Prevent sharing and clear drafts when entering disabled send conversations.

app/src/main/java/org/thoughtcrime/securesms/conversation/drafts/DraftViewModel.kt

@@ -115,9 +115,9 @@ class DraftViewModel @JvmOverloads constructor(
     }
   }
 
-  fun onSendComplete(threadId: Long = store.state.threadId) {
+  fun clearDraft() {
     repository.deleteVoiceNoteDraftData(store.state.voiceNoteDraft)
-    store.update { saveDraftsIfChanged(it, it.copyAndClearDrafts(threadId)) }
+    store.update { saveDraftsIfChanged(it, it.copyAndClearDrafts(store.state.threadId)) }
   }
 
   private fun saveDraftsIfChanged(oldState: DraftState, newState: DraftState): DraftState {

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

@@ -1072,8 +1072,13 @@ class ConversationFragment :
       this::handleReplyToMessage
     ).attachToRecyclerView(binding.conversationItemRecycler)
 
-    draftViewModel.loadShareOrDraftData(shareDataTimestampViewModel.timestamp)
-      .subscribeBy { data -> handleShareOrDraftData(data) }
+    viewModel
+      .inputReadyState
+      .flatMapMaybe { inputReadyState ->
+        draftViewModel.loadShareOrDraftData(shareDataTimestampViewModel.timestamp)
+          .map { inputReadyState to it }
+      }
+      .subscribeBy { (inputReadyState, data) -> handleShareOrDraftData(inputReadyState, data) }
       .addTo(disposables)
 
     disposables.add(
@@ -1519,9 +1524,18 @@ class ConversationFragment :
     }
   }
 
-  private fun handleShareOrDraftData(data: ShareOrDraftData) {
+  private fun handleShareOrDraftData(inputReadyState: InputReadyState, data: ShareOrDraftData) {
     shareDataTimestampViewModel.timestamp = args.shareDataTimestamp
 
+    if (inputReadyState.isAnnouncementGroup == true && inputReadyState.isAdmin == false) {
+      Toast.makeText(requireContext(), R.string.MultiselectForwardFragment__only_admins_can_send_messages_to_this_group, Toast.LENGTH_SHORT).show()
+      draftViewModel.clearDraft()
+      return
+    } else if (inputReadyState.shouldClearDraft()) {
+      draftViewModel.clearDraft()
+      return
+    }
+
     when (data) {
       is ShareOrDraftData.SendKeyboardImage -> sendMessageWithoutComposeInput(slide = data.slide, clearCompose = false)
       is ShareOrDraftData.SendSticker -> sendMessageWithoutComposeInput(slide = data.slide, clearCompose = true)
@@ -1960,7 +1974,7 @@ class ConversationFragment :
 
     updateLinkPreviewState()
 
-    draftViewModel.onSendComplete()
+    draftViewModel.clearDraft()
 
     inputPanel.exitEditMessageMode()
 

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

@@ -34,6 +34,14 @@ class InputReadyState(
       !conversationRecipient.isReleaseNotes
   }
 
+  fun shouldClearDraft(): Boolean {
+    return isActiveGroup == false ||
+      isRequestingMember == true ||
+      (isAnnouncementGroup == true && isAdmin == false) ||
+      conversationRecipient.isReleaseNotes ||
+      shouldShowInviteToSignal()
+  }
+
   override fun equals(other: Any?): Boolean {
     if (this === other) return true
     if (javaClass != other?.javaClass) return false