export type MessageRole = "user" | "assistant" | "system";
export type MessageType = "text" | "voice" | "image";

export interface Message {
  id: string;
  role: MessageRole;
  type: MessageType;
  content: string;
  audioUri?: string;
  imageBase64?: string;
  timestamp: number;
  status?: "sending" | "sent" | "error";
  duration?: number;
}

export interface ServerConfig {
  host: string;
  port: number;
  localHost?: string;
  macAddress?: string;
}

export type ConnectionStatus = "disconnected" | "connecting" | "connected" | "compacting";

// --- WebSocket protocol ---

/** Outgoing from app to watcher */
export interface WsTextMessage {
  type: "text";
  content: string;
}

export interface WsVoiceMessage {
  type: "voice";
  audioBase64: string;
  content: string;
}

export interface WsImageMessage {
  type: "image";
  imageBase64: string;
  caption: string;
  mimeType: string;
}

export interface WsCommandMessage {
  type: "command";
  command: string;
  args?: Record<string, unknown>;
}

export type WsOutgoing = WsTextMessage | WsVoiceMessage | WsImageMessage | WsCommandMessage;

/** Incoming from watcher to app */
export interface WsIncomingText {
  type: "text";
  content: string;
}

export interface WsIncomingVoice {
  type: "voice";
  content: string;
  audioBase64?: string;
}

export interface WsIncomingImage {
  type: "image";
  imageBase64: string;
  caption?: string;
}

export interface WsSession {
  index: number;
  name: string;
  type: "claude" | "terminal";
  kind?: "api" | "visual";
  isActive: boolean;
  id: string;
}

export interface WsIncomingSessions {
  type: "sessions";
  sessions: WsSession[];
}

export interface WsIncomingSessionSwitched {
  type: "session_switched";
  name: string;
  sessionId: string;
}

export interface WsIncomingSessionRenamed {
  type: "session_renamed";
  sessionId: string;
  name: string;
}

export interface WsIncomingError {
  type: "error";
  message: string;
}

export interface WsIncomingStatus {
  type: "status";
  status: string;
}

export type WsIncoming =
  | WsIncomingText
  | WsIncomingVoice
  | WsIncomingImage
  | WsIncomingSessions
  | WsIncomingSessionSwitched
  | WsIncomingSessionRenamed
  | WsIncomingError
  | WsIncomingStatus;