Files
flotilla/src/app/util/push/adapters/web.ts
T

74 lines
2.2 KiB
TypeScript

import {pubkey} from "@welshman/app"
import {maybe} from "@welshman/lib"
import type {Unsubscriber} from "svelte/store"
import {getPubkeyTagValues, matchFilter, type TrustedEvent} from "@welshman/util"
import {DM_KINDS, notificationSettings} from "@app/core/state"
import type {IPushAdapter} from "@app/util/push/adapters/common"
import {onNotification} from "@app/util/push/adapters/common"
import {goToEvent} from "@app/util/routes"
export class WebNotifications implements IPushAdapter {
_unsubscriber = maybe<Unsubscriber>()
async request(prompt = true) {
if (prompt && Notification?.permission === "default") {
await Notification.requestPermission()
}
return Notification?.permission || "denied"
}
_notify(event: TrustedEvent, title: string, body: string) {
console.log("notify:", event)
const notification = new Notification(title, {
body,
tag: event.id,
icon: "/icon.png",
badge: "/icon.png",
})
notification.onclick = () => {
window.focus()
goToEvent(event)
notification.close()
}
const onVisibilityChange = () => {
if (document.visibilityState === "visible") {
notification.close()
document.removeEventListener("visibilitychange", onVisibilityChange)
}
}
document.addEventListener("visibilitychange", onVisibilityChange)
}
async enable() {
if (!this._unsubscriber) {
this._unsubscriber = onNotification(event => {
const {push, messages, mentions, spaces} = notificationSettings.get()
if (push && document.hidden && Notification?.permission === "granted") {
if (messages && matchFilter({kinds: DM_KINDS}, event)) {
this._notify(event, "New direct message", "Someone sent you a direct message.")
} else if (
mentions &&
event.pubkey !== pubkey.get() &&
getPubkeyTagValues(event.tags).includes(pubkey.get()!)
) {
this._notify(event, "Someone mentioned you", "Someone tagged you in a message.")
} else if (spaces) {
this._notify(event, "New activity", "Someone posted a new message.")
}
}
})
}
}
async disable() {
this._unsubscriber?.()
this._unsubscriber = undefined
}
}