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https://github.com/fluencelabs/examples
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Demo project for nodejs
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Pavel
245
js-sdk/node-example/src/_aqua/calc.ts
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245
js-sdk/node-example/src/_aqua/calc.ts
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/**
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*
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* This file is auto-generated. Do not edit manually: changes may be erased.
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* Generated by Aqua compiler: https://github.com/fluencelabs/aqua/.
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* If you find any bugs, please write an issue on GitHub: https://github.com/fluencelabs/aqua/issues
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* Aqua version: 0.2.0-SNAPSHOT
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*
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*/
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import { FluencePeer } from "@fluencelabs/fluence";
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import {
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ResultCodes,
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RequestFlow,
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RequestFlowBuilder,
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CallParams,
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} from "@fluencelabs/fluence/dist/internal/compilerSupport/v1";
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// Services
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export function registerCalc(service: {
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add: (n: number, callParams: CallParams<"n">) => Promise<void>;
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divide: (n: number, callParams: CallParams<"n">) => Promise<void>;
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getResult: (callParams: CallParams<null>) => Promise<number>;
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multiply: (n: number, callParams: CallParams<"n">) => Promise<void>;
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reset: (callParams: CallParams<null>) => Promise<void>;
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subtract: (n: number, callParams: CallParams<"n">) => Promise<void>;
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}): void;
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export function registerCalc(
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serviceId: string,
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service: {
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add: (n: number, callParams: CallParams<"n">) => Promise<void>;
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divide: (n: number, callParams: CallParams<"n">) => Promise<void>;
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getResult: (callParams: CallParams<null>) => Promise<number>;
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multiply: (n: number, callParams: CallParams<"n">) => Promise<void>;
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reset: (callParams: CallParams<null>) => Promise<void>;
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subtract: (n: number, callParams: CallParams<"n">) => Promise<void>;
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}
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): void;
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export function registerCalc(
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peer: FluencePeer,
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service: {
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add: (n: number, callParams: CallParams<"n">) => Promise<void>;
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divide: (n: number, callParams: CallParams<"n">) => Promise<void>;
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getResult: (callParams: CallParams<null>) => Promise<number>;
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multiply: (n: number, callParams: CallParams<"n">) => Promise<void>;
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reset: (callParams: CallParams<null>) => Promise<void>;
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subtract: (n: number, callParams: CallParams<"n">) => Promise<void>;
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}
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): void;
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export function registerCalc(
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peer: FluencePeer,
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serviceId: string,
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service: {
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add: (n: number, callParams: CallParams<"n">) => Promise<void>;
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divide: (n: number, callParams: CallParams<"n">) => Promise<void>;
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getResult: (callParams: CallParams<null>) => Promise<number>;
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multiply: (n: number, callParams: CallParams<"n">) => Promise<void>;
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reset: (callParams: CallParams<null>) => Promise<void>;
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subtract: (n: number, callParams: CallParams<"n">) => Promise<void>;
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}
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): void;
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export function registerCalc(...args) {
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let peer: FluencePeer;
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let serviceId;
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let service;
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if (args[0] instanceof FluencePeer) {
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peer = args[0];
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} else {
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peer = FluencePeer.default;
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}
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if (typeof args[0] === "string") {
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serviceId = args[0];
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} else if (typeof args[1] === "string") {
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serviceId = args[1];
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} else {
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serviceId = "calc";
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}
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if (!(args[0] instanceof FluencePeer) && typeof args[0] === "object") {
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service = args[0];
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} else if (typeof args[1] === "object") {
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service = args[1];
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} else {
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service = args[2];
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}
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peer.callServiceHandler.use(async (req, resp, next) => {
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if (req.serviceId !== serviceId) {
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await next();
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return;
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}
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if (req.fnName === "add") {
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const callParams = {
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...req.particleContext,
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tetraplets: {
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n: req.tetraplets[0],
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},
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};
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resp.retCode = ResultCodes.success;
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await service.add(req.args[0], callParams);
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resp.result = {};
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}
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if (req.fnName === "divide") {
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const callParams = {
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...req.particleContext,
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tetraplets: {
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n: req.tetraplets[0],
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},
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};
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resp.retCode = ResultCodes.success;
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await service.divide(req.args[0], callParams);
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resp.result = {};
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}
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if (req.fnName === "getResult") {
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const callParams = {
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...req.particleContext,
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tetraplets: {},
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};
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resp.retCode = ResultCodes.success;
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resp.result = await service.getResult(callParams);
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}
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if (req.fnName === "multiply") {
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const callParams = {
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...req.particleContext,
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tetraplets: {
