/**
 * Known type of chat.
 */
export type ChatType = 'sender' | 'private' | 'group' | 'supergroup' | 'channel' | string;
export interface User {
    /**
     * True, if this user added the bot to the attachment menu.
     */
    added_to_attachment_menu?: boolean;
    /**
     * True, if this user allowed the bot to message them.
     */
    allows_write_to_pm?: boolean;
    /**
     * First name of the user or bot.
     */
    first_name: string;
    /**
     * A unique identifier for the user or bot.
     */
    id: number;
    /**
     * True, if this user is a bot. Returned in the `receiver` field only.
     * @see receiver
     */
    is_bot?: boolean;
    /**
     * True, if this user is a Telegram Premium user.
     */
    is_premium?: boolean;
    /**
     * Last name of the user or bot.
     */
    last_name?: string;
    /**
     * [IETF language tag](https://en.wikipedia.org/wiki/IETF_language_tag) of the user's language.
     * Returns in user field only.
     */
    language_code?: string;
    /**
     * URL of the user’s profile photo. The photo can be in .jpeg or .svg
     * formats. Only returned for Mini Apps launched from the attachment menu.
     */
    photo_url?: string;
    /**
     * Username of the user or bot.
     */
    username?: string;
}
/**
 * Describes Telegram Mini Apps [Chat](https://docs.mini-apps.store/platforms/telegram/init-data#chat) type.
 */
export interface Chat {
    /**
     * Unique identifier for this chat.
     */
    id: number;
    /**
     * URL of the chat’s photo. The photo can be in .jpeg or .svg formats.
     * Only returned for Mini Apps launched from the attachment menu.
     */
    photo_url?: string;
    /**
     * Type of the chat.
     */
    type: 'group' | 'supergroup' | 'channel' | string;
    /**
     * Title of the chat.
     */
    title: string;
    /**
     * Username of the chat.
     */
    username?: string;
}
/**
 * Describes Telegram Mini Apps [InitData](https://docs.mini-apps.store/platforms/telegram/init-data#parameters-list)
 * type.
 */
export interface InitData {
    /**
     * Init data generation date.
     */
    auth_date: Date;
    /**
     * The number of seconds after which a message can be sent via the method [answerWebAppQuery](https://core.telegram.org/bots/api#answerwebappquery).
     */
    can_send_after?: number;
    /**
     * An object containing data about the chat where the bot was launched via
     * the attachment menu. Returned for supergroups, channels and group
     * chats – only for Mini Apps launched via the attachment menu.
     */
    chat?: Chat;
    /**
     * The type of chat from which Mini App was opened.
     */
    chat_type?: ChatType;
    /**
     * A global identifier indicating the chat from which Mini App was opened. Returned only for
     * applications opened by direct link.
     */
    chat_instance?: string;
    /**
     * A hash of all passed parameters, which the bot server can use to
     * check their [validity](https://core.telegram.org/bots/webapps#validating-data-received-via-the-web-app).
     */
    hash: string;
    /**
     * A unique identifier for the Mini App session, required for sending
     * messages via the [answerWebAppQuery](https://core.telegram.org/bots/api#answerwebappquery) method.
     */
    query_id?: string;
    /**
     * An object containing data about the chat partner of the current user in
     * the chat where the bot was launched via the attachment menu.
     * Returned only for private chats and only for Mini Apps launched
     * via the attachment menu.
     */
    receiver?: User;
    /**
     * The value of the `startattach` or `startapp` parameter, passed via link.
     */
    start_param?: string;
    /**
     * Init data signature used during 3-rd party validation.
     */
    signature: string;
    /**
     * An object containing data about the current user.
     */
    user?: User;
}