import type { QuestionnaireResult, QuestionParams } from "../tools/ask-user-question/tool/types.js";
import type { ExtensionUIContext } from "./ui-types.js";
export type { QuestionAnswer, QuestionnaireError, QuestionnaireResult, QuestionParams, } from "../tools/ask-user-question/tool/types.js";
export interface HostDiagnostic {
    level: "info" | "warning" | "error";
    source: string;
    message: string;
    sessionId: string;
}
export interface HostInputOptions {
    signal: AbortSignal;
    requestId: string;
    sessionId: string;
    workflowRunId?: string;
    workflowStageId?: string;
}
export interface HostInput {
    confirm(title: string, message: string, options: HostInputOptions): Promise<boolean>;
    select(title: string, choices: string[], options: HostInputOptions): Promise<string | undefined>;
    input(title: string, placeholder: string | undefined, options: HostInputOptions): Promise<string | undefined>;
    editor(title: string, initial: string | undefined, options: HostInputOptions): Promise<string | undefined>;
    questionnaire(params: QuestionParams, options: HostInputOptions): Promise<QuestionnaireResult>;
}
export declare function hostInputError(code: "HumanInputUnavailable" | "HumanInputCancelled" | "InvalidHostInput" | "SessionClosed"): Error & {
    code: string;
};
type QuestionnairePresentation = (signal: AbortSignal) => Promise<QuestionnaireResult>;
export declare function getHostQuestionnaire(ui: ExtensionUIContext): ((params: QuestionParams, signal?: AbortSignal, present?: QuestionnairePresentation) => Promise<QuestionnaireResult>) | undefined;
export declare function copyHostQuestionnaire(source: ExtensionUIContext, target: ExtensionUIContext): void;
type WorkflowIdentity = Pick<HostInputOptions, "workflowRunId" | "workflowStageId"> & {
    sessionId?: string;
};
/** One runner owns request settlement; host promises cannot revive a retired request. */
export declare class HostInputBridge {
    private adapter;
    private configuredInput;
    private bindingRevision;
    private closed;
    private readonly pending;
    private readonly bindingListeners;
    private readonly sessionId;
    private readonly signal;
    constructor(sessionId: () => string, signal: () => AbortSignal | undefined);
    bind(adapter: HostInput | undefined, configuredInput?: HostInput | null, bindingRevision?: number): void;
    get available(): boolean;
    cancel(): void;
    close(): void;
    wrap(ui: ExtensionUIContext, presentationHost?: HostInput, scope?: WorkflowIdentity): ExtensionUIContext;
    private request;
}
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