/**
 * Flap Tax Vaults — 链上查询（query）
 */
import { type JsonRpcProvider } from 'ethers';
import { type VaultDataSchema, type VaultUISchema } from './types.js';
/**
 * 从 VaultFactory 合约读取 vaultDataSchema
 */
export declare function queryVaultDataSchema(provider: JsonRpcProvider, factoryAddress: string): Promise<VaultDataSchema | null>;
/**
 * 从金库合约读取 vaultUISchema
 */
export declare function queryVaultUISchema(provider: JsonRpcProvider, vaultAddress: string): Promise<VaultUISchema | null>;
/**
 * 读取金库合约的动态描述
 */
export declare function queryVaultDescription(provider: JsonRpcProvider, vaultAddress: string): Promise<string | null>;
/**
 * 验证合约是否是有效的 VaultFactory
 */
export declare function validateVaultFactory(provider: JsonRpcProvider, factoryAddress: string): Promise<{
    isValid: boolean;
    isV2: boolean;
    schema: VaultDataSchema | null;
    error?: string;
}>;
/**
 * 从 VaultPortal 查询代币的金库信息
 */
export declare function getVaultInfo(provider: JsonRpcProvider, vaultPortalAddress: string, taxTokenAddress: string): Promise<{
    vault: string;
    vaultFactory: string;
    description: string;
    isOfficial: boolean;
    riskLevel: number;
} | null>;
/**
 * 验证合约是否有效（是否部署了代码）
 */
export declare function isValidContract(provider: JsonRpcProvider, address: string): Promise<boolean>;