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fix: repost counter works when undo repost

This commit is contained in:
P. Reis 2024-04-10 19:15:24 -03:00
parent bff8c62572
commit cdb0d817ed
1 changed files with 35 additions and 5 deletions
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40
src/stats.ts
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@ -1,5 +1,5 @@
import { type AuthorStatsRow, db, type DittoDB, type EventStatsRow } from '@/db.ts';
import { Debug, type InsertQueryBuilder, type NostrEvent } from '@/deps.ts';
import { Debug, type InsertQueryBuilder, type NostrEvent, NostrFilter } from '@/deps.ts';
import { eventsDB } from '@/storages.ts';
import { findReplyTag } from '@/tags.ts';
@ -26,10 +26,10 @@ async function updateStats(event: NostrEvent) {
}
const statDiffs = getStatsDiff(event, prev);
const pubkeyDiffs = statDiffs.filter(([table]) => table === 'author_stats') as AuthorStatDiff[];
const eventDiffs = statDiffs.filter(([table]) => table === 'event_stats') as EventStatDiff[];
const pubkeyDiffs = (await statDiffs).filter(([table]) => table === 'author_stats') as AuthorStatDiff[];
const eventDiffs = (await statDiffs).filter(([table]) => table === 'event_stats') as EventStatDiff[];
if (statDiffs.length) {
if ((await statDiffs).length) {
debug(JSON.stringify({ id: event.id, pubkey: event.pubkey, kind: event.kind, tags: event.tags, statDiffs }));
}
@ -42,7 +42,7 @@ async function updateStats(event: NostrEvent) {
}
/** Calculate stats changes ahead of time so we can build an efficient query. */
function getStatsDiff(event: NostrEvent, prev: NostrEvent | undefined): StatDiff[] {
async function getStatsDiff(event: NostrEvent, prev: NostrEvent | undefined): Promise<StatDiff[]> {
const statDiffs: StatDiff[] = [];
const firstTaggedId = event.tags.find(([name]) => name === 'e')?.[1];
@ -58,6 +58,36 @@ function getStatsDiff(event: NostrEvent, prev: NostrEvent | undefined): StatDiff
case 3:
statDiffs.push(...getFollowDiff(event, prev));
break;
case 5: {
if (!firstTaggedId) break;
let filters: NostrFilter[] = [{ kinds: [6], ids: [firstTaggedId], authors: [event.pubkey] }];
const [repostedEvent] = await eventsDB.query(filters, { limit: 1 });
// Check if the event being deleted is of kind 6,
// if it is then proceed, else just break
if (!repostedEvent) break;
let eventBeingRepostedPubkey = '';
let eventBeingRepostedId = '';
for (const tag of repostedEvent.tags) {
switch (tag[0]) {
case 'e':
eventBeingRepostedId = tag[1];
break;
case 'p':
eventBeingRepostedPubkey = tag[1];
break;
}
}
filters = [{ kinds: [1], ids: [eventBeingRepostedId], authors: [eventBeingRepostedPubkey] }];
const [eventBeingReposted] = await eventsDB.query(filters, { limit: 1 });
if (!eventBeingReposted) break;
statDiffs.push(['event_stats', eventBeingRepostedId, 'reposts_count', -1]);
break;
}
case 6:
if (firstTaggedId) {
statDiffs.push(['event_stats', firstTaggedId, 'reposts_count', 1]);