Implement 'stop' in client & briefly start interrupt for server

hugvey/client.py

@@ -121,6 +121,7 @@ class CommandHandler(object):
         self.publish_address = publish_address
         self.playPopen = None
         self.file_address = file_address
+        self.playingMsgId = None
         # self.showMyself() # queue message for connection request
 
     def handle(self, cmd):
@@ -135,6 +136,8 @@ class CommandHandler(object):
             self.showMyself()
         if cmd['action'] == 'play':
             self.cmdPlay(cmd)
+        if cmd['action'] == 'stop':
+            self.cmdPlay(cmd, cmd['id'])
 
 
     def cmdPlay(self, cmd):
@@ -142,6 +145,7 @@ class CommandHandler(object):
         pitch = cmd['pitch'] if 'pitch' in cmd else 50
         file = cmd['file'] if 'file' in cmd else None
         text = cmd['msg'] if 'msg' in cmd else None
+        self.playingMsgId = msgId
         
         if file is None and text is None:
             logger.critical("No file nor text given: {}".format(cmd))
@@ -162,19 +166,22 @@ class CommandHandler(object):
                 logger.warn("Had returncode on play: {}".format(returnCode))
             else:
                 logger.debug("Finished playback. Return code: {}".format(returnCode))
-            
+                
+        self.playingMsgId = None
         self.sendMessage({
             'event': 'playbackFinish',
             'msgId': msgId
         })
         
     def cmdStop(self, msgId):
-        if self.playPopen:
+        if self.playPopen and self.playingMsgId == msgId:
             logger.info("Interrupting playback")
             try:
                 self.playPopen.terminate()
             except Exception as e:
                 logger.critical("Could not stop playback: {}".format(e))
+        else:
+            logger.warn("Interrupt ignored")
 
     def showMyself(self):
         """Publish about this hugvey to central command

hugvey/story.py

@@ -351,7 +351,7 @@ class Story(object):
             if e['event'] == "exit":
                 self.stop()
             if e['event'] == 'connect':
-                # a client connected. Shold only happen in the beginning or in case of error
+                # a client connected. Should only happen in the beginning or in case of error
                 # that is, until we have a 'reset' or 'start' event.
                 # reinitiate current message
                 self.setCurrentMessage(self.currentMessage)
@@ -366,8 +366,20 @@ class Story(object):
                     return
 
             if e['event'] == 'speech':
+#                 message is still playing:
+                if self.currentMessage and not self.lastMsgFinishTime:
+                    #interrupt:
+#                     FINISH THIS!!!
+#                     self.hugvey.sendCommand({
+#                         'action': 'stop',
+#                         'id': self.currentMessage.id,
+#                     })
+#                     ....
+                    pass
+                    
                 # log if somebody starts speaking
                 # TODO: use pausing timer
+                # TODO: implement interrupt
                 if self.lastSpeechStartTime is None or self.lastSpeechStartTime < self.lastMsgTime:
                     self.lastSpeechStartTime = e['time']