import type { LendingMode, LenderYields, BalanceData, AprData, LoopPostTradeMetrics } from '../types';
/**
 * Compute post-trade balance & APR metrics for a zap (single-sided leverage entry).
 *
 * Similar to open but does not update the `*AllActive` collateral fields.
 */
export declare function computeZapTradeDeltas(dollarIn: number, dollarOut: number, sourceMode: LendingMode, yieldParamsIn: LenderYields, yieldParamsOut: LenderYields, balance: BalanceData, apr: AprData, bfIn: number, collateralLtvOut: number, borrowLtvOut: number): LoopPostTradeMetrics;
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