Files
marco/app/services/nostr-data.js
2026-04-20 15:26:28 +04:00

159 lines
3.9 KiB
JavaScript

import Service, { service } from '@ember/service';
import { tracked } from '@glimmer/tracking';
import { EventStore } from 'applesauce-core/event-store';
import { ProfileModel } from 'applesauce-core/models/profile';
import { MailboxesModel } from 'applesauce-core/models/mailboxes';
import { npubEncode } from 'applesauce-core/helpers/pointers';
const BOOTSTRAP_RELAYS = [
'wss://purplepag.es',
'wss://relay.damus.io',
'wss://nos.lol',
];
export default class NostrDataService extends Service {
@service nostrRelay;
@service nostrAuth;
store = new EventStore();
@tracked profile = null;
@tracked mailboxes = null;
@tracked blossomServers = [];
_profileSub = null;
_mailboxesSub = null;
_blossomSub = null;
_requestSub = null;
constructor() {
super(...arguments);
// Feed events from the relay pool into the event store
this.nostrRelay.pool.relays$.subscribe(() => {
// Setup relay subscription tracking if needed, or we just rely on request()
// which returns an Observable<NostrEvent>
});
}
async loadProfile(pubkey) {
if (!pubkey) return;
// Reset state
this.profile = null;
this.mailboxes = null;
this.blossomServers = [];
this._cleanupSubscriptions();
const relays = new Set(BOOTSTRAP_RELAYS);
// Try to get extension relays
if (typeof window.nostr !== 'undefined' && window.nostr.getRelays) {
try {
const extRelays = await window.nostr.getRelays();
for (const url of Object.keys(extRelays)) {
relays.add(url);
}
} catch {
console.warn('Failed to get NIP-07 relays');
}
}
const relayList = Array.from(relays);
// Request events and dump them into the store
this._requestSub = this.nostrRelay.pool
.request(relayList, [
{
authors: [pubkey],
kinds: [0, 10002, 10063],
},
])
.subscribe({
next: (event) => {
this.store.add(event);
},
error: (err) => {
console.error('Error fetching profile events:', err);
},
});
// Setup models to track state reactively
this._profileSub = this.store
.model(ProfileModel, pubkey)
.subscribe((profileContent) => {
this.profile = profileContent;
});
this._mailboxesSub = this.store
.model(MailboxesModel, pubkey)
.subscribe((mailboxesData) => {
this.mailboxes = mailboxesData;
});
this._blossomSub = this.store
.replaceable(10063, pubkey)
.subscribe((event) => {
if (event && event.tags) {
this.blossomServers = event.tags
.filter((t) => t[0] === 'server' && t[1])
.map((t) => t[1]);
} else {
this.blossomServers = [];
}
});
}
get userDisplayName() {
if (this.profile) {
if (this.profile.nip05) {
return this.profile.nip05;
}
if (this.profile.displayName || this.profile.display_name) {
return this.profile.displayName || this.profile.display_name;
}
if (this.profile.name) {
return this.profile.name;
}
}
// Fallback to npub
if (this.nostrAuth.pubkey) {
try {
const npub = npubEncode(this.nostrAuth.pubkey);
return `${npub.slice(0, 9)}...${npub.slice(-4)}`;
} catch {
return this.nostrAuth.pubkey;
}
}
return 'Not connected';
}
_cleanupSubscriptions() {
if (this._requestSub) {
this._requestSub.unsubscribe();
this._requestSub = null;
}
if (this._profileSub) {
this._profileSub.unsubscribe();
this._profileSub = null;
}
if (this._mailboxesSub) {
this._mailboxesSub.unsubscribe();
this._mailboxesSub = null;
}
if (this._blossomSub) {
this._blossomSub.unsubscribe();
this._blossomSub = null;
}
}
willDestroy() {
super.willDestroy(...arguments);
this._cleanupSubscriptions();
}
}