zenhob

# Generates commands to track days since an event
#
# it's been <number> days since <event> - Set the day when the event happened
# <event> on <date> - Set the date the event happened (yyyy-mm-dd)
# how long since <event>? - Display the number of days since the event

module.exports = (robot) ->
  robot.respond /(.*?) on ((19|20)\d\d[- /.](0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01]))/, (msg) ->
    event = msg.match[1]
    date = new Date(msg.match[2])