fix(): imports missing extension, add eslint plugin for enforcing ext…

…ensions

.eslintrc.cjs

@@ -5,10 +5,15 @@ module.exports = {
     tsconfigRootDir: __dirname,
     sourceType: 'module',
   },
-  plugins: ['@typescript-eslint/eslint-plugin', 'simple-import-sort'],
+  plugins: [
+    '@typescript-eslint/eslint-plugin',
+    'simple-import-sort',
+    'require-extensions',
+  ],
   extends: [
     'plugin:@typescript-eslint/recommended',
     'plugin:prettier/recommended',
+    'plugin:require-extensions/recommended',
   ],
   root: true,
   env: {

.github/workflows/e2etest.yml

@@ -27,7 +27,10 @@ jobs:
       - name: Install
         run: npm ci --ignore-scripts
 
-      - name: Build
+      - name: Check Lint
+        run: npx eslint src
+
+      - name: Check Build
         run: npm run build
 
       - name: Test

examples/spot/submitMarketOrder.ts

@@ -1,4 +1,4 @@
-import { RestClient } from '../../src'; // For an easy demonstration, import from the src dir. Normally though, see below to import from the npm installed version instead.
+import { RestClient } from '../../src/index.js'; // For an easy demonstration, import from the src dir. Normally though, see below to import from the npm installed version instead.
 // import { RestClient } from 'gateio-api'; // Import the RestClient from the published version of this SDK, installed via NPM (npm install gateio-api)
 
 // Define the account object with API key and secret
@@ -9,8 +9,8 @@ const account = {
 
 // Initialize the RestClient with the API credentials
 const gateRestClient = new RestClient({
-  apiKey: account.key,
-  apiSecret: account.secret,
+  apiKey: 'yourkeyhere',
+  apiSecret: 'yoursecrethere',
 });
 
 async function submitSpotOrder() {

package.json

@@ -39,6 +39,7 @@
     "eslint": "^8.29.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-prettier": "^5.1.3",
+    "eslint-plugin-require-extensions": "^0.1.3",
     "eslint-plugin-simple-import-sort": "^12.0.0",
     "jest": "^29.7.0",
     "ts-jest": "^29.1.2",

src/WebsocketClient.ts

@@ -17,7 +17,7 @@ import {
   WsMarket,
   WsTopicRequest,
 } from './lib/websocket/websocket-util.js';
-import { DeferredPromise } from './lib/websocket/WsStore.types.js';
+import { WSConnectedResult } from './lib/websocket/WsStore.types.js';
 import {
   WSAPIRequest,
   WsOperation,
@@ -43,7 +43,7 @@ export class WebsocketClient extends BaseWebsocketClient<WsKey> {
    *
    * Returns array of promises that individually resolve when each connection is successfully opened.
    */
-  public connectAll(): (DeferredPromise['promise'] | undefined)[] {
+  public connectAll(): Promise<WSConnectedResult | undefined>[] {
     return [
       this.connect(WS_KEY_MAP.spotV4),
       this.connect(WS_KEY_MAP.perpFuturesUSDTV4),
@@ -254,15 +254,11 @@ export class WebsocketClient extends BaseWebsocketClient<WsKey> {
         wsKey,
       });
       if (!wsKey) {
-        throw new Error(
-          'Cannot send PONG due to no known websocket for this wsKey',
-        );
+        throw new Error('Cannot send PONG, no wsKey provided');
       }
       const wsState = this.getWsStore().get(wsKey);
       if (!wsState || !wsState?.ws) {
-        throw new Error(
-          `${wsKey} socket not connected yet, call "connectAll()" first then try again when the "open" event arrives`,
-        );
+        throw new Error(`Cannot send pong, ${wsKey} socket not connected yet`);
       }
 
