import { TeamsAdaptiveCard, TeamsCardAttachment, TeamsCardElement, TeamsSubmitAction, TeamsSubmitData } from "./types.js";
//#region src/teams/constants.d.ts
/** The Adaptive Card schema version emitted by {@link toAdaptiveCard}: the Teams desktop/web cap (mobile clients cap at 1.2). */
export declare const AC_VERSION = "1.5";
/** The `$schema` URL stamped on every emitted card. */
export declare const ADAPTIVE_CARD_SCHEMA = "http://adaptivecards.io/schemas/adaptive-card.json";
/** The `contentType` stamped on every emitted attachment. */
export declare const ATTACHMENT_CONTENT_TYPE = "application/vnd.microsoft.card.adaptive";
/** The maximum number of attachments produced from a root-level Carousel. */
export declare const CAROUSEL_ATTACHMENT_CAP = 10;
/** The maximum number of primary-mode actions in one ActionSet; extras are set to secondary mode instead of being dropped. */
export declare const PRIMARY_ACTION_CAP = 6;
/** The maximum number of data rows in a Table. */
export declare const TABLE_ROW_CAP = 100;
/** The maximum number of columns in a Table. */
export declare const TABLE_COLUMN_CAP = 20;
/** The maximum number of choices in a Select or RadioGroup. */
export declare const CHOICE_OPTION_CAP = 100;
/** The soft byte-count budget for a serialized card, past which a warning notes Teams' 100 KB bot message limit (the card is never truncated to fit it). */
export declare const PAYLOAD_SOFT_CAP = 80000;
/** Measures the wire size of `value` in UTF-8 bytes rather than UTF-16 code units. */
export declare function utf8ByteLength(value: string): number;
/** Builds the fixed-shape Adaptive Card envelope around a converted body. */
export declare function buildCard(body: TeamsCardElement[]): TeamsAdaptiveCard;
/** Wraps a card as a bot-framework message attachment. */
export declare function buildAttachment(card: TeamsAdaptiveCard): TeamsCardAttachment;
/**
 * Nests an IR action under an `aui` key so `decodeSubmitData` can invert it
 * back out of the merged `activity.value` object a Teams bot receives,
 * alongside whatever other named inputs shared the card.
 */
export declare function buildSubmitData(action: unknown): TeamsSubmitData;
/** Builds an Action.Submit carrying `action` in the `aui` envelope. */
export declare function buildSubmitAction(title: string, action: unknown, mode?: "secondary"): TeamsSubmitAction;
//#endregion
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