Class: Metka::AllTagsQuery

Inherits:

Object

• Object
• Metka::AllTagsQuery

Includes:

Singleton

Defined in:

lib/metka/query_builder/all_tags_query.rb

Instance Method Summary

• #call(model, column_name, tag_list) ⇒ Object

Instance Method Details

#call(model, column_name, tag_list) ⇒ Object

# File 'lib/metka/query_builder/all_tags_query.rb', line 7

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("@>", column_cast, value_cast)
end