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https://gitlab.com/soapbox-pub/ditto.git
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hydrate: batch queries together
This commit is contained in:
Alex Gleason
parent
1c4f0a87d5
commit
8267c170f0
1 changed files with 47 additions and 149 deletions
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@ -30,23 +30,11 @@ async function hydrateEvents(opts: HydrateOpts): Promise<DittoEvent[]> {
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const cache = [...events];
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for (const event of await gatherReposts({ events: cache, store, signal })) {
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for (const event of await gatherRelatedEvents({ events: cache, store, signal })) {
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cache.push(event);
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}
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for (const event of await gatherReacted({ events: cache, store, signal })) {
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cache.push(event);
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}
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for (const event of await gatherQuotes({ events: cache, store, signal })) {
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cache.push(event);
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}
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for (const event of await gatherMentions({ events: cache, store, signal })) {
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cache.push(event);
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}
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for (const event of await gatherAuthors({ events: cache, store, signal })) {
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for (const event of await gatherProfiles({ events: cache, store, signal })) {
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cache.push(event);
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}
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@ -58,18 +46,6 @@ async function hydrateEvents(opts: HydrateOpts): Promise<DittoEvent[]> {
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cache.push(event);
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}
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for (const event of await gatherReportedProfiles({ events: cache, store, signal })) {
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cache.push(event);
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}
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for (const event of await gatherReportedNotes({ events: cache, store, signal })) {
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cache.push(event);
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}
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for (const event of await gatherZapped({ events: cache, store, signal })) {
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cache.push(event);
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}
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const authorStats = await gatherAuthorStats(cache, kysely as Kysely<DittoTables>);
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const eventStats = await gatherEventStats(cache, kysely as Kysely<DittoTables>);
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@ -217,17 +193,47 @@ export function assembleEvents(
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return a;
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}
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/** Collect reposts from the events. */
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function gatherReposts({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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/** Collect event targets (eg reposts, quote posts, reacted posts, etc.) */
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function gatherRelatedEvents({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const ids = new Set<string>();
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for (const event of events) {
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// Quoted events
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if (event.kind === 1) {
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const id = findQuoteTag(event.tags)?.[1] || findQuoteInContent(event.content);
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if (id) {
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ids.add(id);
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}
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}
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// Reposted events
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if (event.kind === 6) {
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const id = event.tags.find(([name]) => name === 'e')?.[1];
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if (id) {
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ids.add(id);
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}
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}
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// Reacted events
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if (event.kind === 7) {
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const id = event.tags.findLast(([name]) => name === 'e')?.[1];
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if (id) {
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ids.add(id);
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}
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}
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// Reported events
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if (event.kind === 1984) {
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for (const [name, value] of event.tags) {
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if (name === 'e') {
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ids.add(value);
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}
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}
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}
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// Zapped events
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if (event.kind === 9735) {
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const id = event.tags.find(([name]) => name === 'e')?.[1];
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if (id) {
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ids.add(id);
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}
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}
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}
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return store.query(
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@ -236,49 +242,15 @@ function gatherReposts({ events, store, signal }: HydrateOpts): Promise<DittoEve
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);
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}
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/** Collect events being reacted to by the events. */
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function gatherReacted({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const ids = new Set<string>();
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for (const event of events) {
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if (event.kind === 7) {
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const id = event.tags.findLast(([name]) => name === 'e')?.[1];
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if (id) {
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ids.add(id);
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}
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}
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}
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return store.query(
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[{ ids: [...ids], limit: ids.size }],
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{ signal },
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);
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}
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/** Collect quotes from the events. */
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function gatherQuotes({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const ids = new Set<string>();
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for (const event of events) {
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if (event.kind === 1) {
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const id = findQuoteTag(event.tags)?.[1] || findQuoteInContent(event.content);
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if (id) {
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ids.add(id);
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}
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}
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}
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return store.query(
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[{ ids: [...ids], limit: ids.size }],
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{ signal },
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);
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}
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/** Collect mentioned profiles from notes. */
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async function gatherMentions({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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/** Collect profiles from the events. */
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async function gatherProfiles({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const pubkeys = new Set<string>();
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for (const event of events) {
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// Authors
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pubkeys.add(event.pubkey);
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// Mentions
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if (event.kind === 1) {
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for (const [name, value] of event.tags) {
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if (name === 'p') {
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@ -286,29 +258,14 @@ async function gatherMentions({ events, store, signal }: HydrateOpts): Promise<D
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}
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}
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}
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}
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const authors = await store.query(
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[{ kinds: [0], authors: [...pubkeys], limit: pubkeys.size }],
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{ signal },
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);
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for (const pubkey of pubkeys) {
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const author = authors.find((e) => matchFilter({ kinds: [0], authors: [pubkey] }, e));
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if (!author) {
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const fallback = fallbackAuthor(pubkey);
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authors.push(fallback);
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// Reported profiles
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if (event.kind === 1984) {
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const pubkey = event.tags.find(([name]) => name === 'p')?.[1];
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if (pubkey) {
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pubkeys.add(pubkey);
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}
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}
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}
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return authors;
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}
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/** Collect authors from the events. */
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async function gatherAuthors({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const pubkeys = new Set<string>();
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for (const event of events) {
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// Zap recipients
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if (event.kind === 9735) {
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const zapReceiver = event.tags.find(([name]) => name === 'p')?.[1];
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if (zapReceiver) {
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@ -324,7 +281,6 @@ async function gatherAuthors({ events, store, signal }: HydrateOpts): Promise<Di
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pubkeys.add(zapSender);
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}
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}
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pubkeys.add(event.pubkey);
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}
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const authors = await store.query(
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@ -377,64 +333,6 @@ function gatherInfo({ events, store, signal }: HydrateOpts): Promise<DittoEvent[
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);
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}
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/** Collect reported notes from the events. */
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function gatherReportedNotes({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const ids = new Set<string>();
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for (const event of events) {
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if (event.kind === 1984) {
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const status_ids = event.tags.filter(([name]) => name === 'e').map((tag) => tag[1]);
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if (status_ids.length > 0) {
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for (const id of status_ids) {
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ids.add(id);
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}
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}
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}
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}
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return store.query(
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[{ kinds: [1, 20], ids: [...ids], limit: ids.size }],
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{ signal },
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);
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}
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/** Collect reported profiles from the events. */
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function gatherReportedProfiles({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const pubkeys = new Set<string>();
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for (const event of events) {
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if (event.kind === 1984) {
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const pubkey = event.tags.find(([name]) => name === 'p')?.[1];
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if (pubkey) {
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pubkeys.add(pubkey);
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}
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}
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}
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return store.query(
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[{ kinds: [0], authors: [...pubkeys], limit: pubkeys.size }],
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{ signal },
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);
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}
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/** Collect events being zapped. */
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function gatherZapped({ events, store, signal }: HydrateOpts): Promise<DittoEvent[]> {
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const ids = new Set<string>();
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for (const event of events) {
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if (event.kind === 9735) {
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const id = event.tags.find(([name]) => name === 'e')?.[1];
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if (id) {
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ids.add(id);
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}
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}
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}
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return store.query(
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[{ ids: [...ids], limit: ids.size }],
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{ signal },
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);
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}
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/** Collect author stats from the events. */
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async function gatherAuthorStats(
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events: DittoEvent[],
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