Class: Repository::Autocomplete

Inherits:
Queries::Query show all
Includes:
Queries::Concerns::AlternateValues
Defined in:
lib/queries/repository/autocomplete.rb

Instance Attribute Summary

Attributes inherited from Queries::Query

#dynamic_limit, #options, #project_id, #query_string, #terms

Instance Method Summary collapse

Methods inherited from Queries::Query

#alphabetic_strings, #attribute_exact_facet, #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, #build_terms, #cached, #combine_or_clauses, #common_name_name, #common_name_table, #common_name_wild_pieces, #end_wildcard, #exactly_named, #fragments, #integers, #levenshtein_distance, #match_ordered_wildcard_pieces_in_cached, #match_wildcard_end_in_cached, #match_wildcard_in_cached, #named, #no_terms?, #only_ids, #only_integers?, #parent, #parent_child_join, #parent_child_where, #pieces, #result, #scope, #start_and_end_wildcard, #start_wildcard, #wildcard_pieces, #wildcard_wrapped_integers, #wildcard_wrapped_years, #with_cached, #with_cached_like, #with_id, #with_project_id, #year_letter, #years

Constructor Details

#initialize(string, params = {}) ⇒ Autocomplete

Returns a new instance of Autocomplete.

Parameters:

  • args (Hash) 


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

def initialize(string, params = {})
  set_identifier(params)
  set_alternate_value(params)
  super
end

Instance Method Details

#autocomplete ⇒ Array

Returns:

  • (Array) 


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# File 'lib/queries/repository/autocomplete.rb', line 34

def autocomplete
  return [] if query_string.blank?
  queries = [
    autocomplete_acronym_match,
    autocomplete_exact_id,
    autocomplete_exactly_named,
    autocomplete_identifier_identifier_exact,
    autocomplete_named,
    autocomplete_alternate_values_acronym,
    autocomplete_alternate_values_name
  ]

  queries.compact!

  result = []
  queries.each do |q|
    result += q.to_a
    result.uniq!
    break if result.count > 19
  end
  result[0..19]
end

#autocomplete_acronym_match ⇒ Scope

Returns:

  • (Scope) 


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# File 'lib/queries/repository/autocomplete.rb', line 19

def autocomplete_acronym_match
  base_query.where(
    table[:acronym].matches_any(terms).to_sql
  ).limit(20)
end

#autocomplete_alternate_values_acronym ⇒ Object 



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# File 'lib/queries/repository/autocomplete.rb', line 25

def autocomplete_alternate_values_acronym
  matching_alternate_value_on(:acronym).limit(20)
end

#autocomplete_alternate_values_name ⇒ Object 



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# File 'lib/queries/repository/autocomplete.rb', line 29

def autocomplete_alternate_values_name
  matching_alternate_value_on(:name).limit(20)
end

#base_query ⇒ Object 



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

def base_query
    ::Repository.select('repositories.*')
end

#table ⇒ Arel::Table

Returns:

  • (Arel::Table) 


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# File 'lib/queries/repository/autocomplete.rb', line 58

def table
  ::Repository.arel_table
end