Class: FortyFacets::Order

Inherits:
Struct
  • Object
show all
Defined in:
lib/forty_facets/order.rb

Overview

Represents the ordering for a specific search

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#active ⇒ Object

Returns the value of attribute active

Returns:

  • (Object) —

    the current value of active



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# File 'lib/forty_facets/order.rb', line 3

def active
  @active
end

#definition ⇒ Object

Returns the value of attribute definition

Returns:

  • (Object) —

    the current value of definition



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# File 'lib/forty_facets/order.rb', line 3

def definition
  @definition
end

#search ⇒ Object

Returns the value of attribute search

Returns:

  • (Object) —

    the current value of search



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# File 'lib/forty_facets/order.rb', line 3

def search
  @search
end

Instance Method Details

#apply(query) ⇒ Object 



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# File 'lib/forty_facets/order.rb', line 15

def apply(query)
  if [Symbol, String, Hash].include? definition.clause.class
    query.order(definition.clause)
  elsif definition.clause.is_a? Array # [:person, :first_name]
    # new and unelegant handling of ordering by columns from joined tables
    root_table = search.class.root_class.table_name
    primary_key = search.class.root_class.primary_key
    just_ids = query.select("#{root_table}.#{primary_key}")
    path_to_order_property = definition.clause
    order_class = path_to_order_property
                  .take(path_to_order_property.length - 1)
                  .inject(search.class.root_class) do |prev_class, assoc_name|
                    prev_class.reflect_on_association(assoc_name).klass
                  end
    joins = path_to_order_property
              .reverse
              .drop(1)
              .inject(nil) do |sum, elem|
                if sum
                  {elem => sum}
                else
                  elem
                end
              end
    search.root
      .joins(joins)
      .where(search.class.root_class.primary_key => just_ids)
      .order("#{order_class.table_name}.#{path_to_order_property.last}")
  end

end

#by ⇒ Object

Returns a search with the same filter ordered by this criteria



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# File 'lib/forty_facets/order.rb', line 9

def by
  new_params = search.params || {}
  new_params[:order] = definition.request_value
  search.class.new_unwrapped(new_params, search.root)
end

#title ⇒ Object 



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# File 'lib/forty_facets/order.rb', line 4

def title
  definition.title
end