import { type IAnalyticalBackend, type IChatThreadHistory, type IUserWorkspaceSettings } from "@gooddata/sdk-backend-spi";
import { type IChatConversationLocal, type Message } from "../../model.js";
/**
 * Load thread history and put it to the store.
 * @internal
 */
export declare function onThreadLoad(): Generator<import("redux-saga/effects").CancelledEffect | Generator<import("redux-saga/effects").CallEffect<void>, void, unknown> | Generator<import("redux-saga/effects").GetContextEffect | import("redux-saga/effects").PutEffect<{
    payload: {
        messages: Message[];
        threadId: string;
    };
    type: "messages/loadThreadSuccessAction";
}> | import("redux-saga/effects").PutEffect<{
    payload: {
        messages: Message[];
    };
    type: "messages/restoreCachedMessagesAction";
}> | import("redux-saga/effects").RaceEffect<import("redux-saga/effects").CallEffect<IChatThreadHistory> | import("redux-saga/effects").TakeEffect>, void, IAnalyticalBackend & string & [results: IChatThreadHistory, {
    payload: undefined;
    type: "messages/cancelAsyncAction";
}]> | import("redux-saga/effects").PutEffect<{
    payload: {
        error: Error;
    };
    type: "messages/loadThreadErrorAction";
}> | import("redux-saga/effects").PutEffect<{
    payload: {
        conversationLocalId?: string;
    };
    type: "messages/clearConversationLoadingAction";
}> | import("redux-saga/effects").SelectEffect, void, (IChatConversationLocal | undefined) & ((IUserWorkspaceSettings & false) | (IUserWorkspaceSettings & true))>;
/**
 * Merge backend-loaded messages with cached messages.
 * For each assistant message from the backend, if its content is missing semanticSearch
 * data but the corresponding cached message has it, the cached content is preserved.
 * Matching is done by the server-side interaction ID (message.id).
 * @internal
 */
export declare function mergeWithCache(backendMessages: Message[], cachedMessages: Message[]): Message[];
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