feat: add query order endpoint

README.md

@@ -66,7 +66,7 @@ stream.latestTradeDetail$.subscribe((v) => {})
     - [ ] Cancel a Batch of Orders
     - [ ] Cancel All Orders
     - [ ] Query all current pending orders
-    - [ ] Query Order
+    - [x] Query Order
     - [ ] Query Margin Mode
     - [ ] Switch Margin Mode
     - [ ] Query Leverage

src/bingx-client/services/trade.service.spec.ts

@@ -0,0 +1,28 @@
+import { ApiAccount } from 'bingx-api/bingx/account/api-account';
+import { BingxQueryOrderEndpoint } from 'bingx-api/bingx/endpoints/bingx-query-order-endpoint';
+import { TradeService } from 'bingx-api/bingx-client/services/trade.service';
+
+describe('TradeService', () => {
+  const account = new ApiAccount('api-key', 'secret-key');
+
+  it('executes query order endpoint', async () => {
+    const requestExecutorMock = {
+      execute: jest.fn().mockResolvedValue({}),
+    };
+    const service = new TradeService(requestExecutorMock);
+
+    await expect(
+      service.queryOrder(
+        {
+          orderId: '123456789',
+          symbol: 'BTC-USDT',
+        },
+        account,
+      ),
+    ).resolves.toEqual({});
+
+    expect(requestExecutorMock.execute).toHaveBeenCalledWith(
+      expect.any(BingxQueryOrderEndpoint),
+    );
+  });
+});

src/bingx-client/services/trade.service.ts

@@ -12,6 +12,8 @@ import { BingxSwitchLeverageEndpoint } from 'bingx-api/bingx/endpoints/bingx-swi
 import { OrderPositionSideEnum } from 'bingx-api/bingx';
 import { BingxUserHistoryOrdersEndpoint } from 'bingx-api/bingx/endpoints/bingx-user-history-orders-endpoint';
 import { BingxCancelOrderEndpoint } from 'bingx-api/bingx/endpoints/bingx-cancel-order-endpoint';
+import { BingxQueryOrderEndpoint } from 'bingx-api/bingx/endpoints/bingx-query-order-endpoint';
+import { QueryOrderInterface } from 'bingx-api/bingx/interfaces/query-order.interface';
 
 export class TradeService {
   constructor(private readonly requestExecutor: RequestExecutorInterface) {}
@@ -44,6 +46,15 @@ export class TradeService {
     );
   }
 
+  public async queryOrder(
+    order: QueryOrderInterface,
+    account: AccountInterface,
+  ) {
+    return this.requestExecutor.execute(
+      new BingxQueryOrderEndpoint(order, account),
+    );
+  }
+
   public async getUserHistoryOrders(
     symbol: string,
     limit: number,

src/bingx/endpoints/bingx-query-order-endpoint.spec.ts

@@ -0,0 +1,26 @@
+import { ApiAccount } from 'bingx-api/bingx/account/api-account';
+import { BingxQueryOrderEndpoint } from 'bingx-api/bingx/endpoints/bingx-query-order-endpoint';
+
+describe('BingxQueryOrderEndpoint', () => {
+  const endpoint = new BingxQueryOrderEndpoint(
+    {
+      orderId: '123456789',
+      symbol: 'BTC-USDT',
+    },
+    new ApiAccount('api-key', 'secret-key'),
+  );
+
+  it('describes the query order endpoint', () => {
+    expect(endpoint.method()).toBe('get');
+    expect(endpoint.path()).toBe('/openApi/swap/v2/trade/order');
+  });
+
+  it('passes order id and symbol as signed parameters', () => {
+    expect(endpoint.parameters().asRecord()).toEqual(
+      expect.objectContaining({
+        orderId: '123456789',
+        symbol: 'BTC-USDT',
+      }),
+    );
+  });
+});

src/bingx/endpoints/bingx-query-order-endpoint.ts

@@ -0,0 +1,35 @@
+import { AccountInterface } from 'bingx-api/bingx/account/account.interface';
+import { DefaultSignatureParameters } from 'bingx-api/bingx/account/default-signature-parameters';
+import { SignatureParametersInterface } from 'bingx-api/bingx/account/signature-parameters.interface';
+import { Endpoint } from 'bingx-api/bingx/endpoints/endpoint';
+import { EndpointInterface } from 'bingx-api/bingx/endpoints/endpoint.interface';
+import { QueryOrderInterface } from 'bingx-api/bingx/interfaces/query-order.interface';
+
+export class BingxQueryOrderEndpoint<R = unknown>
+  extends Endpoint
+  implements EndpointInterface<R>
+{
+  constructor(
+    private readonly order: QueryOrderInterface,
+    account: AccountInterface,
+  ) {
+    super(account);
+  }
+
+  method(): 'get' | 'post' | 'put' | 'patch' | 'delete' {
+    return 'get';
+  }
+
+  parameters(): SignatureParametersInterface {
+    return new DefaultSignatureParameters({
+      orderId: this.order.orderId,
+      symbol: this.order.symbol,
+    });
+  }
+
+  path(): string {
+    return '/openApi/swap/v2/trade/order';
+  }
+
+  readonly t!: R;
+}

src/bingx/endpoints/index.ts

@@ -13,3 +13,4 @@ export * from './endpoint';
 export * from './bingx-user-history-orders-endpoint';
 export * from './bingx-user-history-orders-response';
 export * from './bingx-cancel-order-endpoint';
+export * from './bingx-query-order-endpoint';

src/bingx/interfaces/websocket-event.ts

@@ -1,4 +1,3 @@
-import { OrderTypeEnum } from 'bingx-api/bingx/enums/order-type.enum';
 import { OrderSideEnum } from 'bingx-api/bingx/enums/order-side.enum';
 import { OrderStatusEnum } from 'bingx-api/bingx/enums/order-status.enum';
 import { OrderPositionSideEnum } from 'bingx-api/bingx/enums/order-position-side.enum';