Add "View Edit History" item in the message bottom sheet (#401)

CHANGES.md

@@ -10,6 +10,7 @@ Improvements:
  - Basic support for resending failed messages (retry/remove)
  - Enable proper cancellation of suspending functions (including db transaction)
  - Enhances network connectivity checks in SDK
+ - Add "View Edit History" item in the message bottom sheet (#401)
 
 Other changes:
  -

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/timeline/TimelineEvent.kt

@@ -84,6 +84,12 @@ data class TimelineEvent(
     }
 }
 
+
+/**
+ * Tells if the event has been edited
+ */
+fun TimelineEvent.hasBeenEdited() = annotations?.editSummary != null
+
 /**
  * Get last MessageContent, after a possible edition
  */
@@ -100,4 +106,4 @@ fun TimelineEvent.getTextEditableContent(): String? {
     } else {
         lastContent?.body ?: ""
     }
-}
+}

vector/src/main/java/im/vector/riotx/features/home/room/detail/RoomDetailFragment.kt

@@ -59,7 +59,6 @@ import com.otaliastudios.autocomplete.CharPolicy
 import im.vector.matrix.android.api.permalinks.PermalinkFactory
 import im.vector.matrix.android.api.session.Session
 import im.vector.matrix.android.api.session.events.model.Event
-import im.vector.matrix.android.api.session.room.model.EditAggregatedSummary
 import im.vector.matrix.android.api.session.room.model.Membership
 import im.vector.matrix.android.api.session.room.model.message.*
 import im.vector.matrix.android.api.session.room.send.SendState
@@ -803,7 +802,7 @@ class RoomDetailFragment :
                 .show(requireActivity().supportFragmentManager, "DISPLAY_REACTIONS")
     }
 
-    override fun onEditedDecorationClicked(informationData: MessageInformationData, editAggregatedSummary: EditAggregatedSummary?) {
+    override fun onEditedDecorationClicked(informationData: MessageInformationData) {
         ViewEditHistoryBottomSheet.newInstance(roomDetailArgs.roomId, informationData)
                 .show(requireActivity().supportFragmentManager, "DISPLAY_EDITS")
     }
@@ -869,6 +868,9 @@ class RoomDetailFragment :
                         }
                 )
             }
+            is SimpleAction.ViewEditHistory     -> {
+                onEditedDecorationClicked(action.messageInformationData)
+            }
             is SimpleAction.ViewSource          -> {
                 val view = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_event_content, null)
                 view.findViewById<TextView>(R.id.event_content_text_view)?.let {

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/TimelineEventController.kt

@@ -24,7 +24,6 @@ import androidx.recyclerview.widget.ListUpdateCallback
 import androidx.recyclerview.widget.RecyclerView
 import com.airbnb.epoxy.EpoxyController
 import com.airbnb.epoxy.EpoxyModel
-import im.vector.matrix.android.api.session.room.model.EditAggregatedSummary
 import im.vector.matrix.android.api.session.room.model.message.*
 import im.vector.matrix.android.api.session.room.timeline.Timeline
 import im.vector.matrix.android.api.session.room.timeline.TimelineEvent
@@ -60,7 +59,7 @@ class TimelineEventController @Inject constructor(private val dateFormatter: Tim
         fun onVideoMessageClicked(messageVideoContent: MessageVideoContent, mediaData: VideoContentRenderer.Data, view: View)
         fun onFileMessageClicked(eventId: String, messageFileContent: MessageFileContent)
         fun onAudioMessageClicked(messageAudioContent: MessageAudioContent)
-        fun onEditedDecorationClicked(informationData: MessageInformationData, editAggregatedSummary: EditAggregatedSummary?)
+        fun onEditedDecorationClicked(informationData: MessageInformationData)
     }
 
     interface ReactionPillCallback {
@@ -159,7 +158,7 @@ class TimelineEventController @Inject constructor(private val dateFormatter: Tim
             synchronized(modelCache) {
                 for (i in 0 until modelCache.size) {
                     if (modelCache[i]?.eventId == eventIdToHighlight
-                        || modelCache[i]?.eventId == this.eventIdToHighlight) {
+                            || modelCache[i]?.eventId == this.eventIdToHighlight) {
                         modelCache[i] = null
                     }
                 }
@@ -220,8 +219,8 @@ class TimelineEventController @Inject constructor(private val dateFormatter: Tim
                 // Should be build if not cached or if cached but contains mergedHeader or formattedDay
                 // We then are sure we always have items up to date.
                 if (modelCache[position] == null
-                    || modelCache[position]?.mergedHeaderModel != null
-                    || modelCache[position]?.formattedDayModel != null) {
+                        || modelCache[position]?.mergedHeaderModel != null
+                        || modelCache[position]?.formattedDayModel != null) {
                     modelCache[position] = buildItemModels(position, currentSnapshot)
                 }
             }
@@ -294,8 +293,7 @@ class TimelineEventController @Inject constructor(private val dateFormatter: Tim
                 // We try to find if one of the item id were used as mergeItemCollapseStates key
                 // => handle case where paginating from mergeable events and we get more
                 val previousCollapseStateKey = mergedEventIds.intersect(mergeItemCollapseStates.keys).firstOrNull()
-                val initialCollapseState = mergeItemCollapseStates.remove(previousCollapseStateKey)
-                                           ?: true
+                val initialCollapseState = mergeItemCollapseStates.remove(previousCollapseStateKey) ?: true
                 val isCollapsed = mergeItemCollapseStates.getOrPut(event.localId) { initialCollapseState }
                 if (isCollapsed) {
                     collapsedEventIds.addAll(mergedEventIds)

