Class: Queries::Depiction::Autocomplete

Inherits:
Query::Autocomplete show all
Defined in:
lib/queries/depiction/autocomplete.rb

Instance Attribute Summary collapse

Attributes inherited from Query::Autocomplete

#dynamic_limit, #project_id, #query_string

Attributes inherited from Query

#query_string, #terms

Instance Method Summary collapse

Methods inherited from Query::Autocomplete

#autocomplete_cached, #autocomplete_cached_wildcard_anywhere, #autocomplete_common_name_exact, #autocomplete_common_name_like, #autocomplete_exact_id, #autocomplete_exactly_named, #autocomplete_named, #autocomplete_ordered_wildcard_pieces_in_cached, #cached_facet, #combine_or_clauses, #common_name_name, #common_name_table, #common_name_wild_pieces, #exactly_named, #fragments, #integers, #least_levenshtein, #match_wildcard_end_in_cached, #match_wildcard_in_cached, #named, #only_ids, #only_integers?, #parent, #parent_child_join, #parent_child_where, #pieces, #scope, #string_fragments, #wildcard_wrapped_integers, #wildcard_wrapped_years, #with_cached, #with_cached_like, #with_id, #with_project_id, #year_letter, #years

Methods inherited from Query

#alphabetic_strings, #alphanumeric_strings, base_name, #base_name, #base_query, #build_terms, #cached_facet, #end_wildcard, #levenshtein_distance, #match_ordered_wildcard_pieces_in_cached, #no_terms?, referenced_klass, #referenced_klass, #referenced_klass_except, #referenced_klass_intersection, #referenced_klass_union, #start_and_end_wildcard, #start_wildcard, #table, #wildcard_pieces

Constructor Details

#initialize(string, project_id: nil, polymorphic_types: nil) ⇒ Autocomplete

Returns a new instance of Autocomplete.



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# File 'lib/queries/depiction/autocomplete.rb', line 8

def initialize(string, project_id: nil, polymorphic_types: nil)
  super

  @polymorphic_types = polymorphic_types
end

Instance Attribute Details

#polymorphic_types ⇒ Object

Array

Depiction object types to restrict search to.



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# File 'lib/queries/depiction/autocomplete.rb', line 6

def polymorphic_types
  @polymorphic_types
end

Instance Method Details

#autocomplete ⇒ Array

Returns:

  • (Array) 


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# File 'lib/queries/depiction/autocomplete.rb', line 15

def autocomplete
  # TODO reassess if/when this is used for something other than searching
  # for depictions on Otus.
  # Image autocomplete already includes queries for depictions on otus:
  a = Queries::Image::Autocomplete
    .new(query_string, project_id: project_id).updated_queries

  queries = a.map do |q|
    d = ::Depiction.where(image_id: q.pluck(:id))

    if polymorphic_types
      d = d.where(depiction_object_type: polymorphic_types)
    end

    d
  end

  result = []
  queries.each do |q|
    result += q.to_a
    result.uniq!
    break if result.count > 19
  end

  result[0..40]
end