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Refactor channel pin #1579

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merged 3 commits into from
Jan 7, 2025
+14 −24
Merged

Refactor channel pin #1579

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38 changes: 14 additions & 24 deletions web/src/routes/(app)/channels/[nevent=note]/PinChannel.svelte
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Original file line number Diff line number Diff line change
@@ -1,12 +1,11 @@
<script lang="ts">
import { createRxNostr, createRxOneshotReq, latest, now } from 'rx-nostr';
import { createRxOneshotReq, latest, now } from 'rx-nostr';
import { every, firstValueFrom, EmptyError } from 'rxjs';
import { onDestroy } from 'svelte';
import type { Kind, EventTemplate } from 'nostr-tools';
import { authorChannelsEventStore } from '$lib/cache/Events';
import { Signer } from '$lib/Signer';
import { pubkey, writeRelays } from '$lib/stores/Author';
import { verificationClient } from '$lib/timelines/MainTimeline';
import { pubkey } from '$lib/stores/Author';
import { rxNostr } from '$lib/timelines/MainTimeline';
import IconPin from '@tabler/icons-svelte/icons/pin';
import IconPinnedFilled from '@tabler/icons-svelte/icons/pinned-filled';

Expand All @@ -17,24 +16,21 @@
([tagName, id]) => tagName === 'e' && id === channelId
) ?? false;

const rxNostr = createRxNostr({ verifier: verificationClient.verifier });

async function pin() {
console.log('[channel pin]', channelId);

pinned = true;

rxNostr.setDefaultRelays($writeRelays);
const pinReq = createRxOneshotReq({
filters: { kinds: [10005], authors: [$pubkey], limit: 1 }
});
let unsignedEvent: EventTemplate;
try {
const packet = await firstValueFrom(rxNostr.use(pinReq).pipe(latest()));
console.log('[channel pin latest]', packet);
console.debug('[channel pin latest]', packet);

if (packet.event.tags.some(([tagName, id]) => tagName === 'e' && id === channelId)) {
console.log('[channel pin already]', packet.event);
console.debug('[channel pin already]', packet.event);
return;
}

Expand All @@ -46,7 +42,7 @@
};
} catch (error) {
if (error instanceof EmptyError) {
console.log('[channel pin not found]', error);
console.debug('[channel pin not found]', error);
unsignedEvent = {
kind: 10005 as Kind,
content: '',
Expand All @@ -60,10 +56,10 @@
}

const event = await Signer.signEvent(unsignedEvent);
console.log('[channel pin event]', event);
console.debug('[channel pin event]', event);
const observable = rxNostr.send(event);
observable.subscribe((packet) => {
console.log('[send]', packet);
console.debug('[channel pin send]', packet);
if (packet.ok && $authorChannelsEventStore?.id !== event.id) {
$authorChannelsEventStore = event;
}
Expand All @@ -83,17 +79,16 @@

pinned = false;

rxNostr.setDefaultRelays($writeRelays);
const pinReq = createRxOneshotReq({
filters: { kinds: [10005], authors: [$pubkey], limit: 1 }
});
let unsignedEvent: EventTemplate;
try {
const packet = await firstValueFrom(rxNostr.use(pinReq).pipe(latest()));
console.log('[channel pin latest]', packet);
console.debug('[channel pin latest]', packet);

if (!packet.event.tags.some(([tagName, id]) => tagName === 'e' && id === channelId)) {
console.log('[channel unpin already]', packet.event);
console.debug('[channel unpin already]', packet.event);
return;
}

Expand All @@ -108,7 +103,7 @@
};
} catch (error) {
if (error instanceof EmptyError) {
console.log('[channel unpin already]', error);
console.debug('[channel unpin already]', error);
return;
} else {
pinned = true;
Expand All @@ -117,28 +112,23 @@
}

const event = await Signer.signEvent(unsignedEvent);
console.log('[channel unpin event]', event);
console.debug('[channel unpin event]', event);
const observable = rxNostr.send(event);
observable.subscribe((packet) => {
console.log('[send]', packet);
console.debug('[channel unpin send]', packet);
if (packet.ok && $authorChannelsEventStore?.id !== event.id) {
$authorChannelsEventStore = event;
}
});
observable.pipe(every((packet) => !packet.ok)).subscribe((failed) => {
console.log('[channel pinned]', !failed);
console.log('[channel unpinned]', !failed);
if (failed) {
console.error('[channel unpin failed]');
alert('Failed to unpin.');
pinned = true;
}
});
}

onDestroy(async () => {
console.log('[channel pin on destroy]');
rxNostr.dispose();
});
</script>

{#if pinned}
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