Module: Effective::CrudController::Save

Included in:
Effective::CrudController
Defined in:
app/controllers/concerns/effective/crud_controller/save.rb

Instance Method Summary collapse

Instance Method Details

#commit_action(action = nil) ⇒ Object

Based on the incoming params or passed action. Merges all options.



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# File 'app/controllers/concerns/effective/crud_controller/save.rb', line 6

def commit_action(action = nil)
  #config = (['create', 'update'].include?(params[:action]) ? self.class.submits : self.class.buttons)

  config = self.class.submits
  ons = self.class.ons

  commit = config[params[:commit].to_s]
  commit ||= config.find { |_, v| v[:action] == action }.try(:last)
  commit ||= config.find { |_, v| v[:action] == :save }.try(:last) if [nil, :create, :update].include?(action)
  commit ||= { action: (action || :save) }

  on = ons[params[:commit].to_s] || ons[action] || ons[commit[:action]]

  on.present? ? commit.reverse_merge(on) : commit
end

#duplicate_resource(resource) ⇒ Object

Should return a new resource based on the passed one



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# File 'app/controllers/concerns/effective/crud_controller/save.rb', line 93

def duplicate_resource(resource)
  resource.dup
end

#reload_resource ⇒ Object 



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# File 'app/controllers/concerns/effective/crud_controller/save.rb', line 88

def reload_resource
  self.resource.reload if resource.respond_to?(:reload)
end

#resource_flash(status, resource, action, e: nil) ⇒ Object 



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# File 'app/controllers/concerns/effective/crud_controller/save.rb', line 74

def resource_flash(status, resource, action, e: nil)
  submit = commit_action(action)
  message = submit[status].respond_to?(:call) ? instance_exec(&submit[status]) : submit[status]
  return message.gsub('@resource', resource.to_s) if message.present?
  return nil if message.blank? && submit.key?(status)

  case status
  when :success then flash_success(resource, action)
  when :danger then flash_danger(resource, action, e: e)
  else
    raise "unknown resource flash status: #{status}"
  end
end

#save_resource(resource, action = :save, &block) ⇒ Object

This calls the appropriate member action, probably save!, on the resource.



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# File 'app/controllers/concerns/effective/crud_controller/save.rb', line 23

def save_resource(resource, action = :save, &block)
  save_action = ([:create, :update].include?(action) ? :save : action)
  raise "expected @#{resource_name} to respond to #{save_action}!" unless resource.respond_to?("#{save_action}!")

  resource.current_user ||= current_user if resource.respond_to?(:current_user=)

  success = false

  ActiveRecord::Base.transaction do
    begin
      run_callbacks(:resource_before_save)

      if resource.public_send("#{save_action}!") == false
        raise Effective::ActionFailed.new("failed to #{action}")
      end

      yield if block_given?

      run_callbacks(:resource_after_save)

      success = true
    rescue => e
      if Rails.env.development?
        Rails.logger.info "  \e[31m\e[1mFAILED\e[0m\e[22m" # bold red
        Rails.logger.info "  Unable to #{action} #{resource} - #{e.class} #{e}"
        e.backtrace.first(5).each { |line| Rails.logger.info('  ' + line) }
      end

      if resource.respond_to?(:restore_attributes) && resource.persisted?
        resource.restore_attributes(['status', 'state'])
      end

      flash.now[:danger] = resource_flash(:danger, resource, action, e: e)

      case e
      when ActiveRecord::StaleObjectError
        flash.now[:danger] = "#{flash.now[:danger]} <a href='#', class='alert-link' onclick='window.location.reload(true); return false;'>reload page and try again</a>"
        raise(ActiveRecord::Rollback) # This is a soft error, we want to display the flash message to user
      when Effective::ActionFailed, ActiveRecord::RecordInvalid, RuntimeError
        raise(ActiveRecord::Rollback) # This is a soft error, we want to display the flash message to user
      else
        raise(e) # This is a real error that should be sent to 500. Client should not see the message.
      end
    end
  end

  run_callbacks(success ? :resource_after_commit : :resource_error)

  success
end