lotsa frontend changes

main
easrng 2022-02-15 17:19:48 -05:00
parent 1e73e0df72
commit 558617f644
7 changed files with 185 additions and 59 deletions

View File

@ -39,12 +39,12 @@
placeholder="English"
/>
<button>Create</button>
</form>
<p>
Already have a session?
<a href="/">Join your session</a> instead.
</p>
<p>
Already have a session?
<a href="/">Join your session</a> instead.
</p>
</form>
</div>
<script type="module" src="/create.mjs?v=9"></script>

View File

@ -41,11 +41,11 @@
required
/>
<button id="join-session-button">Join</button>
</form>
<p>
No session to join? <a href="/create.html">Create a session</a> instead.
</p>
<p>
No session to join? <a href="/create.html">Create a session</a> instead.
</p>
</form>
</div>
<div id="video-container"></div>
@ -54,7 +54,7 @@
<div id="chatbox"></div>
<form id="chatbox-send">
<input type="text" placeholder="Message... (/help for commands)" list="emoji-autocomplete" />
<div id="emoji-autocomplete"></div> <!-- DO NOT ADD SPACING INSIDE THE TAG IT WILL BREAK THE CSS kthxbye -->
<div id="emoji-autocomplete"></div> <!-- DO NOT ADD SPACING INSIDE THE TAG IT WILL BREAK THE CSS kthxbye -->
</form>
</div>

View File

@ -29,6 +29,7 @@ const setupChatboxEvents = (socket) => {
autocompleting = false;
}
messageInput.addEventListener("input", autocomplete)
messageInput.addEventListener("selectionchange", autocomplete);
chatForm.addEventListener("submit", async (e) => {
e.preventDefault();

View File

@ -72,13 +72,18 @@ export const setupJoinSessionForm = () => {
sessionId.value = window.location.hash.substring(1);
}
form.addEventListener("submit", (event) => {
form.addEventListener("submit", async (event) => {
event.preventDefault();
button.disabled = true;
saveNickname(nickname);
saveColour(colour);
joinSession(nickname.value, sessionId.value, colour.value.replace(/^#/, ""));
try {
await joinSession(nickname.value, sessionId.value, colour.value.replace(/^#/, ""));
} catch (e) {
alert(e.message)
button.disabled = false;
}
});
};

View File

@ -0,0 +1,59 @@
export default class ReconnectingWebSocket {
constructor(url){
if(url instanceof URL) {
this.url = url;
} else {
this.url = new URL(url)
}
this.connected = false;
this._eventTarget = new EventTarget();
this._backoff = 250; // milliseconds, doubled before use
this._lastConnect = 0;
this._socket = null;
this._unsent = [];
this._connect(true);
}
_connect(first) {
if(this._socket) try { this._socket.close() } catch (e) {};
try {
this._socket = new WebSocket(this.url.href);
} catch (e) {
this._reconnecting = false;
return this._reconnect()
}
this._socket.addEventListener("close", () => this._reconnect())
this._socket.addEventListener("error", () => this._reconnect())
this._socket.addEventListener("message", ({data}) => this._eventTarget.dispatchEvent(new MessageEvent("message", {data})))
this._socket.addEventListener("open", e => {
if(first) this._eventTarget.dispatchEvent(new Event("open"));
if(this._reconnecting) this._eventTarget.dispatchEvent(new Event("reconnected"));
this._reconnecting = false;
this._backoff = 250;
this.connected = true;
while(this._unsent.length > 0) this._socket.send(this._unsent.shift())
})
}
_reconnect(){
if(this._reconnecting) return;
this._eventTarget.dispatchEvent(new Event("reconnecting"));
this._reconnecting = true;
this.connected = false;
this._backoff *= 2; // exponential backoff
setTimeout(() => {
this._connect();
}, Math.floor(this._backoff+(Math.random()*this._backoff*0.25)-(this._backoff*0.125)))
}
send(message) {
if(this.connected) {
this._socket.send(message);
} else {
this._unsent.push(message);
}
}
addEventListener(...a) {
return this._eventTarget.addEventListener(...a)
}
removeEventListener(...a) {
return this._eventTarget.removeEventListener(...a)
}
}

