Class: JSONAPIonify::Api::SortField

Inherits:
Object
  • Object
show all
Defined in:
lib/jsonapionify/api/sort_field.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ SortField

Returns a new instance of SortField.



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# File 'lib/jsonapionify/api/sort_field.rb', line 6

def initialize(name)
  @str = name.to_s
  if name.to_s.start_with? '-'
    @name  = name.to_s[1..-1].to_sym
    @order = :desc
  else
    @name  = name.to_sym
    @order = :asc
  end
  freeze
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/jsonapionify/api/sort_field.rb', line 4

def name
  @name
end

#order ⇒ Object (readonly)

Returns the value of attribute order.



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# File 'lib/jsonapionify/api/sort_field.rb', line 4

def order
  @order
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 18

def ==(other)
  other.class == self.class &&
    other.name == self.name
end

#===(other) ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 23

def ===(other)
  other.class == self.class &&
    other.name == self.name
end

#contains_arel ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 41

def contains_arel
  case @order
  when :asc
    :gteq
  when :desc
    :lteq
  end
end

#contains_operator ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 32

def contains_operator
  case @order
  when :asc
    :>=
  when :desc
    :<=
  end
end

#id? ⇒ Boolean

Returns:



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# File 'lib/jsonapionify/api/sort_field.rb', line 28

def id?
  name == :id
end

#outside_arel ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 59

def outside_arel
  case @order
  when :asc
    :gt
  when :desc
    :lt
  end
end

#outside_operator ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 50

def outside_operator
  case @order
  when :asc
    :>
  when :desc
    :<
  end
end

#to_h ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 72

def to_h
  { name => order }
end

#to_s ⇒ Object 



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# File 'lib/jsonapionify/api/sort_field.rb', line 68

def to_s
  @str
end