import type { FetchResult } from '@apollo/client';
import type { Member } from '../../framework/types';
import type { BasicMessageFragment } from '../graphql/BasicMessageFragment';
import type { SendMessageMutation } from '../graphql/SendMessageMutation';
import type { ThreadMessagesQuery } from '../graphql/ThreadMessagesQuery';
import type { CreateMessageInput } from '../hooks/useThread';
export declare function appendMessage(data: ThreadMessagesQuery | null | undefined, response: FetchResult<SendMessageMutation> | null | undefined): ThreadMessagesQuery | null | undefined;
export declare function createTemporaryMessage(member: Member, input: CreateMessageInput): BasicMessageFragment;