Class: Dust::Sort

Inherits:
Object
  • Object
show all
Defined in:
app/models/dust/sort.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(list = {}, class_name = nil, parent = nil) ⇒ Sort

Returns a new instance of Sort.



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# File 'app/models/dust/sort.rb', line 6

def initialize(list={}, class_name=nil, parent=nil)
  @class_name    = class_name
  @parent        = parent
  @previous      = nil
  @list          = format_list(list.to_a)
  self.sort_list
end

Instance Attribute Details

#class ⇒ Object

Returns the value of attribute class.



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# File 'app/models/dust/sort.rb', line 4

def class
  @class
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'app/models/dust/sort.rb', line 4

def id
  @id
end

#list ⇒ Object

Returns the value of attribute list.



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# File 'app/models/dust/sort.rb', line 4

def list
  @list
end

#position ⇒ Object

Returns the value of attribute position.



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# File 'app/models/dust/sort.rb', line 4

def position
  @position
end

#previous ⇒ Object

Returns the value of attribute previous.



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# File 'app/models/dust/sort.rb', line 4

def previous
  @previous
end

#value ⇒ Object

Returns the value of attribute value.



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# File 'app/models/dust/sort.rb', line 4

def value
  @value
end

Instance Method Details

#format_list(list) ⇒ Object 



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# File 'app/models/dust/sort.rb', line 14

def format_list(list)
  list.map! do |item| 
    Dust::SortableItem.new(:position   => item[1]["position"].to_i,
                           :id         => item[1]["id"],
                           :class_name => @class_name,
                           :children   => item[1]["children"])
  end
  list.sort_by! { |item| item.position }
end

#sort_children(item) ⇒ Object 



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# File 'app/models/dust/sort.rb', line 46

def sort_children(item)
  child_cms_menu_item = item.object_class.find_by_id(item.id)
  child_cms_menu_item.move_to_child_of(@parent)
end

#sort_list ⇒ Object 



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# File 'app/models/dust/sort.rb', line 24

def sort_list
  @list.each do |item|
    @current_menu_item = item.object_class.find(item.id)
    if @parent.nil?
      self.sort_roots(item)
    else
      @parent = item.object_class.find(@parent)
      self.sort_children(item)
    end
  end
end

#sort_roots(item) ⇒ Object 



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# File 'app/models/dust/sort.rb', line 36

def sort_roots(item)
  unless @previous.nil?
    previous_item = item.object_class.find_by_id(@previous)
    @current_menu_item.move_to_right_of(previous_item)
  else
    @current_menu_item.move_to_root
  end
  @previous = item.id
end