import type { ContentBlock, PendingQuestionRef, ToolCallProjection, TurnProjection } from "../../schemas/projection";
import type { TurnState } from "./state";
export declare function upsertToolCall(state: TurnState, toolCallId: string, toolName: string, displayName: string, args: string): void;
export declare function applyToolResult(state: TurnState, toolCallId: string, result: unknown, status: ToolCallProjection["status"], durationMs: number | null, ranInParallel: boolean | null, sourceLoop: {
    loop_name: string;
    description: string;
} | null, startedAt?: string | null): void;
export declare function appendToolResultDelta(state: TurnState, toolCallId: string, delta: string, reset?: boolean): void;
export declare function appendTextBlock(state: TurnState, blockType: ContentBlock["type"], content: unknown): void;
export declare function appendToolCallArguments(state: TurnState, toolCallId: string, delta: string): void;
export declare function buildSystemNotificationTurn(sequence: number, turnId: string, loopId: string, notificationType: string, status: string, title: string, detail: string | null, metadata: Record<string, unknown>): TurnProjection;
export declare function buildSystemNotificationBlock(notificationType: string, status: string, title: string, detail: string | null, metadata: Record<string, unknown>): ContentBlock;
export declare function buildMarkerTurn(sequence: number, turnId: string, loopId: string, blockType: ContentBlock["type"], content: unknown): TurnProjection;
export declare function buildCompactionTurn(sequence: number, compactionId: string, loopId: string, status: TurnProjection["status"], data: Record<string, unknown>): TurnProjection;
export interface ChildPauseInfo {
    parentLoopName: string;
    parentToolCallId: string;
    childLoopName: string;
    childToolCallId: string;
    description: string;
}
export declare function setToolCallStatus(turn: TurnState | TurnProjection | null | undefined, toolCallId: string, status: ToolCallProjection["status"], result: unknown, pendingQuestionRef: PendingQuestionRef | null): void;
export declare function applyAskUserPauseToTurn(turn: TurnState | TurnProjection | null | undefined, pauseToolData: Record<string, unknown>, toolCallId: string, childLoopName: string, description: string, displayNameResolver: (name: string) => string): void;
export declare function applyChildPauseToParent(parentTurn: TurnState | TurnProjection | null | undefined, parentToolCallId: string, childLoopName: string, childToolCallId: string, description: string, displayNameResolver: (name: string) => string): void;
export declare function sourceLoopFor(loopId: string, loopDescriptions: Map<string, string>): {
    loop_name: string;
    description: string;
} | null;
/** 本轮交付给用户的成果：工作区里的文件，或可以打开的网址。 */
export interface FinalArtifact {
    kind: "file" | "link";
    /** file 是文件路径（相对工作目录或容器内绝对路径）；link 是 http/https 网址。 */
    target: string;
    label: string;
}
/**
 * Shared by the streaming and history channels — both must decide "is this
 * follow-up showable" identically. Returns null when there is nothing to show.
 */
export declare function normalizePostChatFollowup(data: Record<string, unknown>, assistantEntryId: string): {
    assistant_entry_id: string;
    recaption: string;
    suggestions: string[];
    final_artifacts: FinalArtifact[];
    feedback_eligible: boolean;
    feedback_scope: "latest_result";
} | null;
export declare function normalizeChildPause(pausePayload: Record<string, unknown>): {
    pauseToolData: Record<string, unknown>;
    childLoopName: string;
    childToolCallId: string;
    description: string;
};