Shifted the creation of AttachmentDownloadJobs to the IO thread

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

@@ -40,9 +40,8 @@ class ConversationAdapter(
     private val onItemLongPress: (MessageRecord, Int, VisibleMessageView) -> Unit,
     private val onDeselect: (MessageRecord, Int) -> Unit,
     private val glide: GlideRequests,
-    lifecycleCoroutineScope: LifecycleCoroutineScope
-)
-    : CursorRecyclerViewAdapter<ViewHolder>(context, cursor) {
+    private val lifecycleCoroutineScope: LifecycleCoroutineScope
+) : CursorRecyclerViewAdapter<ViewHolder>(context, cursor) {
     private val messageDB by lazy { DatabaseComponent.get(context).mmsSmsDatabase() }
     private val contactDB by lazy { DatabaseComponent.get(context).sessionContactDatabase() }
     var selectedItems = mutableSetOf<MessageRecord>()
@@ -120,7 +119,18 @@ class ConversationAdapter(
                 }
                 val contact = contactCache[senderIdHash]
 
-                visibleMessageView.bind(message, messageBefore, getMessageAfter(position, cursor), glide, searchQuery, contact, senderId, visibleMessageViewDelegate)
+                visibleMessageView.bind(
+                        message,
+                        messageBefore,
+                        getMessageAfter(position, cursor),
+                        glide,
+                        searchQuery,
+                        contact,
+                        senderId,
+                        visibleMessageViewDelegate,
+                        lifecycleCoroutineScope
+                )
+
                 if (!message.isDeleted) {
                     visibleMessageView.onPress = { event -> onItemPress(message, viewHolder.adapterPosition, visibleMessageView, event) }
                     visibleMessageView.onSwipeToReply = { onItemSwipeToReply(message, viewHolder.adapterPosition) }

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/components/AlbumThumbnailView.kt

@@ -11,6 +11,9 @@ import android.widget.FrameLayout
 import android.widget.TextView
 import androidx.core.view.children
 import androidx.core.view.isVisible
+import androidx.lifecycle.LifecycleCoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import network.loki.messenger.R
 import network.loki.messenger.databinding.AlbumThumbnailViewBinding
 import org.session.libsession.messaging.jobs.AttachmentDownloadJob
@@ -63,7 +66,7 @@ class AlbumThumbnailView : FrameLayout {
 
     // region Interaction
 
-    fun calculateHitObject(event: MotionEvent, mms: MmsMessageRecord, threadRecipient: Recipient) {
+    fun calculateHitObject(event: MotionEvent, mms: MmsMessageRecord, threadRecipient: Recipient, lifecycleCoroutineScope: LifecycleCoroutineScope) {
         val rawXInt = event.rawX.toInt()
         val rawYInt = event.rawY.toInt()
         val eventRect = Rect(rawXInt, rawYInt, rawXInt, rawYInt)
@@ -76,10 +79,14 @@ class AlbumThumbnailView : FrameLayout {
                 val slide = slides.getOrNull(index) ?: return
                 // only open to downloaded images
                 if (slide.transferState == AttachmentTransferProgress.TRANSFER_PROGRESS_FAILED) {
-                    // restart download here
+                    // Restart download here (on IO thread)
                     (slide.asAttachment() as? DatabaseAttachment)?.let { attachment ->
                         val attachmentId = attachment.attachmentId.rowId
-                        JobQueue.shared.add(AttachmentDownloadJob(attachmentId, mms.getId()))
+
+                        // Start download (on IO thread)
+                        lifecycleCoroutineScope.launch(Dispatchers.IO) {
+                            JobQueue.shared.add(AttachmentDownloadJob(attachmentId, mms.getId()))
+                        }
                     }
                 }
                 if (slide.isInProgress) return

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

@@ -23,6 +23,9 @@ import androidx.core.graphics.BlendModeCompat
 import androidx.core.text.getSpans
 import androidx.core.text.toSpannable
 import androidx.core.view.isVisible
+import androidx.lifecycle.LifecycleCoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import network.loki.messenger.R
 import network.loki.messenger.databinding.ViewVisibleMessageContentBinding
 import okhttp3.HttpUrl
@@ -65,8 +68,16 @@ class VisibleMessageContentView : LinearLayout {
     // endregion
 
