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Avoids downloading all kind 3s that are not authored by the user.

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This commit is contained in:
Vitor Pamplona 2023-08-03 15:54:07 -04:00
parent 9242781670
commit 955566e303
2 changed files with 19 additions and 10 deletions
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10
js/nostr-broadcast.js
View File

@ -34,7 +34,11 @@ const fetchAndBroadcast = async () => {
// get all events from relays
const filters =[{ authors: [pubkey] }, { "#p": [pubkey] }]
const data = await getEvents(filters)
const data = await getEvents(filters, pubkey)
const kind3 = data.filter((it) => it.kind == 3 && it.pubkey === pubkey).sort((a, b) => b.created_at - a.created_at)[0]
const myRelaySet = JSON.parse(kind3.content)
relays = Object.keys(myRelaySet).filter(url => myRelaySet[url].write).map(url => url)
$('#checking-relays-header-box').css('display', 'none')
$('#checking-relays-box').css('display', 'none')
@ -53,12 +57,10 @@ const fetchAndBroadcast = async () => {
$('#checking-relays-header-box').css('display', 'flex')
$('#checking-relays-box').css('display', 'flex')
$('#checking-relays-header').text("Waiting for Relays:")
$('#checking-relays-header').text("Broadcasting to Relays:")
await broadcastEvents(data)
$('#checking-relays-header-box').css('display', 'none')
$('#checking-relays-box').css('display', 'none')
// inform user that broadcasting is done
$('#broadcasting-status').html(txt.broadcasting + checkMark)
$('#broadcasting-progress').val(relays.length)

19
js/nostr-utils.js
View File

@ -60,7 +60,7 @@ function hexToBytes(hex) {
}
// fetch events from relay, returns a promise
const fetchFromRelay = async (relay, filters, events, relayStatus) =>
const fetchFromRelay = async (relay, filters, pubkey, events, relayStatus) =>
new Promise((resolve, reject) => {
try {
relayStatus[relay] = "Starting"
@ -101,6 +101,13 @@ function hexToBytes(hex) {
}, 5_000)
const { id } = data
// don't save/reboradcast kind 3s that are not from the author.
// their are too big.
if (data.kind == 3 && data.pubkey != pubkey) {
return
}
// prevent duplicated events
if (events[id]) return
else events[id] = data
@ -140,7 +147,7 @@ function hexToBytes(hex) {
})
// query relays for events published by this pubkey
const getEvents = async (filters) => {
const getEvents = async (filters, pubkey) => {
// events hash
const events = {}
@ -150,7 +157,7 @@ function hexToBytes(hex) {
let relaysForThisRound = fetchFunctions.splice(0, 10)
let relayStatus = {}
$('#fetching-progress').val(relays.length - fetchFunctions.length)
await Promise.allSettled( relaysForThisRound.map((relay) => fetchFromRelay(relay, filters, events, relayStatus)) )
await Promise.allSettled( relaysForThisRound.map((relay) => fetchFromRelay(relay, filters, pubkey, events, relayStatus)) )
}
updateRelayStatus({})
@ -183,7 +190,7 @@ function hexToBytes(hex) {
ws.close()
reject('timeout')
}, 5_000)
ws.send(JSON.stringify(['EVENT', evnt]))
}
relayStatus[relay] = "Done"
@ -218,12 +225,12 @@ function hexToBytes(hex) {
const broadcastEvents = async (data) => {
// batch processing of 10 relays
let broadcastFunctions = [...relays]
let relayStatus = {}
while (broadcastFunctions.length) {
let relaysForThisRound = broadcastFunctions.splice(0, 10)
let relayStatus = {}
$('#broadcasting-progress').val(relays.length - broadcastFunctions.length)
await Promise.allSettled( relaysForThisRound.map((relay) => sendToRelay(relay, data, relayStatus)) )
}
updateRelayStatus({})
updateRelayStatus(relayStatus)
}