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/action/MessageMenuViewModel.kt

@@ -29,6 +29,7 @@ import im.vector.matrix.android.api.session.room.model.message.MessageImageConte
 import im.vector.matrix.android.api.session.room.model.message.MessageType
 import im.vector.matrix.android.api.session.room.send.SendState
 import im.vector.matrix.android.api.session.room.timeline.TimelineEvent
+import im.vector.matrix.android.api.session.room.timeline.hasBeenEdited
 import im.vector.matrix.rx.RxRoom
 import im.vector.riotx.R
 import im.vector.riotx.core.extensions.canReact
@@ -55,6 +56,8 @@ sealed class SimpleAction(@StringRes val titleRes: Int, @DrawableRes val iconRes
     data class Flag(val eventId: String) : SimpleAction(R.string.report_content, R.drawable.ic_flag)
     data class QuickReact(val eventId: String, val clickedOn: String, val add: Boolean) : SimpleAction(0, 0)
     data class ViewReactions(val messageInformationData: MessageInformationData) : SimpleAction(R.string.message_view_reaction, R.drawable.ic_view_reactions)
+    data class ViewEditHistory(val messageInformationData: MessageInformationData) :
+            SimpleAction(R.string.message_view_edit_history, R.drawable.ic_view_edit_history)
 }
 
 data class MessageMenuState(
@@ -155,6 +158,10 @@ class MessageMenuViewModel @AssistedInject constructor(@Assisted initialState: M
                         add(SimpleAction.ViewReactions(informationData))
                     }
 
+                    if (event.hasBeenEdited()) {
+                        add(SimpleAction.ViewEditHistory(informationData))
+                    }
+
                     if (canShare(type)) {
                         if (messageContent is MessageImageContent) {
                             add(SimpleAction.Share(session.contentUrlResolver().resolveFullSize(messageContent.url)))

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/factory/MessageItemFactory.kt

@@ -28,7 +28,6 @@ import im.vector.matrix.android.api.permalinks.MatrixLinkify
 import im.vector.matrix.android.api.permalinks.MatrixPermalinkSpan
 import im.vector.matrix.android.api.session.events.model.RelationType
 import im.vector.matrix.android.api.session.events.model.toModel
-import im.vector.matrix.android.api.session.room.model.EditAggregatedSummary
 import im.vector.matrix.android.api.session.room.model.message.*
 import im.vector.matrix.android.api.session.room.send.SendState
 import im.vector.matrix.android.api.session.room.timeline.TimelineEvent
@@ -118,13 +117,11 @@ class MessageItemFactory @Inject constructor(
         return when (messageContent) {
             is MessageEmoteContent  -> buildEmoteMessageItem(messageContent,
                     informationData,
-                    event.annotations?.editSummary,
                     highlight,
                     callback)
             is MessageTextContent   -> buildTextMessageItem(event.root.sendState,
                     messageContent,
                     informationData,
-                    event.annotations?.editSummary,
                     highlight,
                     callback
             )
@@ -298,7 +295,6 @@ class MessageItemFactory @Inject constructor(
     private fun buildTextMessageItem(sendState: SendState,
                                      messageContent: MessageTextContent,
                                      informationData: MessageInformationData,
-                                     editSummary: EditAggregatedSummary?,
                                      highlight: Boolean,
                                      callback: TimelineEventController.Callback?): MessageTextItem? {
 