       // Send a protocol layer pong
@@ -422,6 +418,12 @@ export class WebsocketClient extends BaseWebsocketClient<WsKey> {
           `!! Unhandled string event type "${eventAction}. Defaulting to "update" channel...`,
           parsed,
         );
+      } else {
+        // TODO: test meee
+        this.logger.error(
+          `!! Unhandled non-string event type "${eventAction}. Defaulting to "update" channel...`,
+          parsed,
+        );
       }
 
       results.push({

src/lib/BaseWSClient.ts

@@ -15,7 +15,7 @@ import {
 } from './websocket/websocket-util.js';
 import { WsStore } from './websocket/WsStore.js';
 import {
-  DeferredPromise,
+  WSConnectedResult,
   WsConnectionStateEnum,
 } from './websocket/WsStore.types.js';
 
@@ -169,7 +169,7 @@ export abstract class BaseWebsocketClient<
   /**
    * Request connection of all dependent (public & private) websockets, instead of waiting for automatic connection by library
    */
-  protected abstract connectAll(): (DeferredPromise['promise'] | undefined)[];
+  protected abstract connectAll(): Promise<WSConnectedResult | undefined>[];
 
   protected isPrivateWsKey(wsKey: TWSKey): boolean {
     return this.getPrivateWSKeys().includes(wsKey);
@@ -221,10 +221,8 @@ export abstract class BaseWebsocketClient<
       WsConnectionStateEnum.CONNECTED,
     );
 
-    // TODO: test this, spam loads of subscribe topic calls in intervals (and add a log line on this logic)
     const isConnectionInProgress =
-      this.wsStore.isConnectionState(wsKey, WsConnectionStateEnum.CONNECTING) ||
-      this.wsStore.isConnectionState(wsKey, WsConnectionStateEnum.RECONNECTING);
+      this.wsStore.isConnectionAttemptInProgress(wsKey);
 
     // start connection process if it hasn't yet begun. Topics are automatically subscribed to on-connect
     if (!isConnected && !isConnectionInProgress) {
@@ -362,19 +360,17 @@ export abstract class BaseWebsocketClient<
    */
   protected async connect(
     wsKey: TWSKey,
-  ): Promise<DeferredPromise['promise'] | undefined> {
+  ): Promise<WSConnectedResult | undefined> {
     try {
       if (this.wsStore.isWsOpen(wsKey)) {
         this.logger.error(
           'Refused to connect to ws with existing active connection',
           { ...WS_LOGGER_CATEGORY, wsKey },
         );
-        return this.wsStore.getConnectionInProgressPromise(wsKey);
+        return { wsKey };
       }
 
-      if (
-        this.wsStore.isConnectionState(wsKey, WsConnectionStateEnum.CONNECTING)
-      ) {
+      if (this.wsStore.isConnectionAttemptInProgress(wsKey)) {
         this.logger.error(
           'Refused to connect to ws, connection attempt already active',
           { ...WS_LOGGER_CATEGORY, wsKey },
@@ -459,7 +455,6 @@ export abstract class BaseWebsocketClient<
         ...WS_LOGGER_CATEGORY,
         wsKey,
       });
-      // TODO:!
 
       const request = await this.getWsAuthRequestEvent(wsKey);
 
@@ -473,10 +468,7 @@ export abstract class BaseWebsocketClient<
 
   private reconnectWithDelay(wsKey: TWSKey, connectionDelayMs: number) {
     this.clearTimers(wsKey);
-    if (
-      this.wsStore.getConnectionState(wsKey) !==
-      WsConnectionStateEnum.CONNECTING
-    ) {
+    if (!this.wsStore.isConnectionAttemptInProgress(wsKey)) {
       this.setWsState(wsKey, WsConnectionStateEnum.RECONNECTING);
     }
 

src/lib/requestUtils.ts

@@ -1,6 +1,6 @@
 import WebSocket from 'isomorphic-ws';
 
