Class: Graphiti::ActiveGraph::Extensions::Grouping::Params

Inherits:
Object
  • Object
show all
Defined in:
lib/graphiti/active_graph/extensions/grouping/params.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params, resource_class) ⇒ Params

Returns a new instance of Params.



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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 5

def initialize(params, resource_class)
  @params = params
  group_by_string = params.fetch(:group_by, nil)
  @grouping_criteria_list = split_grouping_criteria(group_by_string)
  @resource_class = resource_class
end

Instance Attribute Details

#grouping_criteria_list ⇒ Object (readonly)

Returns the value of attribute grouping_criteria_list.



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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 3

def grouping_criteria_list
  @grouping_criteria_list
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 3

def params
  @params
end

#resource_class ⇒ Object (readonly)

Returns the value of attribute resource_class.



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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 3

def resource_class
  @resource_class
end

Instance Method Details

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 20

def empty?
  grouping_criteria_list.empty?
end

#ends_with_attribute?(model, criteria) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 24

def ends_with_attribute?(model, criteria)
  return false if criteria.blank?

  last_segment_attribute?(model, criteria.split('.'))
end

#grouping_criteria_on_attribute? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 16

def grouping_criteria_on_attribute?
  grouping_criteria_list.any? { |criteria| ends_with_attribute?(resource_class.model, criteria) }
end

#single_grouping_criteria? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/graphiti/active_graph/extensions/grouping/params.rb', line 12

def single_grouping_criteria?
  grouping_criteria_list.size < 2
end