@@ -311,7 +307,7 @@ class MessageItemFactory @Inject constructor(
         return MessageTextItem_()
                 .apply {
                     if (informationData.hasBeenEdited) {
-                        val spannable = annotateWithEdited(linkifiedBody, callback, informationData, editSummary)
+                        val spannable = annotateWithEdited(linkifiedBody, callback, informationData)
                         message(spannable)
                     } else {
                         message(linkifiedBody)
@@ -338,8 +334,7 @@ class MessageItemFactory @Inject constructor(
 
     private fun annotateWithEdited(linkifiedBody: CharSequence,
                                    callback: TimelineEventController.Callback?,
-                                   informationData: MessageInformationData,
-                                   editSummary: EditAggregatedSummary?): SpannableStringBuilder {
+                                   informationData: MessageInformationData): SpannableStringBuilder {
         val spannable = SpannableStringBuilder()
         spannable.append(linkifiedBody)
         val editedSuffix = stringProvider.getString(R.string.edited_suffix)
@@ -356,7 +351,7 @@ class MessageItemFactory @Inject constructor(
         spannable.setSpan(RelativeSizeSpan(.9f), editStart, editEnd, Spanned.SPAN_INCLUSIVE_EXCLUSIVE)
         spannable.setSpan(object : ClickableSpan() {
             override fun onClick(widget: View?) {
-                callback?.onEditedDecorationClicked(informationData, editSummary)
+                callback?.onEditedDecorationClicked(informationData)
             }
 
             override fun updateDrawState(ds: TextPaint?) {
@@ -408,7 +403,6 @@ class MessageItemFactory @Inject constructor(
 
     private fun buildEmoteMessageItem(messageContent: MessageEmoteContent,
                                       informationData: MessageInformationData,
-                                      editSummary: EditAggregatedSummary?,
                                       highlight: Boolean,
                                       callback: TimelineEventController.Callback?): MessageTextItem? {
 
@@ -419,7 +413,7 @@ class MessageItemFactory @Inject constructor(
         return MessageTextItem_()
                 .apply {
                     if (informationData.hasBeenEdited) {
-                        val spannable = annotateWithEdited(message, callback, informationData, editSummary)
+                        val spannable = annotateWithEdited(message, callback, informationData)
                         message(spannable)
                     } else {
                         message(message)

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/util/MessageInformationDataFactory.kt

@@ -18,6 +18,7 @@ package im.vector.riotx.features.home.room.detail.timeline.util
 
 import im.vector.matrix.android.api.session.events.model.EventType
 import im.vector.matrix.android.api.session.room.timeline.TimelineEvent
+import im.vector.matrix.android.api.session.room.timeline.hasBeenEdited
 import im.vector.riotx.core.extensions.localDateTime
 import im.vector.riotx.core.resources.ColorProvider
 import im.vector.riotx.core.utils.isSingleEmoji
@@ -59,8 +60,6 @@ class MessageInformationDataFactory @Inject constructor(private val timelineDate
                     ?: ""))
         }
 
-        val hasBeenEdited = event.annotations?.editSummary != null
-
         return MessageInformationData(
                 eventId = eventId,
                 senderId = event.root.senderId ?: "",
@@ -74,7 +73,7 @@ class MessageInformationDataFactory @Inject constructor(private val timelineDate
                         ?.map {
                             ReactionInfoData(it.key, it.count, it.addedByMe, it.localEchoEvents.isEmpty())
                         },
-                hasBeenEdited = hasBeenEdited,
+                hasBeenEdited = event.hasBeenEdited(),
                 hasPendingEdits = event.annotations?.editSummary?.localEchos?.any() ?: false
         )
     }

vector/src/main/res/drawable/ic_view_edit_history.xml

@@ -0,0 +1,46 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="22dp"
+    android:height="16dp"
+    android:viewportWidth="22"
+    android:viewportHeight="16">
+  <path
+      android:pathData="M8,5.5L1,5.5"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#9E9E9E"
+      android:fillType="evenOdd"
+      android:strokeLineCap="round"/>
+  <path
+      android:pathData="M12,1.5L1,1.5"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#9E9E9E"
+      android:fillType="evenOdd"
+      android:strokeLineCap="round"/>
+  <path
+      android:pathData="M5,9.5L1,9.5"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#9E9E9E"
+      android:fillType="evenOdd"
+      android:strokeLineCap="round"/>
+  <path
+      android:pathData="M3,13.5L1,13.5"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#9E9E9E"
+      android:fillType="evenOdd"
+      android:strokeLineCap="round"/>
+  <path
+      android:pathData="M17.5776,1.6025C18.3598,0.7992 19.6278,0.7992 20.4099,1.6025C21.1921,2.4058 21.1921,3.7083 20.4099,4.5116L11.441,13.7237L7.6646,14.6934L8.6087,10.8146L17.5776,1.6025Z"
+      android:strokeLineJoin="round"
+      android:strokeWidth="2"
+      android:fillColor="#00000000"
+      android:strokeColor="#9E9E9E"
+      android:fillType="evenOdd"
+      android:strokeLineCap="round"/>
+</vector>

vector/src/main/res/values/strings_riotX.xml

@@ -9,4 +9,7 @@
     <string name="direct_room_filter_hint">"Filter by username or ID…"</string>
 
     <string name="joining_room">"Joining room…"</string>
+
+    <string name="message_view_edit_history">View Edit History</string>
+
 </resources>