class DryAsFuckController < ActionController::Base
  %w{index show new edit create update destroy}.each do |action|
    before_filter "before_#{action}", :only => action
  end

  def index; end
  def show; end
  def new; end
  def edit; end
  def create; end
  def update; end
  def destroy; end

protected
  def before_index
    find_and_assign_single(Fuck)
  end

  def before_show
    find_and_assign(Fuck, params[:id])
  end

  def before_new
    initialize_and_assign(Fuck)
  end

  def before_edit
    find_and_assign(Fuck, params[:id])
  end

  def before_create
    initialize_and_assign(Fuck, params[:fuck]).save ? go_to_fuck : render :action => "new"
  end

  def before_update
    find_and_assign(Fuck, params[:id]).update_attributes(params[:fuck]) ? go_to_fuck : render :action => "edit"
  end

  def before_destroy
    find_and_assign(Fuck, params[:id]).destroy
    redirect_to(fucks_url)
  end

private
  def find_and_assign_all(klass)
    instance_variable_set("@#{klass.name.tableize}", klass.find(:all))
  end

  def find_and_assign(klass, id)
    instance_variable_set("@#{klass.name.underscore}", klass.find(id))
  end

  def initialize_and_assign(klass, attributes = nil)
    instance_variable_sest("@#{klass.name.underscore}", klass.new(attributes))
  end

  def go_to_fuck
    redirect_to(@fuck)
  end
end