import { Chat, MaybeArray, User } from '@mtcute/core';
import { BusinessMessageContext } from '../context/business-message.js';
import { MessageContext } from '../context/message.js';
import { Modify, UpdateFilter } from './types.js';
/**
 * Filter messages that call the given command(s)..
 *
 * When a command matches, the match array is stored in a
 * type-safe extension field `.commmand` of the {@link Message} object.
 * First element is the command itself, then the arguments.
 *
 * If the matched command was a RegExp, the first element is the
 * command, then the groups from the command regex, then the arguments.
 *
 * @param commands  Command(s) the filter should look for (w/out prefix)
 * @param prefixes
 *   Prefix(es) the filter should look for (default: `/`).
 *   Can be `null` to disable prefixes altogether
 * @param caseSensitive
 */
export declare function command(commands: MaybeArray<string | RegExp>, { prefixes, caseSensitive, }?: {
    prefixes?: MaybeArray<string> | null;
    caseSensitive?: boolean;
}): UpdateFilter<MessageContext | BusinessMessageContext, {
    command: string[];
}>;
/**
 * Shorthand filter that matches /start commands sent to bot's
 * private messages.
 */
export declare const start: UpdateFilter<MessageContext | BusinessMessageContext, {
    chat: User;
    command: string[];
}>;
/**
 * Shorthand filter that matches /start commands
 * sent in groups (i.e. using `?startgroup` parameter).
 */
export declare const startGroup: UpdateFilter<MessageContext | BusinessMessageContext, {
    chat: Modify<Chat, {
        chatType: 'group' | 'supergroup';
    }>;
    command: string[];
}, never>;
/**
 * Filter for deep links (i.e. `/start <deeplink_parameter>`).
 *
 * If the parameter is a regex, groups are added to `msg.command`,
 * meaning that the first group is available in `msg.command[2]`.
 */
export declare const deeplink: (params: MaybeArray<string | RegExp>) => UpdateFilter<MessageContext | BusinessMessageContext, {
    command: string[];
}>;
/**
 * Filter for group deep links (i.e. `/start <deeplink_parameter>`).
 *
 * If the parameter is a regex, groups are added to `msg.command`,
 * meaning that the first group is available in `msg.command[2]`.
 */
export declare const deeplinkGroup: (params: MaybeArray<string | RegExp>) => UpdateFilter<MessageContext | BusinessMessageContext, {
    command: string[];
}>;