Class: Searchkick::Results

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable
Defined in:
lib/searchkick/results.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(klass, response, options = {}) ⇒ Results

Returns a new instance of Results.



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# File 'lib/searchkick/results.rb', line 10

def initialize(klass, response, options = {})
  @klass = klass
  @response = response
  @options = options
end

Instance Attribute Details

#response ⇒ Object (readonly)

Returns the value of attribute response.



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# File 'lib/searchkick/results.rb', line 6

def response
  @response
end

Instance Method Details

#aggregations ⇒ Object 



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# File 'lib/searchkick/results.rb', line 38

def aggregations
  response["aggregations"]
end

#aggs ⇒ Object 



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# File 'lib/searchkick/results.rb', line 42

def aggs
  @aggs ||= begin
    if aggregations
      aggregations.dup.each do |field, filtered_agg|
        buckets = filtered_agg[field]
        # move the buckets one level above into the field hash
        if buckets
          filtered_agg.delete(field)
          filtered_agg.merge!(buckets)
        end
      end
    end
  end
end

#clear_scroll ⇒ Object 



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# File 'lib/searchkick/results.rb', line 206

def clear_scroll
  begin
    # try to clear scroll
    # not required as scroll will expire
    # but there is a cost to open scrolls
    Searchkick.client.clear_scroll(scroll_id: scroll_id)
  rescue => e
    raise e unless Searchkick.transport_error?(e)
  end
end

#current_page ⇒ Object 



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# File 'lib/searchkick/results.rb', line 94

def current_page
  options[:page]
end

#entry_name(options = {}) ⇒ Object 



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# File 'lib/searchkick/results.rb', line 73

def entry_name(options = {})
  if options.empty?
    # backward compatibility
    model_name.human.downcase
  else
    default = options[:count] == 1 ? model_name.human : model_name.human.pluralize
    model_name.human(options.reverse_merge(default: default))
  end
end

#error ⇒ Object 



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# File 'lib/searchkick/results.rb', line 61

def error
  response["error"]
end

#first_page? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/searchkick/results.rb', line 126

def first_page?
  previous_page.nil?
end

#highlights(multiple: false) ⇒ Object 



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# File 'lib/searchkick/results.rb', line 146

def highlights(multiple: false)
  hits.map do |hit|
    hit_highlights(hit, multiple: multiple)
  end
end

#hits ⇒ Object 



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# File 'lib/searchkick/results.rb', line 138

def hits
  if error
    raise Error, "Query error - use the error method to view it"
  else
    @response["hits"]["hits"]
  end
end

#last_page? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/searchkick/results.rb', line 130

def last_page?
  next_page.nil?
end

#missing_records ⇒ Object 



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# File 'lib/searchkick/results.rb', line 24

def missing_records
  @missing_records ||= with_hit_and_missing_records[1]
end

#misspellings? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/searchkick/results.rb', line 168

def misspellings?
  @options[:misspellings]
end

#model_name ⇒ Object 



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# File 'lib/searchkick/results.rb', line 65

def model_name
  if klass.nil?
    ActiveModel::Name.new(self.class, nil, 'Result')
  else
    klass.model_name
  end
end

#next_page ⇒ Object 



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# File 'lib/searchkick/results.rb', line 122

def next_page
  current_page < total_pages ? (current_page + 1) : nil
end

#offset_value ⇒ Object Also known as: offset 



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# File 'lib/searchkick/results.rb', line 112

def offset_value
  (current_page - 1) * per_page + padding
end

#out_of_range? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/searchkick/results.rb', line 134

def out_of_range?
  current_page > total_pages
end

#padding ⇒ Object 



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# File 'lib/searchkick/results.rb', line 103

def padding
  options[:padding]
end

#per_page ⇒ Object Also known as: limit_value 



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# File 'lib/searchkick/results.rb', line 98

def per_page
  options[:per_page]
end

#previous_page ⇒ Object Also known as: prev_page 



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# File 'lib/searchkick/results.rb', line 117

def previous_page
  current_page > 1 ? (current_page - 1) : nil
end

#scroll ⇒ Object

Raises:



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# File 'lib/searchkick/results.rb', line 176

def scroll
  raise Error, "Pass `scroll` option to the search method for scrolling" unless scroll_id

  if block_given?
    records = self
    while records.any?
      yield records
      records = records.scroll
    end

    records.clear_scroll
  else
    begin
      # TODO Active Support notifications for this scroll call
      params = {
        scroll: options[:scroll],
        body: {scroll_id: scroll_id}
      }
      params[:opaque_id] = options[:opaque_id] if options[:opaque_id]
      Results.new(@klass, Searchkick.client.scroll(params), @options)
    rescue => e
      if Searchkick.not_found_error?(e) && e.message =~ /search_context_missing_exception/i
        raise Error, "Scroll id has expired"
      else
        raise e
      end
    end
  end
end

#scroll_id ⇒ Object 



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# File 'lib/searchkick/results.rb', line 172

def scroll_id
  @response["_scroll_id"]
end

#suggestions ⇒ Object 



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# File 'lib/searchkick/results.rb', line 28

def suggestions
  if response["suggest"]
    response["suggest"].values.flat_map { |v| v.first["options"] }.sort_by { |o| -o["score"] }.map { |o| o["text"] }.uniq
  elsif options[:suggest]
    []
  else
    raise "Pass `suggest: true` to the search method for suggestions"
  end
end

#took ⇒ Object 



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# File 'lib/searchkick/results.rb', line 57

def took
  response["took"]
end

#total_count ⇒ Object Also known as: total_entries 



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# File 'lib/searchkick/results.rb', line 83

def total_count
  if options[:total_entries]
    options[:total_entries]
  elsif response["hits"]["total"].is_a?(Hash)
    response["hits"]["total"]["value"]
  else
    response["hits"]["total"]
  end
end

#total_pages ⇒ Object Also known as: num_pages 



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# File 'lib/searchkick/results.rb', line 107

def total_pages
  (total_count / per_page.to_f).ceil
end

#with_highlights(multiple: false) ⇒ Object 



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# File 'lib/searchkick/results.rb', line 152

def with_highlights(multiple: false)
  return enum_for(:with_highlights, multiple: multiple) unless block_given?

  with_hit.each do |result, hit|
    yield result, hit_highlights(hit, multiple: multiple)
  end
end

#with_hit ⇒ Object 



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# File 'lib/searchkick/results.rb', line 16

def with_hit
  return enum_for(:with_hit) unless block_given?

  build_hits.each do |result|
    yield result
  end
end

#with_score ⇒ Object 



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# File 'lib/searchkick/results.rb', line 160

def with_score
  return enum_for(:with_score) unless block_given?

  with_hit.each do |result, hit|
    yield result, hit["_score"]
  end
end