import type { Errors, ZoomVideoSDKChatPrivilegeType } from '../native/ZoomVideoSdk';
/**
 * A class to operate the instant message in session.
 */
export declare type ZoomVideoSdkChatHelperType = {
    /**
     * Call this method to send a chat message to a specific user.
     */
    sendChatToUser: (userId: string, message: string) => Promise<Errors>;
    /**
     * Call this method to send a chat message to all users.
     */
    sendChatToAll: (message: string) => Promise<Errors>;
    /**
     * Call this method to delete a specific chat message from the Zoom server.
     */
    deleteChatMessage: (msgId: string) => Promise<Errors>;
    /**
     * Determine if a specific message can be deleted.
     */
    canChatMessageBeDeleted: (msgId: string) => Promise<boolean>;
    /**
     * Change the privilege of the user's ability to send messages.
     */
    changeChatPrivilege: (privilege: ZoomVideoSDKChatPrivilegeType) => Promise<Errors>;
};
export declare class ZoomVideoSdkChatHelper implements ZoomVideoSdkChatHelperType {
    isChatDisabled: any;
    isPrivateChatDisabled: any;
    sendChatToUser(userId: string, message: string): Promise<any>;
    sendChatToAll(message: string): Promise<any>;
    deleteChatMessage(msgId: string): Promise<any>;
    canChatMessageBeDeleted(msgId: string): Promise<any>;
    changeChatPrivilege(privilege: ZoomVideoSDKChatPrivilegeType): Promise<any>;
}