Logout and clear all data related to the current server

app/src/main/java/chat/rocket/android/authentication/infraestructure/SharedPreferencesMultiServerTokenRepository.kt

@@ -3,6 +3,7 @@ package chat.rocket.android.authentication.infraestructure
 import chat.rocket.android.authentication.domain.model.TokenModel
 import chat.rocket.android.dagger.scope.PerActivity
 import chat.rocket.android.infrastructure.LocalRepository
+import chat.rocket.android.infrastructure.LocalRepository.Companion.TOKEN_KEY
 import chat.rocket.android.server.domain.MultiServerTokenRepository
 import com.squareup.moshi.Moshi
 
@@ -28,6 +29,7 @@ class SharedPreferencesMultiServerTokenRepository(private val repository: LocalR
         repository.save("$TOKEN_KEY$server", adapter.toJson(token))
     }
 
+    override fun clear(server: String) {
+        repository.clear("$TOKEN_KEY$server")
+    }
 }
\ No newline at end of file
-
-const val TOKEN_KEY = "token_"
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatrooms/presentation/ChatRoomsPresenter.kt

 package chat.rocket.android.chatrooms.presentation
 
 import chat.rocket.android.core.lifecycle.CancelStrategy
+import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.GetChatRoomsInteractor
 import chat.rocket.android.server.domain.GetCurrentServerInteractor
 import chat.rocket.android.server.domain.SaveChatRoomsInteractor
@@ -10,6 +11,8 @@ import chat.rocket.core.RocketChatClient
 import chat.rocket.core.internal.model.Subscription
 import chat.rocket.core.internal.realtime.*
 import chat.rocket.core.internal.rest.chatRooms
+import chat.rocket.core.internal.rest.logout
+import chat.rocket.core.internal.rest.unregisterPushToken
 import chat.rocket.core.model.ChatRoom
 import chat.rocket.core.model.Room
 import kotlinx.coroutines.experimental.*
@@ -22,6 +25,7 @@ class ChatRoomsPresenter @Inject constructor(private val view: ChatRoomsView,
                                              private val serverInteractor: GetCurrentServerInteractor,
                                              private val getChatRoomsInteractor: GetChatRoomsInteractor,
                                              private val saveChatRoomsInteractor: SaveChatRoomsInteractor,
+                                             private val localRepository: LocalRepository,
                                              factory: RocketChatClientFactory) {
     private val client: RocketChatClient = factory.create(serverInteractor.get()!!)
     private val currentServer = serverInteractor.get()!!
@@ -245,4 +249,29 @@ class ChatRoomsPresenter @Inject constructor(private val view: ChatRoomsView,
     fun disconnect() {
         client.disconnect()
     }
+
+    fun logout() {
+        launchUI(strategy) {
+            try {
+                clearTokens()
+                client.logout()
+                //TODO: Add the code to unsubscribe to all subscriptions.
+                client.disconnect()
+                view.onLogOut()
+            } catch (e: Exception) {
+                Timber.e(e)
+                view.showMessage(e.message!!)
+            }
+        }
+    }
+
+    private suspend fun clearTokens() {
+        serverInteractor.clear()
+        val pushToken = localRepository.get(LocalRepository.KEY_PUSH_TOKEN)
+        if (pushToken != null) {
+            client.unregisterPushToken(pushToken)
+            localRepository.clear(LocalRepository.KEY_PUSH_TOKEN)
+        }
+        localRepository.clearAllFromServer(currentServer)
+    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatrooms/presentation/ChatRoomsView.kt

@@ -12,4 +12,9 @@ interface ChatRoomsView : LoadingView, MessageView {
      * @param dataSet The data set to show.
      */
     suspend fun updateChatRooms(newDataSet: List<ChatRoom>)
+
+    /**
+     * User has successfully logged out from the current server.
+     */
+    fun onLogOut()
 }
\ No newline at end of file

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

 package chat.rocket.android.chatrooms.ui
 
+import android.content.Intent
 import android.os.Bundle
 import android.support.v4.app.Fragment
 import android.support.v7.app.AppCompatActivity
@@ -10,6 +11,7 @@ import android.support.v7.widget.SearchView
 import android.view.*
 import android.widget.Toast
 import chat.rocket.android.R
+import chat.rocket.android.authentication.ui.AuthenticationActivity
 import chat.rocket.android.chatrooms.presentation.ChatRoomsPresenter
 import chat.rocket.android.chatrooms.presentation.ChatRoomsView
 import chat.rocket.android.util.setVisibility
@@ -90,6 +92,13 @@ class ChatRoomsFragment : Fragment(), ChatRoomsView {
         })
     }
 
+    override fun onOptionsItemSelected(item: MenuItem?): Boolean {
+        when (item?.itemId) {
+            R.id.action_logout -> presenter.logout()
+        }
+        return true
+    }
+
     override suspend fun updateChatRooms(newDataSet: List<ChatRoom>) {
         activity.apply {
             launch(UI) {
@@ -112,6 +121,15 @@ class ChatRoomsFragment : Fragment(), ChatRoomsView {
 
     override fun showGenericErrorMessage() = showMessage(getString(R.string.msg_generic_error))
 
