CoffeeScript implementation of TemplateManager

TemplateManager.coffee

TemplateManager = 
  partials: [] # e.g. - 'loginForm'
  templates: {}
  get: (id, callback) ->
    # If the template is already in the cache, just return it.
    if @templates[id] then return callback @templates[id]

    # Otherwise, use Traffic Cop to load up the template.
    url = "/templates/#{id}.html"
    promise = $.trafficCop url
    promise.done (template) =>
      # Once loading is complete, compile and cache the template for later use.
      tmp = Handlebars.compile template
      @templates[id] = tmp
      callback tmp

  registerPartials: (callback) ->
    _.each @partials, (partial, index) =>
      templateUrl = "/templates/_#{partial}.html"
      @get templateUrl, (tmp) =>
        Handlebars.registerPartial partial, tmp
        if index + 1 is @partials.length then callback()

  registerHelpers: (callback) ->
    # Handlebars.registerHelper 'escape', (str) ->
    # return escape str.toString()