Class: Workarea::Search::RangeFacet

Inherits:
Facet show all
Defined in:
app/queries/workarea/search/range_facet.rb

Instance Attribute Summary

Attributes inherited from Filter

#name, #options, #search

Instance Method Summary collapse

Methods inherited from Facet

#aggregation_filter, #params_for, #query_clause, #selected?, #selections, #useless?

Methods inherited from Filter

#current_value, #display_name, #initialize, #params_for, #query_clause, #selected?, #system_name, #useless?, #valid_params

Constructor Details

This class inherits a constructor from Workarea::Search::Filter

Instance Method Details

#aggregation ⇒ Object 



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# File 'app/queries/workarea/search/range_facet.rb', line 20

def aggregation
  {
    system_name => {
      filter: aggregation_filter,
      aggs: {
        system_name => {
          range: { field: "numeric.#{system_name}", ranges: options }
        }
      }
    }
  }
end

#post_filter_clause ⇒ Object 



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# File 'app/queries/workarea/search/range_facet.rb', line 8

def post_filter_clause
  return unless selections.present?

  {
    bool: {
      should: selections
                .map { |s| RangeParameter.new(s).to_filter }
                .map { |f| { range: { "numeric.#{system_name}" => f } } }
    }
  }
end

#results ⇒ Object 



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# File 'app/queries/workarea/search/range_facet.rb', line 33

def results
  results = search.response.dig(
    'aggregations',
    system_name,
    system_name,
    'buckets'
  )

  results ||= []

  results.reduce({}) do |memo, result|
    if result['doc_count'] > 0
      key = {}
      key[:from] = result['from'] if result['from'].present?
      key[:to] = result['to'] if result['to'].present?
      memo[key] = result['doc_count']
    end

    memo
  end
end

#type ⇒ Object 



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# File 'app/queries/workarea/search/range_facet.rb', line 4

def type
  :range
end

#value_to_param(value) ⇒ Object 



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# File 'app/queries/workarea/search/range_facet.rb', line 55

def value_to_param(value)
  RangeParameter.to_param(value)
end