import { Disposable, Emitter, Event } from '@theia/core';
import { ToolCallChatResponseContent } from '../common';
export interface PendingToolConfirmation {
    readonly chatId: string;
    readonly response: ToolCallChatResponseContent;
    allow(): void;
    deny(): void;
}
/**
 * Tracks tool confirmations that are currently awaiting user input across all chats.
 *
 * Used to drive keyboard shortcuts that approve or deny the most recently surfaced
 * pending confirmation. Queries are scoped by chat id so a shortcut only ever targets a
 * confirmation in the chat the user is interacting with, never one in a different chat.
 */
export declare class PendingToolConfirmationTracker {
    protected readonly pending: PendingToolConfirmation[];
    protected readonly onChangedEmitter: Emitter<void>;
    protected readonly introShownChats: Set<string>;
    readonly onChanged: Event<void>;
    /**
     * Whether the one-time tool-confirmation intro has already been shown for the given chat.
     *
     * Pure query - call {@link markIntroShown} to record that it was shown. Kept separate so it
     * can be used from a React render without side effects.
     */
    hasShownIntro(chatId: string): boolean;
    /**
     * Marks the tool-confirmation intro as shown for the given chat, so it is only rendered once
     * per chat session.
     */
    markIntroShown(chatId: string): void;
    register(entry: PendingToolConfirmation): Disposable;
    unregister(entry: PendingToolConfirmation): void;
    /**
     * Returns the most recently registered pending confirmation, optionally restricted to a single
     * chat. Without a `chatId` it considers all chats (e.g. to drive a global context key); with a
     * `chatId` it only returns a confirmation belonging to that chat.
     */
    getLatest(chatId?: string): PendingToolConfirmation | undefined;
    /**
     * Whether there is a pending confirmation, optionally restricted to a single chat.
     */
    hasPending(chatId?: string): boolean;
}
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