Update swap client type and verbiage (#2009)

* Update swap client type and verbiage

* prettify

* prettify

Author: cha-kos

sdk/src/adminClient.ts

@@ -6043,7 +6043,7 @@ export class AdminClient extends DriftClient {
 		}
 
 		if (!quote) {
-			throw new Error("Could not fetch Jupiter's quote. Please try again.");
+			throw new Error('Could not fetch swap quote. Please try again.');
 		}
 
 		const isExactOut = swapMode === 'ExactOut' || quote.swapMode === 'ExactOut';

sdk/src/driftClient.ts

@@ -5768,15 +5768,15 @@ export class DriftClient {
 	 * @param jupiterClient @deprecated Use swapClient instead. Legacy parameter for backward compatibility
 	 * @param outMarketIndex the market index of the token you're buying
 	 * @param inMarketIndex the market index of the token you're selling
-	 * @param outAssociatedTokenAccount the token account to receive the token being sold on titan or jupiter
+	 * @param outAssociatedTokenAccount the token account to receive the token being sold on the swap provider
 	 * @param inAssociatedTokenAccount the token account to
 	 * @param amount the amount of TokenIn, regardless of swapMode
-	 * @param slippageBps the max slippage passed to titan or jupiter api
-	 * @param swapMode titan or jupiter swapMode (ExactIn or ExactOut), default is ExactIn
-	 * @param route the titan or jupiter route to use for the swap
+	 * @param slippageBps the max slippage passed to the swap provider api
+	 * @param swapMode swap provider swapMode (ExactIn or ExactOut), default is ExactIn
+	 * @param route the swap provider route to use for the swap
 	 * @param reduceOnly specify if In or Out token on the drift account must reduceOnly, checked at end of swap
-	 * @param v6 pass in the quote response from Jupiter quote's API (deprecated, use quote instead)
-	 * @param quote pass in the quote response from Jupiter quote's API
+	 * @param v6 pass in the quote response from swap provider quote's API (deprecated, use quote instead)
+	 * @param quote pass in the quote response from swap provider quote's API
 	 * @param txParams
 	 */
 	public async swap({
@@ -6059,7 +6059,7 @@ export class DriftClient {
 		}
 
 		if (!quote) {
-			throw new Error("Could not fetch Jupiter's quote. Please try again.");
+			throw new Error('Could not fetch swap quote. Please try again.');
 		}
 
 		const isExactOut = swapMode === 'ExactOut' || quote.swapMode === 'ExactOut';
@@ -8910,7 +8910,7 @@ export class DriftClient {
 		}
 
 		if (!quote) {
-			throw new Error("Could not fetch Jupiter's quote. Please try again.");
+			throw new Error('Could not fetch swap quote. Please try again.');
 		}
 
 		const amountIn = new BN(quote.inAmount);

sdk/src/math/superStake.ts

@@ -223,7 +223,7 @@ export async function findBestJitoSolSuperStakeIxs({
 }
 
 /**
- * Finds best Jupiter Swap instructions for a generic lstMint
+ * Finds best swap instructions for a generic lstMint
  *
  * Without doing any extra steps like checking if you can get a better rate by staking directly with that LST platform
  */

sdk/src/swap/UnifiedSwapClient.ts

@@ -20,7 +20,29 @@ import {
 export type SwapMode = 'ExactIn' | 'ExactOut';
 export type SwapClientType = 'jupiter' | 'titan';
 
-export type UnifiedQuoteResponse = JupiterQuoteResponse | TitanQuoteResponse;
+/**
+ * Unified quote response interface that combines properties from both Jupiter and Titan
+ * This provides a consistent interface while allowing for provider-specific fields
+ */
+export interface UnifiedQuoteResponse {
+	// Core properties available in both providers
+	inputMint: string;
+	inAmount: string;
+	outputMint: string;
+	outAmount: string;
+	swapMode: SwapMode;
+	slippageBps: number;
+	routePlan: Array<{ swapInfo: any; percent: number }>;
+
+	// Optional properties that may not be available in all providers
+	otherAmountThreshold?: string; // Jupiter has this, Titan doesn't
+	priceImpactPct?: string; // Jupiter provides this, Titan doesn't (we calculate it)
+	platformFee?: { amount?: string; feeBps?: number }; // Format varies between providers
+	contextSlot?: number;
+	timeTaken?: number;
+	error?: string;
+	errorCode?: string;
+}
 
 export interface SwapQuoteParams {
 	inputMint: PublicKey;
@@ -135,7 +157,7 @@ export class UnifiedSwapClient {
 	): Promise<SwapTransactionResult> {
 		if (this.clientType === 'jupiter') {
 			const jupiterClient = this.client as JupiterClient;
-			// Cast the quote to Jupiter's QuoteResponse type
+			// Cast the quote to Jupiter's specific QuoteResponse type
 			const jupiterParams = {
 				...params,
 				quote: params.quote as JupiterQuoteResponse,
@@ -213,7 +235,7 @@ export class UnifiedSwapClient {
 			}
 
 			if (!finalQuote) {
-				throw new Error("Could not fetch Jupiter's quote. Please try again.");
+				throw new Error('Could not fetch swap quote. Please try again.');
 			}
 
 			// Get swap transaction and extract instructions