import { CancellationToken } from "@codingame/monaco-vscode-api/vscode/vs/base/common/cancellation";
import { Event } from "@codingame/monaco-vscode-api/vscode/vs/base/common/event";
import { Disposable } from "@codingame/monaco-vscode-api/vscode/vs/base/common/lifecycle";
import { RawContextKey } from "@codingame/monaco-vscode-api/vscode/vs/platform/contextkey/common/contextkey";
import { IContextKeyService } from "@codingame/monaco-vscode-api/vscode/vs/platform/contextkey/common/contextkey.service";
import { IChatAgentService } from "@codingame/monaco-vscode-api/vscode/vs/workbench/contrib/chat/common/participants/chatAgents.service";
import { IChatModel } from "@codingame/monaco-vscode-api/vscode/vs/workbench/contrib/chat/common/model/chatModel";
import { ISpeechToTextEvent } from "@codingame/monaco-vscode-api/vscode/vs/workbench/contrib/speech/common/speechService";
import { ISpeechService } from "@codingame/monaco-vscode-api/vscode/vs/workbench/contrib/speech/common/speechService.service";
import { IVoiceChatService } from "./voiceChatService.service.js";
export interface IVoiceChatSessionOptions {
    readonly usesAgents?: boolean;
    readonly model?: IChatModel;
}
export interface IVoiceChatTextEvent extends ISpeechToTextEvent {
    /**
     * This property will be `true` when the text recognized
     * so far only consists of agent prefixes (`@workspace`)
     * and/or command prefixes (`@workspace /fix`).
     */
    readonly waitingForInput?: boolean;
}
export interface IVoiceChatSession {
    readonly onDidChange: Event<IVoiceChatTextEvent>;
}
export declare const VoiceChatInProgress: RawContextKey<boolean>;
export declare class VoiceChatService extends Disposable implements IVoiceChatService {
    private readonly speechService;
    private readonly chatAgentService;
    readonly _serviceBrand: undefined;
    private static readonly AGENT_PREFIX;
    private static readonly COMMAND_PREFIX;
    private static readonly PHRASES_LOWER;
    private static readonly PHRASES_UPPER;
    private static readonly CHAT_AGENT_ALIAS;
    private readonly voiceChatInProgress;
    private activeVoiceChatSessions;
    constructor(speechService: ISpeechService, chatAgentService: IChatAgentService, contextKeyService: IContextKeyService);
    private createPhrases;
    private toText;
    createVoiceChatSession(token: CancellationToken, options: IVoiceChatSessionOptions): Promise<IVoiceChatSession>;
    private normalizeWord;
}