module Rear

# File lib/rear/rear.rb, line 59
def app
  @app ||= E.new.mount(controllers)
end

# File lib/rear/rear.rb, line 65
def call env
  app.call env
end

# File lib/rear/rear.rb, line 21
def controllers
  @controllers ||= begin
    MODELS.each_pair do |model,procs|
      model = RearUtils.extract_constant(model)
      controller = RearUtils.initialize_model_controller(model)
      procs.compact.each {|proc| controller.class_exec(model, &proc)}
      CONTROLLERS << controller
    end
    CONTROLLERS.uniq.each do |controller|
      controller.model && controller.assocs.each_value do |assocs|
        assocs.each_value do |assoc|
          if remote_model = assoc[:remote_model]
            CONTROLLERS << RearUtils.associated_model_controller(remote_model)
          end
        end
      end
    end
    MODELS.clear.freeze
    CONTROLLERS.unshift RearHomeController
    CONTROLLERS.uniq!
    CONTROLLERS.freeze
  end
end

# File lib/rear/rear.rb, line 12
def included base
  if EUtils.is_app?(base)
    RearControllerSetup.init(base)
    CONTROLLERS << base
  else
    raise ArgumentError, '%s is not a Espresso controller' % base
  end
end

# File lib/rear/rear.rb, line 45
def menu
  @menu ||= begin
    containers  = {}
    controllers = Rear.controllers.reject {|c| c == RearHomeController}.
      select {|c| c.label}.inject({}) do |f,c|
        c.menu_group? ?
          ((containers[c.menu_group] ||= []).push(c); f) : f.merge(c=>[c])
    end
    controllers.merge(containers).sort do |a,b|
      b.last.inject(0) {|t,c| t += c.position} <=> a.last.inject(0) {|t,c| t += c.position}
    end
  end
end

# File lib/rear/rear.rb, line 5
def register *models, &proc
  models.flatten.each do |model|
    (MODELS[model] ||= []).push(proc)
  end
end

# File lib/rear/rear.rb, line 69
def run *args
  app.run *args
end