import type { Message } from '../../types/schemas/chat/conversations.js';
export declare enum ChatMessageStatus {
    Pending = "pending",
    Completed = "completed",
    Failed = "failed"
}
export type ChatMessageTerminalPayload = {
    conversationId: string;
    messageId: string;
    status: ChatMessageStatus.Completed | ChatMessageStatus.Failed;
};
export type ChatMessageTerminalHandler = (payload: ChatMessageTerminalPayload) => void;
export declare function terminalMessageTransitions(previousMessages: readonly Message[], nextMessages: readonly Message[]): ChatMessageTerminalPayload[];
export declare function provideChatMessageTerminal(handler: ChatMessageTerminalHandler): void;
export declare function useChatMessageTerminal(): {
    emit(payload: ChatMessageTerminalPayload): void;
};