🤖 Bring the user straight to the comments reader view

WordPress/src/main/java/org/wordpress/android/ui/notifications/NotificationsListFragmentPage.kt

@@ -56,6 +56,8 @@ import org.wordpress.android.ui.notifications.adapters.NotesAdapter.DataLoadedLi
 import org.wordpress.android.ui.notifications.adapters.NotesAdapter.FILTERS
 import org.wordpress.android.ui.notifications.services.NotificationsUpdateServiceStarter
 import org.wordpress.android.ui.notifications.utils.NotificationsActions
+import org.wordpress.android.ui.reader.ReaderActivityLauncher
+import org.wordpress.android.ui.reader.comments.ThreadedCommentsActionSource
 import org.wordpress.android.util.AniUtils
 import org.wordpress.android.util.AppLog
 import org.wordpress.android.util.AppLog.T
@@ -227,9 +229,24 @@ class NotificationsListFragmentPage : ViewPagerFragment(R.layout.notifications_l
             }
             incrementInteractions(APP_REVIEWS_EVENT_INCREMENTED_BY_CHECKING_NOTIFICATION)
 
-            // Open the latest version of this note in case it has changed, which can happen if the note was tapped
-            // from the list after it was updated by another fragment (such as NotificationsDetailListFragment).
-            openNoteForReply(activity, noteId, false, null, notesAdapter!!.currentFilter, false)
+            viewModel.openNote(
+                noteId,
+                { siteId, postId, commentId ->
+                    ReaderActivityLauncher.showReaderComments(
+                        activity,
+                        siteId,
+                        postId,
+                        commentId,
+                        ThreadedCommentsActionSource.COMMENT_NOTIFICATION.sourceDescription
+                    )
+                },
+                {
+                    // Open the latest version of this note in case it has changed, which can happen if the note was
+                    // tapped from the list after it was updated by another fragment (such as the
+                    // NotificationsDetailListFragment).
+                    openNoteForReply(activity, noteId, filter = notesAdapter?.currentFilter)
+                }
+            )
         }
     }
     private val mOnScrollListener: OnScrollListener = object : OnScrollListener() {
@@ -517,10 +534,10 @@ class NotificationsListFragmentPage : ViewPagerFragment(R.layout.notifications_l
         fun openNoteForReply(
             activity: Activity?,
             noteId: String?,
-            shouldShowKeyboard: Boolean,
-            replyText: String?,
-            filter: FILTERS?,
-            isTappedFromPushNotification: Boolean
+            shouldShowKeyboard: Boolean = false,
+            replyText: String? = null,
+            filter: FILTERS? = null,
+            isTappedFromPushNotification: Boolean = false,
         ) {
             if (noteId == null || activity == null || activity.isFinishing) {
                 return

WordPress/src/main/java/org/wordpress/android/ui/notifications/NotificationsListViewModel.kt

@@ -8,6 +8,7 @@ import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.flow.MutableSharedFlow
 import org.greenrobot.eventbus.EventBus
 import org.wordpress.android.datasets.NotificationsTable
+import org.wordpress.android.datasets.wrappers.ReaderPostTableWrapper
 import org.wordpress.android.models.Note
 import org.wordpress.android.models.Notification.PostNotification
 import org.wordpress.android.modules.UI_THREAD
@@ -16,7 +17,10 @@ import org.wordpress.android.ui.jetpackoverlay.JetpackFeatureRemovalOverlayUtil
 import org.wordpress.android.ui.jetpackoverlay.JetpackOverlayConnectedFeature.NOTIFICATIONS
 import org.wordpress.android.ui.notifications.NotificationEvents.NotificationsChanged
 import org.wordpress.android.ui.notifications.utils.NotificationsActions
+import org.wordpress.android.ui.notifications.utils.NotificationsUtilsWrapper
 import org.wordpress.android.ui.prefs.AppPrefsWrapper
+import org.wordpress.android.ui.reader.actions.ReaderActions
+import org.wordpress.android.ui.reader.actions.ReaderPostActionsWrapper
 import org.wordpress.android.util.JetpackBrandingUtils
 import org.wordpress.android.viewmodel.Event
 import org.wordpress.android.viewmodel.ScopedViewModel
@@ -29,9 +33,11 @@ class NotificationsListViewModel @Inject constructor(
     private val appPrefsWrapper: AppPrefsWrapper,
     private val jetpackBrandingUtils: JetpackBrandingUtils,
     private val jetpackFeatureRemovalOverlayUtil: JetpackFeatureRemovalOverlayUtil,
-    private val gcmMessageHandler: GCMMessageHandler
-
-) : ScopedViewModel(mainDispatcher) {
+    private val gcmMessageHandler: GCMMessageHandler,
+    private val notificationsUtilsWrapper: NotificationsUtilsWrapper,
+    private val readerPostTableWrapper: ReaderPostTableWrapper,
+    private val readerPostActionsWrapper: ReaderPostActionsWrapper,
+    ) : ScopedViewModel(mainDispatcher) {
     private val _showJetpackPoweredBottomSheet = MutableLiveData<Event<Boolean>>()
     val showJetpackPoweredBottomSheet: LiveData<Event<Boolean>> = _showJetpackPoweredBottomSheet
 
