dht-cache/dist/index.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const dhtOnlineBase_js_1 = __importDefault(require("./dhtOnlineBase.js"));
const dht_flood_1 = __importDefault(require("@lumeweb/dht-flood"));
const DISCONNECT_SMOOTH = 500;
class DHTOnline extends dhtOnlineBase_js_1.default {
    flood;
    swarm;
    constructor(swarm, { id = swarm.keyPair.publicKey, data = {}, protocol = undefined, ...opts } = {}) {
        super(id, opts);
        this.flood = new dht_flood_1.default({ id, swarm, protocol, ...opts });
        this.swarm = swarm;
        this.flood.on("peer-open", (peer) => this.handlePeerAdd(peer));
        this.flood.on("peer-remove", (peer) => this.handlePeerRemove(peer));
        this.flood.on("message", (message, id) => this.onGetBroadcast(message, id));
        this.swarm.on("connection", (peer) => this.flood.send(peer, Buffer.from("hello"), 0));
        this.data = data;
        [...this.swarm.peers.values()].forEach(this.handlePeerAdd.bind(this));
    }
    handlePeerAdd(peer) {
        const id = peer.remotePublicKey;
        this.onAddPeer(id);
    }
    handlePeerRemove(peer) {
        const id = peer.remotePublicKey;
        // Wait for a bit and check if we're still disconnected before removing the peer
        setTimeout(() => {
            if (this.swarm._allConnections.has(id)) {
                return;
            }
            this.onRemovePeer(id);
        }, DISCONNECT_SMOOTH);
    }
    broadcast(message, ttl) {
        this.flood.broadcast(message, ttl);
    }
}
exports.default = DHTOnline;