delete usePeers:
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@ -4,6 +4,5 @@ export { useCreateContentPair } from "./useCreateContentPair";
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export { useCreateLightNode } from "./useCreateWaku";
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export { useFilterMessages } from "./useFilterMessages";
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export { useLightPush } from "./useLightPush";
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export { usePeers } from "./usePeers";
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export { useStoreMessages } from "./useStoreMessages";
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export { LightNodeProvider, useWaku } from "./WakuProvider";
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@ -1,71 +0,0 @@
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import React from "react";
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import type {
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Peer,
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PeerProtocolsChangeData,
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} from "@libp2p/interface-peer-store";
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import type { Waku } from "@waku/interfaces";
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type UsePeersParams = {
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node: undefined | Waku;
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};
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type UsePeersResults = {
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storePeers?: undefined | Peer[];
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filterPeers?: undefined | Peer[];
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lightPushPeers?: undefined | Peer[];
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peerExchangePeers?: undefined | Peer[];
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};
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/**
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* Hook returns map of peers for different protocols.
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* If protocol is not implemented on the node peers are undefined.
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* @example
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* const { storePeers } = usePeers({ node });
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* @param {Waku} params.node - Waku node, if not set then no peers will be returned
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* @returns {Object} map of peers, if some of the protocols is not implemented then undefined
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*/
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export const usePeers = (params: UsePeersParams): UsePeersResults => {
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const { node } = params;
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const [peers, setPeers] = React.useState<UsePeersResults>({});
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React.useEffect(() => {
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if (!node) {
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return;
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}
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const listener = async (_event: CustomEvent<PeerProtocolsChangeData>) => {
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const peers = await Promise.all([
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handleCatch(node?.store?.peers()),
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handleCatch(node?.filter?.peers()),
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handleCatch(node?.lightPush?.peers()),
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handleCatch(node?.peerExchange?.peers()),
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]);
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setPeers({
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storePeers: peers[0],
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filterPeers: peers[1],
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lightPushPeers: peers[2],
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peerExchangePeers: peers[3],
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});
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};
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node.libp2p.peerStore.addEventListener("change:protocols", listener);
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return () => {
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node.libp2p.peerStore.removeEventListener("change:protocols", listener);
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};
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}, [node, setPeers]);
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return peers;
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};
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// TODO: handle error in case fetching of peers failed
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function handleCatch(promise?: Promise<Peer[]>): Promise<Peer[] | undefined> {
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if (!promise) {
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return Promise.resolve(undefined);
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}
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return promise.catch((_) => {
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return undefined;
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});
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}
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