[fenix] No issue: refresh after undoing bookmark deletion (https://github.com/mozilla-mobile/fenix/pull/2198)

app/src/main/java/org/mozilla/fenix/ext/CoroutineScope.kt

@@ -6,13 +6,20 @@ package org.mozilla.fenix.ext
 
 import android.view.View
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Dispatchers.IO
+import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import org.mozilla.fenix.components.FenixSnackbar
 
-fun CoroutineScope.allowUndo(view: View, message: String, undoActionTitle: String, operation: suspend () -> Unit) {
-    val undoJob = launch(Dispatchers.IO) {
+fun CoroutineScope.allowUndo(
+    view: View,
+    message: String,
+    undoActionTitle: String,
+    onCancel: suspend () -> Unit = {},
+    operation: suspend () -> Unit
+) {
+    val undoJob = launch(IO) {
         delay(UNDO_DELAY)
         operation.invoke()
     }
@@ -20,6 +27,9 @@ fun CoroutineScope.allowUndo(view: View, message: String, undoActionTitle: Strin
         .setText(message)
         .setAction(undoActionTitle) {
             undoJob.cancel()
+            launch(Main) {
+                onCancel.invoke()
+            }
         }.show()
 }
 

app/src/main/java/org/mozilla/fenix/library/bookmarks/BookmarkFragment.kt

@@ -219,7 +219,7 @@ class BookmarkFragment : Fragment(), CoroutineScope, BackHandler, AccountObserve
 
                         CoroutineScope(Main).allowUndo(
                             view!!, getString(R.string.bookmark_deletion_snackbar_message, it.item.url.urlToHost()),
-                            getString(R.string.bookmark_undo_deletion)
+                            getString(R.string.bookmark_undo_deletion), { refreshBookmarks(components) }
                         ) {
                             components.core.bookmarksStorage.deleteNode(it.item.guid)
                             components.analytics.metrics.track(Event.RemoveBookmark)
@@ -292,7 +292,7 @@ class BookmarkFragment : Fragment(), CoroutineScope, BackHandler, AccountObserve
 
                 CoroutineScope(Main).allowUndo(
                     view!!, getString(R.string.bookmark_deletion_multiple_snackbar_message),
-                    getString(R.string.bookmark_undo_deletion)
+                    getString(R.string.bookmark_undo_deletion), { refreshBookmarks(components) }
                 ) {
                     deleteSelectedBookmarks(selectedBookmarks, components)
                     components.analytics.metrics.track(Event.RemoveBookmarks)