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n: req.tetraplets[0],
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},
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};
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resp.retCode = ResultCodes.success;
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await service.multiply(req.args[0], callParams);
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resp.result = {};
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}
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if (req.fnName === "reset") {
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const callParams = {
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...req.particleContext,
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tetraplets: {},
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};
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resp.retCode = ResultCodes.success;
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await service.reset(callParams);
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resp.result = {};
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}
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if (req.fnName === "subtract") {
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const callParams = {
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...req.particleContext,
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tetraplets: {
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n: req.tetraplets[0],
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},
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};
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resp.retCode = ResultCodes.success;
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await service.subtract(req.args[0], callParams);
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resp.result = {};
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}
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await next();
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});
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}
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// Functions
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export async function demoCalculation(config?: {
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ttl?: number;
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}): Promise<number>;
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export async function demoCalculation(
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peer: FluencePeer,
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config?: { ttl?: number }
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): Promise<number>;
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export async function demoCalculation(...args) {
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let peer: FluencePeer;
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let config;
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if (args[0] instanceof FluencePeer) {
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peer = args[0];
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config = args[1];
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} else {
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peer = FluencePeer.default;
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config = args[0];
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}
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let request: RequestFlow;
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const promise = new Promise<number>((resolve, reject) => {
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const r = new RequestFlowBuilder()
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.disableInjections()
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.withRawScript(
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`
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(xor
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(seq
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(seq
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(seq
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(seq
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(seq
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(seq
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(call %init_peer_id% ("getDataSrv" "-relay-") [] -relay-)
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(call %init_peer_id% ("calc" "add") [10])
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)
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(call %init_peer_id% ("calc" "multiply") [5])
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)
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(call %init_peer_id% ("calc" "subtract") [8])
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)
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(call %init_peer_id% ("calc" "divide") [6])
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)
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(call %init_peer_id% ("calc" "getResult") [] res)
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)
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(xor
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(call %init_peer_id% ("callbackSrv" "response") [res])
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(call %init_peer_id% ("errorHandlingSrv" "error") [%last_error% 1])
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)
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)
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(call %init_peer_id% ("errorHandlingSrv" "error") [%last_error% 2])
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)
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`
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)
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.configHandler((h) => {
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h.on("getDataSrv", "-relay-", async () => {
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return peer.connectionInfo.connectedRelays[0] || null;
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});
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h.onEvent("callbackSrv", "response", async (args) => {
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const [res] = args;
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resolve(res);
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});
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h.onEvent("errorHandlingSrv", "error", async (args) => {
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const [err] = args;
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reject(err);
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});
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})
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.handleScriptError(reject)
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.handleTimeout(() => {
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reject("Request timed out for demoCalculation");
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});
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if (config && config.ttl) {
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r.withTTL(config.ttl);
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}
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request = r.build();
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});
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await peer.initiateFlow(request!);
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return promise;
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}
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44
js-sdk/node-example/src/index.ts
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44
js-sdk/node-example/src/index.ts
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@@ -0,0 +1,44 @@
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import { FluencePeer } from "@fluencelabs/fluence";
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import { registerCalc, demoCalculation } from "./_aqua/calc";
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class Calc {
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private _state: number = 0;
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async add(n: number) {
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this._state += n;
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}
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async subtract(n: number) {
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this._state -= n;
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}
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async multiply(n: number) {
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this._state *= n;
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}
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async divide(n: number) {
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this._state /= n;
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}
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async reset() {
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this._state = 0;
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}
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async getResult() {
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return this._state;
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}
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}
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async function main() {
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await FluencePeer.default.init();
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registerCalc(new Calc());
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const res = await demoCalculation();
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console.log("Calculation result is: ", res);
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await FluencePeer.default.uninit();
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}
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main();
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