rpc-client/src/network.ts

148 lines
2.8 KiB
TypeScript

import WisdomRpcQuery from "./query/wisdom.js";
// @ts-ignore
import DHT from "@hyperswarm/dht";
import StreamingRpcQuery from "./query/streaming.js";
import { RpcQueryOptions, StreamHandlerFunction } from "./types.js";
import SimpleRpcQuery from "./query/simple.js";
export default class RpcNetwork {
constructor(dht = new DHT()) {
this._dht = dht;
}
private _dht: typeof DHT;
get dht() {
return this._dht;
}
private _majorityThreshold = 0.75;
get majorityThreshold(): number {
return this._majorityThreshold;
}
set majorityThreshold(value: number) {
this._majorityThreshold = value;
}
private _queryTimeout = 30;
get queryTimeout(): number {
return this._queryTimeout;
}
set queryTimeout(value: number) {
this._queryTimeout = value;
}
private _relayTimeout = 2;
get relayTimeout(): number {
return this._relayTimeout;
}
set relayTimeout(value: number) {
this._relayTimeout = value;
}
private _relays: string[] = [];
get relays(): string[] {
return this._relays;
}
private _ready?: Promise<void>;
get ready(): Promise<void> {
if (!this._ready) {
this._ready = this._dht.ready() as Promise<void>;
}
return this._ready;
}
private _bypassCache: boolean = false;
get bypassCache(): boolean {
return this._bypassCache;
}
set bypassCache(value: boolean) {
this._bypassCache = value;
}
public addRelay(pubkey: string): void {
this._relays.push(pubkey);
this._relays = [...new Set(this._relays)];
}
public removeRelay(pubkey: string): boolean {
if (!this._relays.includes(pubkey)) {
return false;
}
delete this._relays[this._relays.indexOf(pubkey)];
this._relays = Object.values(this._relays);
return true;
}
public clearRelays(): void {
this._relays = [];
}
public wisdomQuery(
method: string,
module: string,
data: object | any[] = {},
bypassCache: boolean = false,
options: RpcQueryOptions = {}
): WisdomRpcQuery {
return new WisdomRpcQuery(
this,
{
method,
module,
data,
bypassCache: bypassCache || this._bypassCache,
},
options
);
}
public streamingQuery(
relay: Buffer | string,
method: string,
module: string,
streamHandler: StreamHandlerFunction,
data: object | any[] = {},
options: RpcQueryOptions = {}
): StreamingRpcQuery {
return new StreamingRpcQuery(
this,
relay,
{ method, module, data },
{ streamHandler, ...options }
);
}
public simpleQuery(
relay: Buffer | string,
method: string,
module: string,
data: object | any[] = {},
options: RpcQueryOptions = {}
): SimpleRpcQuery {
return new SimpleRpcQuery(
this,
relay,
{
method,
module,
data,
},
options
);
}
}