import OpenAI from "openai";
import { APIPromise } from "openai/core";
import { ChatCompletionMessageParam } from "openai/resources/chat";
import { Stream } from "openai/streaming";
import { DeepPartial } from "ts-essentials";
import { ResponseMetrics } from "./session";
import { ObjectTemplate } from "./template";
export type ResolvedToolCall = DeepPartial<OpenAI.Chat.ChatCompletionMessageToolCall>;
interface ResolvedAPIResult {
    response: string | null | undefined;
    /** Calls to any tools */
    tool_calls?: ResolvedToolCall[];
    responseMetrics?: ResponseMetrics;
    streamRawResponse?: any;
}
export type ResolvedReturnValue = Stream<OpenAI.Chat.Completions.ChatCompletionChunk> | Stream<OpenAI.Completions.Completion> | OpenAI.Chat.Completions.ChatCompletion | OpenAI.Completions.Completion;
/** This function papers over the difference between streamed and unstreamed
 * responses. It splits the response into two parts:
 * 1. The return value, which is what the caller should return immediately (may
 *    be stream or raw result)
 * 2. A promise that resolves to the final (string) result. If the original
 *    response is streamed, this promise doesn't resolve until the stream is
 *    finished.
 */
export declare function getResolvedStream(resultPromise: APIPromise<Stream<OpenAI.Chat.Completions.ChatCompletionChunk> | Stream<OpenAI.Completions.Completion> | OpenAI.Chat.Completions.ChatCompletion | OpenAI.Completions.Completion>, stream: boolean | null | undefined, feedbackKey: string, isChat: boolean): Promise<{
    returnValue: ResolvedReturnValue;
    finalResultPromise: Promise<ResolvedAPIResult>;
}>;
type PromptString = string | string[] | number[] | number[][] | null;
export declare function getResolvedMessages(messages: ChatCompletionMessageParam[] | ObjectTemplate<ChatCompletionMessageParam[]>, params?: Record<string, any>): {
    messages: OpenAI.Chat.Completions.ChatCompletionMessageParam[];
    template: OpenAI.Chat.Completions.ChatCompletionMessageParam[];
} | {
    messages: OpenAI.Chat.Completions.ChatCompletionMessageParam[];
    template: null;
};
export declare function getResolvedPrompt(s: PromptString | ObjectTemplate<string>, params?: Record<string, any>): {
    prompt: string;
    template: null;
} | {
    prompt: null;
    template: null;
} | {
    prompt: string;
    template: string;
};
export {};