import type { FileData } from "@gradio/client";
import type { ComponentType, SvelteComponent } from "svelte";
import type { ComponentMessage, ComponentData, TextMessage, NormalisedMessage, Message } from "../types";
import { Gradio } from "@gradio/utils";
export declare const format_chat_for_sharing: (chat: NormalisedMessage[], url_length_limit?: number) => Promise<string>;
export interface UndoRetryData {
    index: number | [number, number];
    value: string | FileData | ComponentData;
}
export interface EditData {
    index: number | [number, number];
    value: string;
    previous_value: string;
    _dispatch_value: {
        type: "text";
        text: string;
    }[];
}
export declare function normalise_messages(messages: Message[] | null, root: string): NormalisedMessage[] | null;
export declare function is_component_message(message: NormalisedMessage): message is ComponentMessage;
export declare function is_last_bot_message(messages: NormalisedMessage[], all_messages: NormalisedMessage[]): boolean;
export declare function group_messages(messages: NormalisedMessage[], display_consecutive_in_same_bubble?: boolean): NormalisedMessage[][];
export declare function load_components(component_names: string[], _components: Record<string, ComponentType<SvelteComponent>>, load_component: Gradio["load_component"]): Promise<Record<string, ComponentType<SvelteComponent>>>;
export declare function get_components_from_messages(messages: NormalisedMessage[] | null): string[];
export declare function get_thought_content(msg: NormalisedMessage, depth?: number): string;
export declare function all_text(message: TextMessage[] | TextMessage): string;
export declare function is_all_text(message: NormalisedMessage[] | NormalisedMessage): message is TextMessage[] | TextMessage;