*rewrite for new design
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11
package.json
11
package.json
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@ -4,14 +4,11 @@
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"type": "module",
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"main": "dist/index.js",
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"dependencies": {
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"buffer": "^6.0.3",
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"events": "^3.3.0",
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"libkernel": "^0.1.43",
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"libkmodule": "^0.2.44",
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"libskynet": "^0.0.62"
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"@lumeweb/libkernel-universal": "git+https://git.lumeweb.com/LumeWeb/libkernel-universal.git",
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"@siaweb/libweb": "git+https://git.lumeweb.com/LumeWeb/libsiaweb.git"
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},
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"devDependencies": {
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"@types/node": "^18.0.6",
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"prettier": "^2.7.1"
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"@types/node": "^18.11.18",
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"prettier": "^2.8.3"
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}
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}
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150
src/index.ts
150
src/index.ts
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@ -1,132 +1,56 @@
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import { EventEmitter } from "events";
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import { DataFn, ErrTuple } from "libskynet";
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import { Buffer } from "buffer";
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import { Client, factory } from "@lumeweb/libkernel-universal";
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import { hexToBuf, DataFn, ErrTuple } from "@siaweb/libweb";
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const DHT_MODULE = "AQD1IgE4lTZkq1fqdoYGojKRNrSk0YQ_wrHbRtIiHDrnow";
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let callModule: any, connectModule: any;
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async function loadLibs() {
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if (callModule && connectModule) {
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return;
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}
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if (typeof window !== "undefined" && window?.document) {
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const pkg = await import("libkernel");
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callModule = pkg.callModule;
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connectModule = pkg.connectModule;
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} else {
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const pkg = await import("libkmodule");
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callModule = pkg.callModule;
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connectModule = pkg.connectModule;
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}
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}
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export class DHT {
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private useDefaultDht: boolean;
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export class SwarmClient extends Client {
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private useDefaultSwarm: boolean;
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private id: number = 0;
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constructor(useDefaultDht = true) {
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this.useDefaultDht = useDefaultDht;
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get swarm(): number | undefined {
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return this.useDefaultSwarm ? undefined : this.id;
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}
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public async connect(pubkey: string): Promise<Socket> {
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await this.setup();
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const dht = !this.useDefaultDht ? this.id : undefined;
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const [resp, err] = await callModule(DHT_MODULE, "connect", {
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pubkey,
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dht,
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});
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if (err) {
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throw new Error(err);
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constructor(useDefaultDht = true) {
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super();
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this.useDefaultSwarm = useDefaultDht;
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}
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return new Socket(resp.id);
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public async connect(pubkey: string | Uint8Array): Promise<Socket> {
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if (typeof pubkey === "string") {
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const buf = hexToBuf(pubkey);
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pubkey = this.handleErrorOrReturn(buf);
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}
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const resp = this.callModuleReturn("connect", {
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pubkey,
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swarm: this.swarm,
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}) as any;
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return createSocket(resp.id);
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}
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async ready(): Promise<ErrTuple> {
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await this.setup();
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const dht = !this.useDefaultDht ? this.id : undefined;
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return callModule(DHT_MODULE, "ready", { dht });
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const dht = !this.useDefaultSwarm ? this.id : undefined;
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return this.callModuleReturn("ready", { swarm: this.swarm });
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}
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public async addRelay(pubkey: string): Promise<void> {
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await this.setup();
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const dht = !this.useDefaultDht ? this.id : undefined;
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const [, err] = await callModule(DHT_MODULE, "addRelay", { pubkey, dht });
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if (err) {
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throw new Error(err);
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}
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return this.callModuleReturn("addRelay", { pubkey, swarm: this.swarm });
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}
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public async removeRelay(pubkey: string): Promise<void> {
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await this.setup();
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const dht = !this.useDefaultDht ? this.id : undefined;
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const [, err] = await callModule(DHT_MODULE, "removeRelay", {
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pubkey,
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dht,
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});
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if (err) {
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throw new Error(err);
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}
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return this.callModuleReturn("removeRelay", { pubkey, swarm: this.swarm });
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}
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public async clearRelays(): Promise<void> {
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await this.setup();
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const dht = !this.useDefaultDht ? this.id : undefined;
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await callModule(DHT_MODULE, "clearRelays", { dht });
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return this.callModuleReturn("clearRelays", { swarm: this.swarm });
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}
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public async getRelays(): Promise<string[]> {
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await this.setup();
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const [list, err] = await callModule(DHT_MODULE, "getRelays");
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if (err) {
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throw new Error(err);
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}
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return list;
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}
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public async getRelayServers(): Promise<string[]> {
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await this.setup();
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const [list, err] = await callModule(DHT_MODULE, "getRelayServers");
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if (err) {
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throw new Error(err);
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}
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return list;
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}
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private async create() {
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await loadLibs();
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if (this.useDefaultDht || this.id > 0) {
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return Promise.resolve();
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}
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const [dht, err] = await callModule(DHT_MODULE, "openDht");
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if (err) {
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throw new Error(err);
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}
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this.id = dht.dht;
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}
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public async close(): Promise<boolean> {
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await this.setup();
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if (this.useDefaultDht) {
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return false;
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}
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const [, err] = await callModule(DHT_MODULE, "closeDht", { dht: this.id });
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if (err) {
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throw new Error(err);
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}
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return true;
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}
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private async setup() {
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await loadLibs();
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await this.create();
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return this.callModuleReturn("getRelays", { swarm: this.swarm });
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}
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}
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export class Socket extends EventEmitter {
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export class Socket extends Client {
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private id: number;
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private eventUpdates: { [event: string]: DataFn[] } = {};
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@ -136,8 +60,7 @@ export class Socket extends EventEmitter {
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}
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on(eventName: string, listener: (...args: any[]) => void): this {
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const [update, promise] = connectModule(
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DHT_MODULE,
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const [update, promise] = this.connectModule(
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"listenSocketEvent",
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{ id: this.id, event: eventName },
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(data: any) => {
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@ -150,7 +73,7 @@ export class Socket extends EventEmitter {
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this.off(eventName, listener);
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});
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return super.on(eventName, listener);
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return super.on(eventName, listener) as this;
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}
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off(type: string, listener: any): this {
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@ -163,14 +86,14 @@ export class Socket extends EventEmitter {
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}
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write(message: string | Buffer): void {
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callModule(DHT_MODULE, "write", { id: this.id, message });
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this.callModule("write", { id: this.id, message });
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}
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end(): void {
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callModule(DHT_MODULE, "socketExists", { id: this.id }).then(
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this.callModule("socketExists", { id: this.id }).then(
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([exists]: ErrTuple) => {
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if (exists) {
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callModule(DHT_MODULE, "close", { id: this.id });
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this.callModule("close", { id: this.id });
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}
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}
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);
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@ -187,3 +110,8 @@ export class Socket extends EventEmitter {
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this.eventUpdates[event].push(update);
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}
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}
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const MODULE = "_A73ORX4dxSkt7Cv8v6gtbV0W5EsLrdZX6SywPdSTFBPEg";
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export const createClient = factory<SwarmClient>(SwarmClient, MODULE);
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const createSocket = factory<Socket>(Socket, MODULE);
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