import { Context, Effect, Layer, Stream } from "effect";
import type { Abi, Address } from "viem";
import type { ClientNotFoundError } from "../core/index.js";
import { PublicClientService } from "../core/index.js";
import type { DecodedEvent } from "../events/index.js";
import type { ContractEventName } from "../types/index.js";
export type BackfillParams<TAbi extends Abi, TEventName extends ContractEventName<TAbi>> = {
    chainId: number;
    address?: Address;
    abi: TAbi;
    eventName: TEventName;
    fromBlock: bigint;
    toBlock?: bigint;
    batchSize?: bigint;
};
export type EventBackfillShape = {
    readonly fetch: <TAbi extends Abi, TEventName extends ContractEventName<TAbi>>(params: BackfillParams<TAbi, TEventName>) => Effect.Effect<Stream.Stream<DecodedEvent<TAbi, TEventName>, never>, ClientNotFoundError>;
    readonly fetchAll: <TAbi extends Abi, TEventName extends ContractEventName<TAbi>>(params: BackfillParams<TAbi, TEventName>) => Effect.Effect<DecodedEvent<TAbi, TEventName>[], ClientNotFoundError>;
};
declare const EventBackfill_base: Context.TagClass<EventBackfill, "ew3/EventBackfill", EventBackfillShape>;
export declare class EventBackfill extends EventBackfill_base {
}
export declare const EventBackfillLive: Layer.Layer<EventBackfill, never, PublicClientService>;
export {};
//# sourceMappingURL=backfill.d.ts.map