import type { SessionMessageModel, WS_DATA_TYPE_TEXT, WS_MSG_MULTIPLE_DATA } from '@mindverse/accessor-open';
import { WS_MSG_DATA_TYPE } from '@mindverse/accessor-open';
export declare enum MessageItemType {
    RECEIVE = "RECEIVE",
    SEND = "SEND",
    SYSTEM = "SYSTEM"
}
export default interface MessageItem {
    type: MessageItemType;
    multipleData: WS_MSG_MULTIPLE_DATA[];
    data: WS_DATA_TYPE_TEXT;
    timestamp?: number;
    dividerContent?: string;
    content?: string;
    messageId?: string;
    seqId: string;
    sources?: string[];
    index?: number;
}
export declare function transformNewMsg(msg: SessionMessageModel): MessageItem;
/**
 * 消息是否相同
 * @param left left Message
 * @param right right Message
 * @returns is Same
 */
export declare const isSameMessage: (left: MessageItem, right: MessageItem) => boolean;
/**
 * 用于内部展示的铺平后的逻辑
 */
export interface ChatListItem {
    type: MessageItemType;
    singleDataType: WS_MSG_DATA_TYPE;
    msgBubble?: boolean;
    content: string;
    timestamp?: number;
    files?: string[];
    sources: string[];
    messageId?: string;
}
export declare const flatMessages: (originSource: MessageItem[]) => ChatListItem[][];