/**
 * Controller class to manage search conversation related operations
 */
export declare class SearchConversationsManager {
    private static errorHandler;
    /**
     * Set error handler for the manager
     */
    static setErrorHandler(handler: (error: unknown, source?: string) => void): void;
    /**
     * Attaches an SDK user listener
     *
     * @returns Function to call to remove the attached SDK user listener
     */
    static attachUserListener(callback: (user: CometChat.User) => void): () => void;
    /**
     * Attaches an SDK group listener
     *
     * @returns Function to call to remove the attached SDK group listener
     */
    static attachGroupListener(callback: (message: CometChat.BaseMessage, remove?: boolean) => Promise<void>, loggedInUser: CometChat.User | null): (() => void) | undefined;
    /**
     * Attaches an SDK message received listener
     *
     * @returns - Function to remove the added SDK message received listener
     */
    static attachMessageReceivedListener(callback: (message: CometChat.BaseMessage) => Promise<void>): (() => void) | undefined;
    /**
     * Attaches an SDK message receipt listener
     *
     * @returns - Function to remove the added SDK message receipt listener
     */
    static attachMessageReceiptListener(callback: (receipt: CometChat.MessageReceipt, updateReadAt: boolean) => void): (() => void) | undefined;
    /**
     * Attaches an SDK message modified listener
     *
     * @returns - Function to remove the added SDK message modified listener
     */
    static attachMessageModifiedListener(callback: (message: CometChat.BaseMessage) => void): (() => void) | undefined;
    /**
     * Attaches an SDK call listener
     *
     * @returns - Function to remove the added SDK call listener
     */
    static attachCallListener(callback: (message: CometChat.BaseMessage) => void): (() => void) | undefined;
    /**
     * Determines if the last message should trigger an update based on its category and type.
     */
    static shouldLastMessageAndUnreadCountBeUpdated: (message: CometChat.BaseMessage) => any;
}