60 lines
1.7 KiB
TypeScript
60 lines
1.7 KiB
TypeScript
import { useMemo } from "react";
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import { RequestBuilder, NoteCollection, NostrLink, EventKind, parseZap } from "@snort/system";
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import { useRequestBuilder } from "@snort/system-react";
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import { LIVE_STREAM } from "const";
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import { findTag } from "utils";
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import { System } from "index";
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export function useProfile(link: NostrLink, leaveOpen = false) {
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const sub = useMemo(() => {
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const b = new RequestBuilder(`profile:${link.id.slice(0, 12)}`);
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b.withOptions({
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leaveOpen,
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})
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.withFilter()
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.kinds([LIVE_STREAM])
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.authors([link.id]);
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b.withFilter().kinds([LIVE_STREAM]).tag("p", [link.id]);
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return b;
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}, [link, leaveOpen]);
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const { data: streamsData } = useRequestBuilder(NoteCollection, sub);
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const streams = streamsData ?? [];
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const addresses = useMemo(() => {
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if (streamsData) {
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return streamsData.map(e => `${e.kind}:${e.pubkey}:${findTag(e, "d")}`);
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}
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return [];
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}, [streamsData]);
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const zapsSub = useMemo(() => {
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const b = new RequestBuilder(`profile-zaps:${link.id.slice(0, 12)}`);
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b.withOptions({
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leaveOpen,
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})
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.withFilter()
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.kinds([EventKind.ZapReceipt])
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.tag("a", addresses);
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return b;
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}, [link, addresses, leaveOpen]);
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const { data: zapsData } = useRequestBuilder(NoteCollection, zapsSub);
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const zaps = (zapsData ?? [])
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.map(ev => parseZap(ev, System.ProfileLoader.Cache))
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.filter(z => z && z.valid && z.receiver === link.id);
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const sortedStreams = useMemo(() => {
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const sorted = [...streams];
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sorted.sort((a, b) => b.created_at - a.created_at);
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return sorted;
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}, [streams]);
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return {
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streams: sortedStreams,
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zaps,
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};
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}
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