fix: getQuote types

Author: luchobonatti

src/types/utils/getQuote.ts

@@ -1,3 +1,4 @@
+import type { FeeTier } from "@/types/utils/getPool";
 import type { Address, Hex } from "viem";
 
 /**
@@ -10,14 +11,14 @@ export interface QuoteParams {
 	tokens: [Address, Address];
 
 	/**
-	 * The fee tier of the pool (e.g., 500, 3000, 10000).
+	 * The fee tier of the pool (e.g., FeeTier.MEDIUM).
 	 */
-	feeTier: number;
+	feeTier: FeeTier;
 
 	/**
-	 * The tick spacing for the pool. Must be a positive integer.
+	 * The tick spacing for the pool. If not provided, it will be derived from the fee tier.
 	 */
-	tickSpacing: number;
+	tickSpacing?: number;
 
 	/**
 	 * The amount of tokens being swapped, expressed as a bigint.

src/utils/getQuote.ts

@@ -1,6 +1,7 @@
 import { V4QuoterAbi } from "@/constants/abis/V4Quoter";
 import { getInstance } from "@/core/uniDevKitV4Factory";
 import { sortTokens } from "@/helpers/tokens";
+import { FeeTier, TICK_SPACING_BY_FEE } from "@/types/utils/getPool";
 import type { QuoteParams, QuoteResponse } from "@/types/utils/getQuote";
 import { zeroAddress } from "viem";
 
@@ -35,12 +36,16 @@ export async function getQuote(
 			params.tokens[1],
 		);
 
+		// Use provided tick spacing or derive from fee tier
+		const fee = (params.feeTier ?? FeeTier.MEDIUM) as FeeTier;
+		const tickSpacing = params.tickSpacing ?? TICK_SPACING_BY_FEE[fee];
+
 		// Construct the poolKey
 		const poolKey = {
 			currency0,
 			currency1,
-			fee: params.feeTier,
-			tickSpacing: params.tickSpacing,
+			fee,
+			tickSpacing,
 			hooks: params.hooks || zeroAddress,
 		};