import { CancellationToken } from "@codingame/monaco-vscode-api/vscode/vs/base/common/cancellation";
import { ILanguageModelsService } from "@codingame/monaco-vscode-api/vscode/vs/workbench/contrib/chat/common/languageModels.service";
import { IChatGoalSummaryService } from "@codingame/monaco-vscode-api/vscode/vs/workbench/contrib/chat/browser/chatGoalSummaryService.service";
export declare class ChatGoalSummaryService implements IChatGoalSummaryService {
    private readonly _languageModelsService;
    readonly _serviceBrand: undefined;
    private readonly _cache;
    private readonly _inFlight;
    constructor(_languageModelsService: ILanguageModelsService);
    summarize(prompt: string, token: CancellationToken): Promise<string | undefined>;
    private _invokeModel;
}
/**
 * Normalizes a raw summary-model response into a goal phrase suitable for the
 * banner, or `undefined` when nothing usable remains. Strips quotes and a
 * leading "Goal:", collapses whitespace, suppresses model refusals (see
 * {@link REFUSAL_PREFIX_RE}), and truncates to {@link MAX_SUMMARY_CHARS}.
 *
 * Exported for unit testing.
 */
export declare function cleanGoalSummary(raw: string): string | undefined;