feat(js-sdk): create private auth and order api (#66)

Author: agustinustheo

js/.gitignore

@@ -0,0 +1,30 @@
+node_modules
+dist
+*.log
+.vscode/**
+!.vscode/extensions.json
+.idea
+coverage
+.DS_Store
+*.tsbuildinfo
+.cache
+fiddle/build/
+packages/core/mitosis-build
+.history
+.pnp.*
+.yarn
+**/.yarn/*
+!**/.yarn/patches
+!**/.yarn/plugins
+!**/.yarn/releases
+!**/.yarn/sdks
+!**/.yarn/versions
+
+examples/**/output
+e2e/**/output
+packages/e2e-*/**
+**/test-results/
+**/playwright-report/
+
+packages/**/dist/
+packages/**/src/

js/lerna.json

@@ -0,0 +1,8 @@
+{
+  "packages": [
+    "packages/*"
+  ],
+  "npmClient": "yarn",
+  "useWorkspaces": true,
+  "version": "1.0.0"
+}

js/package.json

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+{
+  "name": "root",
+  "version": "1.0.0",
+  "description": "Bitwyre's Software Development Kit - Algorithmic Trading",
+  "private": true,
+  "scripts": {
+    "lerna": "lerna"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/bitwyre/sdk.git"
+  },
+  "keywords": [
+    "sdk",
+    "algorithmic",
+    "trading",
+    "cryptocurrency"
+  ],
+  "author": "Agustinus Theodorus",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/bitwyre/sdk/issues"
+  },
+  "workspaces": [
+    "packages/*"
+  ],
+  "homepage": "https://github.com/bitwyre/sdk#readme",
+  "dependencies": {
+    "lerna": "^5.5.4"
+  }
+}

js/packages/private/authentication.ts

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+import crypto from 'crypto';
+import axios from 'axios';
+
+export interface SignData {
+    nonce: number;
+    checksum: string;
+    signature: string;
+}
+
+export async function getNonce(): Promise<number> {
+    const res = await axios.get('https://api.bitwyre.com/public/time');
+    return res.data.result.unixtime;
+}
+
+export function getChecksum(payload: string): string {
+    const temp = JSON.stringify(payload);
+    const temp2 = JSON.stringify(temp);
+    return crypto.createHash('sha256').update(temp2).digest('hex');
+}
+
+export function getNonceChecksum(nonce: string, checksum: string): string {
+    return crypto.createHash('sha256').update(nonce.concat(checksum)).digest('hex');
+}
+
+export async function sign(secretKey: string, uriPath: string, payload: string): Promise<SignData> {
+    const nonce: number = await getNonce();
+    
+    const checksum: string = getChecksum(payload);
+    const nonceChecksum = getNonceChecksum(nonce.toString(), checksum);
+    const data = uriPath.concat(nonceChecksum);
+    const signature = crypto.createHmac('sha512', secretKey)
+        .update(data)
+        .digest('hex');
+
+    return {
+        nonce: nonce,
+        checksum: checksum,
+        signature: signature,
+    }
+}

js/packages/private/examples/main.ts

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+import { spotBalance } from "../spot";
+
+async function main () {
+    try{
+        const res = await spotBalance(
+            `https://api.bitwyre.com`,
+            '',
+            '',
+        );
+        return res.data;
+    }
+    catch(e: any) {
+        console.log(e.response.data);
+    }
+}
+
+main()
+    .then();

js/packages/private/index.ts

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+export * from "./authentication";

js/packages/private/package.json

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+{
+  "name": "@bitwyre-sdk/private",
+  "version": "1.0.0",
+  "description": "Bitwyre's Software Development Kit - Algorithmic Trading",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/bitwyre/sdk.git"
+  },
+  "keywords": [
+    "sdk",
+    "algorithmic",
+    "trading",
+    "cryptocurrency"
+  ],
+  "author": "Agustinus Theodorus",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/bitwyre/sdk/issues"
+  },
+  "homepage": "https://github.com/bitwyre/sdk#readme",
+  "dependencies": {
+    "@types/sha256": "^0.2.0",
+    "axios": "^1.0.0",
+    "crypto": "^1.0.1"
+  },
+  "devDependencies": {
+    "@types/node": "^18.8.2",
+    "typescript": "^4.8.4"
+  }
+}

js/packages/private/spot.ts

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+import axios from 'axios';
+import { sign, SignData } from './authentication';
+
+export async function spotBalance(baseUrl: string, apiKey: string, secretKey: string, page?: number, perPage?: number, usePagination: boolean = false, asset: string  = "") {
+    const payload = "";
+    const uriPath: string = "/private/account/spotbalance";
+    const signData: SignData = await sign(secretKey, uriPath, payload);
+    
+    return await axios.get(uriPath, {
+        baseURL: baseUrl,
+        params: {
+            "nonce": signData.nonce,
+            "checksum": signData.checksum,
+            "payload": payload
+        },
+        headers: {
+            "API-Key": apiKey,
+            "API-Sign": signData.signature
+        }
+    });
+}