import type { TChatMessage } from "../../types/index.js";
import type { OpenAIStreamAdapterOptions, OpenAIStreamAdapterResult, OpenAIStreamSource } from "./types/index.js";
import { OpenAIResponseLike } from "./types/openAiTypes.js";
export type { OpenAIStreamAdapterOptions, OpenAIStreamAdapterResult, OpenAIStreamAdapterStatus, OpenAIStreamSource, } from "./types/index.js";
/**
 * When the stream splits the reply into two consecutive assistant messages, the same tool call can
 * appear in both. Moves matching tool parts into the earlier segment and drops the duplicate from
 * the later one so the UI does not show orphaned repeats.
 *
 * @param messages - Chat messages (possibly with duplicate tool parts across adjacent assistants).
 * @returns A shallow-copied message list with orphan duplicates collapsed.
 */
export declare function collapseOrphanToolBetweenAssistantSegments(messages: TChatMessage[]): TChatMessage[];
export declare function useOpenAIResponsesAdapter(response: OpenAIResponseLike | null): TChatMessage[];
export declare function useOpenAIStreamAdapter(stream: OpenAIStreamSource | null, options?: OpenAIStreamAdapterOptions): OpenAIStreamAdapterResult;