Check if local drafts folder exists

app/src/main/java/eu/faircode/email/Core.java

@@ -2601,9 +2601,12 @@ class Core {
         Log.i("Local folder count=" + local.size() + " drafts=" + drafts);
 
         if (!drafts) {
-            EntityFolder d = new EntityFolder();
+            String ldrafts = context.getString(R.string.title_folder_local_drafts);
+            EntityFolder d = db.folder().getFolderByName(account.id, ldrafts);
+            if (d == null) {
+                d = new EntityFolder();
                 d.account = account.id;
-            d.name = context.getString(R.string.title_folder_local_drafts);
+                d.name = ldrafts;
                 d.type = EntityFolder.DRAFTS;
                 d.local = true;
                 d.setProperties();
@@ -2613,6 +2616,7 @@ class Core {
                 d.keep_days = Integer.MAX_VALUE;
                 db.folder().insertFolder(d);
             }
+        }
 
         if (!sync_folders)
             return;