Class: Queries::Observation::Autocomplete

Inherits:
Query::Autocomplete show all
Defined in:
lib/queries/observation/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/observation/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

Observation object types to restrict search to.



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

def polymorphic_types
  @polymorphic_types
end

Instance Method Details

#autocomplete ⇒ Array

Returns:

  • (Array) 


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# File 'lib/queries/observation/autocomplete.rb', line 38

def autocomplete
  queries = updated_queries

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

  result[0..40]
end

#autocomplete_observing_otu_by_otu_name ⇒ Object 



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# File 'lib/queries/observation/autocomplete.rb', line 51

def autocomplete_observing_otu_by_otu_name
  o = ::Otu.arel_table[:name].matches_any(terms)

  ::Observation
    .joins("JOIN otus ON observations.observation_object_type = 'Otu' AND observations.observation_object_id = otus.id")
    .where(o.to_sql)
    .order('otus.name ASC')
    .limit(20)
end

#autocomplete_observing_otu_by_taxon_name ⇒ Object 



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# File 'lib/queries/observation/autocomplete.rb', line 61

def autocomplete_observing_otu_by_taxon_name
  o = ::TaxonName.arel_table[:cached].matches_any(terms)

  ::Observation
    .joins("JOIN otus ON observations.observation_object_type = 'Otu' AND observations.observation_object_id = otus.id")
    .joins('JOIN taxon_names ON taxon_names.id = otus.taxon_name_id')
    .where(o.to_sql)
    .order('taxon_names.cached ASC')
    .limit(20)
end

#updated_queries ⇒ Object 



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# File 'lib/queries/observation/autocomplete.rb', line 14

def updated_queries
  queries = [
    autocomplete_exact_id,
    autocomplete_identifier_identifier_exact,
    autocomplete_identifier_cached_like,
    autocomplete_observing_otu_by_otu_name,
    autocomplete_observing_otu_by_taxon_name
  ]

  queries.compact!

  return [] if queries.empty?

  updated_queries = []

  queries.each do |q|
    a = q.where(project_id:) if project_id.present?
    updated_queries.push a
  end

  updated_queries
end