     // region Updating
-    fun bind(message: MessageRecord, isStartOfMessageCluster: Boolean, isEndOfMessageCluster: Boolean,
-        glide: GlideRequests, thread: Recipient, searchQuery: String?, contactIsTrusted: Boolean) {
+    fun bind(
+        message: MessageRecord,
+        isStartOfMessageCluster: Boolean,
+        isEndOfMessageCluster: Boolean,
+        glide: GlideRequests,
+        thread: Recipient,
+        searchQuery: String?,
+        contactIsTrusted: Boolean,
+        lifecycleCoroutineScope: LifecycleCoroutineScope
+    ) {
         // Background
         val background = getBackground(message.isOutgoing)
         val color = if (message.isOutgoing) context.getAccentColor()
@@ -141,8 +152,10 @@ class VisibleMessageContentView : LinearLayout {
                 val attachmentId = dbAttachment.attachmentId.rowId
                 if (attach.transferState == AttachmentTransferProgress.TRANSFER_PROGRESS_PENDING
                     && MessagingModuleConfiguration.shared.storage.getAttachmentUploadJob(attachmentId) == null) {
-                    // start download
-                    JobQueue.shared.add(AttachmentDownloadJob(attachmentId, dbAttachment.mmsId))
+                    // Start download (on IO thread)
+                    lifecycleCoroutineScope.launch(Dispatchers.IO) {
+                        JobQueue.shared.add(AttachmentDownloadJob(attachmentId, dbAttachment.mmsId))
+                    }
                 }
             }
             message.linkPreviews.forEach { preview ->
@@ -150,7 +163,10 @@ class VisibleMessageContentView : LinearLayout {
                 val attachmentId = previewThumbnail.attachmentId.rowId
                 if (previewThumbnail.transferState == AttachmentTransferProgress.TRANSFER_PROGRESS_PENDING
                     && MessagingModuleConfiguration.shared.storage.getAttachmentUploadJob(attachmentId) == null) {
-                    JobQueue.shared.add(AttachmentDownloadJob(attachmentId, previewThumbnail.mmsId))
+                    // Start download (on IO thread)
+                    lifecycleCoroutineScope.launch(Dispatchers.IO) {
+                        JobQueue.shared.add(AttachmentDownloadJob(attachmentId, previewThumbnail.mmsId))
+                    }
                 }
             }
         }
@@ -205,7 +221,7 @@ class VisibleMessageContentView : LinearLayout {
                     layoutParams.horizontalBias = if (message.isOutgoing) 1f else 0f
                     binding.albumThumbnailView.layoutParams = layoutParams
                     onContentClick.add { event ->
-                        binding.albumThumbnailView.calculateHitObject(event, message, thread)
+                        binding.albumThumbnailView.calculateHitObject(event, message, thread, lifecycleCoroutineScope)
                     }
                 } else {
                     hideBody = true

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

@@ -20,6 +20,7 @@ import androidx.core.os.bundleOf
 import androidx.core.view.isInvisible
 import androidx.core.view.isVisible
 import androidx.core.view.marginBottom
+import androidx.lifecycle.LifecycleCoroutineScope
 import dagger.hilt.android.AndroidEntryPoint
 import network.loki.messenger.R
 import network.loki.messenger.databinding.ViewVisibleMessageBinding
@@ -122,6 +123,7 @@ class VisibleMessageView : LinearLayout {
         contact: Contact?,
         senderSessionID: String,
         delegate: VisibleMessageViewDelegate?,
+        lifecycleCoroutineScope: LifecycleCoroutineScope
     ) {
         val threadID = message.threadId
         val thread = threadDb.getRecipientForThreadId(threadID) ?: return
@@ -230,7 +232,8 @@ class VisibleMessageView : LinearLayout {
             glide,
             thread,
             searchQuery,
-            message.isOutgoing || isGroupThread || (contact?.isTrusted ?: false)
+            message.isOutgoing || isGroupThread || (contact?.isTrusted ?: false),
+            lifecycleCoroutineScope
         )
         binding.messageContentView.delegate = delegate
         onDoubleTap = { binding.messageContentView.onContentDoubleTap?.invoke() }