import { type ethers } from "ethers";
/** Snapshot of the Aave v3 reserve this strategy supplies to. */
export interface AaveStrategyState {
    aTokenAddress: string;
    /** Total supplied to the reserve (aToken totalSupply, asset units). */
    totalSupplied: bigint;
    /** Withdrawable liquidity sitting in the reserve (asset balance of the aToken). */
    liquidity: bigint;
    /** 1e18-scaled utilization ((totalSupplied - liquidity) / totalSupplied). */
    utilization: bigint;
    /** Per-second supply rate in WAD (from Aave's annual ray `currentLiquidityRate`). */
    supplyRatePerSec: bigint;
    /** Strategy's aToken balance (rebases with interest, asset units). */
    strategyBalance: bigint;
}
/** The aToken receipt position — what the strategy "holds" in Aave. */
export declare function getUnderlying(contract: ethers.Contract): Promise<string>;
/** Asset supplied to Aave (the parent vault's asset). */
export declare function getMytAsset(contract: ethers.Contract): Promise<string>;
export declare function getPoolProvider(contract: ethers.Contract): Promise<string>;
export declare function getRewardsController(contract: ethers.Contract): Promise<string>;
export declare function getRewardToken(contract: ethers.Contract): Promise<string>;
/**
 * Read the live state of the Aave reserve this strategy supplies to.
 * Returns liquidity, utilization, supply rate, and the strategy's balance.
 */
export declare function getAaveState(contract: ethers.Contract): Promise<AaveStrategyState>;