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Fix joining in frontend documentation.

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Juliusz Chroboczek 2022-01-24 19:59:45 +01:00
parent 6fbdf0eab2
commit 221ed44538
1 changed files with 27 additions and 5 deletions
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32
README.FRONTEND
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@ -54,23 +54,44 @@ callback indicates that a chat message has been posted to the group, and
`ondownstream` is called when the server pushes a stream to the client; `ondownstream` is called when the server pushes a stream to the client;
see the section below about streams. see the section below about streams.
You may now connect to the server. You may now connect to the server:
```javascript ```javascript
serverConnection.connect(`wss://${location.host}/ws`); serverConnection.connect(`wss://${location.host}/ws`);
``` ```
You typically join a group and request media in the `onconnected` callback: You typically join a group in the `onconnected` callback:
```javascript ```javascript
serverConnection.onconnected = function() { serverConnection.onconnected = function() {
this.join(group, 'join', username, password); this.join(group, 'join', username, password);
this.request({'':['audio','video']});
} }
``` ```
You should not attempt to push a stream to the server until it has granted After the server has replied to the join request, the `onjoined` callback
you the `present` permission through the `onjoined` callback. will trigger. There, you update your user interface and request incoming
streams:
```javascript
serverConnection.onjoined = function(kind, group, perms, status, message) {
switch(kind) {
case 'join':
this.request({'':['audio','video']});
// then update the UI, possibly taking perms.present into account
break;
case 'change':
// update the UI
break;
case 'redirect':
this.close();
document.location.href = message;
break;
case 'fail':
// display the friendly error message
break;
}
```
## Sending and receiving chat messages ## Sending and receiving chat messages
@ -85,6 +106,7 @@ You receive chat messages in the `onchat` callback. The server may
request that you clear your chat window, in that case the `onclearchat` request that you clear your chat window, in that case the `onclearchat`
callback will trigger. callback will trigger.
## Other messages ## Other messages
The `usermessage` method of the `ServerConnection` is similar to the The `usermessage` method of the `ServerConnection` is similar to the