feat!: Replace old fluence-js with JS Client (#425)

js-client-examples/node-example/.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# production
+/build
+
+/dist
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+
+# fluence
+
+src/_aqua/*
+.fluence/

js-client-examples/node-example/.prettierrc.cjs

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+module.exports = {
+    semi: true,
+    trailingComma: 'all',
+    singleQuote: true,
+    printWidth: 120,
+    tabWidth: 4,
+    useTabs: false,
+};

js-client-examples/node-example/aqua/calc.aqua

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+service Calc("calc"):
+    add(n: f32)
+    subtract(n: f32)
+    multiply(n: f32)
+    divide(n: f32)
+    reset()
+    getResult() -> f32
+

js-client-examples/node-example/aqua/demo-calculation.aqua

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+import "./calc.aqua"
+
+const PEER ?= "12D3KooWKETqJdR26urWDbkRAVRdPQhcYNSJNGMBTn1zuE9kjQmo"
+const RELAY ?= "12D3KooWSD5PToNiLQwKDXsu8JSysCwUt8BVUJEqCHcDe7P5h45e"
+
+func demoCalculation() -> f32:
+    on PEER via RELAY:
+        Calc.add(10)
+        Calc.multiply(5)
+        Calc.subtract(8)
+        Calc.divide(6)
+        res <- Calc.getResult()
+    <- res

js-client-examples/node-example/jest.config.cjs

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+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+    extensionsToTreatAsEsm: ['.ts'],
+    moduleNameMapper: {
+        '^(\\.{1,2}/.*)\\.js$': '$1',
+    },
+    testPathIgnorePatterns: ['dist'],
+    transform: {
+        '^.+\\.tsx?$': [
+            'ts-jest',
+            {
+                useESM: true,
+            },
+        ],
+    },
+};

js-client-examples/node-example/package.json

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+{
+    "name": "node-example",
+    "version": "1.0.0",
+    "description": "",
+    "main": "index.js",
+    "type": "module",
+    "scripts": {
+        "prestart": "npm run compile-aqua",
+        "prebuild": "npm run compile-aqua",
+        "start": "node --loader ts-node/esm ./src/index.ts",
+        "build": "tsc",
+        "test": "jest",
+        "compile-aqua": "fluence aqua -i ./aqua/ -o ./src/_aqua",
+        "watch-aqua": "fluence aqua -w -i ./aqua/ -o ./src/_aqua"
+    },
+    "author": "",
+    "license": "ISC",
+    "devDependencies": {
+        "@fluencelabs/cli": "0.2.41",
+        "ts-node": "10.9.1",
+        "@types/jest": "29.4.0",
+        "jest": "29.4.1",
+        "ts-jest": "29.0.5"
+    },
+    "dependencies": {
+        "@fluencelabs/js-client.api": "0.11.2",
+        "@fluencelabs/js-client.node": "0.6.4",
+        "@fluencelabs/fluence-network-environment": "1.0.14"
+    }
+}

js-client-examples/node-example/run_calculation.sh

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+#! /bin/bash
+
+npx fluence run -i ./aqua/demo-calculation.aqua -f 'demoCalculation()'

js-client-examples/node-example/src/__test__/test.spec.ts

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+import { justStop, runServer } from '../main.js';
+import { demoCalculation } from '../_aqua/demo-calculation.js';
+
+describe('smoke test', () => {
+    it('should work', async () => {
+        try {
+            await runServer();
+
+            const res = await demoCalculation();
+
+            expect(res).toBe(7);
+        } finally {
+            await justStop();
+        }
+    }, 15000);
+});

js-client-examples/node-example/src/index.ts

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+import { runServer, waitForKeypressAndStop } from './main.js';
+
+runServer()
+    .then(waitForKeypressAndStop)
+    .catch((e) => console.error('error: ', e));

js-client-examples/node-example/src/main.ts

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+import '@fluencelabs/js-client.node';
+import { Fluence } from '@fluencelabs/js-client.api';
+import { kras } from '@fluencelabs/fluence-network-environment';
+import { registerCalc, CalcDef } from './_aqua/calc.js';
+
+class Calc implements CalcDef {
+    private _state: number = 0;
+
+    add(n: number) {
+        this._state += n;
+    }
+
+    subtract(n: number) {
+        this._state -= n;
+    }
+
+    multiply(n: number) {
+        this._state *= n;
+    }
+
+    divide(n: number) {
+        this._state /= n;
+    }
+
+    reset() {
+        this._state = 0;
+    }
+
+    getResult() {
+        return this._state;
+    }
+}
+
+const relay = kras[0];
+
+// generated with `npx aqua create_keypair`
+const skBase64 = 'tOpsT08fvYMnRypj3VtSoqWMN5W/AptKsP39yanlkg4=';
+
+export async function runServer() {
+    const skBytes = Buffer.from(skBase64, 'base64');
+
+    await Fluence.connect(relay, {
+        keyPair: {
+            type: 'Ed25519',
+            source: Uint8Array.from(skBytes),
+        },
+    });
+
+    registerCalc(new Calc());
+
+    const client = await Fluence.getClient();
+
+    console.log('application started');
+    console.log('peer id is: ', client.getPeerId());
+    console.log('relay is: ', client.getRelayPeerId());
+    console.log('press any key to quit...');
+}
+
+export async function justStop() {
+    await Fluence.disconnect();
+}
+
+export async function waitForKeypressAndStop() {
+    process.stdin.setRawMode(true);
+    process.stdin.resume();
+    process.stdin.on('data', async () => {
+        await Fluence.disconnect();
+        process.exit(0);
+    });
+}

js-client-examples/node-example/tsconfig.json

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+{
+    "compilerOptions": {
+        "lib": ["es2015", "dom"],
+        "outDir": "./dist/",
+        "target": "ESNext",
+        "module": "ESNext",
+        "strict": true,
+        "esModuleInterop": true,
+        "skipLibCheck": true,
+        "forceConsistentCasingInFileNames": true,
+        "declaration": true,
+        "declarationMap": false,
+        "sourceMap": true,
+        "moduleResolution": "nodenext"
+    },
+    "exclude": ["node_modules", "dist"],
+    "include": ["src"]
+}