websocket server: API change(!), better response format

src/api/websocket_server.py

@@ -7,18 +7,6 @@ from websockets.server import serve
 from utils import generate, get_autoregressive_models, get_voice_list
 
 
-async def _handle_generate(websocket, message):
-    await websocket.send(json.dumps(generate(**message)))
-
-
-async def _handle_get_autoregressive_models(websocket, message):
-    await websocket.send(json.dumps(get_autoregressive_models()))
-
-
-async def _handle_get_voice_list(websocket, message):
-    await websocket.send(json.dumps(get_voice_list()))
-
-
 # this is a not so nice workaround to set values to None if their string value is "None"
 def replaceNoneStringWithNone(message):
     for member in message:
@@ -28,6 +16,21 @@ def replaceNoneStringWithNone(message):
     return message
 
 
+async def _handle_generate(websocket, message):
+    message['result'] = generate(**message)
+    await websocket.send(json.dumps(replaceNoneStringWithNone(message)))
+
+
+async def _handle_get_autoregressive_models(websocket, message):
+    message['result'] = get_autoregressive_models()
+    await websocket.send(json.dumps(replaceNoneStringWithNone(message)))
+
+
+async def _handle_get_voice_list(websocket, message):
+    message['result'] = get_voice_list()
+    await websocket.send(json.dumps(replaceNoneStringWithNone(message)))
+
+
 async def _handle_message(websocket, message):
     message = replaceNoneStringWithNone(message)