:
Zed 2023-07-24 10:37:25 +02:00
parent 39192bf191
commit 20b5cce5dc

View file

@ -5,7 +5,7 @@ function insertBeforeLast(node, elem) {
}
function getLoadMore(doc) {
return doc.querySelector('.show-more:not(.timeline-item)');
return doc.querySelector(".show-more:not(.timeline-item)");
}
function isDuplicate(item, itemClass) {
@ -19,14 +19,15 @@ window.onload = function() {
const url = window.location.pathname;
const isTweet = url.indexOf("/status/") !== -1;
const containerClass = isTweet ? ".replies" : ".timeline";
const itemClass = containerClass + ' > div:not(.top-ref)';
const itemClass = containerClass + " > div:not(.top-ref)";
var html = document.querySelector("html");
var container = document.querySelector(containerClass);
var loading = false;
window.addEventListener('scroll', function() {
function handleScroll(failed) {
if (loading) return;
if (html.scrollTop + html.clientHeight >= html.scrollHeight - 3000) {
loading = true;
var loadMore = getLoadMore(document);
@ -35,13 +36,15 @@ window.onload = function() {
loadMore.children[0].text = "Loading...";
var url = new URL(loadMore.children[0].href);
url.searchParams.append('scroll', 'true');
url.searchParams.append("scroll", "true");
fetch(url.toString()).then(function (response) {
if (response.status === 404) throw "error";
return response.text();
}).then(function (html) {
var parser = new DOMParser();
var doc = parser.parseFromString(html, 'text/html');
var doc = parser.parseFromString(html, "text/html");
loadMore.remove();
for (var item of doc.querySelectorAll(itemClass)) {
@ -57,10 +60,18 @@ window.onload = function() {
if (isTweet) container.appendChild(newLoadMore);
else insertBeforeLast(container, newLoadMore);
}).catch(function (err) {
console.warn('Something went wrong.', err);
loading = true;
console.warn("Something went wrong.", err);
if (failed > 3) {
loadMore.children[0].text = "Error";
return;
}
loading = false;
handleScroll((failed || 0) + 1);
});
}
});
}
window.addEventListener("scroll", () => handleScroll());
};
// @license-end