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Adding filter arguments to relay URLs #192

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Adding filter arguments to relay URLs #192

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4 changes: 2 additions & 2 deletions src/js/Nostr.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -194,7 +194,7 @@ export default {
const relay = relayInit(url, this.eventsById);
relay.on('connect', () => {
for (const [name, filters] of this.subscribedFiltersByName.entries()) {
const sub = relay.sub(filters, {});
const sub = relay.sub(filters, {}, relay.filters);
if (!this.subscriptionsByName.has(name)) {
this.subscriptionsByName.set(name, new Set());
}
Expand Down Expand Up @@ -378,7 +378,7 @@ export default {
}

for (const relay of this.relays.values()) {
const sub = relay.sub(filters, {});
const sub = relay.sub(filters, {}, relay.filters);
// TODO update relay lastSeen
sub.on('event', (event) => this.handleEvent(event));
if (once) {
Expand Down
23 changes: 21 additions & 2 deletions src/js/lib/nostr-tools/relay.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ import {Filter, matchFilters} from './filter'

export type Relay = {
url: string
filters: Filter[]
status: number
connect: () => void
close: () => void
Expand Down Expand Up @@ -68,14 +69,26 @@ export function relayInit(url: string, knownEvents?: Map<string, Event>): Relay
let nextAttemptSeconds = 1
let isConnected = false

const split = url.split('?');
let filters = [];

if (split.length > 1) {
filters = split[1].split('&')
.map((filter) => {
if(filter.split('=')[0] == 'z') console.log('FOUND ONE')
let rVal: Filter[] = { ['#' + filter.split('=')[0]]: [filter.split('=')[1]] }
return rVal;
})
}

function resetOpenState() {
untilOpen = new Promise(resolve => {
resolveOpen = resolve
})
}

function connectRelay() {
ws = new WebSocket(url)
ws = new WebSocket(url.split('?')[0])

ws.onopen = () => {
listeners.connect.forEach(cb => cb())
Expand Down Expand Up @@ -230,10 +243,15 @@ export function relayInit(url: string, knownEvents?: Map<string, Event>): Relay
{
skipVerification = false,
id = Math.random().toString().slice(2)
}: SubscriptionOptions = {}
}: SubscriptionOptions = {},
relayFilters?: Filter[],
): Sub => {
let subid = id

if(relayFilters) {
filters = filters.map((item, index) => Object.assign({}, item, relayFilters[index]));
}

openSubs[subid] = {
id: subid,
filters,
Expand Down Expand Up @@ -268,6 +286,7 @@ export function relayInit(url: string, knownEvents?: Map<string, Event>): Relay

return {
url,
filters,
sub,
on: (type: 'connect' | 'disconnect' | 'notice', cb: any): void => {
listeners[type].push(cb)
Expand Down