import { CallableFunctionModel } from "../schemas/callableFunction.schema.js";
import { ConversationCallableFunctionsModel } from "../schemas/conversationCallableFunctions.schema.js";
import { AddCallableFunctionListener, RemoveCallableFunctionListener } from "../utils/types/index.js";
import { CallableFunction } from "./CallableFunction.js";
import { ConversationPluginService } from "./ConversationPluginService.js";
/**
 * Holds the callable functions of a `Conversation`.
 *
 * @internal
 * This class is used internally by the library and is not meant to be **instantiated** by consumers of the library.
 */
export declare class ConversationCallableFunctions {
    private readonly pluginService;
    private functions;
    private addCallableFunctionEvents;
    private removeCallableFunctionEvents;
    constructor(pluginService: ConversationPluginService, options?: ConversationCallableFunctionsModel);
    /**
     * Serializes the `ConversationCallableFunctions` to JSON.
     *
     * @returns A JSON representation of the `ConversationCallableFunctions` instance.
     *
     * @internal
     * This method is used internally by the library and is not meant to be used by consumers of the library.
     */
    toJSON(): ConversationCallableFunctionsModel;
    /**
     * Removes a callable function from the conversation.
     *
     * @param idOrFn Either the ID of the function, the function itself, or the function model.
     */
    removeFunction(idOrFn: string | CallableFunction | CallableFunctionModel): void;
    /**
     * Removes all functions from the conversation.
     */
    clearFunctions(): void;
    /**
     * Adds a function to the conversation. This function can be "called" by the assistant, generating a function call message.
     *
     * @param fn The function to add to the conversation.
     */
    addFunction(fn: CallableFunction | CallableFunctionModel): void;
    /**
     * Get the functions in the conversation.
     *
     * @returns A **shallow copy** of the functions array.
     */
    getFunctions(): CallableFunction[];
    /**
     * Gets the functions in a format the OpenAI Chat Completion API can understand.
     */
    getCreateChatCompletionFunctions(): import("../utils/types/callableFunction.types.js").CreateChatCompletionFunction[] | undefined;
    /**
     * Adds a listener function that is called whenever a callableFunction is added to the conversation.
     *
     * @param listener The function to call when a callableFunction is added to the conversation.
     * @returns A function that removes the listener from the list of listeners.
     */
    onCallableFunctionAdded(listener: AddCallableFunctionListener): () => void;
    /**
     * Adds a listener function that is called only once whenever a callableFunction is added to the conversation.
     *
     * @param listener The function to call when a callableFunction is added to the conversation.
     * @returns A function that removes the listener from the list of listeners.
     */
    onceCallableFunctionAdded(listener: AddCallableFunctionListener): () => void;
    /**
     * Removes a listener function from the list of listeners that was previously added with `onCallableFunctionAdded`.
     *
     * @param listener The function to remove from the list of listeners.
     */
    offCallableFunctionAdded(listener: AddCallableFunctionListener): void;
    /**
     * Adds a listener function that is called whenever a callableFunction is removed to the conversation.
     *
     * @param listener The function to call when a callableFunction is removed to the conversation.
     * @returns A function that removes the listener from the list of listeners.
     */
    onCallableFunctionRemoved(listener: RemoveCallableFunctionListener): () => void;
    /**
     * Adds a listener function that is called only once whenever a callableFunction is removed to the conversation.
     *
     * @param listener The function to call when a callableFunction is removed to the conversation.
     * @returns A function that removes the listener from the list of listeners.
     */
    onceCallableFunctionRemoved(listener: RemoveCallableFunctionListener): () => void;
    /**
     * Removes a listener function from the list of listeners that was previously added with `onCallableFunctionRemoved`.
     *
     * @param listener The function to remove from the list of listeners.
     */
    offCallableFunctionRemoved(listener: RemoveCallableFunctionListener): void;
}