ChatRoomActivity.kt

package chat.rocket.android.chatroom.ui

import DrawableHelper
import android.content.Context
import android.content.Intent
import android.os.Bundle
import android.view.View
import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.Fragment
import chat.rocket.android.R
import chat.rocket.android.chatroom.presentation.ChatRoomNavigator
import chat.rocket.android.server.domain.GetCurrentServerInteractor
import chat.rocket.android.server.infrastructure.ConnectionManagerFactory
import chat.rocket.android.util.extensions.addFragment
import chat.rocket.android.util.extensions.textContent
import dagger.android.AndroidInjection
import dagger.android.AndroidInjector
import dagger.android.DispatchingAndroidInjector
import dagger.android.support.HasSupportFragmentInjector
import kotlinx.android.synthetic.main.app_bar_chat_room.*
import javax.inject.Inject

fun Context.chatRoomIntent(
    chatRoomId: String,
    chatRoomName: String,
    chatRoomType: String,
    isReadOnly: Boolean,
    chatRoomLastSeen: Long,
    isSubscribed: Boolean = true,
    isCreator: Boolean = false,
    isFavorite: Boolean = false,
    chatRoomMessage: String? = null
): Intent = Intent(this, ChatRoomActivity::class.java).apply {
    putExtra(INTENT_CHAT_ROOM_ID, chatRoomId)
    putExtra(INTENT_CHAT_ROOM_NAME, chatRoomName)
    putExtra(INTENT_CHAT_ROOM_TYPE, chatRoomType)
    putExtra(INTENT_CHAT_ROOM_IS_READ_ONLY, isReadOnly)
    putExtra(INTENT_CHAT_ROOM_LAST_SEEN, chatRoomLastSeen)
    putExtra(INTENT_CHAT_IS_SUBSCRIBED, isSubscribed)
    putExtra(INTENT_CHAT_ROOM_IS_CREATOR, isCreator)
    putExtra(INTENT_CHAT_ROOM_IS_FAVORITE, isFavorite)
    putExtra(INTENT_CHAT_ROOM_MESSAGE, chatRoomMessage)
}

private const val INTENT_CHAT_ROOM_ID = "chat_room_id"
private const val INTENT_CHAT_ROOM_NAME = "chat_room_name"
private const val INTENT_CHAT_ROOM_TYPE = "chat_room_type"
private const val INTENT_CHAT_ROOM_IS_READ_ONLY = "chat_room_is_read_only"
private const val INTENT_CHAT_ROOM_IS_CREATOR = "chat_room_is_creator"
private const val INTENT_CHAT_ROOM_IS_FAVORITE = "chat_room_is_favorite"
private const val INTENT_CHAT_ROOM_LAST_SEEN = "chat_room_last_seen"
private const val INTENT_CHAT_IS_SUBSCRIBED = "is_chat_room_subscribed"
private const val INTENT_CHAT_ROOM_MESSAGE = "chat_room_message"

class ChatRoomActivity : AppCompatActivity(), HasSupportFragmentInjector {
    @Inject
    lateinit var fragmentDispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
    // TODO - workaround for now... We will move to a single activity
    @Inject
    lateinit var serverInteractor: GetCurrentServerInteractor
    @Inject
    lateinit var navigator: ChatRoomNavigator
    @Inject
    lateinit var managerFactory: ConnectionManagerFactory

    override fun onCreate(savedInstanceState: Bundle?) {
        AndroidInjection.inject(this)
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_chat_room)

        // Workaround for when we are coming to the app via the recents app and the app was killed.
        val serverUrl = serverInteractor.get()
        if (serverUrl != null) {
            managerFactory.create(serverUrl)?.connect()
        } else {
            navigator.toNewServer()
            return
        }

        with(intent) {
            val chatRoomId = getStringExtra(INTENT_CHAT_ROOM_ID)
            requireNotNull(chatRoomId) { "no chat_room_id provided in Intent extras" }

            val chatRoomName = getStringExtra(INTENT_CHAT_ROOM_NAME)
            requireNotNull(chatRoomName) { "no chat_room_name provided in Intent extras" }

            val chatRoomType = getStringExtra(INTENT_CHAT_ROOM_TYPE)
            requireNotNull(chatRoomType) { "no chat_room_type provided in Intent extras" }

            val isReadOnly = getBooleanExtra(INTENT_CHAT_ROOM_IS_READ_ONLY, true)

            val isCreator = getBooleanExtra(INTENT_CHAT_ROOM_IS_CREATOR, false)

            val isFavorite = getBooleanExtra(INTENT_CHAT_ROOM_IS_FAVORITE, false)

            val chatRoomLastSeen = getLongExtra(INTENT_CHAT_ROOM_LAST_SEEN, -1)

            val isSubscribed = getBooleanExtra(INTENT_CHAT_IS_SUBSCRIBED, true)

            val chatRoomMessage = getStringExtra(INTENT_CHAT_ROOM_MESSAGE)

            setupToolbar()

            if (supportFragmentManager.findFragmentByTag(TAG_CHAT_ROOM_FRAGMENT) == null) {
                addFragment(TAG_CHAT_ROOM_FRAGMENT, R.id.fragment_container) {
                    newInstance(
                            chatRoomId,
                            chatRoomName,
                            chatRoomType,
                            isReadOnly,
                            chatRoomLastSeen,
                            isSubscribed,
                            isCreator,
                            isFavorite,
                            chatRoomMessage
                    )
                }
            }
        }
    }

    override fun onBackPressed() {
        finishActivity()
    }

    override fun supportFragmentInjector(): AndroidInjector<Fragment> {
        return fragmentDispatchingAndroidInjector
    }

    private fun setupToolbar() {
        setSupportActionBar(toolbar)
        supportActionBar?.setDisplayShowTitleEnabled(false)
        toolbar.setNavigationIcon(R.drawable.ic_arrow_back_white_24dp)
        toolbar.setNavigationOnClickListener { finishActivity() }
    }

    fun setupToolbarTitle(title: String) {
        text_toolbar_title.textContent = title
    }

    fun setupExpandMoreForToolbar(listener: (View) -> Unit) {
        DrawableHelper.compoundEndDrawable(
            text_toolbar_title,
            DrawableHelper.getDrawableFromId(R.drawable.ic_chatroom_toolbar_expand_more_20dp, this)
        )
        text_toolbar_title.setOnClickListener { listener(it) }
    }

    fun hideExpandMoreForToolbar() {
        text_toolbar_title.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0)
        text_toolbar_title.setOnClickListener(null)
    }

    private fun finishActivity() {
        super.onBackPressed()
        overridePendingTransition(R.anim.close_enter, R.anim.close_exit)
    }
}