Apply message corner radii

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/messages/VisibleMessageContentView.kt

@@ -1,11 +1,13 @@
 package org.thoughtcrime.securesms.conversation.v2.messages
 
 import android.content.Context
+import android.graphics.drawable.Drawable
 import android.util.AttributeSet
 import android.util.TypedValue
 import android.view.LayoutInflater
 import android.widget.LinearLayout
 import android.widget.TextView
+import androidx.annotation.DrawableRes
 import androidx.core.content.res.ResourcesCompat
 import androidx.core.graphics.BlendModeColorFilterCompat
 import androidx.core.graphics.BlendModeCompat
@@ -42,10 +44,9 @@ class VisibleMessageContentView : LinearLayout {
     // endregion
 
     // region Updating
-    fun bind(message: MessageRecord) {
+    fun bind(message: MessageRecord, isStartOfMessageCluster: Boolean, isEndOfMessageCluster: Boolean) {
         // Background
-        // TODO: Set background to one of sent/received + top/middle/bottom + color
+        val background = getBackground(message.isOutgoing, isStartOfMessageCluster, isEndOfMessageCluster)
-        val background = ResourcesCompat.getDrawable(resources, R.drawable.message_bubble_background, context.theme)!!
         val colorID = if (message.isOutgoing) R.attr.message_sent_background_color else R.attr.message_received_background_color
         val color = ThemeUtil.getThemedColor(context, colorID)
         val filter = BlendModeColorFilterCompat.createBlendModeColorFilterCompat(color, BlendModeCompat.SRC_IN)
@@ -77,6 +78,21 @@ class VisibleMessageContentView : LinearLayout {
         }
     }
 
+    private fun getBackground(isOutgoing: Boolean, isStartOfMessageCluster: Boolean, isEndOfMessageCluster: Boolean): Drawable {
+        val isSingleMessage = (isStartOfMessageCluster && isEndOfMessageCluster)
+        @DrawableRes val backgroundID: Int
+        if (isSingleMessage) {
+            backgroundID = if (isOutgoing) R.drawable.message_bubble_background_sent_alone else R.drawable.message_bubble_background_received_alone
+        } else if (isStartOfMessageCluster) {
+            backgroundID = if (isOutgoing) R.drawable.message_bubble_background_sent_start else R.drawable.message_bubble_background_received_start
+        } else if (isEndOfMessageCluster) {
+            backgroundID = if (isOutgoing) R.drawable.message_bubble_background_sent_end else R.drawable.message_bubble_background_received_end
+        } else {
+            backgroundID = if (isOutgoing) R.drawable.message_bubble_background_sent_middle else R.drawable.message_bubble_background_received_middle;
+        }
+        return ResourcesCompat.getDrawable(resources, backgroundID, context.theme)!!
+    }
+
     fun recycle() {
         mainContainer.removeAllViews()
     }

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/messages/VisibleMessageView.kt

@@ -9,6 +9,7 @@ import android.view.ViewGroup
 import android.widget.LinearLayout
 import kotlinx.android.synthetic.main.view_visible_message.view.*
 import network.loki.messenger.R
+import nl.komponents.kovenant.combine.Tuple8
 import org.session.libsession.messaging.contacts.Contact.ContactContext
 import org.session.libsession.utilities.ViewUtil
 import org.session.libsignal.utilities.guava.Optional
@@ -76,22 +77,20 @@ class VisibleMessageView : LinearLayout {
             else resources.getDimension(R.dimen.very_large_spacing).toInt()
         messageContentView.layoutParams = messageContentViewLayoutParams
         // Set inter-message spacing
-        setMessageSpacing(message, previous, next, isGroupThread)
+        val isStartOfMessageCluster = isStartOfMessageCluster(message, previous, isGroupThread)
+        val isEndOfMessageCluster = isEndOfMessageCluster(message, next, isGroupThread)
+        setMessageSpacing(isStartOfMessageCluster, isEndOfMessageCluster)
         // Gravity
         val gravity = if (message.isOutgoing) Gravity.RIGHT else Gravity.LEFT
         mainContainer.gravity = gravity or Gravity.BOTTOM
         // Populate content view
-        messageContentView.bind(message)
+        messageContentView.bind(message, isStartOfMessageCluster, isEndOfMessageCluster)
     }
 
-    private fun setMessageSpacing(current: MessageRecord, previous: MessageRecord?, next: MessageRecord?, isGroupThread: Boolean) {
+    private fun setMessageSpacing(isStartOfMessageCluster: Boolean, isEndOfMessageCluster: Boolean) {
-        val isStartOfMessageCluster = (isStartOfMessageCluster(current, previous, isGroupThread))
+        val topPadding = if (isStartOfMessageCluster) R.dimen.conversation_vertical_message_spacing_default else R.dimen.conversation_vertical_message_spacing_collapse
-        val topPadding = if (isStartOfMessageCluster) R.dimen.conversation_vertical_message_spacing_default
-            else R.dimen.conversation_vertical_message_spacing_collapse
         ViewUtil.setPaddingTop(this, resources.getDimension(topPadding).roundToInt())
-        val isEndOfMessageCluster = (isEndOfMessageCluster(current, previous, isGroupThread))
+        val bottomPadding = if (isEndOfMessageCluster) R.dimen.conversation_vertical_message_spacing_default else R.dimen.conversation_vertical_message_spacing_collapse
-        val bottomPadding = if (isEndOfMessageCluster) R.dimen.conversation_vertical_message_spacing_default
-            else R.dimen.conversation_vertical_message_spacing_collapse
         ViewUtil.setPaddingBottom(this, resources.getDimension(bottomPadding).roundToInt())
     }