/**
 * @name perps/phoenix/phoenix-builder-collateral
 * @description Collateral builders for Phoenix perps: deposit, withdraw, register trader.
 *
 * All builders produce unsigned serialized transactions — NO signing happens server-side.
 *
 * @module perps/phoenix/phoenix-builder-collateral
 */
import { PublicKey, type Connection } from '@solana/web3.js';
import { type UnsignedTransactionResult } from './phoenix-builder-core.js';
/**
 * Build an unsigned deposit transaction for USDC collateral into a Phoenix trader account.
 *
 * @param connection — Solana RPC connection.
 * @param authority — Trader authority public key.
 * @param feePayer — Fee payer public key.
 * @param amountUsdc — Amount in human-readable USDC (e.g. 100 = 100 USDC).
 * @param traderPdaIndex — Trader PDA index (default 0).
 * @param traderSubaccountIndex — Trader subaccount index (default 0).
 * @returns UnsignedTransactionResult with the deposit instructions.
 */
export declare function buildDeposit(connection: Connection, authority: PublicKey, feePayer: PublicKey, amountUsdc: bigint, traderPdaIndex?: number, traderSubaccountIndex?: number): Promise<UnsignedTransactionResult>;
/**
 * Build an unsigned withdraw transaction for USDC collateral from a Phoenix trader account.
 *
 * @param connection — Solana RPC connection.
 * @param authority — Trader authority public key.
 * @param feePayer — Fee payer public key.
 * @param amountUsdc — Amount in human-readable USDC.
 * @param traderPdaIndex — Trader PDA index (default 0).
 * @param traderSubaccountIndex — Trader subaccount index (default 0).
 * @returns UnsignedTransactionResult with the withdraw instructions.
 */
export declare function buildWithdraw(connection: Connection, authority: PublicKey, feePayer: PublicKey, amountUsdc: bigint, traderPdaIndex?: number, traderSubaccountIndex?: number): Promise<UnsignedTransactionResult>;
/**
 * Build an unsigned register trader transaction for Phoenix onboarding.
 *
 * @param connection — Solana RPC connection.
 * @param authority — Trader authority public key.
 * @param feePayer — Fee payer public key.
 * @param maxPositions — Maximum positions (default 8).
 * @returns UnsignedTransactionResult with the register trader instruction.
 */
export declare function buildRegisterTrader(connection: Connection, authority: PublicKey, feePayer: PublicKey, maxPositions?: number): Promise<UnsignedTransactionResult>;
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