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Adding in tctransit.coffee

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1 parent 4679b5c commit 21bc2b9450ec719808ca9d55fd6627f6cb506ada @pyro2927 pyro2927 committed Dec 15, 2012
Showing with 68 additions and 0 deletions.
  1. +68 −0 src/scripts/tctransit.coffee
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+# Description:
+# Allows users to check MetroTransit times in the TwinCities
+# metrotransit.herokuapp.com
+#
+# Dependencies:
+# none
+#
+# Configuration:
+# none
+#
+# Commands:
+# hubot when is the next <route #> going <north/south/east/west> from <4 letter stop code OR street name>
+#
+# Author:
+# pyro2927
+
+module.exports = (robot) ->
+ robot.respond /when is the next (.*) going (.*) from (.*)/i, (msg) ->
+ route = msg.match[1]
+ direction = msg.match[2]
+ dirNum = 4
+ if direction.toLowerCase() == "east"
+ dirNum = 2
+ else if direction.toLowerCase() == "west"
+ dirNum = 3
+ else if direction.toLowerCase() == "south"
+ dirNum = 1
+
+ stop = msg.match[3]
+ if (stop.length != 4)
+ TransitAPI.search_stop_codes(route, dirNum, stop, msg)
+ else
+ TransitAPI.fetch_next_stop(route, dirNum, stop, msg)
+
+
+class TransitAPI
+ constructor: ->
+
+ fetch_next_stop: (route, dirNum, stopCode, msg) =>
+ msg.http('http://metrotransit.herokuapp.com/nextTrip?route=' + route + '&direction=' + dirNum + '&stop=' + stopCode)
+ .get() (err, res, body) =>
+ stops = JSON.parse(body)
+ if stops.count <= 0
+ msg.send "No next stops"
+ return
+ time = stops[0].time
+ if time.match(/Min$/)
+ time = "in " + time
+ else if time.match(/:/)
+ time = "at " + time
+ msg.send "The next " + route + " at " + stops[0].stop_name + " is " + time
+
+ search_stop_codes: (route, dirNum, stopName, msg) =>
+ msg.http('http://metrotransit.herokuapp.com/stops?route=' + route + '&direction=' + dirNum)
+ .get() (err, res, body) =>
+ stops = JSON.parse(body)
+ # too bad, no stops found for this
+ if stops.count <= 0
+ msg.send "No stops available for the " + route + " going that direction"
+ return
+ # see if any of our stops match
+ for stop in stops
+ if stop.name.toLowerCase().indexOf(stopName.toLowerCase()) > -1
+ this.fetch_next_stop(route, dirNum, stop.key, msg)
+ return
+ msg.send "No stops found with name: " + stopName
+
+TransitAPI = new TransitAPI()

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