interface ChatMessage {
    id: string;
    message: string;
    subText?: string;
    options?: string[] | null;
    type: MessageTypes;
    roomId: string;
    tags?: string[];
    replyTo?: string;
    referenceId?: string;
    from?: string | null;
    to: string;
    status?: ChatStatus[];
    metadata?: Metadata[];
    private: boolean;
    createdAt: string;
    updatedAt: string;
    readStatus?: boolean;
}
interface Metadata {
    key: string;
    value: string;
}
interface ChatStatus {
    chatId?: string | null;
    createdAt?: string | null;
    status?: string | null;
    updatedAt?: string | null;
    userId?: string | null;
}
interface ChatTextMessage extends ChatMessage {
    type: 'text';
}
declare const MessageTypes: {
    readonly TEXT: "text";
    readonly IMAGE: "image";
    readonly PDF: "pdf";
    readonly FILE: "file";
    readonly VIDEO: "video";
    readonly QUESTION: "question";
    readonly APPOINTMENT: "appointment";
};
type MessageTypes = (typeof MessageTypes)[keyof typeof MessageTypes];

export { type ChatMessage, type ChatStatus, type ChatTextMessage, MessageTypes, type Metadata };