Add support for sending account custom emotes (MSC-2545)

We had support for room emotes and global room emotes, but this one was
missing.

Change-Id: Ic21078b6d786b46fbcd5512db03d9fd1483b25b1

library/ui-strings/src/main/res/values/strings_sc.xml

@@ -184,6 +184,7 @@
     <string name="freeform_reaction_summary">Free-form reaction</string>
     <string name="custom_emotes_this_room">Room emojis</string>
     <string name="custom_emotes_other_room">Emojis from %1$s</string>
+    <string name="custom_emotes_account_data">Own emojis</string>
     <string name="standard_emojis">Standard emojis</string>
 
     <string name="dev_tools_menu_hidden_events">Hidden events</string>

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/accountdata/UserAccountDataTypes.kt

@@ -29,5 +29,6 @@ object UserAccountDataTypes {
     const val TYPE_ACCEPTED_TERMS = "m.accepted_terms"
     const val TYPE_OVERRIDE_COLORS = "im.vector.setting.override_colors"
     const val TYPE_EMOTE_ROOMS = "im.ponies.emote_rooms"
+    const val TYPE_USER_EMOTES = "im.ponies.user_emotes"
     const val TYPE_LOCAL_NOTIFICATION_SETTINGS = "org.matrix.msc3890.local_notification_settings."
 }

vector/src/main/java/im/vector/app/features/autocomplete/emoji/AutocompleteEmojiController.kt

@@ -104,6 +104,8 @@ class AutocompleteEmojiController @Inject constructor(
         const val CUSTOM_THIS_ROOM_MAX = 10
         // Count of emojis per other image pack
         const val CUSTOM_OTHER_ROOM_MAX = 3
+        // Count of emojis for global account data
+        const val CUSTOM_ACCOUNT_MAX = 5
         // Count of other image packs
         const val MAX_CUSTOM_OTHER_ROOMS = 3
         // Total max

vector/src/main/java/im/vector/app/features/autocomplete/emoji/AutocompleteEmojiPresenter.kt

@@ -103,6 +103,19 @@ class AutocompleteEmojiPresenter @AssistedInject constructor(
             emoteUrls.addAll(currentRoomEmotes.map { it.mxcUrl })
             // Global emotes (only while searching)
             if (!query.isNullOrBlank()) {
+                // Account emotes
+                val userPack = session.accountDataService().getUserAccountDataEvent(UserAccountDataTypes.TYPE_USER_EMOTES)?.content
+                        ?.toModel<RoomEmoteContent>().getEmojiItems(query)
+                        .limit(AutocompleteEmojiController.CUSTOM_ACCOUNT_MAX)
+                if (userPack.isNotEmpty()) {
+                    emoteUrls.addAll(userPack.map { it.mxcUrl })
+                    emoteData += listOf(AutocompleteEmojiDataItem.Header(
+                            "de.spiritcroc.riotx.ACCOUNT_EMOJI_HEADER",
+                            context.getString(R.string.custom_emotes_account_data)
+                    ))
+                    emoteData += userPack.toAutocompleteItems()
+                }
+                // Global emotes from rooms
                 val globalPacks = session.accountDataService().getUserAccountDataEvent(UserAccountDataTypes.TYPE_EMOTE_ROOMS)
                 var packsAdded = 0
                 (globalPacks?.content?.get("rooms") as? Map<*, *>)?.forEach { pack ->
@@ -145,7 +158,11 @@ class AutocompleteEmojiPresenter @AssistedInject constructor(
     }
 
     private fun Room.getEmojiItems(query: CharSequence?): List<EmojiItem> {
-        return getStateEvent(EventType.ROOM_EMOTES, QueryStringValue.IsEmpty)?.content?.toModel<RoomEmoteContent>()?.images.orEmpty()
+        return getStateEvent(EventType.ROOM_EMOTES, QueryStringValue.IsEmpty)?.content?.toModel<RoomEmoteContent>().getEmojiItems(query)
+    }
+
+    private fun RoomEmoteContent?.getEmojiItems(query: CharSequence?): List<EmojiItem> {
+        return this?.images.orEmpty()
                 .filter {
                     val usages = it.value.usage
                     usages.isNullOrEmpty() || RoomEmoteContent.USAGE_EMOTICON in usages