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channel-js: add onChannelOpen hook

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This commit is contained in:
Liam Fitzgerald 2020-07-17 13:59:57 +10:00
parent 4b61dfc87a
commit c04d3f1659
1 changed files with 9 additions and 0 deletions
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9
pkg/arvo/app/landscape/js/channel.js
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@ -9,6 +9,9 @@ class Channel {
this.onChannelError = (err) => {
console.error('event source error: ', err);
};
this.onChannelOpen = (e) => {
console.log('open', e);
};
}
init() {
@ -58,6 +61,10 @@ class Channel {
this.onChannelError = onError;
}
setOnChannelOpen(onOpen = (e) => {}) {
this.onChannelOpen = onOpen;
}
deleteOnUnload() {
window.addEventListener("unload", (event) => {
this.delete();
@ -216,6 +223,8 @@ class Channel {
}
}
this.eventSource.onopen = this.onChannelOpen;
this.eventSource.onerror = e => {
this.delete();
this.init();