add options for default question and votes

app.py

@@ -35,6 +35,10 @@
     settings.BARS_BY_DEFAULT = True
 if not hasattr(settings, 'BAR_IMG_URL'):
     settings.BAR_IMG_URL = None
+if not hasattr(settings, 'DEFAULT_QUESTION'):
+    settings.DEFAULT_QUESTION = None
+if not hasattr(settings, 'DEFAULT_VOTES'):
+    settings.DEFAULT_VOTES = []
 
 
 def parse_slash_command(command):
@@ -55,8 +59,12 @@ def parse_slash_command(command):
         - locale: str
     """
     args = [arg.strip() for arg in command.split('--')]
-    message = args[0]
-    vote_options = []
+    if not args[0]:
+        message = settings.DEFAULT_QUESTION
+        vote_options = settings.DEFAULT_VOTES
+    else:
+        message = args[0]
+        vote_options = []
     progress = settings.PROGRESS_BY_DEFAULT
     public = settings.PUBLIC_BY_DEFAULT
     bars = settings.BARS_BY_DEFAULT

settings.py.example

@@ -31,6 +31,12 @@ PUBLIC_BY_DEFAULT = False
 PROGRESS_BY_DEFAULT = True
 BARS_BY_DEFAULT = True
 
+# Set default question and vote possibilities, if the user does not provide
+# any of those (i.e., if the user just writes the slash command).
+# If these options are not set, the default behavior is to show the help message.
+# DEFAULT_QUESTION = "What is your favorite color?"
+# DEFAULT_VOTES = ["Green", "Blue", "Red"]
+
 # Uncomment the following lines to enable file logging:
 #import logging
 #logging.basicConfig(filename='poll.log', level=logging.DEBUG)