import type { NativeEventEmitter } from 'react-native';
import { Native } from './__internal__/Native';
import type { ChatUserInfoEventListener } from './ChatEvents';
import { ChatUserInfo } from './common/ChatUserInfo';
/**
 * The user information manager for updating and getting user attributes.
 */
export declare class ChatUserInfoManager extends Native {
    private static TAG;
    private _userInfoListeners;
    private _userInfoSubscriptions;
    constructor();
    setNativeListener(event: NativeEventEmitter): void;
    private invokeUserInfoListener;
    /**
     * Adds a user information listener.
     *
     * @param listener The listener to add.
     */
    addUserInfoListener(listener: ChatUserInfoEventListener): void;
    /**
     * Removes the user information listener.
     *
     * @param listener The listener to remove.
     */
    removeUserInfoListener(listener: ChatUserInfoEventListener): void;
    /**
     * Removes all user information listeners.
     */
    removeAllUserInfoListener(): void;
    /**
     * Modifies the user attributes of the current user.
     *
     * @params The parameter set.
     * - [nickName] The nickname of the user.
     * - [avatarUrl] The avatar URL of the user.
     * - [mail] The email address of the user.
     * - [phone] The phone number of the user.
     * - [gender] The gender of the user. The value can only be `0`, `1`, or `2`. Other values are invalid.
     *    - `0`: (Default) Unknown;
     *    - `1`: Male;
     *    - `2`: Female.
     * - [sign] The signature of the user.
     * - [birth] The birthday of the user.
     * - [ext] The custom extension information of the user. You can set it to an empty string or type custom information and encapsulate them as a JSON string.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    updateOwnUserInfo(params: {
        nickName?: string;
        avatarUrl?: string;
        mail?: string;
        phone?: string;
        gender?: number;
        sign?: string;
        birth?: string;
        ext?: string;
    }): Promise<void>;
    /**
     * Gets the user attributes of the specified users.
     *
     * @param userIds The user ID array.
     * @returns A map that contains key-value pairs where the key is the user ID and the value is user attributes，see {@link ChatUserInfo}.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    fetchUserInfoById(userIds: Array<string>): Promise<Map<string, ChatUserInfo>>;
    /**
     * Gets the user attributes of the specified users from the local database.
     *
     * @param userIds The user ID array.
     * @returns A map that contains key-value pairs where the key is the user ID and the value is user attributes, see {@link ChatUserInfo}.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    getLocalUserInfoByIds(userIds: Array<string>): Promise<Map<string, ChatUserInfo>>;
    /**
     * Subscribes to the user attributes of the specified users.
     *
     * When the user attributes of a subscribed user are updated, the {@link ChatUserInfoEventListener.onUserInfoUpdate} callback is triggered.
     *
     * @param userIds The user ID array.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    subscribeUsersInfo(userIds: Array<string>): Promise<void>;
    /**
     * Unsubscribes from the user attributes of the specified users.
     *
     * @param userIds The user ID array.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    unsubscribeUsersInfo(userIds: Array<string>): Promise<void>;
    /**
     * Gets the list of users whose user attributes are subscribed by the current user.
     *
     * @returns The list of user attributes of the subscribed users. See {@link ChatUserInfo}.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    fetchSubscribedUsers(): Promise<ChatUserInfo[]>;
    /**
     * Gets attributes of the current user from the server.
     *
     * @returns The obtained user attributes. See {@link ChatUserInfo}.
     *
     * @throws A description of the exception. See {@link ChatError}.
     */
    fetchOwnInfo(): Promise<ChatUserInfo | undefined>;
}
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