update the message-file-box

Author: wj-Mcat

examples/advanced/message-file-bot.py

@@ -32,33 +32,40 @@ async def on_message(self, msg: Message):
         # send contact-card
         print(msg)
         if msg.type() == MessageType.MESSAGE_TYPE_CONTACT:
+            # we can receive the contact-card event, and get the contact from message
             contact = await msg.to_contact()
-        room = self.Room.load('19961884194@chatroom')
+
+        # you can send all file to the specific room when you are at testing stage
+        room = self.Room.load('room-id')
         await room.ready()
 
         if text == 'send card':
-            # find one of my friend
+            # find one of my friend to send to `from_contact`
             contacts = await bot.Contact.find_all()
             if contacts:
                 # send one of my friend to the talker
+                # !! this interface is not supported now
                 await from_contact.say(contacts[0])
                 print('have sended')
         elif msg.type() == MessageType.MESSAGE_TYPE_IMAGE:
             img = await msg.to_file_box()
+            # save the image as local file
             await img.to_file(f'./{img.name}')
-
+            # send image file to the specific room
             await room.say(img)
 
         elif msg.type() == MessageType.MESSAGE_TYPE_VIDEO:
             video = await msg.to_file_box()
+            # save the video as local file
             await video.to_file(f'./{video.name}')
-
+            # send video file to the specific room
             await room.say(video)
 
         elif msg.type() == MessageType.MESSAGE_TYPE_AUDIO:
             audio = await msg.to_file_box()
             # save the audio file as local file
             await audio.to_file(f'./{audio.name}')
+            # !! we can't send audio to room/contact
 
         print('done')