2019-11-18 11:04:13 +09:00

45 lines
926 B
TypeScript

import AnimeNotifier from "./AnimeNotifier"
export default class ServiceWorkerManager {
private arn: AnimeNotifier
private uri: string
constructor(arn: AnimeNotifier, uri: string) {
this.arn = arn
this.uri = uri
}
public register() {
if(!("serviceWorker" in navigator)) {
console.warn("service worker not supported, skipping registration")
return
}
navigator.serviceWorker.register(this.uri)
navigator.serviceWorker.addEventListener("message", evt => this.onMessage(evt))
}
public postMessage(message: any) {
const controller = navigator.serviceWorker.controller
if(!controller) {
return
}
controller.postMessage(JSON.stringify(message))
}
private onMessage(evt: MessageEvent) {
const message = JSON.parse(evt.data)
switch(message.type) {
case "new notification":
if(this.arn.notificationManager) {
this.arn.notificationManager.update()
}
break
}
}
}