mtcute/packages/dispatcher/src/handler.ts

50 lines
1.3 KiB
TypeScript

import { MaybeAsync, Message, TelegramClient } from '@mtcute/client'
import { tl } from '@mtcute/tl'
import { PropagationSymbol } from './propagation'
import { ChatMemberUpdate } from './updates'
interface BaseUpdateHandler<Type, Handler, Checker> {
type: Type
callback: Handler
check?: Checker
}
type ParsedUpdateHandler<Type, Update> = BaseUpdateHandler<
Type,
(
update: Update,
client: TelegramClient
) => MaybeAsync<void | PropagationSymbol>,
(update: Update, client: TelegramClient) => MaybeAsync<boolean>
>
export type RawUpdateHandler = BaseUpdateHandler<
'raw',
(
client: TelegramClient,
update: tl.TypeUpdate,
users: Record<number, tl.TypeUser>,
chats: Record<number, tl.TypeChat>
) => MaybeAsync<void | PropagationSymbol>,
(
client: TelegramClient,
update: tl.TypeUpdate,
users: Record<number, tl.TypeUser>,
chats: Record<number, tl.TypeChat>
) => MaybeAsync<boolean>
>
export type NewMessageHandler<T = Message> = ParsedUpdateHandler<
'new_message',
T
>
export type ChatMemberUpdateHandler<T = ChatMemberUpdate> = ParsedUpdateHandler<
'chat_member',
T
>
export type UpdateHandler =
| RawUpdateHandler
| NewMessageHandler
| ChatMemberUpdateHandler