View File

@ -1,10 +1,11 @@
import { setupVideo } from "./video.mjs?v=9";
import { setupChat, logEventToChat, updateViewerList } from "./chat.mjs?v=9";
import ReconnectingWebSocket from "./reconnecting-web-socket.mjs"
/**
* @param {string} sessionId
* @param {string} nickname
* @returns {WebSocket}
* @returns {ReconnectingWebSocket}
*/
const createWebSocket = (sessionId, nickname, colour) => {
const wsUrl = new URL(
@ -13,8 +14,8 @@ const createWebSocket = (sessionId, nickname, colour) => {
`&colour=${encodeURIComponent(colour)}`,
window.location.href
);
wsUrl.protocol = { "http:": "ws:", "https:": "wss:" }[wsUrl.protocol];
const socket = new WebSocket(wsUrl.toString());
wsUrl.protocol = "ws" + window.location.protocol.slice(4);
const socket = new ReconnectingWebSocket(wsUrl);
return socket;
};
@ -60,7 +61,7 @@ export const setPlaying = async (playing, video = null) => {
/**
* @param {HTMLVideoElement} video
* @param {WebSocket} socket
* @param {ReconnectingWebSocket} socket
*/
const setupIncomingEvents = (video, socket) => {
socket.addEventListener("message", async (messageEvent) => {
@ -97,7 +98,7 @@ const setupIncomingEvents = (video, socket) => {
/**
* @param {HTMLVideoElement} video
* @param {WebSocket} socket
* @param {ReconnectingWebSocket} socket
*/
const setupOutgoingEvents = (video, socket) => {
const currentVideoTime = () => (video.currentTime * 1000) | 0;
@ -167,37 +168,63 @@ const setupOutgoingEvents = (video, socket) => {
* @param {string} sessionId
*/
export const joinSession = async (nickname, sessionId, colour) => {
// try { // we are handling errors in the join form.
const genericConnectionError = new Error("There was an issue getting the session information.");
window.location.hash = sessionId;
let response, video_url, subtitle_tracks, current_time_ms, is_playing;
try {
window.location.hash = sessionId;
const { video_url, subtitle_tracks, current_time_ms, is_playing } =
await fetch(`/sess/${sessionId}`).then((r) => r.json());
const socket = createWebSocket(sessionId, nickname, colour);
socket.addEventListener("open", async () => {
const video = await setupVideo(
video_url,
subtitle_tracks,
current_time_ms,
is_playing
);
// By default, we should disable video controls if the video is already playing.
// This solves an issue where Safari users join and seek to 00:00:00 because of
// outgoing events.
if (current_time_ms != 0) {
video.controls = false;
}
setupOutgoingEvents(video, socket);
setupIncomingEvents(video, socket);
setupChat(socket);
});
// TODO: Close listener ?
} catch (err) {
// TODO: Show an error on the screen
console.error(err);
response = await fetch(`/sess/${sessionId}`);
} catch (e) {
console.error(e);
throw genericConnectionError;
}
if(!response.ok) {
let error;
try {
({ error } = await response.json());
if(!error) throw new Error();
} catch (e) {
console.error(e);
throw genericConnectionError;
}
throw new Error(error)
}
try {
({ video_url, subtitle_tracks, current_time_ms, is_playing } = await response.json());
} catch (e) {
console.error(e);
throw genericConnectionError;
}
const socket = createWebSocket(sessionId, nickname, colour);
socket.addEventListener("open", async () => {
const video = await setupVideo(
video_url,
subtitle_tracks,
current_time_ms,
is_playing
);
// By default, we should disable video controls if the video is already playing.
// This solves an issue where Safari users join and seek to 00:00:00 because of
// outgoing events.
if (current_time_ms != 0) {
video.controls = false;
}
setupOutgoingEvents(video, socket);
setupIncomingEvents(video, socket);
setupChat(socket);
});
socket.addEventListener("reconnecting", e => {
console.log("Reconnecting...");
});
socket.addEventListener("reconnected", e => {
console.log("Reconnected.");
});
//} catch (e) {
// alert(e.message)
//}
};
/**

View File

@ -1,3 +1,7 @@
* {
box-sizing: border-box;
}
:root {
--bg-rgb: 28, 23, 36;
--fg-rgb: 234, 234, 248;
@ -57,8 +61,6 @@ label {
input[type="url"],
input[type="text"] {
box-sizing: border-box;
background: #fff;
background-clip: padding-box;
border: 1px solid rgba(0, 0, 0, 0.12);
@ -72,8 +74,7 @@ input[type="text"] {
font-family: sans-serif;
font-size: 1em;
width: 500px;
max-width: 100%;
width: 100%;
resize: none;
overflow-x: wrap;
@ -84,7 +85,7 @@ button {
background-color: var(--accent);
border: var(--accent);
border-radius: 6px;
color: var(--fg);
color: #fff;
padding: 0.5em 1em;
display: inline-block;
font-weight: 400;
@ -94,13 +95,19 @@ button {
font-family: sans-serif;
font-size: 1em;
width: 500px;
max-width: 100%;
width: 100%;
user-select: none;
border: 1px solid rgba(0, 0, 0, 0);
line-height: 1.5;
cursor: pointer;
margin: 0.5em 0;
}
button:disabled {
filter: saturate(0.75);
opacity: 0.75;
cursor: default;
}
button.small-button {
@ -121,20 +128,25 @@ button.small-button {
#pre-join-controls,
#create-controls {
width: 60%;
margin: 0 auto;
margin-top: 4em;
margin: 0;
flex-grow: 1;
overflow-y: auto;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
#join-session-form,
#create-session-form {
margin-bottom: 4em;
width: 500px;
max-width: 100%;
padding: 1rem;
}
#post-create-message {
display: none;
width: 500px;
max-width: 100%;
width: 100%;
font-size: 0.85em;
}
@ -245,13 +257,35 @@ button.small-button {
border-radius: 4px;
width: 100%;
}
.emoji-option:hover, .emoji-option:focus {
background: var(--fg-transparent);
}
.emoji-option:last-child {
margin: 0;
}
#join-session-colour {
-moz-appearance: none;
-webkit-appearance: none;
appearance: none;
border: none;
padding: 0;
border-radius: 6px;
overflow: hidden;
margin: 0.5em 0;
height: 2rem;
width: 2.5rem;
cursor: pointer;
}
input[type="color"]::-moz-color-swatch, input[type="color"]::-webkit-color-swatch, input[type="color"]::-webkit-color-swatch-wrapper { /* This *should* be working in Chrome, but it doesn't for reasons that are beyond me. */
border: none;
margin: 0;
padding: 0;
}
@media (min-aspect-ratio: 4/3) {
body {
flex-direction: row;