lib/manifest/list/filter.rb

   1 module Manifest
   2   module ListModule
   3     class FilterList < Base
   4
   5       def set_default
   6         super
   7       end
   8
   9       def init
  10         super
  11         @filter_item_name = @model_list_manifest.filter_item_name
  12         @filter_key = @model_list_manifest.filter_key
  13       end
  14
  15       def where_condition filter_item_id
  16         w = super
  17         w += ' and ' unless w.blank?
  18         [w + @table_name + '.' + @filter_key + ' = ?', filter_item_id]
  19       end
  20
  21       def include_hash
  22         w = super
  23         w.merge({@filter_item_name => {} }) unless w[@filter_item_name]
  24       end
  25
  26       def items operators, options, offset, page_size
  27         filter_item_id = options[:id]
  28         @model.where(self.where_condition(filter_item_id)).includes(self.include_hash).order(self.order).offset(offset).limit(page_size)
  29       end
  30
  31       def count operators, options
  32         filter_item_id = options[:id]
  33         @model.where(self.where_condition(filter_item_id)).includes(self.include_hash).count
  34       end
  35
  36       def self._add_action item_name, action_name, list_name, list_conf
  37         return
  38         model = item_name.classify.constantize
  39         controller_name = model.plural + 'Controller'
  40         controller = controller_name.constantize
  41         list_list_conf = Pettanr::Application::manifest.list(item_name).lists[list_name] || {}
  42         from = list_list_conf['from']
  43         filter_model = from.classify.constantize
  44         filter_key = list_list_conf['filter_key']
  45         return if controller.method_defined?(action_name)
  46         controller.define_method(action_name) do
  47           filter_list filter_model, params
  48         end
  49       end
  50
  51     end
  52
  53   end
  54 end