import { Interface } from '@ethersproject/abi';
import type { DeepReadonly } from 'ts-essentials';
import type { BlockHeader, Log, Logger, MultiCallInput, MultiCallOutput } from '../../types';
import type { MorphoVaultState } from './types';
import { PartialEventSubscriber } from '../../composed-event-subscriber';
import { Lens } from '../../lens';
import { ethers } from 'ethers';
export declare class MorphoVaultSubscriber<State> extends PartialEventSubscriber<State, MorphoVaultState> {
    morphoVault: string;
    static interface: Interface;
    constructor(morphoVault: string, lens: Lens<DeepReadonly<State>, DeepReadonly<MorphoVaultState>>, logger: Logger);
    processLog(state: DeepReadonly<MorphoVaultState>, log: Readonly<Log>, blockHeader: Readonly<BlockHeader>): DeepReadonly<MorphoVaultState> | null;
    getGenerateStateMultiCallInputs(): MultiCallInput[];
    generateState(multicallOutputs: MultiCallOutput[], blockNumber?: number | 'latest'): DeepReadonly<MorphoVaultState>;
    getRate(amount: bigint, state: MorphoVaultState): bigint;
    handleUpdateLastTotalAssets(event: ethers.utils.LogDescription, state: MorphoVaultState): DeepReadonly<MorphoVaultState> | null;
    handleAccrueFee(event: ethers.utils.LogDescription, state: MorphoVaultState): DeepReadonly<MorphoVaultState> | null;
    handleDeposit(event: ethers.utils.LogDescription, state: MorphoVaultState): DeepReadonly<MorphoVaultState> | null;
    handleWithdraw(event: ethers.utils.LogDescription, state: MorphoVaultState): DeepReadonly<MorphoVaultState> | null;
}