events.coffee

class Event
  @on: (event, fn)->
    $('body').bind event, (_, data) -> fn(data)

  @trigger: (event, data)->
    $('body').trigger(event, [data])

class Ajax
  @getJSON: (url, event)->
    $.getJSON url, (data)->
      Event.trigger(event, data)

# domain specific functions, goes in in apropriate modules
class Tracker
  @fetch: -> Ajax.getJSON "/current_positions", "trackers:ready"

class ReferencePoint
  @fetch: -> Ajax.getJSON "/reference_points",  "reference_points:ready"

doSomethingWith = (map, data)-> console.log "#{map} #{data}"
doSomethingElseWith = (map, data)-> console.log "Holy Shit"

$ ->

  setupMap (map)->
    Event.on 'trackers:ready', (trackers)->
      doSomethingWith(map, trackers)

    Event.on 'trackers:ready', (trackers)->
      doSomethingElseWith(map, trackers)

    Event.on 'reference_points:ready', (referencePoints)->
      doSomethingWith(map, referencePoints)

    # kick off by loading data
    Tracker.fetch()
    ReferencePoint.fetch()