Added GetSubscribeData to dbus daemon (#123)

src/client.vala

+public struct SwayncDaemonData {
+    public bool dnd;
+    public bool cc_open;
+    public uint count;
+}
+
 [DBus (name = "org.erikreider.swaync.cc")]
 interface CcDaemon : GLib.Object {
 
@@ -21,6 +27,9 @@ interface CcDaemon : GLib.Object {
 
     public abstract void set_visibility (bool value) throws DBusError, IOError;
 
+    [DBus (name = "GetSubscribeData")]
+    public abstract SwayncDaemonData get_subscribe_data () throws Error;
+
     public signal void subscribe (uint count, bool dnd, bool cc_open);
 }
 
@@ -58,9 +67,8 @@ private void on_subscribe (uint count, bool dnd, bool cc_open) {
 
 private void print_subscribe () {
     try {
-        on_subscribe (cc_daemon.notification_count (),
-                      cc_daemon.get_dnd (),
-                      cc_daemon.get_visibility ());
+        SwayncDaemonData data = cc_daemon.get_subscribe_data ();
+        on_subscribe (data.count, data.dnd, data.cc_open);
     } catch (Error e) {
         on_subscribe (0, false, false);
     }
@@ -86,9 +94,8 @@ private void on_subscribe_waybar (uint count, bool dnd, bool cc_open) {
 
 private void print_subscribe_waybar () {
     try {
-        on_subscribe_waybar (cc_daemon.notification_count (),
-                             cc_daemon.get_dnd (),
-                             cc_daemon.get_visibility ());
+        SwayncDaemonData data = cc_daemon.get_subscribe_data ();
+        on_subscribe_waybar (data.count, data.dnd, data.cc_open);
     } catch (Error e) {
         on_subscribe_waybar (0, false, false);
     }

src/swayncDaemon/swayncDaemon.vala

 namespace SwayNotificationCenter {
+    public struct Data {
+        public bool dnd;
+        public bool cc_open;
+        public uint count;
+    }
+
     [DBus (name = "org.erikreider.swaync.cc")]
     public class SwayncDaemon : Object {
         public StateCache cache_state;
@@ -57,6 +63,16 @@ namespace SwayNotificationCenter {
             }
         }
 
+        /** Gets subscribe data but in one call */
+        [DBus (name = "GetSubscribeData")]
+        public Data get_subscribe_data () throws Error {
+            return Data () {
+                       dnd = get_dnd (),
+                       cc_open = get_visibility (),
+                       count = notification_count (),
+            };
+        }
+
         /**
          * Called when Dot Not Disturb state changes and when
          * notification gets added/removed