import type { ChatImage, ChatMessage, CompletionResult } from "../../types.js";
export declare const ACTION_CYCLE_RECOVERY_PREFIX = "[ACTION CYCLE RECOVERY] ";
export interface TurnHistoryPorts {
    readonly messages: ChatMessage[];
    readonly images: readonly ChatImage[] | undefined;
    readonly sanitizeAssistantText: (text: string) => string;
    readonly visibleCommitted: () => boolean;
    readonly writeAssistantMessage: (text: string) => void;
}
export interface TurnHistoryWriter {
    readonly recoveryUserMessage: (content: string) => ChatMessage;
    readonly upsertActionCycleRecovery: (content: string) => void;
    readonly recoveryProse: (content: string) => string | undefined;
    readonly pushAssistantHistory: (content: string, reasoning?: Pick<CompletionResult, "reasoningArtifacts" | "reasoningBlock">, hasToolCalls?: boolean) => void;
}
export declare const recoveryProseFrom: (content: string) => string | undefined;
export declare const createTurnHistoryWriter: (ports: TurnHistoryPorts) => TurnHistoryWriter;