import type { MutableRefObject } from "react";

import type { ChatMessage, ChatMessageText, FeedbackVote } from "./messages";
import type { ChatTopic } from "./options";

import type { SendMessageResponse } from "./webhook";

export interface ChatStore {
  initialMessages: ChatMessage[];
  messages: ChatMessage[];
  currentSessionId: string | null;
  waitingForResponse: boolean;
  loadPreviousSession?: () => Promise<boolean>;
  startNewSession?: () => Promise<void>;
  sendMessage: (
    text: string,
    files?: File[],
  ) => Promise<SendMessageResponse | null>;
  sendFeedback: (messageId: string, vote: FeedbackVote) => Promise<void>;
  appendMessage: (message: ChatMessage) => void;
  replaceMessage: (messageId: string, message: ChatMessageText) => void;
  setWaitingForResponse: (waiting: boolean) => void;
  setCurrentSessionId: (sessionId: string | null) => void;
  websocketRef: MutableRefObject<WebSocket | null>;
  selectTopic: (topic: ChatTopic, acknowledgement?: string) => void;
  selectedTopic: ChatTopic | null;
  isTopicSelectionPending: boolean;
  isTopicSelectionRequired: boolean;
}