+    override fun onLogOut() {
+        activity?.apply {
+            finish()
+            val intent = Intent(this, AuthenticationActivity::class.java)
+            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK)
+            startActivity(intent)
+        }
+    }
+
     private fun queryChatRoomsByName(name: String?): Boolean {
         presenter.chatRoomsByName(name ?: "")
         return true

app/src/main/java/chat/rocket/android/infrastructure/LocalRepository.kt

@@ -3,10 +3,16 @@ package chat.rocket.android.infrastructure
 interface LocalRepository {
 
     companion object {
-        val KEY_PUSH_TOKEN = "KEY_PUSH_TOKEN"
+        const val KEY_PUSH_TOKEN = "KEY_PUSH_TOKEN"
+        const val TOKEN_KEY = "token_"
+        const val SETTINGS_KEY = "settings_"
     }
 
     fun save(key: String, value: String?)
 
     fun get(key: String): String?
+
+    fun clear(key: String)
+
+    fun clearAllFromServer(server: String)
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/infrastructure/SharedPrefsLocalRepository.kt

@@ -11,4 +11,14 @@ class SharedPrefsLocalRepository(private val preferences: SharedPreferences) : L
     override fun get(key: String): String? {
         return preferences.getString(key, null)
     }
+
+    override fun clear(key: String) {
+        preferences.edit().remove(key).apply()
+    }
+
+    override fun clearAllFromServer(server: String) {
+        clear(LocalRepository.KEY_PUSH_TOKEN)
+        clear(LocalRepository.TOKEN_KEY + server)
+        clear(LocalRepository.SETTINGS_KEY + server)
+    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/server/domain/CurrentServerRepository.kt

@@ -3,4 +3,5 @@ package chat.rocket.android.server.domain
 interface CurrentServerRepository {
     fun save(url: String)
     fun get(): String?
+    fun clear()
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/server/domain/GetCurrentServerInteractor.kt

@@ -4,4 +4,8 @@ import javax.inject.Inject
 
 class GetCurrentServerInteractor @Inject constructor(private val repository: CurrentServerRepository) {
     fun get(): String? = repository.get()
+
+    fun clear() {
+        repository.clear()
+    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/server/domain/MultiServerTokenRepository.kt

@@ -6,4 +6,6 @@ interface MultiServerTokenRepository {
     fun get(server: String): TokenModel?
 
     fun save(server: String, token: TokenModel)
+
+    fun clear(server: String)
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/server/infraestructure/SharedPreferencesSettingsRepository.kt

 package chat.rocket.android.server.infraestructure
 
 import chat.rocket.android.infrastructure.LocalRepository
+import chat.rocket.android.infrastructure.LocalRepository.Companion.SETTINGS_KEY
 import chat.rocket.android.server.domain.SettingsRepository
 import chat.rocket.core.internal.SettingsAdapter
 import chat.rocket.core.model.Value
@@ -21,8 +22,4 @@ class SharedPreferencesSettingsRepository(private val localRespository: LocalRep
 
         return null
     }
-
-    companion object {
-        private const val SETTINGS_KEY = "settings_"
-    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/server/infraestructure/SharedPrefsCurrentServerRepository.kt

@@ -16,4 +16,8 @@ class SharedPrefsCurrentServerRepository(private val preferences: SharedPreferen
     companion object {
         private const val CURRENT_SERVER_KEY = "current_server"
     }
+
+    override fun clear() {
+        preferences.edit().remove(CURRENT_SERVER_KEY).apply()
+    }
 }
\ No newline at end of file

app/src/main/res/menu/chatrooms_menu.xml

@@ -4,7 +4,11 @@
     <item
         android:id="@+id/action_search"
         android:icon="@drawable/ic_search_white_24px"
-        android:title="@string/search"
+        android:title="@string/action_search"
         app:actionViewClass="android.support.v7.widget.SearchView"
-        app:showAsAction="always|collapseActionView" />
+        app:showAsAction="ifRoom|collapseActionView" />
+
+    <item android:id="@+id/action_logout"
+        android:title="@string/action_logout"
+        app:showAsAction="never"/>
 </menu>
\ No newline at end of file

app/src/main/res/values-pt-rBR/strings.xml

@@ -11,7 +11,8 @@
     <string name="action_send">Enviar</string>
     <string name="action_terms_of_service">Termos de Serviço</string>
     <string name="action_privacy_policy">Política de Privacidade</string>
-    <string name="search">Pesquisar</string>
+    <string name="action_search">Pesquisar</string>
+    <string name="action_logout">Sair</string>
 
     <!-- Regular information messages -->
     <string name="msg_no_internet_connection">Sem conexão à internet</string>

app/src/main/res/values/strings.xml

@@ -12,7 +12,8 @@
     <string name="action_send">Send</string>
     <string name="action_terms_of_service">Terms of Service</string>
     <string name="action_privacy_policy">Privacy Policy</string>
-    <string name="search">Search</string>
+    <string name="action_search">Search</string>
+    <string name="action_logout">Log Out</string>
 
     <!-- Regular information messages -->
     <string name="msg_no_internet_connection">No internet connection</string>