fix(transitions router): no-op on the server (#8771)

* fix(transitions router): no-op on the server

* factor out onPopState

* add e2e test case

* Apply suggestions from code review

Co-authored-by: Martin Trapp <94928215+martrapp@users.noreply.github.com>

* use supportsViewTransitions

* add changeset

* warn on navigate() use during ssr

* switch supportsViewTransitions to import.meta.env

* correct typo

* bring back import.meta.env

* !import.meta.env.SSR -> inBrowser

* Apply suggestions from code review

Co-authored-by: Martin Trapp <94928215+martrapp@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: Martin Trapp <94928215+martrapp@users.noreply.github.com>

---------

Co-authored-by: Martin Trapp <94928215+martrapp@users.noreply.github.com>
This commit is contained in:
Arsh 2023-10-10 16:38:35 +00:00 committed by GitHub
parent 03e6979c28
commit bd5aa1cd35
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
5 changed files with 73 additions and 6 deletions

View file

@ -0,0 +1,5 @@
---
'astro': patch
---
Fixed an issue where the transitions router did not work within framework components.

View file

@ -0,0 +1,5 @@
import React from 'react';
import { navigate } from "astro:transitions/client";
export default function ClickToNavigate({ to, id }) {
return <button id={id} onClick={() => navigate(to)}>Navigate to `{to}`</button>;
}

View file

@ -0,0 +1,12 @@
---
import ClickToNavigate from "../components/ClickToNavigate.jsx"
import { ViewTransitions } from "astro:transitions";
---
<html>
<head>
<ViewTransitions />
</head>
<body>
<ClickToNavigate id="react-client-load-navigate-button" to="/two" client:load/>
</body>
</html>

View file

@ -753,6 +753,21 @@ test.describe('View Transitions', () => {
await expect(p, 'should have content').toHaveText('Page 1');
});
test('Use the client side router in framework components', async ({ page, astro }) => {
await page.goto(astro.resolveUrl('/client-load'));
// the button is set to naviagte() to /two
const button = page.locator('#react-client-load-navigate-button');
await expect(button, 'should have content').toHaveText('Navigate to `/two`');
await button.click();
const p = page.locator('#two');
await expect(p, 'should have content').toHaveText('Page 2');
});
test('body inline scripts do not re-execute on navigation', async ({ page, astro }) => {
const errors = [];
page.addListener('pageerror', (err) => {

View file

@ -13,9 +13,14 @@ type Events = 'astro:page-load' | 'astro:after-swap';
// only update history entries that are managed by us
// leave other entries alone and do not accidently add state.
const persistState = (state: State) => history.state && history.replaceState(state, '');
export const supportsViewTransitions = !!document.startViewTransition;
const inBrowser = import.meta.env.SSR === false;
export const supportsViewTransitions = inBrowser && !!document.startViewTransition;
export const transitionEnabledOnThisPage = () =>
!!document.querySelector('[name="astro-view-transitions-enabled"]');
inBrowser && !!document.querySelector('[name="astro-view-transitions-enabled"]');
const samePage = (otherLocation: URL) =>
location.pathname === otherLocation.pathname && location.search === otherLocation.search;
const triggerEvent = (name: Events) => document.dispatchEvent(new Event(name));
@ -40,13 +45,17 @@ const announce = () => {
60
);
};
const PERSIST_ATTR = 'data-astro-transition-persist';
const parser = new DOMParser();
let parser: DOMParser
// The History API does not tell you if navigation is forward or back, so
// you can figure it using an index. On pushState the index is incremented so you
// can use that to determine popstate if going forward or back.
let currentHistoryIndex = 0;
if (inBrowser) {
if (history.state) {
// we reloaded a page with history state
// (e.g. history navigation from non-transition page or browser reload)
@ -55,6 +64,8 @@ if (history.state) {
} else if (transitionEnabledOnThisPage()) {
history.replaceState({ index: currentHistoryIndex, scrollX, scrollY, intraPage: false }, '');
}
}
const throttle = (cb: (...args: any[]) => any, delay: number) => {
let wait = false;
// During the waiting time additional events are lost.
@ -336,6 +347,8 @@ async function transition(
toLocation = new URL(response.redirected);
}
parser ??= new DOMParser()
const newDocument = parser.parseFromString(response.html, response.mediaType);
// The next line might look like a hack,
// but it is actually necessary as noscript elements
@ -372,7 +385,21 @@ async function transition(
}
}
let navigateOnServerWarned = false;
export function navigate(href: string, options?: Options) {
if (inBrowser === false) {
if (!navigateOnServerWarned) {
// instantiate an error for the stacktrace to show to user.
const warning = new Error("The view transtions client API was called during a server side render. This may be unintentional as the navigate() function is expected to be called in response to user interactions. Please make sure that your usage is correct.");
warning.name = "Warning";
console.warn(warning);
navigateOnServerWarned = true;
}
return;
}
// not ours
if (!transitionEnabledOnThisPage()) {
location.href = href;
@ -390,8 +417,7 @@ export function navigate(href: string, options?: Options) {
}
}
if (supportsViewTransitions || getFallback() !== 'none') {
addEventListener('popstate', (ev) => {
function onPopState(ev: PopStateEvent) {
if (!transitionEnabledOnThisPage() && ev.state) {
// The current page doesn't have View Transitions enabled
// but the page we navigate to does (because it set the state).
@ -431,8 +457,11 @@ if (supportsViewTransitions || getFallback() !== 'none') {
currentHistoryIndex = nextIndex;
transition(direction, new URL(location.href), {}, state);
}
});
}
if (inBrowser) {
if (supportsViewTransitions || getFallback() !== 'none') {
addEventListener('popstate', onPopState);
addEventListener('load', onPageLoad);
// There's not a good way to record scroll position before a back button.
// So the way we do it is by listening to scrollend if supported, and if not continuously record the scroll position.
@ -445,3 +474,4 @@ if (supportsViewTransitions || getFallback() !== 'none') {
markScriptsExec();
}
}