import { type DefaultResearchArtifactContext } from "../artifacts/default-research-artifact-support.js";
import type { AgentSystem, ResolvedRuntimeState } from "../types.js";
import type { ChatSystemMessage } from "../../chat/types.js";
/** Context for hosted runtime state resolver. */
export type HostedRuntimeStateResolverContext = DefaultResearchArtifactContext & {
    projectId?: string | null;
    branchId?: string | null;
    steeringRevision?: number;
    slashCommandArtifactPathSeen?: boolean;
    userId?: string | null;
    submittedFormInputResult?: unknown;
};
/** Input payload for hosted runtime state resolver. */
export type HostedRuntimeStateResolverInput = {
    context?: Record<string, unknown>;
    system: string;
    structuredSystem?: readonly ChatSystemMessage[];
    messages: readonly unknown[];
    step: number;
};
/** Result returned from hosted runtime state resolver. */
export type HostedRuntimeStateResolverResult = ResolvedRuntimeState & {
    context: Record<string, unknown>;
};
/** Input payload for hosted runtime system refresh. */
export type HostedRuntimeSystemRefreshInput<TContext extends HostedRuntimeStateResolverContext> = {
    taskContext: TContext;
    system: AgentSystem;
};
/** Public API contract for hosted runtime system refresh. */
export type HostedRuntimeSystemRefresh<TContext extends HostedRuntimeStateResolverContext> = (input: HostedRuntimeSystemRefreshInput<TContext>) => Promise<AgentSystem> | AgentSystem;
/** Options accepted by create hosted runtime state resolver. */
export type CreateHostedRuntimeStateResolverOptions<TContext extends HostedRuntimeStateResolverContext> = {
    taskContext: TContext;
    refreshSystem?: HostedRuntimeSystemRefresh<TContext>;
};
/** Create hosted runtime state resolver. */
export declare function createHostedRuntimeStateResolver<TContext extends HostedRuntimeStateResolverContext>(options: CreateHostedRuntimeStateResolverOptions<TContext>): (input: HostedRuntimeStateResolverInput) => Promise<HostedRuntimeStateResolverResult>;
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