WIP Getting Gif to Work

Signed-off-by: rapterjet2004 <juliuslinus1@gmail.com>

app/src/main/java/com/nextcloud/talk/adapters/messages/PreviewMessageViewHolder.kt

@@ -42,6 +42,7 @@ import com.nextcloud.talk.utils.DisplayUtils
 import com.nextcloud.talk.utils.DrawableUtils.getDrawableResourceIdForMimeType
 import com.nextcloud.talk.utils.FileViewerUtils
 import com.nextcloud.talk.utils.FileViewerUtils.ProgressUi
+import com.nextcloud.talk.utils.MimetypeUtils.isGif
 import com.nextcloud.talk.utils.message.MessageUtils
 import com.stfalcon.chatkit.messages.MessageHolders.IncomingImageMessageViewHolder
 import io.reactivex.Single
@@ -232,6 +233,10 @@ abstract class PreviewMessageViewHolder(itemView: View?, payload: Any?) :
 
         if (message.selectedIndividualHashMap!!.containsKey(KEY_MIMETYPE)) {
             val mimetype = message.selectedIndividualHashMap!![KEY_MIMETYPE]
+            if (isGif(mimetype!!)) {
+                return message
+            }
+
             val drawableResourceId = getDrawableResourceIdForMimeType(mimetype)
             var drawable = ContextCompat.getDrawable(context!!, drawableResourceId)
             if (drawable != null &&

app/src/main/java/com/nextcloud/talk/chat/ChatActivity.kt

@@ -50,6 +50,7 @@ import androidx.activity.OnBackPressedCallback
 import androidx.activity.result.ActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.view.ContextThemeWrapper
+import androidx.core.content.ContextCompat
 import androidx.core.content.FileProvider
 import androidx.core.content.PermissionChecker
 import androidx.core.content.PermissionChecker.PERMISSION_GRANTED
@@ -187,6 +188,7 @@ import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import org.greenrobot.eventbus.Subscribe
 import org.greenrobot.eventbus.ThreadMode
+import pl.droidsonroids.gif.GifDrawable
 import retrofit2.HttpException
 import retrofit2.Response
 import java.io.File
@@ -1073,8 +1075,32 @@ class ChatActivity :
         adapter = TalkMessagesListAdapter(
             senderId,
             initMessageHolders(),
-            ImageLoader { imageView, url, placeholder ->
-                imageView.loadAvatarOrImagePreview(url!!, conversationUser!!, placeholder as Drawable?)
+            ImageLoader { imageView, url, data ->
+                try {
+                    if ((data is ChatMessage)) { // It's a GIF
+                        val filename = data.selectedIndividualHashMap!!["name"]
+                        val path = context.cacheDir.absolutePath + "/" + filename
+                        val file = File(context.cacheDir, filename!!)
+                        if (file.exists()) {
+                            val gifFromUri = GifDrawable(path)
+                            imageView.setImageDrawable(gifFromUri)
+                        } else {
+                            // TODO download file to cache can't be called here -_-, need to figure out another way
+                            // to get this preloaded, likely in PreviewMessageViewHolder
+                            val placeholder = ContextCompat.getDrawable(context, R.drawable.ic_mimetype_file)
+                            imageView.setImageDrawable(placeholder)
+                            downloadFileToCache(data, false) {
+                                val gifFromUri = GifDrawable(path)
+                                imageView.setImageDrawable(gifFromUri)
+                            }
+                        }
+                    } else { // Not a GIF
+                        imageView.loadAvatarOrImagePreview(url!!, conversationUser!!, data as Drawable?)
+                    }
+                } catch (e: java.lang.IllegalStateException) {
+                    Log.e(TAG, "Error in ImageLoading in initAdapter $e")
+                }
+
             },
             this
         )
@@ -3384,10 +3410,6 @@ class ChatActivity :
         val messageTemp = message as ChatMessage
         messageTemp.lastEditTimestamp = message.lastEditTimestamp
 
-        val index = adapter?.getMessagePositionById(messageTemp.id) ?: 0
-        val adapterMsg = adapter?.items?.get(index)?.item as ChatMessage
-
-        messageTemp.parentMessage = adapterMsg.parentMessage
         messageTemp.isOneToOneConversation =
             currentConversation?.type == ConversationType.ROOM_TYPE_ONE_TO_ONE_CALL
         messageTemp.activeUser = conversationUser

app/src/main/res/layout/item_custom_incoming_preview_message.xml

@@ -63,11 +63,11 @@
             app:layout_wrapBefore="true"
             tools:visibility="gone">
 
-            <ImageView
+            <pl.droidsonroids.gif.GifImageView
                 android:id="@id/image"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:scaleType="fitStart"
+                android:minHeight="200dp"
                 tools:src="@drawable/ic_call_black_24dp"
                 tools:ignore="ContentDescription" />
 

app/src/main/res/layout/item_custom_outcoming_preview_message.xml

@@ -39,11 +39,11 @@
             app:layout_flexGrow="1"
             app:layout_wrapBefore="true">
 
-            <ImageView
+            <pl.droidsonroids.gif.GifImageView
                 android:id="@id/image"
                 android:layout_width="match_parent"
+                android:minHeight="200dp"
                 android:layout_height="wrap_content"
-                android:scaleType="fitStart"
                 tools:src="@drawable/ic_call_black_24dp"
                 tools:ignore="ContentDescription" />