Class: Jsonapi::QueryBuilder::Mixins::Sort::Param

Inherits:
Object
  • Object
show all
Defined in:
lib/jsonapi/query_builder/mixins/sort/param.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(param) ⇒ Param

Returns a new instance of Param.



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 10

def initialize(param)
  @descending, @attribute = deserialize(param)
end

Instance Attribute Details

#attribute ⇒ Object (readonly)

Returns the value of attribute attribute.



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 8

def attribute
  @attribute
end

#descending ⇒ Object (readonly)

Returns the value of attribute descending.



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 8

def descending
  @descending
end

Class Method Details

.deserialize_params(sort_params) ⇒ Object 



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 15

def deserialize_params(sort_params)
  (sort_params || "").split(",").map(&method(:new))
end

Instance Method Details

#deserialize(param) ⇒ Object 



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 20

def deserialize(param)
  _, descending, attribute = param.strip.match(/^(?<descending>-)?(?<attribute>.*)$/).to_a

  [descending, attribute]
end

#direction ⇒ Object 



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 30

def direction
  descending.present? ? :desc : :asc
end

#serialize ⇒ Object 



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# File 'lib/jsonapi/query_builder/mixins/sort/param.rb', line 26

def serialize
  [descending, attribute].compact.join
end