Class: Metka::BaseQuery

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/metka/query_builder/base_query.rb

Direct Known Subclasses

AllTagsQuery, AnyTagsQuery

Instance Method Summary collapse

Instance Method Details

#call(model, column_name, tag_list) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/metka/query_builder/base_query.rb', line 8

def call(model, column_name, tag_list)
  column_cast = Arel::Nodes::NamedFunction.new(
    'CAST',
    [model.arel_table[column_name].as('text[]')]
  )

  value = Arel::Nodes::SqlLiteral.new(
    # In Rails 5.2 and above Sanitanization moved to public level, but still we have to support 4.2 and 5.0 and 5.1
    ActiveRecord::Base.send(:sanitize_sql_for_conditions, ['ARRAY[?]', tag_list.to_a])
  )

  value_cast = Arel::Nodes::NamedFunction.new(
    'CAST',
    [value.as('text[]')]
  )

  Arel::Nodes::InfixOperation.new(infix_operator, column_cast, value_cast)
end