1.3.0-beta.1: introduce typescript, webpack, better overall browser support, deprecate assert calls

src/util/requestUtils.ts

@@ -0,0 +1,59 @@
+import { createHmac } from 'crypto';
+
+export interface RestClientInverseOptions {
+  // override the max size of the request window (in ms)
+  recv_window?: number;
+
+  // how often to sync time drift with bybit servers
+  sync_interval_ms?: number | string;
+
+  // Default: false. Disable above sync mechanism if true.
+  disable_time_sync?: boolean;
+
+  // Default: false. If true, we'll throw errors if any params are undefined
+  strict_param_validation?: boolean;
+
+  // Optionally override API protocol + domain
+  // e.g 'https://api.bytick.com'
+  baseUrl?: string;
+
+  // Default: true. whether to try and post-process request exceptions.
+  parse_exceptions?: boolean;
+}
+
+export type GenericAPIResponse = Promise<any>;
+
+export function signMessage(message: string, secret: string): string {
+  return createHmac('sha256', secret)
+    .update(message)
+    .digest('hex');
+};
+
+export function serializeParams(params: object = {}, strict_validation = false): string {
+  return Object.keys(params)
+    .sort()
+    .map(key => {
+      const value = params[key];
+      if (strict_validation === true && typeof value === 'undefined') {
+        throw new Error('Failed to sign API request due to undefined parameter');
+      }
+      return `${key}=${value}`;
+    })
+    .join('&');
+};
+
+export function getBaseRESTInverseUrl(useLivenet?: boolean, restInverseOptions?: RestClientInverseOptions) {
+  const baseUrlsInverse = {
+    livenet: 'https://api.bybit.com',
+    testnet: 'https://api-testnet.bybit.com'
+  };
+
+  if (restInverseOptions?.baseUrl) {
+    return restInverseOptions.baseUrl;
+  }
+
+  if (useLivenet === true) {
+    return baseUrlsInverse.livenet;
+  }
+  return baseUrlsInverse.testnet;
+}