import * as React from 'react';
import { SxProps, Theme } from '@mui/system';
import { type ComposerRootProps, type ChatAttachmentsConfig, type ChatVariant } from '@mui/x-chat-headless';
import { type ChatComposerClasses } from "./chatComposerClasses.mjs";
export interface ChatComposerFeatures {
  /**
   * Whether to enable attachment functionality (attach button and attachment preview list),
   * and optionally configure attachment validation constraints.
   *
   * - `true` – enable with no restrictions (default).
   * - `false` – disable attachment functionality entirely.
   * - `{ acceptedMimeTypes, maxFileCount, maxFileSize, onAttachmentReject }` – enable
   *   with the specified validation rules.
   * @default true
   */
  attachments?: boolean | ChatAttachmentsConfig;
}
export interface ChatComposerProps extends ComposerRootProps {
  className?: string;
  sx?: SxProps<Theme>;
  classes?: Partial<ChatComposerClasses>;
  /**
   * Feature flags to control composer capabilities.
   */
  features?: ChatComposerFeatures;
  /**
   * The visual layout variant of the composer.
   * - `'default'` – Stacked layout: attachment list, textarea, then toolbar below.
   * - `'compact'` – Inline layout: start actions, textarea, end actions in a single row.
   *
   * When omitted, inherits from the nearest `ChatVariantProvider` (e.g. set by `ChatBox`).
   * @default 'default'
   */
  variant?: ChatVariant;
}
declare const ChatComposer: React.ForwardRefExoticComponent<ChatComposerProps & React.RefAttributes<HTMLFormElement>>;
export { ChatComposer };