import { Client, factory } from "@lumeweb/libkernel-universal"; import { hexToBuf } from "@siaweb/libweb"; export class SwarmClient extends Client { useDefaultSwarm; id = 0; get swarm() { return this.useDefaultSwarm ? undefined : this.id; } constructor(useDefaultDht = true) { super(); this.useDefaultSwarm = useDefaultDht; } async connect(pubkey) { if (typeof pubkey === "string") { const buf = hexToBuf(pubkey); pubkey = this.handleErrorOrReturn(buf); } const resp = this.callModuleReturn("connect", { pubkey, swarm: this.swarm, }); return createSocket(resp.id); } async init() { return this.callModuleReturn("init", { swarm: this.swarm }); } async ready() { await this.callModuleReturn("ready", { swarm: this.swarm }); this.connectModule("listenConnections", { swarm: this.swarm }, (socketId) => { this.emit("connection", createSocket(socketId)); }); } async addRelay(pubkey) { return this.callModuleReturn("addRelay", { pubkey, swarm: this.swarm }); } async removeRelay(pubkey) { return this.callModuleReturn("removeRelay", { pubkey, swarm: this.swarm }); } async clearRelays() { return this.callModuleReturn("clearRelays", { swarm: this.swarm }); } async getRelays() { return this.callModuleReturn("getRelays", { swarm: this.swarm }); } async join(topic) { this.callModule("join", { id: this.id, topic }); } } export class Socket extends Client { id; eventUpdates = {}; constructor(id) { super(); this.id = id; } on(event, fn, context) { const [update, promise] = this.connectModule("listenSocketEvent", { id: this.id, event: event }, (data) => { this.emit(event, data); }); this.trackEvent(event, update); promise.then(() => { this.off(event, fn); }); return super.on(event, fn, context); } off(event, fn, context, once) { const updates = [...this.eventUpdates[event]]; this.eventUpdates[event] = []; for (const func of updates) { func(); } return super.off(event, fn, context, once); } write(message) { this.callModule("write", { id: this.id, message }); } end() { this.callModule("socketExists", { id: this.id }).then(([exists]) => { if (exists) { this.callModule("close", { id: this.id }); } }); } ensureEvent(event) { if (!(event in this.eventUpdates)) { this.eventUpdates[event] = []; } } trackEvent(event, update) { this.ensureEvent(event); this.eventUpdates[event].push(update); } } const MODULE = "_A7ClA0mSa1-Pg5c4V3C0H_fnhAFjgccITYT83Euc7t_9A"; export const createClient = factory(SwarmClient, MODULE); const createSocket = factory(Socket, MODULE);