Module: PassionView::Sortable

Extended by:
ActiveSupport::Concern
Includes:
Pathable
Defined in:
lib/passion_view/sortable.rb

Defined Under Namespace

Modules: Controller

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#sort_column ⇒ Object

Returns the value of attribute sort_column.



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# File 'lib/passion_view/sortable.rb', line 6

def sort_column
  @sort_column
end

#sort_direction ⇒ Object

Returns the value of attribute sort_direction.



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# File 'lib/passion_view/sortable.rb', line 6

def sort_direction
  @sort_direction
end

Instance Method Details

#default_sort_column ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 31

def default_sort_column
  resource_class.primary_key
end

#default_sort_direction ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 35

def default_sort_direction
  sort_directions_available.first
end

#initialize(items, options = {}) ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 8

def initialize(items, options = {})
  super
  sort = options.delete(:sort) || {}

  sort_with(sort[:sort], sort[:direction])
end

#items ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 15

def items
  super.order(order_arel[sort_column].send(sort_direction))
end

#order_arel ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 51

def order_arel
  table = resource_class.arel_table
  pk = default_sort_column

  { pk => table[pk.to_sym] }
end

#sort_by_path(column, direction = default_sort_direction) ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 39

def sort_by_path(column, direction = default_sort_direction)
  sortable_path(sortable_params(column, direction))
end

#sort_column_available?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/passion_view/sortable.rb', line 23

def sort_column_available?(name)
  sort_columns_available.include?(name.to_s)
end

#sort_columns_available ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 19

def sort_columns_available
  order_arel.keys
end

#sort_directions_available ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 27

def sort_directions_available
  %w(asc desc)
end

#sort_with(column, direction) ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 70

def sort_with(column, direction)
  self.sort_column = column || default_sort_column
  self.sort_column = default_sort_column unless sort_columns_available.include?(sort_column)

  self.sort_direction = direction || default_sort_direction
  self.sort_direction = default_sort_direction unless %w(asc desc).include?(sort_direction)
end

#sortable_params(column = nil, direction = nil) ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 58

def sortable_params(column = nil, direction = nil)
  params = {}

  column    ||= sort_column
  direction ||= sort_direction

  params[:sort]      = column
  params[:direction] = direction

  params
end

#sortable_path(options) ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 43

def sortable_path(options)
  resource_path(url_options.merge(options))
end

#url_options ⇒ Object 



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# File 'lib/passion_view/sortable.rb', line 47

def url_options
  super.merge(sortable_params)
end