import type { ChatMessageBase } from '../../components';
/** A record as a tool returned it, before any display-time annotation. */
export type ChatRecord = Record<string, unknown> & {
    objectID: string;
};
export type ChatRecords = Record<string, ChatRecord>;
/**
 * The records the chat's tools have fetched, keyed by `objectID`: the shared
 * lookup between the tools that search and the tools handed only identifiers.
 */
export type ChatRecordsStore = {
    get: (objectID: string) => ChatRecord | undefined;
    has: (objectID: string) => boolean;
    /** The current map, not a copy — read-only, and replaced by `clear()`. */
    getAll: () => ChatRecords;
    /** Last write wins per `objectID`; records without one are skipped. */
    merge: (records: Array<ChatRecord | null | undefined>) => void;
    clear: () => void;
};
export declare function createChatRecordsStore(): ChatRecordsStore;
/**
 * Collects into `store` the records of every completed tool call in `messages`
 * whose output holds `hits`. Matching on the output rather than on a tool name
 * means any tool that fetches records contributes them by returning them.
 *
 * Idempotent, so it can re-run over the whole conversation on every update:
 * streaming deltas and a conversation restored from storage are one code path.
 */
export declare function collectChatRecords(messages: ChatMessageBase[] | undefined, store?: ChatRecordsStore): ChatRecordsStore;