Class: Cathode::IndexRequest

Inherits:
Request
  • Object
show all
Defined in:
lib/cathode/index_request.rb

Overview

Defines the default behavior for an index request.

Instance Attribute Summary

Attributes inherited from Request

#_body, #_status, #action, #context, #custom_logic, #resource

Instance Method Summary collapse

Methods inherited from Request

create, #initialize

Constructor Details

This class inherits a constructor from Cathode::Request

Instance Method Details

#default_action_block ⇒ Object

Determine the default action to use depending on the request. If the ‘page` param was passed and the action allows paging, page the results. Otherwise, set the request body to all records.



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# File 'lib/cathode/index_request.rb', line 23

def default_action_block
  proc do
    all_records = model

    if allowed?(:paging) && params[:page]
      page = params[:page]
      per_page = params[:per_page] || 10
      lower_bound = (per_page - 1) * page
      upper_bound = lower_bound + per_page - 1

      body all_records[lower_bound..upper_bound]
    else
      body all_records
    end
  end
end

#model ⇒ Object

Determine the model to use depending on the request. If a sub-resource was requested, use the parent model to get the association. Otherwise, use all the resource’s model’s records.



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# File 'lib/cathode/index_request.rb', line 7

def model
  if @resource_tree.size > 1
    parent_model_id = params["#{@resource_tree.first.name.to_s.singularize}_id"]
    model = @resource_tree.first.model.find(parent_model_id)
    @resource_tree.drop(1).each do |resource|
      model = model.send resource.name
    end
    model
  else
    super.all
  end
end