import type { Nullable } from '@voiceflow/common';
export declare enum ButtonType {
    INTENT = "INTENT"
}
export declare enum ButtonsLayout {
    STACKED = "stacked",
    CAROUSEL = "carousel"
}
/**
 * @deprecated Use BaseButton instead
 */
export interface Chip {
    label: string;
}
export interface BaseButton<T> {
    type: ButtonType;
    name: string;
    payload: T;
}
export interface IntentButton extends BaseButton<{
    intentID: Nullable<string>;
}> {
    type: ButtonType.INTENT;
}
export type AnyButton = IntentButton;
export interface StepButtonsLayout {
    buttonsLayout?: Nullable<ButtonsLayout>;
}
export interface StepButton extends StepButtonsLayout {
    /**
     * @deprecated Use buttons
     */
    chips: Nullable<Chip[]>;
    buttons?: Nullable<AnyButton[]>;
}
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