import { ActionType, IPosition, OperateType } from "./const";

export type PeerType = 'text'

/**
 * videoElement: 用来展示画面的video元素
 * videoElement: 用来辅助粘贴的text input元素
 * wsAddress: websocket信令地址
 * buildMediaOfferMessage: 用来构造Media Offer信息的模版函数
 * buildMediaCandidateMessage: 用来构造Media Candidate信息的模版函数
 * buildJoinRoomMessage: 用来构造JoinRoom信息的模版函数
 * getMessageType: 用于从信令信息中解析消息类型的函数
 * hooksOnSignalMessage: 信令服务器收到所有消息后的回调，可以在这里根据收到的信令消息自定义行为
 * initPeerCase?: 可选, 标志可以开始初始化PeerConnection的判断函数, 默认为判断message-type是否等于roomStuats
 * answerType?:  可选, 标志是对等方Sdp的消息类型, 默认为answer
 * candidateType?:  可选, 标志是对等方Candiadte的消息类型, 默认为candidate
 * keyFrame?:  可选, 请求关键帧，如果需要可以设置
 * iceConfig?:  可选, 用于配置PeerConnection的ICE配置 
 * peerType?: 可选，用于配置需要额外创建的PeerConenction类型，默认只创建media类型
 * buildTextOfferMessage?: 可选, 用来构造Text Offer信息的模版函数
 * buildTextCandidateMessage?: 可选, 用来构造Text Candidate信息的模版函数
 */

export interface IRealtimePlayer {
  videoElement: HTMLVideoElement;
  textHelperElement: HTMLInputElement;
  imageElement?: HTMLImageElement;
  imageWS?: string;
  wsAddress: string;
  videoMode: string;
  buildMediaOfferMessage: (desc: RTCSessionDescriptionInit) => any;
  buildMediaCandidateMessage: (candidate: any) => any;
  buildTextOfferMessage?: (desc: RTCSessionDescriptionInit) => any;
  buildTextCandidateMessage?: (candidate: any) => any;
  buildJoinRoomMessage: () => any;
  getMessageType: (msg: string) => { type: string, payload: any, toPeerType: string };
  hooksOnSignalMessage: (parsed: { type: string; payload: Record<string,any> }) => void;
  hooksOnSignalOpen?:() => void;
  hooksOnSignalClose?:() => void;
  initPeerCase?: (parsed: { type: string; payload: Record<string,any> }) => boolean;
  answerType?: string;
  candidateType?: string;
  keyFrame?: any;
  iceConfig?: RTCConfiguration;
  peerType: PeerType[];
  heartBeatMsg?: any;
  heartBeatInterval?: number;
  isPC?: boolean;
}

export interface ICtrlMsg {
  type: OperateType;
  action?: ActionType;
  position?: IPosition;
  pointerId?: number;
  pressure?: number;
  buttons?: number;
  keyCode?: number;
  metaState?: number;
  repeat?: number;
  hScroll?: number;
  vScroll?: number;
  text?: string;
  paste?: boolean;
}

export type IWebrtcMediaStreamSimple = Pick<IRealtimePlayer, 'videoElement'|'buildMediaOfferMessage'|'buildJoinRoomMessage'|'buildMediaCandidateMessage'|'keyFrame'|'iceConfig'>
export type IWebrtcTextSimple = Pick<IRealtimePlayer, 'buildTextOfferMessage'|'buildTextCandidateMessage'|'iceConfig'|'imageElement'>