import { ITxLogItem } from '../../txs/receipt/ITxLogItem';
export type TEventsIndexerItem = ITxLogItem<any> & {
    filterKey?: string;
};
export type TEventsIndexerMeta = {
    event: string;
    lastBlock: number;
    filterKey?: string;
};
export interface IEventsIndexerStore {
    upsertMany(logs: TEventsIndexerItem[]): Promise<TEventsIndexerItem[]>;
    removeMany(logs: TEventsIndexerItem[]): Promise<any>;
    fetch(options?: {
        fromBlock?: number;
        toBlock?: number;
    }): Promise<TEventsIndexerItem[]>;
    merge(store: IEventsIndexerStore): Promise<any>;
}
export interface IEventsIndexerMetaStore {
    upsertMany(meta: TEventsIndexerMeta[]): Promise<TEventsIndexerMeta[]>;
    fetch(): Promise<TEventsIndexerMeta[]>;
    removeMany(meta: TEventsIndexerMeta[]): Promise<any>;
}