Module: BetterController::ActionHelpers::ClassMethods

Defined in:
lib/better_controller/action_helpers.rb

Overview

Define standard CRUD actions for a resource

Instance Method Summary collapse

Instance Method Details

#standard_actions(resource_class, options = {}) ⇒ Object 



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# File 'lib/better_controller/action_helpers.rb', line 12

def standard_actions(resource_class, options = {})
  resource_name   = resource_class.name.underscore
  resource_name.pluralize

  # Define index action
  define_method(:index) do
    execute_action do
      collection = resource_class.all

      # Apply scopes if provided
      collection = apply_scopes(collection) if respond_to?(:apply_scopes)

      # Apply pagination if requested
      if options[:paginate]
        respond_with_pagination(collection, page: params[:page], per_page: params[:per_page])
      else
        respond_with_success(collection)
      end
    end
  end

  # Define show action
  define_method(:show) do
    execute_action do
      resource = resource_class.find(params[:id])
      respond_with_success(resource)
    end
  end

  # Define create action
  define_method(:create) do
    execute_action do
      resource = resource_class.new(send(:"#{resource_name}_params"))

      with_transaction do
        resource.save!
        respond_with_success(resource, status: :created)
      end
    end
  end

  # Define update action
  define_method(:update) do
    execute_action do
      resource = resource_class.find(params[:id])

      with_transaction do
        resource.update!(send(:"#{resource_name}_params"))
        respond_with_success(resource)
      end
    end
  end

  # Define destroy action
  define_method(:destroy) do
    execute_action do
      resource = resource_class.find(params[:id])
      resource.destroy
      respond_with_success(nil, status: :no_content)
    end
  end
end