@@ -81,6 +87,35 @@ class NotificationsListViewModel @Inject constructor(
             }
     }
 
+    fun openNote(
+        noteId: String?,
+        openInTheReader: (siteId: Long, postId: Long, commentId: Long) -> Unit,
+        openDetailView: () -> Unit
+    ) {
+        val note = noteId?.let { notificationsUtilsWrapper.getNoteById(noteId) }
+        if (note != null && note.isCommentType && !note.canModerate()) {
+            val readerPost = readerPostTableWrapper.getBlogPost(note.siteId.toLong(), note.postId.toLong(), false)
+            if (readerPost != null) {
+                openInTheReader(note.siteId.toLong(), note.postId.toLong(), note.commentId)
+            } else {
+                readerPostActionsWrapper.requestBlogPost(
+                    note.siteId.toLong(),
+                    note.postId.toLong(),
+                    object : ReaderActions.OnRequestListener<String> {
+                        override fun onSuccess(result: String?) {
+                            openInTheReader(note.siteId.toLong(), note.postId.toLong(), note.commentId)
+                        }
+
+                        override fun onFailure(statusCode: Int) {
+                            openDetailView()
+                        }
+                    })
+            }
+        } else {
+            openDetailView()
+        }
+    }
+
     sealed class InlineActionEvent {
         data class SharePostButtonTapped(val notification: PostNotification): InlineActionEvent()
     }

WordPress/src/test/java/org/wordpress/android/ui/notifications/NotificationsListViewModelTest.kt

