67 lines
2.0 KiB
JavaScript
67 lines
2.0 KiB
JavaScript
import { callModule as callModuleKernel, connectModule as connectModuleKernel, } from "libkernel";
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import { callModule as callModuleModule, connectModule as connectModuleModule, } from "libkmodule";
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import { EventEmitter } from "events";
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const DHT_MODULE = "AQD1IgE4lTZkq1fqdoYGojKRNrSk0YQ_wrHbRtIiHDrnow";
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let callModule, connectModule;
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if (window.document) {
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callModule = callModuleKernel;
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connectModule = connectModuleKernel;
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}
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else {
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callModule = callModuleModule;
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connectModule = connectModuleModule;
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}
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export class DHT {
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async connect(pubkey) {
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const [resp, err] = await callModule(DHT_MODULE, "connect", { pubkey });
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if (err) {
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throw err;
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}
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return new Socket(resp.id);
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}
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async ready() {
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return callModule(DHT_MODULE, "ready");
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}
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}
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export class Socket extends EventEmitter {
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id;
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eventUpdates = {};
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constructor(id) {
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super();
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this.id = id;
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}
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on(eventName, listener) {
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const [update, promise] = connectModule(DHT_MODULE, "listenSocketEvent", { id: this.id, event: eventName }, (data) => {
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this.emit(eventName, data);
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});
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this.trackEvent(eventName, update);
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promise.then(() => {
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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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}
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off(type, listener) {
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const updates = [...this.eventUpdates[type]];
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this.eventUpdates[type] = [];
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for (const func of updates) {
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func({ action: "off" });
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}
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return super.off(type, listener);
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}
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write(message) {
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callModule(DHT_MODULE, "write", { id: this.id, message });
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}
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end() {
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callModule(DHT_MODULE, "close", { id: this.id });
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}
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ensureEvent(event) {
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if (!(event in this.eventUpdates)) {
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this.eventUpdates[event] = [];
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}
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}
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trackEvent(event, update) {
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this.ensureEvent(event);
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this.eventUpdates[event].push(update);
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}
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}
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