Put hotword answer in settings

tuxeatpi-conf.yml.sample

@@ -1,21 +1,24 @@
 tux:
-    name: TuxDroid
-    gender: male
-    speech:
-        language: eng-USA
-        voice: tom
-        speex: False
-        opus: False
-        app_id: FAKE_APP_ID
-        app_key: FAKE_APP_KEY
-        url: https://ws.dev.nuance.com
-    log_level: DEBUG
-    fake: True
+    advanced:
+        fake: true
+        log_level: DEBUG
+    global:
+        gender: male
+        name: TuxDroid
+    hotword:
+        answer: yes
+        hotword: hello
+        model_dir: pocketsphinx-data
     pins:
         wings:
             left_switch: 17
-            right_switch: 4
-            position: 25
             movement: 22
-
-
+            position: 25
+            right_switch: 4
+    speech:
+        app_id: FAKE_APP_ID
+        app_key: FAKE_APP_KEY
+        codec: wav
+        language: eng-USA
+        url: https://ws.dev.nuance.com
+        voice: tom

tuxeatpi/hotword/hotword.py

@@ -6,17 +6,20 @@
 import pyaudio
 from pocketsphinx.pocketsphinx import Decoder
 
+from tuxeatpi.libs.lang import gtt
+
 
 class HotWord(Process):
     """Define hotword component
 
     For now hotword uses pocketsphinx with speech_recognition
     """
-    def __init__(self, settings, logger):
+    def __init__(self, settings, tts_queue, logger):
         Process.__init__(self)
         # Set logger
         self.logger = logger.getChild("Hotword")
         self.logger.debug("Initialization")
+        self.tts_queue = tts_queue
         # Init private attributes
         self._settings = settings
         self._must_run = True
@@ -28,6 +31,7 @@ def prepare_decoder(self):
         """Set decoder config"""
         # prepare config
         self._hotword = self._settings['hotword']['hotword']
+        self._answer = self._settings['hotword']['answer']
         acoustic_model = os.path.join(self._settings['hotword']['model_dir'],
                                       self._settings['speech']['language'],
                                       'acoustic-model',
@@ -60,6 +64,7 @@ def stop(self):
     def run(self):
         """Text to speech"""
         rerun = True
+        self._must_run = True
         self.logger.debug("starting listening hotword %s", self._hotword)
         while rerun:
             rerun = False
@@ -75,6 +80,7 @@ def run(self):
                 self._decoder.process_raw(buf, False, False)
                 if self._decoder.hyp() and self._decoder.hyp().hypstr == self._hotword:
                     self.logger.debug("Hotword detected")
+                    self.tts_queue.put(gtt(self._answer))
                     # TODO run nlu audio detection
                     rerun = True
                     break

tuxeatpi/tux.py

@@ -56,7 +56,7 @@ def __init__(self, config_file):
                                    self.logger)
 
         # hotword
-        self.hotword = HotWord(self.settings, self.logger)
+        self.hotword = HotWord(self.settings, self.tts_queue, self.logger)
         self.hotword.start()
         # Init action
         self.actionner = Actionner(self)