@@ -0,0 +1,206 @@
+package org.wordpress.android.ui.notifications
+
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.junit.MockitoJUnitRunner
+import org.mockito.kotlin.any
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.times
+import org.mockito.kotlin.verify
+import org.mockito.kotlin.whenever
+import org.wordpress.android.BaseUnitTest
+import org.wordpress.android.datasets.wrappers.ReaderPostTableWrapper
+import org.wordpress.android.models.Note
+import org.wordpress.android.models.ReaderPost
+import org.wordpress.android.push.GCMMessageHandler
+import org.wordpress.android.ui.jetpackoverlay.JetpackFeatureRemovalOverlayUtil
+import org.wordpress.android.ui.notifications.utils.NotificationsUtilsWrapper
+import org.wordpress.android.ui.prefs.AppPrefsWrapper
+import org.wordpress.android.ui.reader.actions.ReaderActions
+import org.wordpress.android.ui.reader.actions.ReaderPostActionsWrapper
+import org.wordpress.android.util.JetpackBrandingUtils
+
+private const val REQUEST_BLOG_LISTENER_PARAM_POSITION = 2
+
+@ExperimentalCoroutinesApi
+@RunWith(MockitoJUnitRunner::class)
+class NotificationsListViewModelTest : BaseUnitTest() {
+    @Mock
+    private lateinit var appPrefsWrapper: AppPrefsWrapper
+
+    @Mock
+    private lateinit var jetpackBrandingUtils: JetpackBrandingUtils
+
+    @Mock
+    private lateinit var jetpackFeatureRemovalOverlayUtil: JetpackFeatureRemovalOverlayUtil
+
+    @Mock
+    private lateinit var gcmMessageHandler: GCMMessageHandler
+
+    @Mock
+    private lateinit var notificationsUtilsWrapper: NotificationsUtilsWrapper
+
+    @Mock
+    private lateinit var readerPostTableWrapper: ReaderPostTableWrapper
+
+    @Mock
+    private lateinit var readerPostActionsWrapper: ReaderPostActionsWrapper
+
+    @Mock
+    private lateinit var action: ActionHandler
+
+    private lateinit var viewModel: NotificationsListViewModel
+
+    @Before
+    fun setup() {
+        viewModel = NotificationsListViewModel(
+            testDispatcher(),
+            appPrefsWrapper,
+            jetpackBrandingUtils,
+            jetpackFeatureRemovalOverlayUtil,
+            gcmMessageHandler,
+            notificationsUtilsWrapper,
+            readerPostTableWrapper,
+            readerPostActionsWrapper
+        )
+    }
+
+    @Test
+    fun `WHEN the note cannot be retrieved THEN try opening the detail view`() {
+        // Given
+        val noteId = "1"
+        whenever(notificationsUtilsWrapper.getNoteById(noteId)).thenReturn(null)
+
+        // When
+        viewModel.openNote(noteId, action::openInTheReader, action::openDetailView)
+
+        // Then
+        verify(action, times(0)).openInTheReader(any(), any(), any())
+        verify(action, times(1)).openDetailView()
+    }
+
+    @Test
+    fun `WHEN the note is not a comment THEN open detail view`() {
+        // Given
+        val noteId = "1"
+        val note = mock<Note>()
+        whenever(notificationsUtilsWrapper.getNoteById(noteId)).thenReturn(note)
+        whenever(note.isCommentType).thenReturn(false)
+
+        // When
+        viewModel.openNote(noteId, action::openInTheReader, action::openDetailView)
+
+        // Then
+        verify(action, times(0)).openInTheReader(any(), any(), any())
+        verify(action, times(1)).openDetailView()
+    }
+
+    @Test
+    fun `WHEN the note is a comment that can be moderated THEN open detail view`() {
+        // Given
+        val noteId = "1"
+        val note = mock<Note>()
+        whenever(notificationsUtilsWrapper.getNoteById(noteId)).thenReturn(note)
+        whenever(note.isCommentType).thenReturn(true)
+        whenever(note.canModerate()).thenReturn(true)
+
+        // When
+        viewModel.openNote(noteId, action::openInTheReader, action::openDetailView)
+
+        // Then
+        verify(action, times(0)).openInTheReader(any(), any(), any())
+        verify(action, times(1)).openDetailView()
+    }
+
+    @Test
+    fun `WHEN the note is a comment that cannot be moderated and the reader post exists THEN open in reader`() {
+        // Given
+        val noteId = "1"
+        val siteId = 1L
+        val postId = 2L
+        val commentId = 3L
+        val note = mock<Note>()
+        val readerPost = mock<ReaderPost>()
+        whenever(notificationsUtilsWrapper.getNoteById(noteId)).thenReturn(note)
+        whenever(note.siteId).thenReturn(siteId.toInt())
+        whenever(note.postId).thenReturn(postId.toInt())
+        whenever(note.commentId).thenReturn(commentId)
+        whenever(note.isCommentType).thenReturn(true)
+        whenever(note.canModerate()).thenReturn(false)
+        whenever(readerPostTableWrapper.getBlogPost(siteId, postId, false)).thenReturn(readerPost)
+
+        // When
+        viewModel.openNote(noteId, action::openInTheReader, action::openDetailView)
+
+        // Then
+        verify(action, times(1)).openInTheReader(siteId, postId, commentId)
+        verify(action, times(0)).openDetailView()
+    }
+
+    @Test
+    fun `WHEN the note is a comment that cannot be moderated and the reader post is retrieved THEN open in reader`() {
+        // Given
+        val noteId = "1"
+        val siteId = 1L
+        val postId = 2L
+        val commentId = 3L
+        val note = mock<Note>()
+        whenever(notificationsUtilsWrapper.getNoteById(noteId)).thenReturn(note)
+        whenever(note.siteId).thenReturn(siteId.toInt())
+        whenever(note.postId).thenReturn(postId.toInt())
+        whenever(note.commentId).thenReturn(commentId)
+        whenever(note.isCommentType).thenReturn(true)
+        whenever(note.canModerate()).thenReturn(false)
+        whenever(readerPostTableWrapper.getBlogPost(siteId, postId, false)).thenReturn(null)
+        whenever(readerPostActionsWrapper.requestBlogPost(any(), any(), any())).then {
+            (it.arguments[REQUEST_BLOG_LISTENER_PARAM_POSITION] as ReaderActions.OnRequestListener<*>)
+                .onSuccess(null)
+        }
+
+        // When
+        viewModel.openNote(noteId, action::openInTheReader, action::openDetailView)
+
+        // Then
+        verify(action, times(1)).openInTheReader(siteId, postId, commentId)
+        verify(action, times(0)).openDetailView()
+    }
+
+    @Test
+    fun `WHEN the comment note cannot be moderated and the reader post retrieval fails THEN open detail view`() {
+        // Given
+        val noteId = "1"
+        val siteId = 1L
+        val postId = 2L
+        val note = mock<Note>()
+        whenever(notificationsUtilsWrapper.getNoteById(noteId)).thenReturn(note)
+        whenever(note.siteId).thenReturn(siteId.toInt())
+        whenever(note.postId).thenReturn(postId.toInt())
+        whenever(note.isCommentType).thenReturn(true)
+        whenever(note.canModerate()).thenReturn(false)
+        whenever(readerPostTableWrapper.getBlogPost(siteId, postId, false)).thenReturn(null)
+        whenever(readerPostActionsWrapper.requestBlogPost(any(), any(), any())).then {
+            (it.arguments[REQUEST_BLOG_LISTENER_PARAM_POSITION] as ReaderActions.OnRequestListener<*>)
+                .onFailure(500)
+        }
+
+        // When
+        viewModel.openNote(noteId, action::openInTheReader, action::openDetailView)
+
+        // Then
+        verify(action, times(0)).openInTheReader(any(), any(), any())
+        verify(action, times(1)).openDetailView()
+    }
+
+    private class ActionHandler {
+        fun openInTheReader(siteId: Long, postId: Long, commentId: Long) {
+            println("openInTheReader($siteId, $postId, $commentId)")
+        }
+
+        fun openDetailView() {
+            println("openDetailView")
+        }
+    }
+}