import { _clearToken, setUserId as setCommonUserId, getUserId as getCommonUserId, XuqmSDK as CommonXuqmSDK } from '@xuqm/rn-common'
import { ImSDK } from '@xuqm/rn-im'
import { PushSDK } from '@xuqm/rn-push'

export interface UnifiedLoginOptions {
  userId: string
  userSig: string
}

let currentSession: UnifiedLoginOptions | null = null

async function applyLoginSession(session: UnifiedLoginOptions): Promise<void> {
  setCommonUserId(session.userId)
  try {
    await ImSDK.login(session.userId, session.userSig)
  } catch (error) {
    setCommonUserId(null)
    currentSession = null
    throw error
  }
  currentSession = session
  try {
    await PushSDK.initialize(session.userId)
  } catch (error) {
    void error
  }
}

async function login(options: UnifiedLoginOptions): Promise<void> {
  if (currentSession) {
    await logout()
  }
  await applyLoginSession(options)
}

async function logout(): Promise<void> {
  const userId = currentSession?.userId ?? getCommonUserId()
  currentSession = null
  setCommonUserId(null)
  if (userId) {
    try {
      await PushSDK.logout(userId)
    } catch (error) {
      void error
    }
  }
  ImSDK.disconnect()
  await _clearToken()
}

export const XuqmSDK = {
  ...CommonXuqmSDK,
  login,
  logout,
}