Added deleted operation

FAQ.md

@@ -313,7 +313,7 @@ The low priority status bar notification shows the number of pending operations,
 * *copy*: copy message to another remote folder
 * *fetch*: fetched pushed message
 * *delete*: delete message from remote folder
-* *send*: send message
+* *deleted*: delete message from local folder
 * *seen*: mark message as read/unread in remote folder
 * *answered*: mark message as answered in remote folder
 * *flag*: add/remove star in remote folder

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

@@ -166,6 +166,7 @@ class Core {
 
                         if (message == null) {
                             if (!EntityOperation.FETCH.equals(op.name) &&
+                                    !EntityOperation.DELETED.equals(op.name) &&
                                     !EntityOperation.SYNC.equals(op.name) &&
                                     !EntityOperation.SUBSCRIBE.equals(op.name))
                                 throw new MessageRemovedException();
@@ -221,6 +222,10 @@ class Core {
                                 onDelete(context, jargs, folder, message, (IMAPFolder) ifolder);
                                 break;
 
+                            case EntityOperation.DELETED:
+                                onDeleted(context, jargs, folder, (IMAPFolder) ifolder);
+                                break;
+
                             case EntityOperation.HEADERS:
                                 onHeaders(context, jargs, folder, message, (IMAPFolder) ifolder);
                                 break;
@@ -327,10 +332,14 @@ class Core {
             return;
         if (EntityOperation.ADD.equals(op.name))
             return;
+        if (EntityOperation.FETCH.equals(op.name))
+            return;
         if (EntityOperation.EXISTS.equals(op.name))
             return;
         if (EntityOperation.DELETE.equals(op.name) && !TextUtils.isEmpty(message.msgid))
             return;
+        if (EntityOperation.DELETED.equals(op.name))
+            return;
 
         Log.i(folder.name + " ensure uid op=" + op.name + " msgid=" + message.msgid);
 
@@ -743,6 +752,18 @@ class Core {
         }
     }
 
+    private static void onDeleted(Context context, JSONArray jargs, EntityFolder folder, IMAPFolder ifolder) throws JSONException, MessagingException, IOException {
+        long uid = jargs.getLong(0);
+
+        DB db = DB.getInstance(context);
+        try {
+            db.message().deleteMessage(folder.id, uid);
+        } finally {
+            int count = ifolder.getMessageCount();
+            db.folder().setFolderTotal(folder.id, count < 0 ? null : count);
+        }
+    }
+
     private static void onHeaders(Context context, JSONArray jargs, EntityFolder folder, EntityMessage message, IMAPFolder ifolder) throws MessagingException {
         // Download headers
         DB db = DB.getInstance(context);

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

@@ -77,8 +77,9 @@ public class EntityOperation {
     static final String ADD = "add";
     static final String MOVE = "move";
     static final String COPY = "copy";
-    static final String DELETE = "delete";
     static final String FETCH = "fetch";
+    static final String DELETE = "delete";
+    static final String DELETED = "deleted";
     static final String SEEN = "seen";
     static final String ANSWERED = "answered";
     static final String FLAG = "flag";

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

@@ -908,17 +908,7 @@ public class ServiceSynchronize extends ServiceBase {
 
                                         for (Message imessage : e.getMessages()) {
                                             long uid = ifolder.getUID(imessage);
-                                            try {
-                                                db.beginTransaction();
-
-                                                EntityMessage message = db.message().getMessageByUid(folder.id, uid);
-                                                if (message != null)
-                                                    EntityOperation.queue(ServiceSynchronize.this, message, EntityOperation.DELETE);
-
-                                                db.setTransactionSuccessful();
-                                            } finally {
-                                                db.endTransaction();
-                                            }
+                                            EntityOperation.queue(ServiceSynchronize.this, folder, EntityOperation.DELETED, uid);
                                         }
                                     } catch (Throwable ex) {
                                         Log.e(folder.name, ex);