-import { GateBaseUrlKey } from '../types/shared';
+import { GateBaseUrlKey } from '../types/shared.js';
 
 export interface RestClientOptions {
   /** Your API key */

src/lib/websocket/WsStore.ts

@@ -3,6 +3,7 @@ import WebSocket from 'isomorphic-ws';
 import { DefaultLogger } from '../logger.js';
 import {
   DeferredPromise,
+  WSConnectedResult,
   WsConnectionStateEnum,
   WsStoredState,
 } from './WsStore.types.js';
@@ -254,7 +255,7 @@ export class WsStore<
   /** Get promise designed to track a connection attempt in progress. Resolves once connected. */
   getConnectionInProgressPromise(
     wsKey: WsKey,
-  ): DeferredPromise<unknown> | undefined {
+  ): DeferredPromise<WSConnectedResult> | undefined {
     return this.getDeferredPromise(
       wsKey,
       DEFERRED_PROMISE_REF.CONNECTION_IN_PROGRESS,
@@ -269,7 +270,7 @@ export class WsStore<
   createConnectionInProgressPromise(
     wsKey: WsKey,
     throwIfExists: boolean,
-  ): DeferredPromise<unknown> {
+  ): DeferredPromise<WSConnectedResult> {
     return this.createDeferredPromise(
       wsKey,
       DEFERRED_PROMISE_REF.CONNECTION_IN_PROGRESS,
@@ -307,6 +308,19 @@ export class WsStore<
     return this.getConnectionState(key) === state;
   }
 
+  /**
+   * Check if we're currently in the process of opening a connection for any reason. Safer than only checking "CONNECTING" as the state
+   * @param key
+   * @returns
+   */
+  isConnectionAttemptInProgress(key: WsKey): boolean {
+    const isConnectionInProgress =
+      this.isConnectionState(key, WsConnectionStateEnum.CONNECTING) ||
+      this.isConnectionState(key, WsConnectionStateEnum.RECONNECTING);
+
+    return isConnectionInProgress;
+  }
+
   /* subscribed topics */
 
   getTopics(key: WsKey): Set<TWSTopicSubscribeEventArgs> {

src/lib/websocket/WsStore.types.ts

@@ -15,6 +15,10 @@ export interface DeferredPromise<TSuccess = any, TError = any> {
   promise?: Promise<TSuccess>;
 }
 
+export interface WSConnectedResult {
+  wsKey: string;
+}
+
 export interface WsStoredState<TWSTopicSubscribeEvent extends string | object> {
   /** The currently active websocket connection */
   ws?: WebSocket;

src/lib/websocket/websocket-util.ts

@@ -1,8 +1,8 @@
-import { WSAPIRequest } from '../../types/websockets/requests';
+import { WSAPIRequest } from '../../types/websockets/requests.js';
 import {
   FuturesWSAPITopic,
   SpotWSAPITopic,
-} from '../../types/websockets/wsAPI';
+} from '../../types/websockets/wsAPI.js';
 
 /**
  * Should be one WS key per unique URL. Some URLs may need a suffix.

src/types/request/rebate.ts

@@ -37,6 +37,3 @@ export interface PartnerTransactionReq {
   limit?: number;
   offset?: number;
 }
-
-
-

src/types/websockets/requests.ts

@@ -1,5 +1,5 @@
-import { CHANNEL_ID } from '../../lib/requestUtils';
-import { WSAPITopic } from './wsAPI';
+import { CHANNEL_ID } from '../../lib/requestUtils.js';
+import { WSAPITopic } from './wsAPI.js';
 
 export type WsOperation = 'subscribe' | 'unsubscribe' | 'auth';
 

src/types/websockets/wsAPI.ts

@@ -1,16 +1,16 @@
-import { WsKey } from '../../lib/websocket/websocket-util';
+import { WsKey } from '../../lib/websocket/websocket-util.js';
 import {
   GetFuturesOrdersReq,
   SubmitFuturesOrderReq,
   UpdateFuturesOrderReq,
-} from '../request/futures';
+} from '../request/futures.js';
 import {
   CancelSpotBatchOrdersReq,
   DeleteSpotOrderReq,
   GetSpotOrderReq,
   SubmitSpotOrderReq,
   UpdateSpotOrderReq,
-} from '../request/spot';
+} from '../request/spot.js';
 
 export type SpotWSAPITopic =
   | 'spot.login'