implement first stages of active mode communication

owrx/connection.py

@@ -11,6 +11,7 @@ from owrx.bookmarks import Bookmarks
 from owrx.map import Map
 from owrx.locator import Locator
 from owrx.property import PropertyStack
+from owrx.modes import Modes
 from multiprocessing import Queue
 from queue import Full
 from js8py import Js8Frame
@@ -122,6 +123,9 @@ class OpenWebRxReceiverClient(Client):
         features = FeatureDetector().feature_availability()
         self.write_features(features)
 
+        modes = Modes.getModes()
+        self.write_modes(modes)
+
         CpuUsageThread.getSharedInstance().add_client(self)
 
     def __sendProfiles(self):
@@ -345,6 +349,13 @@ class OpenWebRxReceiverClient(Client):
             "mode": frame.mode
         }})
 
+    def write_modes(self, modes):
+        self.send({"type": "modes", "value": [{
+            "modulation": m.modulation,
+            "name": m.name,
+            "requirements": m.requirements
+        } for m in modes]})
+
 
 class MapConnection(Client):
     def __init__(self, conn):