import { EthqlServiceDefinition } from '@ethql/base';
import { GraphQLResolveInfo } from 'graphql';
import { EthqlAccount, EthqlBlock, EthqlLog, EthqlTransaction, TransactionStatus } from '../../model';
declare module '@ethql/base' {
    interface EthqlServices {
        eth: EthService;
    }
    interface EthqlServiceDefinitions {
        eth: EthqlServiceDefinition<{}, EthService>;
    }
}
export declare type FetchHints = {
    transactions?: boolean;
    logs?: boolean;
};
export interface EthService {
    fetchBlock(id: number | string, infoOrHints: GraphQLResolveInfo | FetchHints): Promise<EthqlBlock>;
    fetchTxFromBlock(blockHash: string, txIndex: number): Promise<EthqlTransaction>;
    fetchStandaloneTx(txHash: string): Promise<EthqlTransaction>;
    fetchBalance(account: EthqlAccount): Promise<number>;
    fetchCode(account: EthqlAccount): Promise<string | undefined>;
    fetchStorage(account: EthqlAccount, position: number): Promise<string>;
    fetchTransactionCount(account: EthqlAccount): Promise<number>;
    fetchTransactionLogs(tx: EthqlTransaction): Promise<EthqlLog[]>;
    fetchCreatedContract(tx: EthqlTransaction): Promise<EthqlAccount>;
    fetchTransactionStatus(tx: EthqlTransaction): Promise<TransactionStatus>;
}
/**
 * Returns an object with the fetch hints for this block.
 *
 * @param info The GraphQL resolution info.
 */
export declare function fetchHints(info: GraphQLResolveInfo): FetchHints;
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