import { ChatNotificationSettings, ChatPhoto, ChatTypeUnion, DraftMessage, Message } from './index';
export declare type ChatUnion = Chat;
/** A chat. (Can be a private chat, basic group, supergroup, or secret chat) */
export interface Chat {
    _: 'chat';
    /** Chat unique identifier */
    id: number;
    /** Type of the chat */
    type: ChatTypeUnion;
    /** Chat title */
    title: string;
    /** Chat photo; may be null */
    photo?: ChatPhoto;
    /** Last message in the chat; may be null */
    lastMessage?: Message;
    /**
     * Descending parameter by which chats are sorted in the main chat list. If the order
     * number of two chats is the same, they must be sorted in descending order by ID. If
     * 0, the position of the chat in the list is undetermined
     */
    order: string;
    /** True, if the chat is pinned */
    isPinned: boolean;
    /** True, if the chat is marked as unread */
    isMarkedAsUnread: boolean;
    /** True, if the chat is sponsored by the user's MTProxy server */
    isSponsored: boolean;
    /**
     * True, if the chat messages can be deleted only for the current user while other users
     * will continue to see the messages
     */
    canBeDeletedOnlyForSelf: boolean;
    /** True, if the chat messages can be deleted for all users */
    canBeDeletedForAllUsers: boolean;
    /** True, if the chat can be reported to Telegram moderators through reportChat */
    canBeReported: boolean;
    /**
     * Default value of the disable_notification parameter, used when a message is sent
     * to the chat
     */
    defaultDisableNotification: boolean;
    /** Number of unread messages in the chat */
    unreadCount: number;
    /** Identifier of the last read incoming message */
    lastReadInboxMessageId: number;
    /** Identifier of the last read outgoing message */
    lastReadOutboxMessageId: number;
    /** Number of unread messages with a mention/reply in the chat */
    unreadMentionCount: number;
    /** Notification settings for this chat */
    notificationSettings: ChatNotificationSettings;
    /** Identifier of the pinned message in the chat; 0 if none */
    pinnedMessageId: number;
    /**
     * Identifier of the message from which reply markup needs to be used; 0 if there is
     * no default custom reply markup in the chat
     */
    replyMarkupMessageId: number;
    /** A draft of a message in the chat; may be null */
    draftMessage?: DraftMessage;
    /**
     * Contains client-specific data associated with the chat. (For example, the chat position
     * or local chat notification settings can be stored here.) Persistent if a message
     * database is used
     */
    clientData: string;
}