import type { Address, ChainContract, NativeUnits, BaseUnits } from '../../../types.js';
import type { Chain } from '../index.js';
import type { Client } from 'viem';
/**
 * Parameters for the {@link quoteExactInputSingle} function.
 */
export type QuoteExactInputSingleParams = {
    /** The address of the token or chain contract, if applicable. */
    tokenIn: Address | ChainContract;
    /** The amount to be transferred. Can be specified directly or as a function that returns a promise resolving to the amount. */
    amountIn: NativeUnits | BaseUnits;
    /** The address of the token or chain contract, if applicable. */
    tokenOut: Address | ChainContract;
    /** Fee pool */
    fee?: number;
    /** Used to set the limit for the price the swap will push the pool to */
    sqrtPriceLimitX96?: bigint;
    /** The blockchain network on which the transaction will be executed. */
    chain?: Chain;
};
/**
 * Quotes the amount of output token that can be received for a given input token amount in a single swap.
 *
 * @param client - The client instance to use for the operation.
 * @param params - Parameters for the quote
 * @returns An object containing the amount of output token, the new sqrt price after the swap, the number of initialized ticks crossed, and the gas estimate for the operation.
 * @throws {UnsupportedChainError} If the specified chain is not supported.
 * @example
 * ```typescript
 * const quote = await client.quoteExactInputSingle({
 *   tokenIn: '0xfff9976782d46cc05630d1f6ebab18b2324d6b14', // WETH
 *   amountIn: '1', // 1 WETH
 *   tokenOut: '0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238', // USDC
 *   chain: ETH_SEPOLIA, // Ethereum Sepolia
 * });
 * // => {
 * //   tokenOutAmount: 1000000n, // 1 USDC
 * //   sqrtPriceX96After: 1234567890123456789n, // New sqrt price after the swap
 * //   initializedTicksCrossed: 1n, // Number of initialized ticks crossed
 * //   gasEstimate: 21000n, // Gas estimate for the operation
 * // }
 * ```
 */
export declare function quoteExactInputSingle(client: Client, params: QuoteExactInputSingleParams): Promise<{
    tokenOutAmount: bigint;
    sqrtPriceX96After: bigint;
    initializedTicksCrossed: bigint;
    gasEstimate: bigint;
}>;