export declare const MAX_FEE_BPS = 10000n;
export declare const SECONDS_PER_YEAR: bigint;
/**
 * Matches `DEAD_WEIGHT` in the program. The first deposit ever made into a
 * vault donates this many LP units permanently to the vault to prevent
 * inflation/donation attacks; subsequent deposits are unaffected.
 */
export declare const DEAD_WEIGHT_LP = 1000n;
export declare function maxBigInt(a: bigint, b: bigint): bigint;
export declare function minBigInt(a: bigint, b: bigint): bigint;
/** Ceiling division for positive bigints. */
export declare function ceilDivBigInt(a: bigint, b: bigint): bigint;
export declare function nowSeconds(): bigint;
/**
 * Mirrors the program-side locked-profit decay: the locked profit drops
 * linearly over `lockedProfitDegradationDuration` and is zero once that
 * window has elapsed. Note: the legacy JS SDK measured elapsed time from
 * `lastUpdatedLockedProfit` (an amount, not a timestamp), which produced
 * incorrect values; this port follows the program, which uses `lastReport`.
 */
export declare function calculateLockedProfit(lastUpdatedLockedProfit: bigint, lockedProfitDegradationDuration: bigint, currentTimeSec: bigint, lastReport: bigint): bigint;
/**
 * Estimates the LP that would be minted to cover management fees accrued
 * since `lastManagementFeeUpdateTs`. Returns 0n when the inputs make the
 * fee calculation undefined (no time elapsed, no assets, etc.).
 *
 * Both rounding steps are ceiling divisions, matching the program's
 * `calc_management_fee_amount_in_asset` and `calc_fee_lp_to_mint` — flooring
 * the asset fee first would understate the LP that should be minted whenever
 * the accrued fee isn't an exact multiple of the denominator.
 */
export declare function calculateUnrealisedLpFees(currentTotalLp: bigint, assetTotalValue: bigint, lastManagementFeeUpdateTs: bigint, managementFeeBps: bigint, currentTimeSec?: bigint): bigint;
/**
 * Total LP supply the program treats as outstanding for accounting:
 * circulating LP + accumulated (but unharvested) fee LP + dead weight LP.
 * Matches `Vault::get_total_lp_supply_incl_fees` in the program.
 */
export declare function getTotalLpSupplyInclFees(args: {
    lpSupply: bigint;
    vaultAccumulatedLpAdminFees: bigint;
    vaultAccumulatedLpManagerFees: bigint;
    vaultAccumulatedLpProtocolFees: bigint;
    vaultDeadWeight: bigint;
}): bigint;
export type AssetsForWithdrawInputs = {
    vaultTotalValue: bigint;
    vaultLastUpdatedLockedProfit: bigint;
    vaultLastReport: bigint;
    vaultLockedProfitDegradationDuration: bigint;
    vaultAccumulatedLpAdminFees: bigint;
    vaultAccumulatedLpManagerFees: bigint;
    vaultAccumulatedLpProtocolFees: bigint;
    vaultDeadWeight: bigint;
    vaultRedemptionFeeBps: number;
    vaultManagementFeeBps: number;
    vaultLastManagementFeeUpdateTs: bigint;
    lpSupply: bigint;
    lpAmount: bigint;
    currentTimeSec?: bigint;
};
export declare function calculateAssetsForWithdrawAmount(inputs: AssetsForWithdrawInputs): bigint;
export type LpForWithdrawInputs = Omit<AssetsForWithdrawInputs, "lpAmount"> & {
    assetAmount: bigint;
};
/**
 * Computes the LP that must be burned to redeem at least `assetAmount`,
 * matching `calc_withdraw_lp_to_burn` in the program (which rounds up so
 * the burn always covers the requested asset amount). Flooring here would
 * underquote the burn and either revert or short-redeem.
 */
export declare function calculateLpForWithdrawAmount(inputs: LpForWithdrawInputs): bigint;
export type LpForDepositInputs = {
    vaultTotalValue: bigint;
    vaultAccumulatedLpAdminFees: bigint;
    vaultAccumulatedLpManagerFees: bigint;
    vaultAccumulatedLpProtocolFees: bigint;
    vaultDeadWeight: bigint;
    vaultIssuanceFeeBps: number;
    vaultManagementFeeBps: number;
    vaultLastManagementFeeUpdateTs: bigint;
    lpSupply: bigint;
    assetAmount: bigint;
    /** Required when the pool is empty so the 1:1 mint can scale precision correctly. */
    assetDecimals: number;
    /** Required when the pool is empty so the 1:1 mint can scale precision correctly. */
    lpDecimals: number;
    currentTimeSec?: bigint;
};
export declare function calculateLpForDepositAmount(inputs: LpForDepositInputs): bigint;
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