AmityChatHomePageFragment
           .newInstance()
           .build(activity)

class MainActivity : AppCompatActivity(), IRecentChatItemClickListener {

   override fun onCreate(savedInstanceState: Bundle?) {
       super.onCreate(savedInstanceState)
       setContentView(R.layout.activity_main)

      val recentChatFragment = AmityRecentChatFragment.newInstance()
      /**
         * set the listener to override recentItem click event
         * No Need to implement [IRecentChatClickListener] if you don't want to override click event
         */
      .recentChatItemClickListener(this)
      .build(this)
        val transaction = supportFragmentManager.beginTransaction()
        transaction.replace(R.id.fragmentContainer, recentChatFragment)
        transaction.addToBackStack(null)
        transaction.commit()
   }
}