Some improvements to the application

demo/src/main/java/ch/dissem/bitmessage/demo/Application.java

@@ -99,7 +99,7 @@ public class Application {
                         subscriptions();
                         break;
                     case "m":
-                        messages();
+                        labels();
                         break;
                     case "?":
                         info();
@@ -280,22 +280,65 @@ public class Application {
         }
     }
 
-    private void messages() {
+    private void labels() {
+        List<Label> labels = ctx.messages().getLabels();
         String command;
         do {
-            List<Plaintext> messages = ctx.messages().findMessages(Plaintext.Status.RECEIVED);
+            System.out.println();
+            int i = 0;
+            for (Label label : labels) {
+                i++;
+                System.out.println(i + ") " + label + " [" + ctx.messages().countUnread(label) + "]");
+            }
+            System.out.println("a) Archive");
+            System.out.println();
+            System.out.println("c) compose message");
+            System.out.println("s) compose broadcast");
+            System.out.println(COMMAND_BACK);
+
+            command = commandLine.nextCommand();
+            switch (command) {
+                case "a":
+                    messages(null);
+                    break;
+                case "c":
+                    compose(false);
+                    break;
+                case "s":
+                    compose(true);
+                    break;
+                case "b":
+                    return;
+                default:
+                    try {
+                        int index = Integer.parseInt(command) - 1;
+                        messages(labels.get(index));
+                    } catch (NumberFormatException | IndexOutOfBoundsException e) {
+                        System.out.println(ERROR_UNKNOWN_COMMAND);
+                    }
+            }
+        } while (!"b".equalsIgnoreCase(command));
+    }
+
+    private void messages(Label label) {
+        String command;
+        do {
+            List<Plaintext> messages = ctx.messages().findMessages(label);
             System.out.println();
             int i = 0;
             for (Plaintext message : messages) {
                 i++;
-                System.out.println(i + ") From: " + message.getFrom() + "; Subject: " + message.getSubject());
+                System.out.println(i + (message.isUnread() ? ">" : ")") + " From: " + message.getFrom() + "; Subject: " + message.getSubject());
             }
             if (i == 0) {
-                System.out.println("You have no messages.");
+                System.out.println("There are no messages.");
             }
             System.out.println();
             System.out.println("c) compose message");
             System.out.println("s) compose broadcast");
+            if (label.getType() == Label.Type.TRASH) {
+                System.out.println("e) empty trash");
+            }
             System.out.println(COMMAND_BACK);
 
             command = commandLine.nextCommand();
@@ -306,6 +349,8 @@ public class Application {
                 case "s":
                     compose(true);
                     break;
+                case "e":
+                    messages.forEach(ctx.messages()::remove);
                 case "b":
                     return;
                 default:
@@ -328,13 +373,15 @@ public class Application {
         System.out.println(message.getText());
         System.out.println();
         System.out.println(message.getLabels().stream().map(Label::toString).collect(
-                Collectors.joining("Labels: ", ", ", "")));
+                Collectors.joining(", ", "Labels: ", "")));
         System.out.println();
         ctx.labeler().markAsRead(message);
+        ctx.messages().save(message);
         String command;
         do {
             System.out.println("r) reply");
             System.out.println("d) delete");
+            System.out.println("a) archive");
             System.out.println(COMMAND_BACK);
             command = commandLine.nextCommand();
             switch (command) {
@@ -342,7 +389,13 @@ public class Application {
                     compose(message.getTo(), message.getFrom(), "RE: " + message.getSubject());
                     break;
                 case "d":
-                    ctx.messages().remove(message);
+                    ctx.labeler().delete(message);
+                    ctx.messages().save(message);
+                    return;
+                case "a":
+                    ctx.labeler().archive(message);
+                    ctx.messages().save(message);
+                    return;
                 case "b":
                     return;
                 default: