import type { ChannelChat, Chat, Filter, GroupChat, PrivateChat, SupergroupChat } from '@puregram/api';
type ChatTypeKey = 'private' | 'group' | 'supergroup' | 'channel';
type SenderChatTypeKey = Exclude<ChatTypeKey, 'private'>;
type ChatSubtype<T extends ChatTypeKey> = T extends 'private' ? PrivateChat : T extends 'group' ? GroupChat : T extends 'supergroup' ? SupergroupChat : T extends 'channel' ? ChannelChat : never;
/**
 * match against `chat.type`. callable form `chat('private')` plus shorthand
 * properties `chat.private` / `chat.group` / `chat.supergroup` / `chat.channel`
 */
export declare const chat: (<T extends ChatTypeKey>(type: T) => Filter<unknown, {
    chat: ChatSubtype<T>;
}>) & {
    private: Filter<unknown, {
        chat: PrivateChat;
    }>;
    group: Filter<unknown, {
        chat: GroupChat;
    }>;
    supergroup: Filter<unknown, {
        chat: SupergroupChat;
    }>;
    channel: Filter<unknown, {
        chat: ChannelChat;
    }>;
};
/**
 * match against `sender_chat.type` — bot-api restricts sender chats to group,
 * supergroup, and channel. callable `senderChat('channel')` plus shorthand
 * properties `senderChat.group` / `.supergroup` / `.channel`
 */
export declare const senderChat: (<T extends SenderChatTypeKey>(type: T) => Filter<unknown, {
    senderChat: ChatSubtype<T>;
}>) & {
    group: Filter<unknown, {
        senderChat: GroupChat;
    }>;
    supergroup: Filter<unknown, {
        senderChat: SupergroupChat;
    }>;
    channel: Filter<unknown, {
        senderChat: ChannelChat;
    }>;
};
/**
 * match when `chat.id` is one of the supplied ids. varargs or readonly array.
 * `kinds` metadata covers every chat-bearing kind for the dispatcher fast-path
 */
export declare function chatId(ids: readonly number[]): Filter<unknown>;
export declare function chatId(...ids: number[]): Filter<unknown>;
/** match when the chat is a forum supergroup (`chat.is_forum === true`) */
export declare const forum: Filter<unknown, {
    chat: Omit<Chat, "isForum"> & {
        isForum: true;
    };
}>;
/** match when the message belongs to a forum topic (`is_topic_message === true`) */
export declare const topicMessage: Filter<unknown, {
    isTopicMessage: true;
}>;
export {};
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