import { Effect, Option } from "effect";
import { Chat, Prompt, Response, Tool } from "effect/unstable/ai";
import { type Controller, type Interface } from "../model/active-model-response.js";
import { type CompletedModelResponse } from "../model/model-response-builder.js";
import type { AttemptCompleted } from "../model/model-operation.js";
type PartIdentity = Pick<AttemptCompleted, "modelCallId" | "modelAttemptId" | "attempt">;
type Authority = ReturnType<Controller["begin"]>;
/** @internal Own one provider attempt builder and its optional Run-visible authority. */
export declare const makeAttemptResponse: (input: {
    readonly service: Option.Option<Interface>;
    readonly operationKey?: string;
    readonly turn: number;
}) => {
    setSessionParentId: (value: string | null) => string | null;
    accept: (identity: PartIdentity, part: Response.StreamPart<Record<string, Tool.Any>>) => void;
    complete: (identity: PartIdentity) => CompletedModelResponse<Record<string, Tool.Any>>;
    authority: () => Authority | undefined;
    discard: () => void;
};
export declare const replayMessages: (input: {
    readonly chat: Chat.Service;
    readonly activePrompt: Prompt.Prompt;
    readonly replayFromHistory: boolean;
}) => Effect.Effect<ReadonlyArray<Prompt.Message>>;
export declare const clearCommittedResponse: (input: {
    readonly service: Option.Option<Interface>;
    readonly authority: Authority | undefined;
}) => void;
export {};