[geary/wip/131-sent-mail: 49/52] Fix missing outbox messages body preview in ConversationViewer

[Michael Gratton <mjog src gnome org>]

commit b187563933698204d1c137a1d32e034f9ba3d595
Author: Michael Gratton <mike vee net>
Date:   Thu Aug 22 22:37:15 2019 +1000

    Fix missing outbox messages body preview in ConversationViewer

 src/engine/rfc822/rfc822-message.vala | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/src/engine/rfc822/rfc822-message.vala b/src/engine/rfc822/rfc822-message.vala
index c530ea88..f600c929 100644
--- a/src/engine/rfc822/rfc822-message.vala
+++ b/src/engine/rfc822/rfc822-message.vala
@@ -494,6 +494,10 @@ public class Geary.RFC822.Message : BaseObject, EmailHeaderSet {
         email.set_message_subject(subject);
         email.set_message_body(new Geary.RFC822.Text(new Geary.Memory.OffsetBuffer(
             body_buffer, body_offset)));
+        string preview = get_preview();
+        if (preview != "") {
+            email.set_message_preview(new PreviewText.from_string(preview));
+        }
         return email;
     }