Add ChatRoomsFragment.kt

app/src/main/java/chat/rocket/android/chatrooms/ui/ChatRoomsFragment.kt

+package chat.rocket.android.chatrooms.ui
+
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.support.v7.widget.DividerItemDecoration
+import android.support.v7.widget.LinearLayoutManager
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import chat.rocket.android.R
+import chat.rocket.android.chatrooms.presentation.ChatRoomsPresenter
+import chat.rocket.android.chatrooms.presentation.ChatRoomsView
+import chat.rocket.core.model.ChatRoom
+import dagger.android.support.AndroidSupportInjection
+import kotlinx.android.synthetic.main.fragment_chat_rooms.*
+import javax.inject.Inject
+
+class ChatRoomsFragment : Fragment(), ChatRoomsView {
+    @Inject lateinit var presenter: ChatRoomsPresenter
+
+    companion object {
+        fun newInstance() = ChatRoomsFragment()
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        AndroidSupportInjection.inject(this)
+    }
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? = inflater.inflate(R.layout.fragment_chat_rooms, container, false)
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        presenter.getChatRooms()
+    }
+
+//    // This is just a sample showing 8 chat rooms (aka user subscription). We need to get it rid in a real word. REMARK: remove this comment and this method.
+//    private fun createDumpData(): List<Chat> {
+//        val filipe = User("1", "Filipe Brito", "filipe.brito", "online", "https://open.rocket.chat/avatar/filipe.brito")
+//        val lucio = User("2", "Lucio Maciel", "Lucio Maciel", "busy", "https://open.rocket.chat/avatar/lucio.maciel")
+//        val leonardo = User("3", "Leonardo Aramaki", "leonardo.aramaki", "busy", "https://open.rocket.chat/avatar/leonardo.aramaki")
+//        val sing = User("4", "Filipe Brito", "filipe.brito", "online", "https://open.rocket.chat/avatar/filipe.brito")
+//        val hetal = User("5", "Filipe Brito", "filipe.brito", "online", "https://open.rocket.chat/avatar/filipe.brito")
+//        val matheus = User("6", "Filipe Brito", "filipe.brito", "online", "https://open.rocket.chat/avatar/filipe.brito")
+//        val bestrun = User("7", "Filipe Brito", "filipe.brito", "online", "https://open.rocket.chat/avatar/filipe.brito")
+//        val djc = User("8", "3djc", "3djc", "online", "https://open.rocket.chat/avatar/filipe.brito")
+//
+//        val dumpChat1 = Chat(leonardo, "Leonardo Aramaki", "d", "Type something", LocalDateTime.of(2017, 11, 21, 1, 3), 1)
+//        val dumpChat2 = Chat(filipe, "Filipe Brito", "d", "Type something...Type something...Type something", LocalDateTime.of(2017, 11, 22, 1, 3), 150)
+//        val dumpChat3 = Chat(lucio, "Lucio Maciel", "d", "Type something", LocalDateTime.of(2017, 11, 17, 1, 3), 0)
+//        val dumpChat4 = Chat(sing, "mobile-internal", "p", "@aaron.ogle @rafael.kellermann same problem over here. Although all the servers show up on the selection.", LocalDateTime.of(2017, 11, 15, 1, 3), 0)
+//        val dumpChat5 = Chat(hetal, "general", "c", "Has joined the channel.", LocalDateTime.of(2017, 11, 13, 1, 3), 0)
+//        val dumpChat6 = Chat(matheus, "androidnativeapp", "c", "Yes @sttyru, but you'll need to implement from the ground up following the docs at docs.rocket.chat where you can see the REST (HTTP) and Real-Time (WebSockets) calls.", LocalDateTime.of(2017, 11, 14, 1, 3), 0)
+//        val dumpChat7 = Chat(bestrun, "androidnativeapp-2", "c", "Just downloaded .zip and imported into Android Studio then build the project.", LocalDateTime.of(2017, 11, 4, 12, 47), 0)
+//        val dumpChat8 = Chat(djc, "iosnativeapp", "c", "Ok, got confused by the blog announcement that shows a screenshot with github oAuth ! Sorry !", LocalDateTime.of(2017, 11, 4, 12, 43), 0)
+//
+//        // creates a list of chat sorted by lastMessageDateTime attribute.
+//        return listOf(dumpChat1, dumpChat2, dumpChat3, dumpChat4, dumpChat5, dumpChat6, dumpChat7, dumpChat8).sortedByDescending { chat -> chat.lastMessageDateTime }
+//    }
+
+    // REMARK: The presenter should call this method. The presenter also need to sort the chat list by latest message (compared by its date).
+//    private fun showChatList(dataSet: List<Chat>) {
+//        activity?.apply {
+//            recycler_view.layoutManager = LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false)
+//            recycler_view.addItemDecoration(DividerItemDecoration(this, DividerItemDecoration.VERTICAL))
+//            recycler_view.adapter = ChatRoomsAdapter(dataSet.toMutableList(), this)
+//        }
+//    }
+
+    override fun showChatRooms(dataSet: MutableList<ChatRoom>) {
+        activity?.apply {
+            recycler_view.layoutManager = LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false)
+            recycler_view.addItemDecoration(DividerItemDecoration(this, DividerItemDecoration.VERTICAL))
+            recycler_view.adapter = ChatRoomsAdapter(dataSet, this)
+        }
+    }
+
+    override fun showLoading() {
+        view_loading.show()
+    }
+
+    override fun hideLoading() {
+        view_loading.hide()
+    }
+
+    override fun showMessage(message: String) {
+        Toast.makeText(activity, message, Toast.LENGTH_SHORT).show()
+    }
+}
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