Class: Queries::Identifier::Autocomplete
Instance Attribute Summary collapse
#dynamic_limit, #project_id, #query_string
Attributes inherited from Query
#query_string, #terms
Instance Method Summary
collapse
#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, #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, identifier_object_types: []) ⇒ Autocomplete
Returns a new instance of Autocomplete.
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# File 'lib/queries/identifier/autocomplete.rb', line 8
def initialize(string, project_id: nil, identifier_object_types: [])
@identifier_object_types = identifier_object_types || []
super
end
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Instance Attribute Details
#identifier_object_types ⇒ Object
Returns the value of attribute identifier_object_types.
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# File 'lib/queries/identifier/autocomplete.rb', line 5
def identifier_object_types
@identifier_object_types
end
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Instance Method Details
#and_clauses ⇒ Arel:Nodes?
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# File 'lib/queries/identifier/autocomplete.rb', line 15
def and_clauses
clauses = [
is_identifier_object_type
].compact
return nil if clauses.nil?
a = clauses.shift
clauses.each do |b|
a = a.and(b)
end
a
end
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#autocomplete ⇒ Object
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# File 'lib/queries/identifier/autocomplete.rb', line 29
def autocomplete
queries = [
autocomplete_exact_cached,
autocomplete_exact_identifier,
autocomplete_matching_cached,
autocomplete_matching_cached_anywhere
]
queries.compact!
updated_queries = []
queries.each_with_index do |q ,i|
a = q.where(with_project_id.to_sql) if project_id.present?
a = a.where(and_clauses.to_sql) if and_clauses
a ||= q
updated_queries[i] = a
end
result = []
updated_queries.each do |q|
result += q.to_a
result.uniq!
break if result.count > 29
end
result[0..29]
end
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#autocomplete_exact_cached ⇒ Object
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# File 'lib/queries/identifier/autocomplete.rb', line 62
def autocomplete_exact_cached
base_query.where(with_cached.to_sql).limit(2)
end
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#autocomplete_exact_identifier ⇒ Object
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# File 'lib/queries/identifier/autocomplete.rb', line 66
def autocomplete_exact_identifier
base_query.where(with_identifier_identifier.to_sql).limit(15)
end
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#autocomplete_matching_cached ⇒ Object
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# File 'lib/queries/identifier/autocomplete.rb', line 70
def autocomplete_matching_cached
base_query.where(match_wildcard_end_in_cached).order(Arel.sql('LENGTH(cached)')).limit(20)
end
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#autocomplete_matching_cached_anywhere ⇒ Object
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# File 'lib/queries/identifier/autocomplete.rb', line 74
def autocomplete_matching_cached_anywhere
base_query.where(with_identifier_cached_wildcarded).order(Arel.sql('LENGTH(cached)')).limit(20)
end
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#is_identifier_object_type ⇒ Arel::Nodes::<>?
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# File 'lib/queries/identifier/autocomplete.rb', line 57
def is_identifier_object_type
return nil if identifier_object_types.empty?
table[:identifier_object_type].eq_any(identifier_object_types)
end
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