import { ContractTransaction } from 'ethers';
import { UserLending } from '../services/UserLending/user-lending';
import { DepositParams, KycParams, WithdrawParams } from './types';
/**
 * High-level facade for deposit and withdrawal operations.
 *
 * Integrators use this to submit on-chain transactions without
 * worrying about internal encoding details.
 */
export declare class DepositsFacade {
    private _userLending;
    private _chainId;
    /**
     * True when the SDK holds a Provider rather than a Signer. Optional and
     * defaulting to false so constructing this facade directly keeps
     * working; `Kasu` always passes it.
     */
    private _isReadOnly;
    constructor(_userLending: UserLending, _chainId: string, 
    /**
     * True when the SDK holds a Provider rather than a Signer. Optional and
     * defaulting to false so constructing this facade directly keeps
     * working; `Kasu` always passes it.
     */
    _isReadOnly?: boolean);
    /**
     * Refuse a write BEFORE touching the contract.
     *
     * ethers would throw its own "sending a transaction requires a signer" a
     * few frames deeper, after the params have been encoded — a message that
     * says nothing about how to get a signer onto THIS object. Failing here
     * names the fix.
     */
    private assertWritable;
    /**
     * Submit a deposit request.
     *
     * The integrator must first obtain a KYC signature via the Nexera flow
     * using the params from `buildKycParams()`.
     *
     * ```ts
     * const kycParams = kasu.deposits.buildKycParams('0xUser...');
     * // ... obtain kycSignature from your backend via Nexera ...
     * const tx = await kasu.deposits.deposit({
     *   poolId: '0x...',
     *   trancheId: '0x...',
     *   amount: parseUnits('1000', 6), // 6 decimals for USDC/AUDD; use token's actual decimals
     *   kycSignature: { blockExpiration, signature },
     * });
     * ```
     */
    deposit(params: DepositParams): Promise<ContractTransaction>;
    /**
     * Submit a withdrawal request for a specific stable asset amount.
     */
    withdraw(params: WithdrawParams): Promise<ContractTransaction>;
    /**
     * Withdraw the entire balance from a tranche.
     */
    withdrawMax(poolId: string, trancheId: string, userAddress: string): Promise<ContractTransaction>;
    /**
     * Build KYC signature parameters for the Nexera verification flow.
     *
     * The integrator is responsible for sending these to their backend,
     * which obtains the signature from Nexera's signing service.
     */
    buildKycParams(userAddress: `0x${string}`): KycParams;
    /**
     * Check whether the pool is currently in a clearing period
     * (deposits/withdrawals are temporarily paused).
     */
    isClearingPending(poolId: string): Promise<boolean>;
    /**
     * Get the current epoch number.
     */
    getCurrentEpoch(): Promise<string>;
}