From da0f52879808c61157cf7c126b9ca2d7feae212c Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Mon, 24 Jun 2019 09:07:43 +0200
Subject: [PATCH] Support moving from/to drafts

---
 app/src/main/java/eu/faircode/email/Core.java | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/faircode/email/Core.java b/app/src/main/java/eu/faircode/email/Core.java
index df55382820..a070ceca6e 100644
--- a/app/src/main/java/eu/faircode/email/Core.java
+++ b/app/src/main/java/eu/faircode/email/Core.java
@@ -591,7 +591,25 @@ class Core {
             throw new FolderNotFoundException();
         IMAPFolder itarget = (IMAPFolder) istore.getFolder(target.name);
 
-        ifolder.copyMessages(new Message[]{imessage}, itarget);
+        if (EntityFolder.DRAFTS.equals(folder.type) || EntityFolder.DRAFTS.equals(target.type)) {
+            Log.i(folder.name + " move from " + folder.type + " to " + target.type);
+
+            File file = message.getRawFile(context);
+            try (OutputStream os = new BufferedOutputStream(new FileOutputStream(file))) {
+                imessage.writeTo(os);
+            }
+
+            Message icopy;
+            try (InputStream is = new BufferedInputStream(new FileInputStream(file))) {
+                icopy = new MimeMessage(isession, is);
+            }
+
+            file.delete();
+
+            icopy.setFlag(Flags.Flag.DRAFT, EntityFolder.DRAFTS.equals(target.type));
+            itarget.appendMessages(new Message[]{icopy});
+        } else
+            ifolder.copyMessages(new Message[]{imessage}, itarget);
 
         // Delete source
         if (!copy) {