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feat(notifications api): implement zap notification

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calls database for zap events
This commit is contained in:
P. Reis 2024-09-02 09:52:34 -03:00
parent 0b6ca9dfea
commit 729471d692
1 changed files with 48 additions and 3 deletions
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51
src/controllers/api/notifications.ts
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@ -4,9 +4,10 @@ import { z } from 'zod';
import { AppContext, AppController } from '@/app.ts';
import { Conf } from '@/config.ts';
import { DittoPagination } from '@/interfaces/DittoPagination.ts';
import { getAmount } from '@/utils/bolt11.ts';
import { hydrateEvents } from '@/storages/hydrate.ts';
import { paginated } from '@/utils/api.ts';
import { renderNotification } from '@/views/mastodon/notifications.ts';
import { renderNotification, RenderNotificationOpts } from '@/views/mastodon/notifications.ts';
/** Set of known notification types across backends. */
const notificationTypes = new Set([
@ -23,6 +24,7 @@ const notificationTypes = new Set([
'severed_relationships',
'pleroma:emoji_reaction',
'ditto:name_grant',
'ditto:zap',
]);
const notificationsSchema = z.object({
@ -67,6 +69,10 @@ const notificationsController: AppController = async (c) => {
filters.push({ kinds: [30360], authors: [Conf.pubkey], '#p': [pubkey], ...params });
}
if (types.has('ditto:zap')) {
filters.push({ kinds: [9735], '#p': [pubkey] });
}
return renderNotifications(filters, types, params, c);
};
@ -81,16 +87,55 @@ async function renderNotifications(
const { signal } = c.req.raw;
const opts = { signal, limit: params.limit, timeout: Conf.db.timeouts.timelines };
const zapsRelatedFilter: NostrFilter[] = [];
const events = await store
.query(filters, opts)
.then((events) => events.filter((event) => event.pubkey !== pubkey))
.then((events) =>
events.filter((event) => {
if (event.kind === 9735) {
const zappedEventId = event.tags.find(([name]) => name === 'e')?.[1];
if (zappedEventId) zapsRelatedFilter.push({ kinds: [1], ids: [zappedEventId] });
const zapSender = event.tags.find(([name]) => name === 'P')?.[1];
if (zapSender) zapsRelatedFilter.push({ kinds: [0], authors: [zapSender] });
}
return event.pubkey !== pubkey;
})
)
.then((events) => hydrateEvents({ events, store, signal }));
if (!events.length) {
return c.json([]);
}
const notifications = (await Promise.all(events.map((event) => renderNotification(event, { viewerPubkey: pubkey }))))
const zapSendersAndPosts = await store
.query(zapsRelatedFilter, opts)
.then((events) => hydrateEvents({ events, store, signal }));
const notifications = (await Promise.all(events.map((event) => {
const opts: RenderNotificationOpts = { viewerPubkey: pubkey };
if (event.kind === 9735) {
const zapRequestString = event?.tags?.find(([name]) => name === 'description')?.[1];
const zapRequest = n.json().pipe(n.event()).optional().catch(undefined).parse(zapRequestString);
// By getting the pubkey from the zap request we guarantee who is the sender
// some clients don't put the P tag in the zap receipt...
const zapSender = zapRequest?.pubkey;
const zappedPost = event.tags.find(([name]) => name === 'e')?.[1];
const amountSchema = z.coerce.number().int().nonnegative().catch(0);
// amount in millisats
const amount = amountSchema.parse(getAmount(event?.tags.find(([name]) => name === 'bolt11')?.[1]));
opts['zap'] = {
zapSender: zapSendersAndPosts.find(({ pubkey, kind }) => kind === 0 && pubkey === zapSender) ?? zapSender,
zappedPost: zapSendersAndPosts.find(({ id }) => id === zappedPost),
amount,
message: zapRequest?.content,
};
}
return renderNotification(event, opts);
})))
.filter((notification) => notification && types.has(notification.type));
if (!notifications.length) {