Use parameters for the getAvailableLiquidity method

src/exchange/exchangeManager.ts

@@ -9,7 +9,7 @@ import { ordersHelper, symbolsHelper } from './helpers/index';
 import type {
   CancelAllOrdersRequest, CancelOrderRequest, CurrencyDirection, ExchangeSymbol,
   OrderPreviewParameters as OrderPreviewParameters,
-  NewOrderRequest, Order, OrderBook, OrderPreview, OrdersSelector, Quote, OrderType, NormalizedOrderPreviewParameters, FilledNewOrderRequest, SymbolLiquidity
+  NewOrderRequest, Order, OrderBook, OrderPreview, OrdersSelector, Quote, OrderType, NormalizedOrderPreviewParameters, FilledNewOrderRequest, SymbolLiquidity, SymbolLiquidityParameters
 } from './models/index';
 import type { ManagedOrderBookProvider } from './orderBookProvider';
 
@@ -186,9 +186,7 @@ export class ExchangeManager implements AtomexService {
     };
   }
 
-  getAvailableLiquidity(symbol: string, orderType: OrderType): Promise<SymbolLiquidity | undefined>;
-  getAvailableLiquidity(direction: CurrencyDirection, orderType: OrderType): Promise<SymbolLiquidity | undefined>;
-  getAvailableLiquidity(_symbolOrDirection: string | CurrencyDirection, _orderType: OrderType): Promise<SymbolLiquidity | undefined> {
+  getAvailableLiquidity(_parameters: SymbolLiquidityParameters): Promise<SymbolLiquidity | undefined> {
     throw new Error('Not implemented');
   }
 

src/exchange/models/index.ts

@@ -5,6 +5,7 @@ export type { SymbolCurrency } from './symbolCurrency';
 export type { OrderPreview } from './orderPreview';
 export type { OrderPreviewParameters, NormalizedOrderPreviewParameters } from './orderPreviewParameters';
 export type { SymbolLiquidity } from './symbolLiquidity';
+export type { SymbolLiquidityParameters } from './symbolLiquidityParameters';
 export type { ExchangeSymbol } from './exchangeSymbol';
 export type { NewOrderRequest, FilledNewOrderRequest } from './newOrderRequest';
 export type { CancelOrderRequest } from './cancelOrderRequest';

src/exchange/models/symbolLiquidityParameters.ts

@@ -0,0 +1,21 @@
+import type { Side } from '../../common/index';
+import type { CurrencyDirection } from './currencyDirection';
+import type { OrderType } from './orderType';
+
+export interface SymbolLiquidityParametersBase {
+  type: OrderType;
+}
+
+export type SymbolLiquidityParameters = SymbolLiquidityParametersBase & (
+  | {
+    from: CurrencyDirection['from'];
+    to: CurrencyDirection['to'];
+    symbol?: never;
+    side?: never;
+  }
+  | {
+    from?: never;
+    to?: never;
+    symbol: string;
+    side: Side;
+  });