import type { Chat, Context, Filter, User } from "@yaebal/core";
/**
 * who/where filters. all of them read `ctx.from` / `ctx.chat`, which cover
 * every update kind that carries a user or a chat (messages, callback and
 * inline queries, member updates, join requests, reactions, boosts, …).
 */
/** match numeric ids and `@usernames` (case-insensitive, `@` optional). */
export declare function idMatcher(ids: readonly (number | string)[]): (peer: {
    id: number;
    username?: string;
}) => boolean;
/** chat is one of the given types; narrows `ctx.chat` to them. */
export declare function chatType<T extends Chat["type"]>(...types: readonly T[]): Filter<Context, {
    chat: Chat & {
        type: T;
    };
}>;
export declare const isPrivate: Filter<Context, {
    chat: Chat & {
        type: "private";
    };
}>;
export declare const isGroup: Filter<Context, {
    chat: Chat & {
        type: "group" | "supergroup";
    };
}>;
export declare const isChannel: Filter<Context, {
    chat: Chat & {
        type: "channel";
    };
}>;
/** chat is a forum supergroup (has topics). */
export declare const isForum: Filter<Context, {
    chat: Chat & {
        is_forum: true;
    };
}>;
/** update is in one of the given chats — by id or `@username`. */
export declare function chatId(...ids: (number | string)[]): Filter<Context, {
    chat: Chat;
}>;
/** update is from one of the given users — by id or `@username`. */
export declare function fromUser(...ids: (number | string)[]): Filter<Context, {
    from: User;
}>;
/** update is from a bot. */
export declare const fromBot: Filter<Context, {
    from: User & {
        is_bot: true;
    };
}>;
/** update is from a Telegram Premium user. */
export declare const isPremium: Filter<Context, {
    from: User & {
        is_premium: true;
    };
}>;
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