/**
 * Swap Builder — Builds the unshield+approve+swap multicall
 *
 * Produces 3 calls for the ERC-7579 batch execute:
 *   Call 1: Railgun.transact(proof, ...) → unshield tokens to smart wallet
 *   Call 2: ERC20.approve(allowanceTarget, netAmount)
 *   Call 3: Router.swap(calldata from quote)
 *
 * The unshield amount equals the desired amount (0% fee on b402 fork).
 * The approve and swap amounts use the net amount.
 */
import type { Call } from '../wallet/batch-calldata';
import type { SwapQuote } from '../types';
export interface PrivateSwapCallsParams {
    /** Pre-built unshield calldata (from ZK proof pipeline) */
    unshieldCalldata: string;
    /** Railgun relay contract address */
    railgunRelay: string;
    /** Token being sold (for approve call) */
    tokenIn: string;
    /** Amount the wallet receives after unshield (no fee on b402 fork) */
    netAmountAfterFee: bigint;
    /** Swap quote from 0x or Aerodrome */
    swapQuote: SwapQuote;
}
/**
 * Build the 3-call array for a private swap.
 *
 * @returns Array of 3 calls: [unshield, approve, swap]
 */
export declare function buildPrivateSwapCalls(params: PrivateSwapCallsParams): Call[];