import { Types } from "mongoose";

export enum MessageType {
  USER = "user",
  BOT = "bot",
  SYSTEM = "system",
}

export enum MessageStatus {
  SENT = "sent",
  DELIVERED = "delivered",
  READ = "read",
  FAILED = "failed",
}

export interface IChatMessage {
  _id: Types.ObjectId;
  content: string;
  type: MessageType;
  status: MessageStatus;
  session: Types.ObjectId;
  sender?: Types.ObjectId;
  metadata?: Record<string, any>;
  responseToId?: string;
  tokensUsed: number;
  createdAt: Date;
  updatedAt: Date;
}