Class: Sunspot::Query::AbstractJsonFieldFacet

Inherits:
Object
  • Object
show all
Defined in:
lib/sunspot/query/abstract_json_field_facet.rb

Direct Known Subclasses

FieldJsonFacet, RangeJsonFacet

Constant Summary collapse

DISTINCT_STRATEGIES = 
[:unique, :hll]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(field, options, setup) ⇒ AbstractJsonFieldFacet

Returns a new instance of AbstractJsonFieldFacet.



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# File 'lib/sunspot/query/abstract_json_field_facet.rb', line 9

def initialize(field, options, setup)
  @field, @options, @setup = field, options, setup
end

Instance Attribute Details

#field ⇒ Object

Returns the value of attribute field.



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# File 'lib/sunspot/query/abstract_json_field_facet.rb', line 5

def field
  @field
end

Instance Method Details

#get_params ⇒ Object 



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# File 'lib/sunspot/query/abstract_json_field_facet.rb', line 38

def get_params
  query = field_name_with_local_params
  nested_params = recursive_nested_params(@options)

  if !nested_params.nil?
    query[@field.name][:facet] ||= {}
    query[@field.name][:facet].merge!(nested_params)
  end
  query
end

#init_params ⇒ Object 



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# File 'lib/sunspot/query/abstract_json_field_facet.rb', line 13

def init_params
  params = {}
  params[:limit] = @options[:limit] unless @options[:limit].nil?
  params[:mincount] = @options[:minimum_count] unless @options[:minimum_count].nil?
  params[:sort] = { @options[:sort] => @options[:sort_type]||'desc' } unless @options[:sort].nil?
  params[:prefix] = @options[:prefix] unless @options[:prefix].nil?
  params[:offset] = @options[:offset] unless @options[:offset].nil?
  params[:allBuckets] = @options[:all_buckets] unless @options[:all_buckets].nil?
  params[:missing] = @options[:missing] unless @options[:missing].nil?
  params[:method] = @options[:method] unless @options[:method].nil?

  if !@options[:distinct].nil?
    dist_opts = @options[:distinct]
    raise Exception.new("Need to specify a strategy") if dist_opts[:strategy].nil?
    raise Exception.new("The strategy must be one of #{DISTINCT_STRATEGIES}") unless DISTINCT_STRATEGIES.include?(dist_opts[:strategy])
    @stategy = dist_opts[:strategy]
    @group_by = dist_opts[:group_by].nil? ? @field : @setup.field(dist_opts[:group_by])
    params[:field] = @group_by.indexed_name
    params[:facet] = {}
    params[:facet][:distinct] = "#{@stategy}(#{@field.indexed_name})"
  end

  params
end

#to_params ⇒ Object 



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# File 'lib/sunspot/query/abstract_json_field_facet.rb', line 49

def to_params
  { 'json.facet' => self.get_params.to_json }
end