/**
 * Messaging — Shared type definitions
 */

import type { RawPushMessage } from '../tim/client.js';

/**
 * A raw message from any source (push or history).
 * Push messages come from TIM SDK events.
 */
export type RawMessage = RawPushMessage;

/**
 * A batch of messages ready for agent processing.
 * Built by the WindowAggregator when flush conditions are met.
 */
export interface ChannelDelta {
  channelId: string;
  channelName: string;
  messageCount: number;
  participants: string[];
  hasMention: boolean;
  urgency: number;
  messages: RawMessage[];
  source: string;
  flushReason: string;
}

/**
 * SDK message format for fetchMessages (see tim/messages.ts).
 */
export interface HistoryMessage {
  id: string;
  from: string;
  text: string;
  time: number;
  seq?: number;
}