import * as React from 'react';
import type { ChatBoxSlots, ChatBoxSlotProps } from "../ChatBox/ChatBox.types.js";
/**
 * Opt-in row dividers rendered by the default message row. Shared by `ChatBox`
 * (`features` prop) and the standalone `ChatMessageList` (`features` prop).
 */
export interface ChatMessageListFeatures {
  /**
   * Whether to render a date divider between messages whose `createdAt` values
   * fall on different calendar days. Use the `dateDivider` slot to customize the
   * rendered component once enabled.
   * @default false
   */
  dateDivider?: boolean;
  /**
   * Whether to render the unread "new messages" marker above the first unread
   * message (derived from the active conversation's `unreadCount` / `readState`).
   * Use the `unreadMarker` slot to customize the rendered component once enabled.
   * @default false
   */
  unreadMarker?: boolean;
  /**
   * Whether to show the animated streaming indicator while waiting for /
   * receiving an assistant response.
   * - `'auto'` – shown only in assistant-backed conversations (auto-detected).
   * - `true` – always shown while a response is in flight.
   * - `false` – never shown.
   * Use the `streamingIndicator` slot to customize the rendered component.
   * @default 'auto'
   */
  streamingIndicator?: boolean | 'auto';
}
/**
 * Flat per-row slot keys shared by `ChatBox` and `ChatMessageList` — the
 * message-rendering pipeline vocabulary (group wrapper, dividers, and the
 * per-row `message*` parts). A subset of the public `ChatBoxSlots`.
 */
type ChatMessageRowSlotKeys = 'messageGroup' | 'dateDivider' | 'unreadMarker' | 'streamingIndicator' | 'messageRoot' | 'messageAvatar' | 'messageContent' | 'messageMeta' | 'messageInlineMeta' | 'messageError' | 'messageActions' | 'messageAuthorName';
export interface ChatMessageRowSlots extends Pick<ChatBoxSlots, ChatMessageRowSlotKeys> {}
export interface ChatMessageRowSlotProps extends Pick<ChatBoxSlotProps, ChatMessageRowSlotKeys> {}
export interface DefaultMessageItemProps {
  id: string;
  /**
   * Index of this row within the rendered list. Forwarded to the group so grouping
   * (previous/next neighbor lookup) is computed against the rendered list rather than
   * the full conversation when a custom `items` subset is used.
   */
  index?: number;
  /** The rendered list's message ids. Forwarded to the group alongside `index`. */
  items?: string[];
  slots?: ChatMessageRowSlots;
  slotProps?: ChatMessageRowSlotProps;
  /**
   * Opt-in row dividers. Both are disabled by default; pass `{ dateDivider: true }`
   * and/or `{ unreadMarker: true }` to render them.
   */
  features?: ChatMessageListFeatures;
}
/**
 * Default message-row composition used by `ChatBox` and `ChatMessageList`
 * when no custom `renderItem` is provided.
 *
 * Slots are read from the `ChatSlots` context (the `ChatBox` path) unless passed
 * explicitly via props (the standalone `ChatMessageList` path, which partitions
 * its own flat slots and forwards the row keys here). `messageGroup` swaps the
 * group component; the flat `message*` keys flow into the group, which maps them
 * onto the inner `ChatMessage`'s short local slots.
 *
 * Memoized because this is the per-row component inside the virtualized list:
 * `ChatBox`'s `renderItem` carries no slot payload (it reads context), so
 * scroll-driven re-renders short-circuit on the shallow id/index/items compare.
 */
export declare const DefaultMessageItem: React.MemoExoticComponent<({
  id,
  index,
  items,
  slots: slotsProp,
  slotProps: slotPropsProp,
  features
}: DefaultMessageItemProps) => import("react/jsx-runtime").JSX.Element>;
export {};