Class: Margrid::Sorter

Inherits:
Struct
  • Object
show all
Defined in:
lib/margrid/components.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(column, direction) ⇒ Sorter

Returns a new instance of Sorter.



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# File 'lib/margrid/components.rb', line 3

def initialize(column, direction)
  super column.to_s, direction.to_s
end

Instance Attribute Details

#column ⇒ Object

Returns the value of attribute column

Returns:

  • (Object) —

    the current value of column



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# File 'lib/margrid/components.rb', line 2

def column
  @column
end

#direction ⇒ Object

Returns the value of attribute direction

Returns:

  • (Object) —

    the current value of direction



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# File 'lib/margrid/components.rb', line 2

def direction
  @direction
end

Class Method Details

.load(data) ⇒ Object 



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# File 'lib/margrid/components.rb', line 23

def self.load(data)
  new data["sort"], data["direction"] if data.key? "sort"
end

Instance Method Details

#apply(relation) ⇒ Object 



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# File 'lib/margrid/components.rb', line 7

def apply(relation)
  relation.reorder(sorting)
end

#asc? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/margrid/components.rb', line 19

def asc?
  !desc?
end

#desc? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/margrid/components.rb', line 15

def desc?
  direction == "desc"
end

#dump ⇒ Object 



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# File 'lib/margrid/components.rb', line 27

def dump
  {"sort" => column, "direction" => direction}
end

#inverted ⇒ Object 



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# File 'lib/margrid/components.rb', line 11

def inverted
  self.class.new(column, asc? ? :desc : :asc)
end