import type { TimInstanceType, TimType } from '../types';


const timMap: Record<number, TimInstanceType> = {};


export function init({ appId, TIM, logLevel = 0 }: {
  appId: number;
  TIM: TimType,
  logLevel?: number;
}): TimInstanceType {
  if (timMap[appId]) return timMap[appId];

  const options = {
    SDKAppID: appId,
  };

  const tim: TimInstanceType = TIM.create(options);
  timMap[appId] = tim;

  // 设置 SDK 日志输出级别，详细分级请参见 setLogLevel https://web.sdk.qcloud.com/im/doc/zh-cn/SDK.html#setLogLevel 接口的说明</a>
  tim.setLogLevel(logLevel); // 普通级别，日志量较多，接入时建议使用
  // tim.setLogLevel(1); // release 级别，SDK 输出关键信息，生产环境时建议使用

  const watchReadyCallback = function () {
    tim.updateReadyStatus?.(true);
  };

  tim.on(TIM.EVENT.SDK_READY, watchReadyCallback);

  tim.updateUserId = (userId) => {
    tim.userId = userId;
  };

  tim.updateUserSig = (userSig) => {
    tim.userSig = userSig;
  };

  tim.updateReadyStatus = (status) => {
    tim.isReady = !!status;
  };

  tim.updateOnlineStatus = (status) => {
    tim.isOnline = !!status;
  };

  return tim;
}