import type { ChatMessageBase } from '../../components';
import type { ChatToolMessage, ClientSideTool, ClientSideTools, SearchToolInput } from '../../components/chat/types';
import type { RecordWithObjectID } from '../../types';
export declare const getTextContent: (message: ChatMessageBase) => string;
export declare const hasTextContent: (message: ChatMessageBase) => boolean;
export declare const isPartText: (part: ChatMessageBase["parts"][number]) => part is Extract<ChatMessageBase["parts"][number], {
    type: "text";
}>;
export declare const isPartTool: (part: ChatMessageBase["parts"][number]) => part is ChatToolMessage;
export declare const findTool: (partType: string, tools: ClientSideTools) => ClientSideTool | undefined;
/**
 * Extracts the `facetFilters` from a search tool input.
 *
 * The default search tool provides a ready-to-use `facet_filters` array. The
 * Algolia MCP Server search tool instead expresses refinements as individual
 * `facet_<attribute>` keys (e.g. `facet_categories: ['Books', 'Toys']`), which
 * are converted here into the `[['attribute:value']]` shape `applyFilters`
 * expects.
 */
export declare const getFacetFiltersFromToolInput: (input: SearchToolInput | undefined) => string[][] | undefined;
/**
 * Builds a map of `objectID` -> full record by collecting the hits from search
 * tool outputs across the conversation.
 *
 * The display results tool only receives object IDs from the backend, so it
 * relies on this map to hydrate each result with the full record that the
 * preceding search tool already fetched.
 *
 * Pass `untilToolCallId` (the display tool's own `toolCallId`) to scope
 * collection to the turn that produced it: hits are only gathered up to and
 * including the message that contains that tool call. This prevents a later
 * turn's search from overwriting an earlier display tool's records (and their
 * per-query metadata like `__queryID`).
 */
export declare const getHitsByObjectID: (messages: ChatMessageBase[], untilToolCallId?: string) => Record<string, RecordWithObjectID>;